Analysis

  • max time kernel
    153s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2022 05:57

General

  • Target

    d05fe560a6792e7670d3c364aca662404419987da09053677fd82ec22e3d6b81.exe

  • Size

    360KB

  • MD5

    e9315ceafef7f09fbbb52d99ef06cc32

  • SHA1

    390d24ca5949883294ef10585ca1fce11016ce9c

  • SHA256

    d05fe560a6792e7670d3c364aca662404419987da09053677fd82ec22e3d6b81

  • SHA512

    7f8f21337f6cd8024d257efc8c92c7fda03f72a4b9b2aa9647df65171aaeaf5a427953043a19f44660d9b10ab1d6b2f368178f6e0c738fbce7ee9aedec745625

  • SSDEEP

    6144:ljXmPZ3/BL3LuJ5Toj6ZbpgsU1spq/0BHKRVSPndFGzv2dHkUZ8uqL+Dpi2+x:lih3NuJ5ToYRUCHKLSmzedHpZCL+Ox

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

sattam.no-ip.biz:1604

Mutex

DC_MUTEX-TELC5DX

Attributes
  • gencode

    0AZVTE47t6Fe

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d05fe560a6792e7670d3c364aca662404419987da09053677fd82ec22e3d6b81.exe
    "C:\Users\Admin\AppData\Local\Temp\d05fe560a6792e7670d3c364aca662404419987da09053677fd82ec22e3d6b81.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Users\Admin\AppData\Local\Temp\d05fe560a6792e7670d3c364aca662404419987da09053677fd82ec22e3d6b81.exe
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4964

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1788-132-0x0000000000400000-0x00000000006F1000-memory.dmp
    Filesize

    2.9MB

  • memory/1788-133-0x0000000000400000-0x00000000006F1000-memory.dmp
    Filesize

    2.9MB

  • memory/1788-134-0x0000000000790000-0x0000000000793000-memory.dmp
    Filesize

    12KB

  • memory/1788-135-0x0000000000400000-0x00000000006F1000-memory.dmp
    Filesize

    2.9MB

  • memory/1788-141-0x0000000000400000-0x00000000006F1000-memory.dmp
    Filesize

    2.9MB

  • memory/4964-138-0x0000000000000000-mapping.dmp
  • memory/4964-139-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB

  • memory/4964-140-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB

  • memory/4964-142-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB

  • memory/4964-143-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB

  • memory/4964-144-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB