Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-12-2024 11:53

General

  • Target

    d97c83769db2a543d904501f22056290_JaffaCakes118.exe

  • Size

    515KB

  • MD5

    d97c83769db2a543d904501f22056290

  • SHA1

    95d0d0521f7a88e9b8dc08907509799c128e77c1

  • SHA256

    3e5d82b39b9212613383ae6c94094051ecfbeddbeafbf1d3a63ed23328cc6ee1

  • SHA512

    270caba631ff8d054515f89a96bea3cce9abe9b3221f88388fb25bb1c5aa7bb9fb6d74cd83c2b10c0dffb29ae3bd4aeb662313c92cb6e458bc5c2d59f72298e8

  • SSDEEP

    6144:M8HE5leAjqA7e7lMXh2PVtS2+SN0X5Wx8lzR0PqXcl51q45dMG4XbMg65AGdU:M8HUeAjqRGh2PLB0X5WgtRX01qzDrMBQ

Malware Config

Extracted

Family

darkcomet

Botnet

26.05

C2

grrr.no-ip.org:1604

morans.no-ip.biz:1604

Mutex

DC_MUTEX-P3CD4XX

Attributes
  • gencode

    D6xGbXCz58rr

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 26 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 8 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d97c83769db2a543d904501f22056290_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d97c83769db2a543d904501f22056290_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Users\Admin\AppData\Local\Temp\d97c83769db2a543d904501f22056290_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\d97c83769db2a543d904501f22056290_JaffaCakes118.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2868
      • C:\Users\Admin\AppData\Roaming\Windows\IMG_24467.scr
        "C:\Users\Admin\AppData\Roaming\Windows\IMG_24467.scr" /S
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2588
        • C:\Users\Admin\AppData\Roaming\Windows\IMG_24467.scr
          "C:\Users\Admin\AppData\Roaming\Windows\IMG_24467.scr"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2984
          • C:\Windows\SysWOW64\bitsadmin.exe
            "C:\Windows\system32\bitsadmin.exe"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1672
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c ""C:\Users\Admin\AppData\Local\Temp\TMLTH.bat" "
              6⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1924
              • C:\Windows\SysWOW64\reg.exe
                REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "IMG_24467.scr" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows\IMG_24467.scr" /f
                7⤵
                • Adds Run key to start application
                • System Location Discovery: System Language Discovery
                PID:1704
        • C:\Users\Admin\AppData\Roaming\Windows\IMG_24467.scr
          "C:\Users\Admin\AppData\Roaming\Windows\IMG_24467.scr"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\TMLTH.bat

    Filesize

    152B

    MD5

    e11fc853b33e10530209a4d07c03be9a

    SHA1

    818c706ffaba371396ae85b5adf66f542eab0380

    SHA256

    15947a94d9c163d64f7e6e0975ecdd07e8046f013f10345381a5061b5b3adba4

    SHA512

    b86c3d718b3b99df12d1211be83307b17422e0e4f0145d72dd2341968821f348025393a71c39f8229544332ce9f5d570655791697c34370b70e138385411e2ef

  • \Users\Admin\AppData\Roaming\Windows\IMG_24467.scr

    Filesize

    515KB

    MD5

    e777c055eae5a101744575068ed31934

    SHA1

    3a22bb38d9966345a4f3d13330e34974a6d5abff

    SHA256

    bafc3fdebd62e5a2c503abec14b9949402e9058135efbef7147c02e1d08cf3fe

    SHA512

    6dce71f9b83710e3190c6be5b58ff75d96ba0ce0be710c93915afb5d8664e63c66f12b31f5ee411e7e7f52a00108214d48f5c02e56014b1fd6af03d9ef8d3aad

  • memory/1672-158-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/2112-145-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-178-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-180-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-149-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-176-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-174-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-172-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-170-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-168-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-166-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-164-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-136-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-152-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-150-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-132-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-140-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-133-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2112-151-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2328-38-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2328-37-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2328-2-0x000000000040F000-0x0000000000410000-memory.dmp

    Filesize

    4KB

  • memory/2328-51-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2328-28-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2588-112-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2588-114-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2588-146-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2588-79-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2868-42-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2868-40-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2868-46-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2868-48-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2868-50-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2868-75-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2868-54-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2868-52-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2868-44-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2984-163-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2984-138-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB