Overview

overview

10

Static

static

10

352f00d2c5...6a.exe

windows7-x64

352f00d2c5...6a.exe

windows10-2004-x64

db12aacbc3...fe.exe

windows7-x64

10

db12aacbc3...fe.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    121s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-08-2024 16:16

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General

  • Target

    db12aacbc394e441e23c1e1d9ce25ca354a554d7362b399e6d0e33770f0e98fe.exe

  • Size

    125KB

  • MD5

    b13a1e9c7ef5a51f64a58bae9b508e62

  • SHA1

    e232747c02b5cab0a414190a0d8438f5be042000

  • SHA256

    db12aacbc394e441e23c1e1d9ce25ca354a554d7362b399e6d0e33770f0e98fe

  • SHA512

    3f42f81505693089dc2595976c523f1568aee6cbe2565ba16b3e4b43a06b2533b4f2c63ba90afc2637380a32fbc5dd09b70e84ff932fe90482e0da84c0571afe

  • SSDEEP

    3072:GA1PPaKgKdZqTXKopLuLgdgjgVE0e95NlmD:G6CKg8ZqTvpyLgd0gVqdE

Score
10/10
targetcompanydefense_evasiondiscoveryevasionexecutionimpactransomware

Malware Config

Extracted

Path

C:\Program Files (x86)\Microsoft\Edge\Application\How to decrypt files.txt

Family

targetcompany

Ransom Note
Your personal identifier: TIF3MW2QALL All files on Take It For Granit, INC. network have been encrypted due to insufficient security. The only way to quickly and reliably regain access to your files is to contact us. The price depends on how fast you write to us. In other cases, you risk losing your time and access to data. Usually time is much more valuable than money. FAQ Q: How to contact us A: * Download Tor Browser - https://www.torproject.org/ * Open link in Tor Browser http://w3nrsbh4n35dkujnho3yiv5ocntimv5nb3jg5fggvgw3dwrzdnmtlaqd.onion/TIF3MW2QALL * Follow the instructions on the website. Q: What guarantees? A: Before paying, we can decrypt several of your test files. Files should not contain valuable information. Q: Can I decrypt my data for free or through intermediaries? A: Use third party programs and intermediaries at your own risk. Third party software may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price or you can become a victim of a scam.�
URLs

http://w3nrsbh4n35dkujnho3yiv5ocntimv5nb3jg5fggvgw3dwrzdnmtlaqd.onion/TIF3MW2QALL

Signatures

  • TargetCompany,Mallox

    TargetCompany (aka Mallox) is a ransomware which encrypts files using a combination of ChaCha20, AES-128, and Curve25519, first seen in June 2021.

    ransomwaretargetcompany
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • Renames multiple (5886) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\db12aacbc394e441e23c1e1d9ce25ca354a554d7362b399e6d0e33770f0e98fe.exe
    "C:\Users\Admin\AppData\Local\Temp\db12aacbc394e441e23c1e1d9ce25ca354a554d7362b399e6d0e33770f0e98fe.exe"
    1⤵
    • Checks computer location settings
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4316
    • C:\Windows\system32\vssadmin.exe
      "C:\Windows\sysnative\vssadmin.exe" delete shadows /all /quiet
      2⤵
      • Interacts with shadow copies
      PID:5064
    • C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd.exe" /c bcdedit /set {current} bootstatuspolicy ignoreallfailures
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2420
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {current} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:4040
    • C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd.exe" /c bcdedit /set {current} recoveryenabled no
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2816
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {current} recoveryenabled no
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2480
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2120

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Microsoft\Edge\Application\How to decrypt files.txt
    Filesize

    1KB

    MD5

    2ec73cd107a7b2a2a74fe885dbb806a3

    SHA1

    9ce7dcc184b0f3ae56379301428ff4a795af27b9

    SHA256

    3c911f67c2a94541505ba5bdbd8df7e45fcbb4b76a1132032029e02c2e9cec3a

    SHA512

    963655732f1d36d7af13ac14e7ef2944a78c09c001762db481e959231bb3755af36c9b0df04dfaaaa93278dcd0e4096f6be28802cc0756e70dbcce58def5fbe9

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