Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2024 07:24

General

  • Target

    BEXE~1.exe

  • Size

    81KB

  • MD5

    9db3656d65f896f04ab500dd6353d898

  • SHA1

    c3fd79cf4b82a7fbbf33c23472122db01bf5504f

  • SHA256

    0444dbee4632b5d1b711c67f799e3ccf8f3b5bf2184bb41c46952af1f31934a0

  • SHA512

    301d57daa82f927a05ecd48f6e4549cb2d12ccbd895ec14d77c0b037e6c2ed7165fb78467d849e76c07352306caf397b27cfef314fa47c4ae0cbe2509b19c41f

  • SSDEEP

    1536:WEeyIQL8+PytYJObsUgB/E3V/HSj/qQgBFJlAMS16nO3iIA0IHjuposqxDV:/HIeTJ5t/U/y+QgBFL0MO3iIAdHjM/ep

Malware Config

Signatures

  • Server Software Component: Terminal Services DLL 1 TTPs 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BEXE~1.exe
    "C:\Users\Admin\AppData\Local\Temp\BEXE~1.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1580
    • C:\Users\Admin\AppData\Local\Temp\Setup.exe
      C:\Users\Admin\AppData\Local\Temp\\Setup.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:2732
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k eyejah
    1⤵
    • Server Software Component: Terminal Services DLL
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    PID:2980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    53KB

    MD5

    791e5448306172fb1493c641b947c4d4

    SHA1

    83ee84f269ae6e8f49e5ed4aa1bb622513f3bd13

    SHA256

    7748b27a87b16d6b4b51464f41c1b740502fa84b37c04ad672fea80d51f2d8a7

    SHA512

    d6bcf41180f9e758032de377ca09a2c95c52bbbe9fe6bd7c35e6a41e686f21afd07ff1fbaab84056e7c07ae78360adebed231d283ce745c74f4af71bc4d43e63

  • \Windows\SysWOW64\eyejah.dll

    Filesize

    76KB

    MD5

    9de6d4791321d46fc435b73416441d26

    SHA1

    dc24bf2c37220cb3729e29b869dd17728b87a631

    SHA256

    1bf9839776b5e4dd0c4504a9531c42af314eec23b5ce9be934dd0385aa43c243

    SHA512

    dc468153b709698350239aa90f54c79ba9195bc7a86ac6a9e9e490e6fb56c2c6ed53a7c36057cd846418a0aa7d2a5ae1a0eda01daa0fb12a7c95bfd45f28e493

  • memory/1580-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

    Filesize

    24KB

  • memory/1580-16-0x0000000000400000-0x000000000041A000-memory.dmp

    Filesize

    104KB

  • memory/2732-15-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB