Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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 05:20

General

  • Target

    F2.exe

  • Size

    4.8MB

  • MD5

    eb083f32e116fa593f695e4e87782b25

  • SHA1

    37ba5ae08b28bde975619da08f4acd6c0c619a89

  • SHA256

    7ece36a08ac1adc066aa6744abfcdef371aef199198a5c912d029d58b7fbd8f9

  • SHA512

    2dddddc342240409a241825f6ea165db0c64daff2802f4342f6a4a64123399eacd1df207a822da24e80bf0b8327ce533245c4a11ad0363897a7c42216954b19b

  • SSDEEP

    98304:2XNyuU8lMIeiizLIXL5c+PU3Mbbw4n8ywFRhVPNW7w:2Ny/8jyMXL3rUS6Rew

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 2 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 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:404
  • C:\Users\Admin\AppData\Local\Temp\F2.exe
    "C:\Users\Admin\AppData\Local\Temp\F2.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:4896

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/404-9-0x0000000000990000-0x0000000000991000-memory.dmp
    Filesize

    4KB

  • memory/404-11-0x000002D45B110000-0x000002D45B248000-memory.dmp
    Filesize

    1.2MB

  • memory/404-14-0x000002D45B110000-0x000002D45B248000-memory.dmp
    Filesize

    1.2MB

  • memory/4896-0-0x0000000000400000-0x0000000000AD4000-memory.dmp
    Filesize

    6.8MB

  • memory/4896-1-0x0000000000400000-0x0000000000AD4000-memory.dmp
    Filesize

    6.8MB

  • memory/4896-12-0x0000000000400000-0x0000000000AD4000-memory.dmp
    Filesize

    6.8MB