Analysis

  • max time kernel
    110s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-06-2024 04:35

General

  • Target

    2241251649.exe

  • Size

    560KB

  • MD5

    bf9116fe07ed0b6ddc6c7cb0f7ae3fe3

  • SHA1

    c9c8337faadd368e89c47101bf606267c7b5e6ab

  • SHA256

    981591b563a2a66e3f5b41c7c1685b6261336890677965eb6b4e302bc41fe571

  • SHA512

    4161fa266650b820ead10678475655794967810ac2126a344924b1ca1d3bd85b3d9424855c6085a7977fd609ac6e0aea7756fa28e4450c6dec513e338a4de3f5

  • SSDEEP

    12288:jREHCNFNEjV2pij1Hz50IsIhLnFCSBK6+IDP591XfyRFQ4NoSA:FEHCNFNEDJzqeCSs5ItPfyRFQJ

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 3 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\dwm.exe
    "dwm.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:64
  • C:\Users\Admin\AppData\Local\Temp\2241251649.exe
    "C:\Users\Admin\AppData\Local\Temp\2241251649.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:712

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\Dll2.dll
    Filesize

    154KB

    MD5

    6206e7bd72ee6c7df5e2a13b19a05303

    SHA1

    88260d9da5e75ae2aa7d4a671de0e1807ebf006d

    SHA256

    0f63d0cdd05e5308a25e9414136bbc2d1898ea3cfda9388d5af1796b47d40106

    SHA512

    85d93562567eeea776f9aeb618ecd5ffcf936d04fc2303aea7c1d36cb446231fb56ff529cf7449e639fe8966d51571607875ac5ae63757e00aded368da70998b

  • memory/64-12-0x000002E42DD40000-0x000002E42DE78000-memory.dmp
    Filesize

    1.2MB

  • memory/64-10-0x0000000000670000-0x0000000000671000-memory.dmp
    Filesize

    4KB

  • memory/64-16-0x000002E42DD40000-0x000002E42DE78000-memory.dmp
    Filesize

    1.2MB

  • memory/712-0-0x0000000000400000-0x0000000000629000-memory.dmp
    Filesize

    2.2MB

  • memory/712-1-0x0000000000400000-0x0000000000629000-memory.dmp
    Filesize

    2.2MB

  • memory/712-11-0x0000000000400000-0x0000000000629000-memory.dmp
    Filesize

    2.2MB

  • memory/712-14-0x0000000000400000-0x0000000000629000-memory.dmp
    Filesize

    2.2MB