Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-11-2024 05:27

General

  • Target

    8f62b86a64556d62d3192bf4a1ad6660_JaffaCakes118.exe

  • Size

    1.0MB

  • MD5

    8f62b86a64556d62d3192bf4a1ad6660

  • SHA1

    768b87bc641a42119f050c19a94493c908b310a7

  • SHA256

    408b365717114ce6b406c8b1dfc8dbb49679a2c37758da2a399f2628346a8943

  • SHA512

    131afb3f106e235649afec855e502212c255484b1b182493ae717300f65aec9f0c62ea5cc457cef6a616fac60ac8b0eb37403dc36aac95e8afc2b59796c11996

  • SSDEEP

    24576:nFE//Tct4bOsyczmyM8rn8Hry+dFG3K0bbQolC:FSVyczo

Malware Config

Extracted

Family

darkcomet

Botnet

Guest

C2

larohabi.no-ip.org:1604

larohabi.no-ip.org:8080

larohabi.no-ip.org:100

127.0.0.1:

127.0.0.1:8080

larohabi.no-ip.org:1337

Mutex

DC_MUTEX-2LPNA5H

Attributes
  • InstallPath

    IE Explorer\ieexp.exe

  • gencode

    ikLmMzDk59K0

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    Windows Updater

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Drops file in Drivers directory 4 IoCs
  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • AutoIT Executable 25 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 3 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 59 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 28 IoCs

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

  • Gathers network information 2 TTPs 8 IoCs

    Uses commandline utility to view network configuration.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f62b86a64556d62d3192bf4a1ad6660_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8f62b86a64556d62d3192bf4a1ad6660_JaffaCakes118.exe"
    1⤵
    • Drops file in Drivers directory
    • Adds Run key to start application
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4448
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /C ipconfig /flushdns
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2676
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /flushdns
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        PID:4144
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /C ipconfig /flushdns
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4244
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /flushdns
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        PID:2960
    • C:\Users\Admin\AppData\Roaming\svzhost.exe
      C:\Users\Admin\AppData\Roaming\svzhost.exe
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Enumerates connected drives
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4396
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /C ipconfig /flushdns
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3256
        • C:\Windows\SysWOW64\ipconfig.exe
          ipconfig /flushdns
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers network information
          PID:1232
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /C ipconfig /flushdns
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1528
        • C:\Windows\SysWOW64\ipconfig.exe
          ipconfig /flushdns
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers network information
          PID:2456
      • C:\Users\Admin\AppData\Roaming\svzhost.exe
        "C:\Users\Admin\AppData\Roaming\svzhost.exe"
        3⤵
        • Modifies WinLogon for persistence
        • Checks computer location settings
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4864
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Roaming\svzhost.exe" +s +h
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3684
          • C:\Windows\SysWOW64\attrib.exe
            attrib "C:\Users\Admin\AppData\Roaming\svzhost.exe" +s +h
            5⤵
            • Sets file to hidden
            • System Location Discovery: System Language Discovery
            • Views/modifies file attributes
            PID:4992
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Roaming" +s +h
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4928
          • C:\Windows\SysWOW64\attrib.exe
            attrib "C:\Users\Admin\AppData\Roaming" +s +h
            5⤵
            • Sets file to hidden
            • System Location Discovery: System Language Discovery
            • Views/modifies file attributes
            PID:4084
        • C:\Windows\SysWOW64\notepad.exe
          notepad
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2544
        • C:\Windows\SysWOW64\IE Explorer\ieexp.exe
          "C:\Windows\system32\IE Explorer\ieexp.exe"
          4⤵
          • Drops file in Drivers directory
          • Executes dropped EXE
          • Adds Run key to start application
          • Enumerates connected drives
          • System Location Discovery: System Language Discovery
          PID:3264
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /C ipconfig /flushdns
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2552
            • C:\Windows\SysWOW64\ipconfig.exe
              ipconfig /flushdns
              6⤵
              • System Location Discovery: System Language Discovery
              • Gathers network information
              PID:4652
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /C ipconfig /flushdns
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1384
            • C:\Windows\SysWOW64\ipconfig.exe
              ipconfig /flushdns
              6⤵
              • System Location Discovery: System Language Discovery
              • Gathers network information
              PID:1496
          • C:\Users\Admin\AppData\Roaming\svzhost.exe
            C:\Users\Admin\AppData\Roaming\svzhost.exe
            5⤵
            • Drops file in Drivers directory
            • Executes dropped EXE
            • Enumerates connected drives
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            PID:3068
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /C ipconfig /flushdns
              6⤵
              • System Location Discovery: System Language Discovery
              PID:1836
              • C:\Windows\SysWOW64\ipconfig.exe
                ipconfig /flushdns
                7⤵
                • System Location Discovery: System Language Discovery
                • Gathers network information
                PID:1400
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /C ipconfig /flushdns
              6⤵
              • System Location Discovery: System Language Discovery
              PID:4948
              • C:\Windows\SysWOW64\ipconfig.exe
                ipconfig /flushdns
                7⤵
                • System Location Discovery: System Language Discovery
                • Gathers network information
                PID:4984
            • C:\Users\Admin\AppData\Roaming\svzhost.exe
              "C:\Users\Admin\AppData\Roaming\svzhost.exe"
              6⤵
              • Disables RegEdit via registry modification
              • Executes dropped EXE
              • Adds Run key to start application
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:4972
              • C:\Windows\SysWOW64\notepad.exe
                notepad
                7⤵
                • System Location Discovery: System Language Discovery
                PID:856
            • C:\Users\Admin\AppData\Roaming\svzhost.exe
              "C:\Users\Admin\AppData\Roaming\svzhost.exe"
              6⤵
              • Executes dropped EXE
              PID:1332
      • C:\Users\Admin\AppData\Roaming\svzhost.exe
        "C:\Users\Admin\AppData\Roaming\svzhost.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        PID:1200

