Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 01:04

General

  • Target

    2286366da0fd4a75e8c712d03f586fa2.exe

  • Size

    2.0MB

  • MD5

    2286366da0fd4a75e8c712d03f586fa2

  • SHA1

    e30acaf2aacd763bcd55aa41eb474aae6ab5eb37

  • SHA256

    5b5c4d2345c51077f806f391e19350fd031610304ab00a44b14e4fea067900d6

  • SHA512

    1ebe2ca80dc39c85159565a34d1b10ef7e201a44cf5c3fbe5dbb8370bc54acdcacb368f581151c7ab39b91a8ebaae4eb3c6c89009b82a9188c0450145067ccc2

  • SSDEEP

    49152:984ojfBhPG9Q/XIcN+9zWFULG+ypiQr3FehU9e8R5BWYmhcN+9zWFULG+:7ojfbPGANA9zyULG+ypi2VehU9emB0iQ

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\2286366da0fd4a75e8c712d03f586fa2.exe
    C:\Users\Admin\AppData\Local\Temp\2286366da0fd4a75e8c712d03f586fa2.exe
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Modifies system certificate store
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2064
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\2286366da0fd4a75e8c712d03f586fa2.exe" /TN QxutJGth3fd4 /F
      2⤵
      • Creates scheduled task(s)
      PID:2804
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c schtasks.exe /Query /XML /TN QxutJGth3fd4 > C:\Users\Admin\AppData\Local\Temp\so5QofZ.xml
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2788
  • C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /Query /XML /TN QxutJGth3fd4
    1⤵
      PID:2848
    • C:\Users\Admin\AppData\Local\Temp\2286366da0fd4a75e8c712d03f586fa2.exe
      "C:\Users\Admin\AppData\Local\Temp\2286366da0fd4a75e8c712d03f586fa2.exe"
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2228

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2064-20-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2064-31-0x0000000000390000-0x00000000003FB000-memory.dmp

      Filesize

      428KB

    • memory/2064-26-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2064-22-0x0000000022D90000-0x0000000022E0E000-memory.dmp

      Filesize

      504KB

    • memory/2064-54-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2228-2-0x0000000022E00000-0x0000000022E7E000-memory.dmp

      Filesize

      504KB

    • memory/2228-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2228-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2228-17-0x00000000232A0000-0x00000000234FC000-memory.dmp

      Filesize

      2.4MB

    • memory/2228-16-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB