Categories: Ransom

Ransom.JaffCrypt.5 malicious file

The Ransom.JaffCrypt.5 is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Ransom.JaffCrypt.5 virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Creates RWX memory
  • Mimics the system’s user agent string for its own requests
  • The binary likely contains encrypted or compressed data.
  • Executed a process and injected code into it, probably while unpacking
  • A system process is generating network traffic likely as a result of process injection
  • Attempts to modify proxy settings
  • Anomalous binary characteristics

How to determine Ransom.JaffCrypt.5?


File Info:

crc32: EA5905B2md5: 678624f0fbb824a59f55062fbde610cdname: 678624F0FBB824A59F55062FBDE610CD.mlwsha1: d3e9824327e8f9f6513c746eeae2847cd32f2f80sha256: 284372b152b97cba1aebf0668ea05b0543b4d8845c9d15c0c82d44b5fd9c3616sha512: 39994fafcfb27a401efdb41500886c7a4fde2d8ee96981f457f940ca25cbd5a1ca8598f37941b5c2a05541101ae9b62805807fe351c2ba89e78fa4d5813a0e3assdeep: 3072:rOXLCdOV+vOtoDYo94Demy4JWrblUiIQIufbUYNueTdVFHNAX3qv8gWhshfDTv+n:r0cSSWJWrReQIuDhNdHw7hshfXotype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9xfffdxfffdxfffd xfffdxfffdxfffdxfffdxfffdxfffd. All rights reserved.InternalName: YumFileVersion: 9.9.8.6CompanyName: xfffdxfffdxfffd xfffdxfffdxfffdxfffdxfffdxfffdPrivateBuild: 9.9.8.6LegalTrademarks: xa9xfffdxfffdxfffd xfffdxfffdxfffdxfffdxfffdxfffd. All rights reserved.Comments: Willful Albums InteractedProductName: YumProductVersion: 9.9.8.6FileDescription: Willful Albums InteractedOriginalFilename: YumTranslation: 0x0409 0x04b0

Ransom.JaffCrypt.5 also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0050efa81 )
Elastic malicious (high confidence)
DrWeb Trojan.MulDrop7.26158
Cynet Malicious (score: 85)
ALYac Gen:Variant.Ransom.JaffCrypt.5
Zillya Trojan.Sennoma.Win32.157
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (D)
Alibaba Trojan:Win32/Sennoma.0c4db6a1
K7GW Trojan ( 0050efa81 )
Cybereason malicious.0fbb82
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.FXRE
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky Trojan.Win32.Sennoma.adj
BitDefender Gen:Variant.Ransom.JaffCrypt.5
NANO-Antivirus Trojan.Win32.Sennoma.eppahu
MicroWorld-eScan Gen:Variant.Ransom.JaffCrypt.5
Tencent Win32.Trojan.Sennoma.Wpjq
Ad-Aware Gen:Variant.Ransom.JaffCrypt.5
Sophos Mal/Generic-S
Comodo ApplicUnwnt@#3d8dvikhayurw
BitDefenderTheta Gen:NN.ZexaF.34608.pq0@a0nfdsei
VIPRE Trojan.Win32.Generic!BT
TrendMicro Mal_MiliCry-1c
McAfee-GW-Edition BehavesLike.Win32.Dropper.dh
FireEye Generic.mg.678624f0fbb824a5
Emsisoft Gen:Variant.Ransom.JaffCrypt.5 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1117348
Microsoft Trojan:Win32/Occamy.AB
AegisLab Trojan.Win32.Sennoma.4!c
ZoneAlarm Trojan.Win32.Sennoma.adj
GData Gen:Variant.Ransom.JaffCrypt.5
AhnLab-V3 Win-Trojan/Sagecrypt.Gen
McAfee Artemis!678624F0FBB8
MAX malware (ai score=88)
VBA32 BScope.TrojanPSW.Papras
Panda Trj/CI.A
TrendMicro-HouseCall Mal_MiliCry-1c
Rising Trojan.Generic@ML.100 (RDML:aauOXITJ8k6EQ6VkXHOwdA)
Yandex Trojan.Sennoma!sgDJTiqtOk4
Ikarus Trojan.SuspectCRC
Fortinet Generik.DYYGCTJ!tr
AVG Win32:Trojan-gen
Paloalto generic.ml
Qihoo-360 Win32/Trojan.Generic.HgIASOoA

How to remove Ransom.JaffCrypt.5?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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