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Overview

overview

8

Static

static

3

b1c6cbba37...18.dll

windows7-x64

3

b1c6cbba37...18.dll

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 02:25

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General

  • Target

    b1c6cbba37f1b127e3147c92b20be349_JaffaCakes118.dll

  • Size

    34KB

  • MD5

    b1c6cbba37f1b127e3147c92b20be349

  • SHA1

    5b7c22588e5381c641778e28c7e6501c1b77bb60

  • SHA256

    9e6d4c5917ad96f81d173a8f04d00c769448e9fd6d8ed101272f27f4d0916dde

  • SHA512

    50c39c6ecaee07592153ad8254397af43c52fe2184dd5d962511e622f07ce71e542f6a15d73c9656e4ec75439f003307e87f136546eebfb9d7784fae1636638d

  • SSDEEP

    768:U4036VivbIqUWgvJfD6CTFTO0CLqpSLFJpv+OkOiT:B0qbqsJfD6CTFTMaSLFrhxM

Score
8/10
discoverypersistence

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

    discovery
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:612
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b1c6cbba37f1b127e3147c92b20be349_JaffaCakes118.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:5024
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\b1c6cbba37f1b127e3147c92b20be349_JaffaCakes118.dll,#1
        2⤵
        • Loads dropped DLL
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3116
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe C:\Windows\system32\cbXQiFya.dll,a
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Adds Run key to start application
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4440
          • C:\Windows\SysWOW64\rundll32.exe
            rundll32.exe "C:\Windows\system32\hgGabCVm.dll",s
            4⤵
            • System Location Discovery: System Language Discovery
            PID:1496

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\cbXQiFya.dll
      Filesize

      34KB

      MD5

      b1c6cbba37f1b127e3147c92b20be349

      SHA1

      5b7c22588e5381c641778e28c7e6501c1b77bb60

      SHA256

      9e6d4c5917ad96f81d173a8f04d00c769448e9fd6d8ed101272f27f4d0916dde

      SHA512

      50c39c6ecaee07592153ad8254397af43c52fe2184dd5d962511e622f07ce71e542f6a15d73c9656e4ec75439f003307e87f136546eebfb9d7784fae1636638d

      Download Submit

    • C:\Windows\SysWOW64\hgGabCVm.dll
      Filesize

      1KB

      MD5

      5bf8db7f672cae1cb98172a66a77e26b

      SHA1

      cee87c2ca14f279c53268da18fc2458e3f4969c8

      SHA256

      d34e000efe5dbb32fd10751add1f4804f92410450c584c7e6262ac900c708744

      SHA512

      4502ce66cece993b58f77acdc66407586bb3deb827cd50ff8784e0bc340f5e56b1e7554ae46b940df163186124a3c79ce4c9e97f5f9a25842ce0c498ccb03a75

      Download Submit

    • memory/3116-0-0x0000000010000000-0x0000000010014000-memory.dmp

      Filesize

      80KB

      Download

    • memory/3116-1-0x0000000000ED0000-0x0000000000ED5000-memory.dmp

      Filesize

      20KB

      Download

    • memory/3116-2-0x0000000010000000-0x0000000010014000-memory.dmp

      Filesize

      80KB

      Download

    • memory/3116-10-0x0000000010000000-0x0000000010014000-memory.dmp

      Filesize

      80KB

      Download

    • memory/3116-9-0x0000000000FA0000-0x0000000000FB4000-memory.dmp

      Filesize

      80KB

      Download

    • memory/3116-11-0x0000000000ED0000-0x0000000000ED5000-memory.dmp

      Filesize

      20KB

      Download

    • memory/4440-18-0x0000000010000000-0x0000000010014000-memory.dmp

      Filesize

      80KB

      Download

    • memory/4440-24-0x0000000010000000-0x0000000010014000-memory.dmp

      Filesize

      80KB

      Download