Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/07/2024, 05:44

General

  • Target

    2024-07-23_39321f4c3ac9cb1b6c5b4317549086d3_mafia.exe

  • Size

    1.7MB

  • MD5

    39321f4c3ac9cb1b6c5b4317549086d3

  • SHA1

    4efbcaaeaa95913dfc450abadf2d42c03ab06a59

  • SHA256

    c51608b84534ec6dbc866860ca1f332633f407d51784d5084059d861371b6678

  • SHA512

    594b3695b6f014114f7f1d04d3a97babbc4d9c3ffb84a4b72f191cca428149e103c0f7fbc3a6eaa8654abbdab51a154f81895a12e1d89472f5b262ff1dce708c

  • SSDEEP

    49152:6+lYMoRzcVMOiMeGP0NaPNcp0sUPYu7UGHMke:RlHylGcaepMAOsk

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 3 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 3 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).

  • Suspicious behavior: EnumeratesProcesses 40 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-07-23_39321f4c3ac9cb1b6c5b4317549086d3_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-23_39321f4c3ac9cb1b6c5b4317549086d3_mafia.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3388

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

  • C:\Users\Admin\AppData\Roaming\zlib.dll

    Filesize

    27KB

    MD5

    849e9f3e59daf750db838e885d58c6fa

    SHA1

    733cb105153e4b83160a52bfa2ddd95d750fb806

    SHA256

    f94949a6c121a525f661dd8abd917eb37a5cf582c89e3a258170a15d30cc0cc2

    SHA512

    3feff6db5fc5ae371a4ec60ce13a383668a5accac537a0ae56b9b5b7318a2d5bdb4b79286a519cad3610cb6d1f335a11c09a4d3165c147a00d5a7880ea23e173

  • memory/3388-0-0x0000000000927000-0x0000000000928000-memory.dmp

    Filesize

    4KB

  • memory/3388-1-0x00000000008D0000-0x0000000000AB6000-memory.dmp

    Filesize

    1.9MB

  • memory/3388-8-0x0000000010000000-0x0000000010014000-memory.dmp

    Filesize

    80KB

  • memory/3388-7-0x00000000008D0000-0x0000000000AB6000-memory.dmp

    Filesize

    1.9MB

  • memory/3388-9-0x00000000032B0000-0x00000000033B9000-memory.dmp

    Filesize

    1.0MB

  • memory/3388-5-0x0000000002A90000-0x0000000002AB7000-memory.dmp

    Filesize

    156KB

  • memory/3388-20-0x0000000000FD0000-0x0000000000FE8000-memory.dmp

    Filesize

    96KB

  • memory/3388-21-0x0000000002CC0000-0x0000000002D19000-memory.dmp

    Filesize

    356KB

  • memory/3388-22-0x00000000008D0000-0x0000000000AB6000-memory.dmp

    Filesize

    1.9MB