Classification: Malicious
Mischa.exe is a malicious file sample. Reported by 3 threat sources, last seen 2026-06-16. Detected by 66 antivirus engines.
Detection summary
- 66 antivirus detections (87% detection ratio)
- 0 IDS alerts
- 1 processes observed
- 0 contacted hosts
- 0 DNS requests
Blacklist sightings
| Description |
Source |
First seen |
Last seen |
Labels |
MITRE ATT&CK |
| Petya |
Triage |
2026-02-16 21:20:19 |
2026-06-16 08:35:29 |
malicious-activity
|
|
| Generic Malware |
Hybrid-Analysis |
2023-06-09 07:15:07 |
2023-06-09 07:15:07 |
|
|
| Generic.Malware |
MalwareBazaar Abuse.ch |
2023-06-09 06:51:22 |
2023-06-09 06:51:22 |
malicious-activity
|
|
Tags
petya
bootkit
discovery
persistence
ransomware
Sample information
- Filenames
- Mischa.exe, d4b6524315d5de727a8af3e4e73e8b28dab27c62fd0a6a7a891460061c2f3d60.exe, 03854199.exe
- File type
- application/x-dosexec
- Size
- 899584 bytes
- MD5
8a241cfcc23dc740e1fadc7f2df3965e- SHA-1
1a5faa5637bec9805039a93d6e199bac26fce413- SHA-256
d4b6524315d5de727a8af3e4e73e8b28dab27c62fd0a6a7a891460061c2f3d60- SHA-512
440528b7f92d6703f008124206b9afce3d72efd30cc31b67386fa515f939b72a7eb8afe0b0cb81586680708948afdee021e33e9e5310b59aa3ab2bbdb2128318- First indexed
- 2023-06-09 06:51:22
- Last updated
- 2026-09-03 00:49:33
Antivirus detections
| Engine | Detection |
|---|
| ALYac | Trojan.Ransom.Petya |
| APEX | Malicious |
| AVG | Other:Malware-gen [Trj] |
| AhnLab-V3 | Trojan/Win32.Ransom.R181338 |
| Alibaba | Ransom:Win32/Mikhail.c3f6a54e |
| Antiy-AVL | Trojan[Ransom]/Win32.Mikhail |
| Arcabit | Trojan.Ransom.AVS |
| Avast | Other:Malware-gen [Trj] |
| Avira | TR/Malware |
| BitDefender | Trojan.Ransom.AVS |
| CAT-QuickHeal | Ransom.Petya.MUE.S4 |
| CTX | exe.trojan.petya |
| CrowdStrike | win/malicious_confidence_100% (W) |
| Cylance | Unsafe |
| Cynet | Malicious (score: 99) |
| DeepInstinct | MALICIOUS |
| DrWeb | Trojan.Encoder.4544 |
| ESET-NOD32 | Win32/Diskcoder.Petya.C trojan |
| Elastic | malicious (high confidence) |
| Emsisoft | Trojan.Ransom.AVS (B) |
| F-Secure | Trojan:W32/Petya.B |
| Fortinet | W32/Agent.ARTN!tr |
| GData | Win32.Trojan.Agent.7MGIJI |
| Gridinsoft | Ransom.Win32.Filecoder.ad!i |
| Ikarus | Trojan.Crypt |
| Jiangmin | Trojan.Generic.btmcd |
| K7AntiVirus | Ransomware ( 006696931 ) |
| K7GW | Ransomware ( 006696931 ) |
| Kaspersky | Trojan-Ransom.Win32.Mikhail.a |
| Kingsoft | Win32.Trojan-Ransom.Mikhail.a |
| Lionic | Trojan.Win32.Petya.j!c |
| Malwarebytes | Petya.Ransom.MBRLock.DDS |
| MaxSecure | Trojan.Malware.273099824.susgen |
| McAfeeD | ti!D4B6524315D5 |
| MicroWorld-eScan | Trojan.Ransom.AVS |
| Microsoft | Ransom:Win32/Mischa.A |
| NANO-Antivirus | Trojan.Win32.Encoder.efhdfq |
| Paloalto | generic.ml |
| Panda | Trj/WLT.B |
| Rising | Trojan.ShellCode!1.FA62 (CLASSIC) |
| SUPERAntiSpyware | Ransom.Petya/Variant |
| Sangfor | Ransom.Win32.Mischa.V86v |
| Skyhigh | BehavesLike.Win32.Dropper.ch |
| Sophos | Mal/Generic-S |
| Symantec | ML.Attribute.HighConfidence |
| TACHYON | Trojan/W32.Mikhail.899584 |
| Tencent | Malware.Win32.Gencirc.10b8694a |
| Trapmine | malicious.high.ml.score |
| TrellixENS | Generic.ys |
| TrendMicro | Ransom_MISCHA.A |
| TrendMicro-HouseCall | Ransom_MISCHA.A |
| VBA32 | Hoax.Mikhail |
| VIPRE | Trojan.Ransom.AVS |
| Varist | W32/Diskcoder.BKYZ-2750 |
| ViRobot | Trojan.Win32.Z.Petya.899584 |
| VirIT | Trojan.Win32.CryptoPetya.C |
| Webroot | W32.Ransomware.Gen |
| Xcitium | Malware@#2ijuujrm8nxsg |
| Yandex | Trojan.Mikhail!tQocEfpIxIw |
| ZoneAlarm | Troj/Agent-ARTN |
| Zoner | Trojan.Win32.41882 |
| alibabacloud | RansomWare |
| CTX | exe.trojan.mikhail |
| Google | Detected |
| Malwarebytes | Malware.Heuristic.2095 |
| Sangfor | Ransom.Win32.Mischa.Vucf |
Process list
| Name | Command line |
|---|
| 03854199.exe | |