Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30-04-2024 00:57

General

  • Target

    2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe

  • Size

    396KB

  • MD5

    adda015e886ad13a3fd8b247b67f4870

  • SHA1

    a08a3f749758fb712692d87dfa16171ff6aac23b

  • SHA256

    1591528a480f451786565f13395b38fb06933e15843b6c1d5a283ff480f9072c

  • SHA512

    9482494ee1fbbe8ced4565bf60971c0bfab681bd3f6d1304c4a405b0b3ddf30fc5ed4105cf096837461698a44d85557e11038079f0614a8048d6000a106d3301

  • SSDEEP

    6144:SdyUtua8mAkgfczyTZk2LLiuSGNSBXVRb9Pf08:Sdptu8gUeTBqpRb9x

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 46 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-30_adda015e886ad13a3fd8b247b67f4870_icedid.exe"
    1⤵
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Windows\RVWVLYCAVB.dll"
      2⤵
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:1704
    • C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
      "C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Program Files directory
      • Suspicious use of SetWindowsHookEx
      PID:1364
    • C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
      C:\Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Program Files directory
      • Suspicious use of SetWindowsHookEx
      PID:2068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\RueSelf-assertion\RueEnact.exe

    Filesize

    396KB

    MD5

    adda015e886ad13a3fd8b247b67f4870

    SHA1

    a08a3f749758fb712692d87dfa16171ff6aac23b

    SHA256

    1591528a480f451786565f13395b38fb06933e15843b6c1d5a283ff480f9072c

    SHA512

    9482494ee1fbbe8ced4565bf60971c0bfab681bd3f6d1304c4a405b0b3ddf30fc5ed4105cf096837461698a44d85557e11038079f0614a8048d6000a106d3301

  • C:\Windows\RVWVLYCAVB.dll

    Filesize

    428KB

    MD5

    d056ff56318dc13d323374f50b03492f

    SHA1

    e7e06cfa6df17d38cfb847062c05364e4c756c0f

    SHA256

    2334098c7a9bfa26b9ea90f3fb06a9dc006b5d2149d1b392da144bb712c23d46

    SHA512

    7e149e35185a616d1dab06c79bffffd092ce851bfd3cd33fa613e34c3dc613f12f3c2168264d5d12e1384dc3b9ac58a5ff3010ff1de9e250cc4fa3c777b145ec

  • \Users\Admin\AppData\Local\Temp\IntimidateCulpable.exe

    Filesize

    28KB

    MD5

    927476200feeb6160af47839940f10cc

    SHA1

    77dbd1d864d608a59fe5be14c10df1682de40486

    SHA256

    7f3bcfae359fce0e86d1f0b8881d204b3f4bea37b993c06d8a42d3771d92c2da

    SHA512

    42e9c462242865567d1b5429d45b561535c1fd732ba62ef1c773e8f446663adb5cf81bf27c3dee16458f1e56397911ba0d1b54db372f619f536e2161c1121c9f