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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/09/2024, 18:09

General

  • Target

    dcc6a7fb39744dce799b0da0911d26a5_JaffaCakes118.dll

  • Size

    22KB

  • MD5

    dcc6a7fb39744dce799b0da0911d26a5

  • SHA1

    b78abf3a6718f0fe0ff164c1d9158765a4fbcae6

  • SHA256

    cebe763c049b97222dc59b7091ebee1706620a14adee1c8fe2e494accbf51ba0

  • SHA512

    3f8f35753fd94c0689f8c5e1bd87c4e940003c666abc3d0db26f0b1b5611ec818835d862a2605076965cc1dc5aaed8100ab13284a6d53e6b2b3b15f03fe80d32

  • SSDEEP

    384:6LWCpCJ6x3H747WWnuyb6ldYPVhE11uiioMqz9bYK7n7Ey6hglwo:AzZhH7ab63YPVhXiiP2BXcy6hu

Malware Config

Signatures

  • Stops running service(s) 4 TTPs
  • UPX packed file 2 IoCs

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

  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcc6a7fb39744dce799b0da0911d26a5_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4852
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcc6a7fb39744dce799b0da0911d26a5_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1428
      • C:\Windows\SysWOW64\reg.exe
        C:\Windows\System32\reg.exe import "C:\Users\Admin\iuat.avi"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:728
      • C:\Windows\SysWOW64\sc.exe
        C:\Windows\System32\sc.exe config PolicyAgent start=auto
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:1340
      • C:\Windows\SysWOW64\sc.exe
        C:\Windows\System32\sc.exe stop PolicyAgent
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:4520
      • C:\Windows\SysWOW64\sc.exe
        C:\Windows\System32\sc.exe start PolicyAgent
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:1808
      • C:\Windows\SysWOW64\sc.exe
        C:\Windows\System32\sc.exe stop PolicyAgent
        3⤵
        • Launches sc.exe
        • System Location Discovery: System Language Discovery
        PID:3124
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k NetworkServiceNetworkRestricted -p -s PolicyAgent
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:5028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\iuat.avi

    Filesize

    56KB

    MD5

    bc8025bc98da7f4ed891c9f9991d3ff1

    SHA1

    70a69a7fcebe9b43f00a1fa713e3a0621bf3ac6d

    SHA256

    59b9dc39d69f8b0aa350f550e42e632b396237865776d0ce75477f8fe3f9016f

    SHA512

    7f772261e003d2df9162ae4aeaab2bda674ee2721b3300cc8b2a2f4904af6bc9c565c7f2c3e67a7394eb1a387860a2544fc5bdc3e6de384b664f8d232ad6acf5

  • memory/1428-0-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1428-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB