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Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/08/2024, 21:54

General

  • Target

    53c464289a2b40e05ab2ba637a6a2c021ae447b05786bde5b9e6eedcbdd21b9d.exe

  • Size

    436KB

  • MD5

    61997f66153d1f0712c52974260cd0d7

  • SHA1

    efc0e4842b2c94069eb9cf44c9c0ee956397f683

  • SHA256

    53c464289a2b40e05ab2ba637a6a2c021ae447b05786bde5b9e6eedcbdd21b9d

  • SHA512

    c731c61f4be7847d58d98c92d44a0e401b5993118035ca787894719585a67625b0a9d6ae0836238e81c23f8b867744f3c5d51dc8e3cc4596d2a41af7f66b525c

  • SSDEEP

    6144:dGdR+Yk/N8duBmG6t+UnRsRCQ/OJZOg7J:doR+Y4NSG6oUnRsdOJZOg7J

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\53c464289a2b40e05ab2ba637a6a2c021ae447b05786bde5b9e6eedcbdd21b9d.exe
    "C:\Users\Admin\AppData\Local\Temp\53c464289a2b40e05ab2ba637a6a2c021ae447b05786bde5b9e6eedcbdd21b9d.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3752
    • C:\Users\Admin\AppData\Local\Temp\Syslemivdkh.exe
      "C:\Users\Admin\AppData\Local\Temp\Syslemivdkh.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2196

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Syslemivdkh.exe

    Filesize

    436KB

    MD5

    3eb6aaca1484142b14dea772f0a7e353

    SHA1

    c70c27069d9178ec4d24784a0c057145e04dd0d4

    SHA256

    b2f230207533dbb97bc7b386cdfaae6fa8fcb5a915f5df0cdcd8c434df402df5

    SHA512

    a54f79e56205c00b8b2f66a3a6f615a98807f01296a8a1e127d05d2c42a33f70db72b21c8b6e44a3beeae1a5559247ef9c1aa83dcbefa1ea2f5d7c6df641e18b

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

    Filesize

    102B

    MD5

    11ca2e701f90dfc584d1be15cc0c402d

    SHA1

    ebb7738e7b609bcc9404c46f6b26564cef1ee2b3

    SHA256

    d0102671857d1dabf412e75577a2a31137b5259a22e5e5b3947a478bb7935070

    SHA512

    0a7b105ed2826b192540eb5d744994c42c2afab838e16360439784812baed10b1d49e14a15408cabce3f6f3c86ab2addd1d66cde1cb25daaba7d8049913829d6