Analysis

  • max time kernel
    135s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-07-2024 09:06

General

  • Target

    2024-07-26_6361b240ff9d2548e8ffc92c5e0b1b46_mafia.exe

  • Size

    1.7MB

  • MD5

    6361b240ff9d2548e8ffc92c5e0b1b46

  • SHA1

    77cf974f44b729b2cc27ca2a66f5cda1d3f472cb

  • SHA256

    c5778ca8e6d2af022ed2ca87b2f48646830cd7c1b924504aa82c861e6d290a85

  • SHA512

    c9ee1abbe2a75b4adbb3d3c0f86ee22bd37c026900504758420c4e7a4318d9e4cc44b94aa5ddab7b93b50b8457fe00509e48fb6212b341a06aafcfa54c1cd32f

  • SSDEEP

    49152:SsEAg1oyQztr/I07SxNaPN8p0sUPYu7U67:5Ekr7I070aupMAC

Malware Config

Signatures

  • Blackmoon, KrBanker

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

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

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

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

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-07-26_6361b240ff9d2548e8ffc92c5e0b1b46_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-26_6361b240ff9d2548e8ffc92c5e0b1b46_mafia.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Ling\malloc\L_mimalloc.dll

    Filesize

    148KB

    MD5

    051d69a619adca3472e8d7c9b0c0eb5c

    SHA1

    6cc795ac90e43e408919e19ba6f5633863560459

    SHA256

    feefc12464985e2057a4cbd54117e9414f2e00a284106fa38b62d63052a1f7dd

    SHA512

    50daa3344aa4d86cdd22cf5736eec993467e6574c5e341cd0fd95757c739e167b6e76c744b29ae302d08c88d469fea0767640a9257f54f9dec2c5fbb87c23b71

  • memory/2520-0-0x0000000010000000-0x0000000010109000-memory.dmp

    Filesize

    1.0MB

  • memory/2520-6-0x000000000037B000-0x000000000037C000-memory.dmp

    Filesize

    4KB

  • memory/2520-7-0x0000000000330000-0x000000000050F000-memory.dmp

    Filesize

    1.9MB

  • memory/2520-13-0x00000000013D0000-0x00000000013E8000-memory.dmp

    Filesize

    96KB

  • memory/2520-14-0x00000000031D0000-0x0000000003229000-memory.dmp

    Filesize

    356KB

  • memory/2520-15-0x0000000000330000-0x000000000050F000-memory.dmp

    Filesize

    1.9MB

  • memory/2520-16-0x0000000000330000-0x000000000050F000-memory.dmp

    Filesize

    1.9MB

  • memory/2520-19-0x0000000000330000-0x000000000050F000-memory.dmp

    Filesize

    1.9MB