Analysis

  • max time kernel
    138s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 01:20

General

  • Target

    09e2a77489350177fc4cca383ddf4ecf.exe

  • Size

    2.0MB

  • MD5

    09e2a77489350177fc4cca383ddf4ecf

  • SHA1

    33b8ce718097aeb3f7208f338618f2eec51c390c

  • SHA256

    ef4fdc9d5fedc6c36edc227d49534a9244838f1f2371c0cf6338fc82795eb1e5

  • SHA512

    af19e5e680752feeb536ff0e6cfb0dc9ce799f9e2154e0d66a644a9876e3e90f893928ae245254950648bcb7fec05c74280aafe396b6fa0225833305b870ef93

  • SSDEEP

    49152:U3T8oHP0eDVPFUViftKGysdH0duP7OxBMGnK9PFUViftKGysdH:UD8YXDpFUVi1K4d2xaGqFUVi1K4d

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\09e2a77489350177fc4cca383ddf4ecf.exe
    C:\Users\Admin\AppData\Local\Temp\09e2a77489350177fc4cca383ddf4ecf.exe
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Modifies system certificate store
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\09e2a77489350177fc4cca383ddf4ecf.exe" /TN qm2lmOfce5f6 /F
      2⤵
      • Creates scheduled task(s)
      PID:2664
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c schtasks.exe /Query /XML /TN qm2lmOfce5f6 > C:\Users\Admin\AppData\Local\Temp\XdG3xoJI.xml
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2684
  • C:\Users\Admin\AppData\Local\Temp\09e2a77489350177fc4cca383ddf4ecf.exe
    "C:\Users\Admin\AppData\Local\Temp\09e2a77489350177fc4cca383ddf4ecf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2860
  • C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /Query /XML /TN qm2lmOfce5f6
    1⤵
      PID:2620

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2860-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2860-3-0x0000000000230000-0x00000000002AE000-memory.dmp

      Filesize

      504KB

    • memory/2860-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2860-16-0x00000000233B0000-0x000000002360C000-memory.dmp

      Filesize

      2.4MB

    • memory/2860-15-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2860-44-0x00000000233B0000-0x000000002360C000-memory.dmp

      Filesize

      2.4MB

    • memory/2916-20-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2916-26-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2916-31-0x0000000000300000-0x000000000036B000-memory.dmp

      Filesize

      428KB

    • memory/2916-22-0x0000000000280000-0x00000000002FE000-memory.dmp

      Filesize

      504KB

    • memory/2916-45-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB