Resubmissions

22-11-2023 17:02

231122-vkac9adg64 10

19-01-2021 19:24

210119-s26yznnqsn 10

19-11-2020 13:14

201119-s41ec6lt86 10

Analysis

  • max time kernel
    152s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2023 17:02

General

  • Target

    948340be97cc69c2cf8e5c8327ee52a89eeb50095f978696c710ad773a46b654.exe

  • Size

    17KB

  • MD5

    aa0a434f00c138ef445bf89493a6d731

  • SHA1

    2e798c079b179b736247cf20d1346657db9632c7

  • SHA256

    948340be97cc69c2cf8e5c8327ee52a89eeb50095f978696c710ad773a46b654

  • SHA512

    e5b50ccd82c9cd5797dfc278dbd4bef6b4cb4468424962666d2618707a3c69e0154e8fb11846e0f529dd6e903fd9de2a2f4dd3b526821b10f08530371a0c6952

  • SSDEEP

    384:rnhZ7/5eOHY9FmMoEIPJvnbisVK8ysLu2s2:bhdQOS8EIRmIa2

Malware Config

Extracted

Family

revengerat

Botnet

Victime

C2

cocohack.dtdns.net:84

Mutex

RV_MUTEX-OKuSAtYBxGgZHx

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • RevengeRat Executable 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\948340be97cc69c2cf8e5c8327ee52a89eeb50095f978696c710ad773a46b654.exe
    "C:\Users\Admin\AppData\Local\Temp\948340be97cc69c2cf8e5c8327ee52a89eeb50095f978696c710ad773a46b654.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3144
    • C:\Users\Admin\AppData\Roaming\Client.exe
      "C:\Users\Admin\AppData\Roaming\Client.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:3928

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Client.exe
    Filesize

    17KB

    MD5

    aa0a434f00c138ef445bf89493a6d731

    SHA1

    2e798c079b179b736247cf20d1346657db9632c7

    SHA256

    948340be97cc69c2cf8e5c8327ee52a89eeb50095f978696c710ad773a46b654

    SHA512

    e5b50ccd82c9cd5797dfc278dbd4bef6b4cb4468424962666d2618707a3c69e0154e8fb11846e0f529dd6e903fd9de2a2f4dd3b526821b10f08530371a0c6952

  • C:\Users\Admin\AppData\Roaming\Client.exe
    Filesize

    17KB

    MD5

    aa0a434f00c138ef445bf89493a6d731

    SHA1

    2e798c079b179b736247cf20d1346657db9632c7

    SHA256

    948340be97cc69c2cf8e5c8327ee52a89eeb50095f978696c710ad773a46b654

    SHA512

    e5b50ccd82c9cd5797dfc278dbd4bef6b4cb4468424962666d2618707a3c69e0154e8fb11846e0f529dd6e903fd9de2a2f4dd3b526821b10f08530371a0c6952

  • C:\Users\Admin\AppData\Roaming\Client.exe
    Filesize

    17KB

    MD5

    aa0a434f00c138ef445bf89493a6d731

    SHA1

    2e798c079b179b736247cf20d1346657db9632c7

    SHA256

    948340be97cc69c2cf8e5c8327ee52a89eeb50095f978696c710ad773a46b654

    SHA512

    e5b50ccd82c9cd5797dfc278dbd4bef6b4cb4468424962666d2618707a3c69e0154e8fb11846e0f529dd6e903fd9de2a2f4dd3b526821b10f08530371a0c6952

  • memory/3144-8-0x00007FF89A590000-0x00007FF89AF31000-memory.dmp
    Filesize

    9.6MB

  • memory/3144-2-0x00007FF89A590000-0x00007FF89AF31000-memory.dmp
    Filesize

    9.6MB

  • memory/3144-5-0x000000001C1E0000-0x000000001C242000-memory.dmp
    Filesize

    392KB

  • memory/3144-6-0x00007FF89A590000-0x00007FF89AF31000-memory.dmp
    Filesize

    9.6MB

  • memory/3144-7-0x0000000000F00000-0x0000000000F10000-memory.dmp
    Filesize

    64KB

  • memory/3144-0-0x00007FF89A590000-0x00007FF89AF31000-memory.dmp
    Filesize

    9.6MB

  • memory/3144-3-0x000000001BBA0000-0x000000001C06E000-memory.dmp
    Filesize

    4.8MB

  • memory/3144-4-0x000000001C070000-0x000000001C116000-memory.dmp
    Filesize

    664KB

  • memory/3144-1-0x0000000000F00000-0x0000000000F10000-memory.dmp
    Filesize

    64KB

  • memory/3144-20-0x00007FF89A590000-0x00007FF89AF31000-memory.dmp
    Filesize

    9.6MB

  • memory/3928-19-0x0000000001030000-0x0000000001040000-memory.dmp
    Filesize

    64KB

  • memory/3928-17-0x00007FF89A590000-0x00007FF89AF31000-memory.dmp
    Filesize

    9.6MB

  • memory/3928-21-0x00007FF89A590000-0x00007FF89AF31000-memory.dmp
    Filesize

    9.6MB

  • memory/3928-22-0x00007FF89A590000-0x00007FF89AF31000-memory.dmp
    Filesize

    9.6MB

  • memory/3928-23-0x0000000001030000-0x0000000001040000-memory.dmp
    Filesize

    64KB

  • memory/3928-24-0x00007FF89A590000-0x00007FF89AF31000-memory.dmp
    Filesize

    9.6MB