Analysis

  • max time kernel
    148s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-12-2024 02:56

General

  • Target

    89221a2df9b01e597601935e7358c70810fb352b4c0f3f1760657ca4b27c2ca6.exe

  • Size

    81KB

  • MD5

    72a1dc2d1f7f7e2e9a7d68bfdc43f4e5

  • SHA1

    81047f2fb16b7285ca7ba17d4bf87a074516b7b8

  • SHA256

    89221a2df9b01e597601935e7358c70810fb352b4c0f3f1760657ca4b27c2ca6

  • SHA512

    cbcd8d07110adfc1f46529e8200a70da07cb9f5b478b27dc4bc469a2cea392c536c3b645b1bbdb16f5b4560c1b27b092fab21f9a5871056eaf1b7102b9fe59af

  • SSDEEP

    1536:+VtjAKqURk0Ex/tIWLSYGc5cmFF+TTdGka2dQe5GrpXLau:CN1qURFY/RLSO5cmFY9GMdKGu

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 3 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

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

  • 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 WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\89221a2df9b01e597601935e7358c70810fb352b4c0f3f1760657ca4b27c2ca6.exe
    "C:\Users\Admin\AppData\Local\Temp\89221a2df9b01e597601935e7358c70810fb352b4c0f3f1760657ca4b27c2ca6.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Users\Admin\AppData\Local\Temp\Systemtzzhm.exe
      "C:\Users\Admin\AppData\Local\Temp\Systemtzzhm.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1868

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fpath.ini

    Filesize

    102B

    MD5

    3fcf4d9c1640d8b3e085c22f3dcc8aa3

    SHA1

    45bc06cfeb30915c339c96d78f1ba32242bcd842

    SHA256

    9fba6bc01ddfba828c1237ede1f519f944090e54236cd1cd0554ca72f0f2a366

    SHA512

    11ab8bd49db03a31e9550278d24adf405447afe81e35d4bc0f5745890acb1ed8318bb7e9a8491ccc5ca42d1fb8db8e241cde9fe8230302ec1a7f5016b79dfaab

  • \Users\Admin\AppData\Local\Temp\Systemtzzhm.exe

    Filesize

    81KB

    MD5

    5cfb8c5a5499e49ad099ddd7e9e24222

    SHA1

    f4de12e8b2551320820cd03ee4c4bfd4e3aaf436

    SHA256

    d7148dd2688703c346df3c33143e9a35aa24750ebf6d1175ea1bcf12768da386

    SHA512

    38334331f4cb3d5f12043e0b08b32e54aa37c9b4057d10939684f5fabab2f5122eef9f9a2e45f91c1941658dda4bff78ca5787aaa47dc02370743d043dc99933

  • memory/1868-17-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/1868-21-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/3048-0-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/3048-7-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB

  • memory/3048-16-0x00000000033D0000-0x000000000343B000-memory.dmp

    Filesize

    428KB