gandcrab

Resubmissions

05-06-2024 15:48

240605-s8zxpsbb5y 1

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General

Target

873d16767e0895ff109b2a2ae61335f5_JaffaCakes118
Size

175KB
Sample

240605-szx2raah7z
MD5

873d16767e0895ff109b2a2ae61335f5
SHA1

15ce4fd25f2709f3a3379a41e51337ddfa6c773c
SHA256

77da860cd56ac35ea77e4768745a0c36a3662ad08fca31aa6a5ab1cec5c3d4e0
SHA512

280efb73feb2b569444212a708be2e1d9432752ececc7302f4841235c6d76f3d50f2732f12d867b289f9c881a282abf5709918435344d91948ee7570a2d436f5
SSDEEP

1536:SqtY8hd8Wu8pI8Cd8hd8dQg0H//3oS34GNkFjYfBCJisl+aeTH+WK/Lf1/hmnVSV:SBoT34/F6BCJiZm

Score

10^/10

Malware Config

Extracted

Path

F:\$RECYCLE.BIN\S-1-5-21-4124900551-4068476067-3491212533-1000\SVWJHE-MANUAL.txt

Family

gandcrab

Ransom Note

---= GANDCRAB V5.2 =--- ***********************UNDER NO CIRCUMSTANCES DO NOT DELETE THIS FILE, UNTIL ALL YOUR DATA IS RECOVERED*********************** *****FAILING TO DO SO, WILL RESULT IN YOUR SYSTEM CORRUPTION, IF THERE ARE DECRYPTION ERRORS***** Attention! All your files, documents, photos, databases and other important files are encrypted and have the extension: .SVWJHE The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. The server with your key is in a closed network TOR. You can get there by the following ways: ---------------------------------------------------------------------------------------- | 0. Download Tor browser - https://www.torproject.org/ | 1. Install Tor browser | 2. Open Tor Browser | 3. Open link in TOR browser: http://gandcrabmfe6mnef.onion/ad31e0c52ed0d64 | 4. Follow the instructions on this page ---------------------------------------------------------------------------------------- On our page you will see instructions on payment and get the opportunity to decrypt 1 file for free. ATTENTION! IN ORDER TO PREVENT DATA DAMAGE: * DO NOT MODIFY ENCRYPTED FILES * DO NOT CHANGE DATA BELOW ---BEGIN GANDCRAB KEY--- lAQAABytGcD1q2u9rWwfs/FI2F2zTxekly6G1QpiwjHF9hpRyBl+N6mZfyDFQu8o1zfpo4Yylz6lpaE5e5J/JNG5gHRsIo+Rojjcq4FyKWAj70Q0UCmcAifWz/6mzEWtBFsfKG2lsFsr3aBpSXuTKXusOjjDMFsxXbnNxHb+G4VZ+Yp93fEzDL5teE/XRgIzNXAmFSPp8Lu0DHOWugb9oI20pBXGbfp3iInCgSUc711nNyA6CpKYkQvXrxe8Sbg2t6Adcr0iWnWBj1tU5Bi7sTrlHNj/C27dmFepvcevxQ9nfMLMBVTs2c9fRWaVpOif5hVM6h3uEkT/4G11GjNlzlB6+tQXV3oYu61zhjSExG6cYi9cUGjJaiY5tGAvnSCcEycs6ADzi+aRAyTfyZzvg2m1N3zjTh1fZLu1v4xpu1SrjyL8EeO2YWahQOI/N1KsDj5QMRbFGXej4eCWNmyu75y1krWCtLinhsGt6ZuemAtyq+xLOa91CxJbsiVrulyYQ2yCGMr9plW6pomS3zYZCe1T2ai64Z5AdliXeyY/K26SMRh3GULdqIyqyd/T64Mf6Hi59H0iQKizvc21K5F838jG9wEylWuL2OsxfFR4L4qGrTh4LAOURwafmf1LcSVczdBjjn/V9ZefZZT8NqvovaM48Ur+RwdvfAxnvDd51bWyfoW0hyE7YegudgddIW4R06P4/zCjGSAEjaY7VD6NL4z4Oa7HHUd/V/jHYfifcmvB/QDsvQKoXb5kZCHW21BuugSbrxwEj4RDZlIsJw1wn8YipdSCF06zKt1eAzHYFUMMmiFF6D5/ytzW770kyjIc29S75R7fEVw3WP3q6kU+Kvfcfy0eCbiO+3DywCdm1ELbA4Nw1QMZZdoQbszbe7oODpcJWakDBcYVJPDmAANp2CcmzSoHQQWSa7Dkr/8a9/ugEt6MNfBoTnNThUfOGZcRFra9blMO1fCKbezX5ELjnnkzM+wLWAHHz0IB2rSACRkIBzzQc378BNBLhXgKOfPVn0qxgbcG+M20VdJNE3E7KxMt1kfrZ6928LjXC5GjgheRaNGtVnrju3isuv5HkW4nllUTYvPa/JNiZIBjupD6whzu6lma+umnOZpDk78vhEwiDGGJHy5VEeo88rAKvFg3UeFBqMIUfmgCBz6gykctvqVbdl9C/oxvzxwk8x83MRNSlW6DJC1rUgtTCmGUgNSBe63VxeaP+ljaME3Oa+UOiVRdeT1auwg4yVfXJGjyaqcc+JdAq/IePiZOfkMdLo8wwf7NIr5vAvL9aE2KmwVFEUP95UPXPhKybcLZva7qVIyy/+L54uvBXWNilJDdMXC2DU2cOgNdhYk6C8bEbDkImE5bQStL594N9qiWvtfblaSTFzlIYC7ELekQELq0UryPUWYEw7FsiFoMlFLhDdmCeZuSsVW1I0QE7qh4W2WB0xqkr8HI71zusu04iLJ9c/qP8nCYyYNly1M24ytRLGRoTTyBJu88pBcZyHk7mRc3CrsCR/q5WOVG0hMxx3PyHDiYO7F+VJT/1sYrCuUQnZ10v8OShAlwASb69JQe1tUO+9mgZFo/GcdOCLwTq0kg/ek4bcJQuxdQma4p9ho/QZkboPuCeZ3TpH6cTdVaRYwHVPyi7mSBhlG6eVwl0J/I8yMKqdx4pvaggbU4drXg3bSRBau4majgtxFFnxB24EXsoSXa90yffv6v91i2yaPqRCFKa7ivObZ9NQNAKTkW1UjXx+a3YbbVX5p1hj9fgaF/W3ht439vr8X317l7Ho8HOfMP+lmiA2JKHEx3kEzzxYFlKnlmD0iqEHYoRJzHXUMP9G6YPO5vDq4SEtN5vE56HhhbbTmdoj3ewjO5mQGUqr9oMiD1D86U18+b5JLMcP9dzGF01DKKjU+RaitjpmbkV/8gvecZa4BH506zTOuaSoBR6EgMPLPfYkr7xNqlO86m6YulwveI3lZkR9YFuZ8DRFdxyo2rPC70S89cX1zEG3or5CULTWtcfViErvy5s4BI9ztflVOJ6cP87Eb8/TTQfvZOpmBzrAhdgPmeQD6XUfj4DKishOIXJgZhbsm3datsMh+VLMpQ8iiBWwZQdwL5P5SpMVxgBethZIqPN0OnNMPWxUSPJG3A7XyegUCmDxTZ1qlxKkehVjSxsllcx0iLOufGznH0nlpyZWIeAof1Ldg2aYyuk8pVaUoeuKIdi5nzl6yMU1sISCqhiTQi19jCJDj+AMcSl977w3E= ---END GANDCRAB KEY--- ---BEGIN PC DATA--- 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 ---END PC DATA---

