Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 15:56

General

  • Target

    aba2e50fb22a83f644352baa8736abbf_JaffaCakes118.exe

  • Size

    636KB

  • MD5

    aba2e50fb22a83f644352baa8736abbf

  • SHA1

    58d08157179664c06efa98766289d7f62ece9019

  • SHA256

    afbee48316b6e8e9da48d9bfafd569a131c630bdab8fc4d29f0ad3c1b1da3828

  • SHA512

    d0dd55b08c965a5c8451d26de5da2830601e5048b0b5318d33c3fe9a0d934c244a4e99a57c6ab478e28cff8907406b4b719840e79bb638ad2ce9f4d2e6f6ee1f

  • SSDEEP

    12288:sb6FlOWf+udFfWXma7F4+/lATF3Z4mxxcFtg+vC4GWCiO:m2Bq7m+/lATQmXcm+KpFiO

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 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.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aba2e50fb22a83f644352baa8736abbf_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\aba2e50fb22a83f644352baa8736abbf_JaffaCakes118.exe"
    1⤵
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1568
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\uninstal.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4752
  • C:\Program Files (x86)\vass.exe
    "C:\Program Files (x86)\vass.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3124
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      2⤵
        PID:1608

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\vass.exe

      Filesize

      636KB

      MD5

      aba2e50fb22a83f644352baa8736abbf

      SHA1

      58d08157179664c06efa98766289d7f62ece9019

      SHA256

      afbee48316b6e8e9da48d9bfafd569a131c630bdab8fc4d29f0ad3c1b1da3828

      SHA512

      d0dd55b08c965a5c8451d26de5da2830601e5048b0b5318d33c3fe9a0d934c244a4e99a57c6ab478e28cff8907406b4b719840e79bb638ad2ce9f4d2e6f6ee1f

    • C:\Windows\uninstal.bat

      Filesize

      218B

      MD5

      addcf83c88886a3663243c83ef0b07bc

      SHA1

      e6630398c186dfe4f0000b455351836b488ad359

      SHA256

      6e282b29f8ae52f4a82eaf624a8954a077c53d3f2ae0ac6a5c32f0ca967a73db

      SHA512

      43efef34087cd2d033a8147d752bda3845fad1be625014435b5e2e3bb43bc5c76d4bc771547fae3c2ad383b6fea63f45fe23050d09ba17e2d129931827e2133c

    • memory/1568-0-0x0000000000400000-0x0000000000524000-memory.dmp

      Filesize

      1.1MB

    • memory/1568-1-0x0000000000B50000-0x0000000000BA4000-memory.dmp

      Filesize

      336KB

    • memory/1568-9-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-8-0x0000000000BD0000-0x0000000000BD1000-memory.dmp

      Filesize

      4KB

    • memory/1568-7-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

      Filesize

      4KB

    • memory/1568-6-0x0000000000B10000-0x0000000000B11000-memory.dmp

      Filesize

      4KB

    • memory/1568-5-0x0000000000B20000-0x0000000000B21000-memory.dmp

      Filesize

      4KB

    • memory/1568-4-0x00000000024A0000-0x00000000024A1000-memory.dmp

      Filesize

      4KB

    • memory/1568-3-0x0000000000B40000-0x0000000000B41000-memory.dmp

      Filesize

      4KB

    • memory/1568-2-0x0000000000BC0000-0x0000000000BC1000-memory.dmp

      Filesize

      4KB

    • memory/1568-18-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-56-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-55-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-54-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-53-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-52-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-51-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-50-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-49-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-48-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-47-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-46-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-45-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-44-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-43-0x0000000002600000-0x0000000002601000-memory.dmp

      Filesize

      4KB

    • memory/1568-57-0x00000000034D0000-0x00000000034D3000-memory.dmp

      Filesize

      12KB

    • memory/1568-42-0x0000000002590000-0x0000000002591000-memory.dmp

      Filesize

      4KB

    • memory/1568-41-0x00000000025A0000-0x00000000025A1000-memory.dmp

      Filesize

      4KB

    • memory/1568-40-0x00000000025C0000-0x00000000025C1000-memory.dmp

      Filesize

      4KB

    • memory/1568-39-0x00000000025F0000-0x00000000025F1000-memory.dmp

      Filesize

      4KB

    • memory/1568-38-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-37-0x00000000024F0000-0x00000000024F1000-memory.dmp

      Filesize

      4KB

    • memory/1568-36-0x0000000002570000-0x0000000002571000-memory.dmp

      Filesize

      4KB

    • memory/1568-35-0x0000000002540000-0x0000000002541000-memory.dmp

      Filesize

      4KB

    • memory/1568-34-0x0000000002550000-0x0000000002551000-memory.dmp

      Filesize

      4KB

    • memory/1568-33-0x00000000024D0000-0x00000000024D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-32-0x00000000024E0000-0x00000000024E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-31-0x0000000002560000-0x0000000002561000-memory.dmp

      Filesize

      4KB

    • memory/1568-30-0x0000000002500000-0x0000000002501000-memory.dmp

      Filesize

      4KB

    • memory/1568-29-0x0000000002530000-0x0000000002531000-memory.dmp

      Filesize

      4KB

    • memory/1568-28-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-27-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-26-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-25-0x00000000034D0000-0x00000000034D1000-memory.dmp

      Filesize

      4KB

    • memory/1568-24-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-23-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-22-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-21-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-20-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-19-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-16-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-15-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-14-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-13-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-12-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-11-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-10-0x00000000024B0000-0x00000000024B1000-memory.dmp

      Filesize

      4KB

    • memory/1568-17-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-62-0x00000000034F0000-0x00000000034F1000-memory.dmp

      Filesize

      4KB

    • memory/1568-61-0x0000000003500000-0x0000000003501000-memory.dmp

      Filesize

      4KB

    • memory/1568-60-0x0000000003510000-0x0000000003511000-memory.dmp

      Filesize

      4KB

    • memory/1568-59-0x0000000000B00000-0x0000000000B01000-memory.dmp

      Filesize

      4KB

    • memory/1568-58-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

      Filesize

      4KB

    • memory/1568-63-0x00000000034E0000-0x00000000034E1000-memory.dmp

      Filesize

      4KB

    • memory/1568-68-0x0000000000400000-0x0000000000524000-memory.dmp

      Filesize

      1.1MB

    • memory/1568-70-0x0000000000B50000-0x0000000000BA4000-memory.dmp

      Filesize

      336KB

    • memory/3124-69-0x0000000000400000-0x0000000000524000-memory.dmp

      Filesize

      1.1MB

    • memory/3124-75-0x0000000000400000-0x0000000000524000-memory.dmp

      Filesize

      1.1MB