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Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2024, 10:40

General

  • Target

    6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe

  • Size

    283KB

  • MD5

    f939079733fccb00db0356d07f3c29c0

  • SHA1

    d1ac9a4713e684c68de1bf1cff164797945caa86

  • SHA256

    6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1

  • SHA512

    de3add44f6cb2388e49c6f57c6c2f7c4d66936faf16d3ff85dca87d263df4631ed590f23b25e6c8f6228784e5b019185e5c3d63f12dd52fa2206c593f8e94e6a

  • SSDEEP

    1536:NU9abrtX4oocIK3yQkaY9z/S0hhnDiKKJqTnouy8HeBsCXKTnhxJS:Nm2rocIyhYtJxKJqrout+BsZha

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula payload 5 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 7 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 4 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe
    "C:\Users\Admin\AppData\Local\Temp\6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:708
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:1168
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:4820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

    Filesize

    283KB

    MD5

    23890779c58c972088ae5e359a2c049d

    SHA1

    dd62478a114ae0ae3de8d6cf16d04c5951c73ca1

    SHA256

    6706e8679d324e90a21d92dfe18449809c2bad94222b90cd5a1551b43316370f

    SHA512

    d7e094371f1f3744cc1f5b0928b56b96b77c9c7bf85cb279644800f47bc634fd1c8de7f1ff805d59f4d0f0e9892a7bfe960967d4e18f8cfe03f2226208e32593

  • memory/708-5-0x0000000000880000-0x000000000089F000-memory.dmp

    Filesize

    124KB

  • memory/708-8-0x0000000000880000-0x000000000089F000-memory.dmp

    Filesize

    124KB

  • memory/708-18-0x0000000000880000-0x000000000089F000-memory.dmp

    Filesize

    124KB

  • memory/1464-0-0x0000000000D50000-0x0000000000D6F000-memory.dmp

    Filesize

    124KB

  • memory/1464-6-0x0000000000D50000-0x0000000000D6F000-memory.dmp

    Filesize

    124KB

  • memory/1464-14-0x0000000000D50000-0x0000000000D6F000-memory.dmp

    Filesize

    124KB