Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2024 04:49

General

  • Target

    JaffaCakes118_8e57e91b007a4aea044f90adce393d0a78465d62df8f70a4022f5a4533c3fd65.msi

  • Size

    288KB

  • MD5

    f959677f1823dff599d226429d95c0e6

  • SHA1

    02b546733236c788dec7c680ec38afa03dc5960d

  • SHA256

    8e57e91b007a4aea044f90adce393d0a78465d62df8f70a4022f5a4533c3fd65

  • SHA512

    7e3781b42b4d2f7533523c986d0778a53ea7e995fa794c5196d49fe2229892519472cff53f6787b7a8c7f307dde0c58bd2be167b90f3c5b59a369796c3ba8547

  • SSDEEP

    6144:GEKG/ZO3j4Tdo89lYaJNB0da/IWf9GVoMsCE4U78tSYX6wD:GEBZO2dRlYUNidhWf2ovL7AX

Malware Config

Extracted

Family

revengerat

Botnet

Nov333

C2

80.82.68.21:3333

Mutex

RV_MUTEX-FtNHuiGGjjtnxDp

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • Revengerat family
  • Beds Protector Packer 1 IoCs

    Detects Beds Protector packer used to load .NET malware.

  • Drops startup file 2 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 10 IoCs
  • Executes dropped EXE 2 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 52 IoCs
  • Suspicious use of AdjustPrivilegeToken 63 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8e57e91b007a4aea044f90adce393d0a78465d62df8f70a4022f5a4533c3fd65.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2400
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Windows\Installer\MSI8FA4.tmp
      "C:\Windows\Installer\MSI8FA4.tmp"
      2⤵
      • Drops startup file
      • Suspicious use of SetThreadContext
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2208
      • C:\Windows\Installer\MSI8FA4.tmp
        "C:\Windows\Installer\MSI8FA4.tmp"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1264
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2444
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000004D8" "00000000000003E8"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:2068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Installer\MSI8FA4.tmp

    Filesize

    262KB

    MD5

    49d493901c396507a0d26065e4a75283

    SHA1

    0fa197bf3b50ca8a6b6be01283e6ba1eebcc7889

    SHA256

    c04888cf051d59540208dc4e13c7b32366f131d095e50bd97c2c8fbff91c07c3

    SHA512

    a72ed9410f8fcedd6ea63a5eab84174ad78a397155238651de35c0cd69060f1bc51219430955929753a3fe8347abc0ebdf544d55f452930deab7fa99ff2fc711

  • memory/1264-16-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1264-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1264-23-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1264-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1264-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1264-26-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1264-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2208-12-0x00000000001E0000-0x0000000000226000-memory.dmp

    Filesize

    280KB

  • memory/2208-13-0x0000000000410000-0x000000000044C000-memory.dmp

    Filesize

    240KB