URLs

http://gandcrabmfe6mnef.onion/ad31e0c52ed0d64

Targets

- Target
  
  873d16767e0895ff109b2a2ae61335f5_JaffaCakes118
- Size
  
  175KB
- MD5
  
  873d16767e0895ff109b2a2ae61335f5
- SHA1
  
  15ce4fd25f2709f3a3379a41e51337ddfa6c773c
- SHA256
  
  77da860cd56ac35ea77e4768745a0c36a3662ad08fca31aa6a5ab1cec5c3d4e0
- SHA512
  
  280efb73feb2b569444212a708be2e1d9432752ececc7302f4841235c6d76f3d50f2732f12d867b289f9c881a282abf5709918435344d91948ee7570a2d436f5
- SSDEEP
  
  1536:SqtY8hd8Wu8pI8Cd8hd8dQg0H//3oS34GNkFjYfBCJisl+aeTH+WK/Lf1/hmnVSV:SBoT34/F6BCJiZm
Score

10^/10

gandcrab troldesh aspackv2 backdoor evasion persistence ransomware spyware stealer trojan upx
- Gandcrab
  Gandcrab is a Trojan horse that encrypts files on a computer.
  ransomware backdoor gandcrab
- Troldesh, Shade, Encoder.858
  Troldesh is a ransomware spread by malspam.
  ransomware trojan troldesh
- Renames multiple (255) files with added filename extension
  This suggests ransomware activity of encrypting all the files on the system.
  ransomware
- Disables Task Manager via registry modification
  evasion
- Downloads MZ/PE file
- ASPack v2.12-2.42
  Detects executables packed with ASPack v2.12-2.42
  aspackv2
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Drops startup file
- Executes dropped EXE
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Adds Run key to start application
  persistence
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Legitimate hosting services abused for malware hosting/C2
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Sets desktop wallpaper using registry
  ransomware
behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Tasks

static1

Score

1^/10

behavioral1

gandcrabtroldeshaspackv2backdoorevasionpersistenceransomwarespywarestealertrojanupx

Score

10^/10

Resubmissions

Sharing

General

Malware Config

Extracted

Targets

Troldesh, Shade, Encoder.858

Renames multiple (255) files with added filename extension

Disables Task Manager via registry modification

Downloads MZ/PE file

ASPack v2.12-2.42

Checks computer location settings

Drops startup file

Executes dropped EXE

Reads user/profile data of web browsers

UPX packed file

Adds Run key to start application

Enumerates connected drives

Legitimate hosting services abused for malware hosting/C2

Looks up external IP address via web service

Sets desktop wallpaper using registry

MITRE ATT&CK Matrix ATT&CK v13

Tasks

static1

behavioral1