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\svzhost.exe

    Filesize

    1.0MB

    MD5

    8f62b86a64556d62d3192bf4a1ad6660

    SHA1

    768b87bc641a42119f050c19a94493c908b310a7

    SHA256

    408b365717114ce6b406c8b1dfc8dbb49679a2c37758da2a399f2628346a8943

    SHA512

    131afb3f106e235649afec855e502212c255484b1b182493ae717300f65aec9f0c62ea5cc457cef6a616fac60ac8b0eb37403dc36aac95e8afc2b59796c11996

  • C:\Windows\system32\drivers\etc\hosts

    Filesize

    2KB

    MD5

    9eb8a20ed2717428c865f5ab293e7aea

    SHA1

    c858b3a85e397d75184dd14639b8e1a79d71dc15

    SHA256

    8c89198ad5ee278f57d3e7d2cdbccc54502193a9e49201088dda31d12f0af89b

    SHA512

    78d46e5a0596dafab30ed9caa860a1a54a6d5dd17ecbe62fdf9dd9cfa99f9370e51d4bba8c11beff5d7ad37464d2f8182baefb42dcbdc96227c643289ac9f44b

  • C:\Windows\system32\drivers\etc\hosts

    Filesize

    2KB

    MD5

    b37da08fe26a67ae87e7fec64b8e2fb5

    SHA1

    dc357e227346e387e8c7c0f0df7bff76c30feb96

    SHA256

    5dbe906f83e0c0360b16d47d7d52a9d933437e9c8f4c28553466ec4600dc5f25

    SHA512

    d87dc0bdbc17bd1d211df13c68c96a9fdab4255f18ff61e9e92b8039fc15468b7cdbd83264d71b8a86666dfbf4e54db359284d53bc097dc2f974ca2e962e0cf2

  • C:\Windows\system32\drivers\etc\hosts

    Filesize

    2KB

    MD5

    e869cc0a427df276207f96c344b9507a

    SHA1

    66450d2e737329fe5957e83abed2b31d2b47de82

    SHA256

    a2647ed738d5ae1f6421652f2774bc8938528b64b85abf9393927f014e40209a

    SHA512

    4647e45e8b660d7c720492dfed186b807f8f4f6f2e355ab0510de45e92a615f8e1d73fa1fce227065e500c2c46cde546250c9ba24809116bac1fba5a449d7448

  • memory/856-103-0x0000000000D80000-0x0000000000D81000-memory.dmp

    Filesize

    4KB

  • memory/1200-123-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1200-106-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1200-110-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1200-111-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1200-135-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1200-109-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1200-108-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1200-139-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1200-127-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/1332-118-0x0000000000400000-0x0000000000421000-memory.dmp

    Filesize

    132KB

  • memory/2544-24-0x0000000001110000-0x0000000001111000-memory.dmp

    Filesize

    4KB

  • memory/3068-149-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-153-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-145-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-120-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-157-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-129-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-141-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-133-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-137-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-125-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3068-119-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/3264-113-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-144-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-132-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-136-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-148-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-152-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-140-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-124-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-156-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-112-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-97-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4396-128-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4448-0-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4448-85-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4448-82-0x0000000000400000-0x00000000004E5000-memory.dmp

    Filesize

    916KB

  • memory/4864-17-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4864-89-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4864-21-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4864-20-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4864-19-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-101-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-138-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-134-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-130-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-142-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-126-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-122-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-146-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-121-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-102-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-150-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-104-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-105-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-154-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-100-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-99-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB

  • memory/4972-158-0x0000000000400000-0x00000000004C7000-memory.dmp

    Filesize

    796KB