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Analysis

  • max time kernel
    85s
  • max time network
    109s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2022, 00:03

General

  • Target

    c1a6167996287344182a204c9b7350f137b067a7e5e31065ac9f82fa6b2e15a3.exe

  • Size

    9KB

  • MD5

    a0872213df9595006c60943e38862c71

  • SHA1

    d68654aba24134eaf2fb3b9188fec949ae4ed778

  • SHA256

    c1a6167996287344182a204c9b7350f137b067a7e5e31065ac9f82fa6b2e15a3

  • SHA512

    e9a278b4c8db5fe601f044a77576e2ee2823f35cf3488e9eff49bff9c89b69a6bdb0ad1d4030e5b31e04092a7277d8732ae465922b2130f2b8fa029067cf0d9b

  • SSDEEP

    192:NjG63LaKnIwF+G12P52DDOJ7ieIuQI+lkHMu:NjG6baKIwFv12P5iDOlieRlqAMu

Score
8/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1a6167996287344182a204c9b7350f137b067a7e5e31065ac9f82fa6b2e15a3.exe
    "C:\Users\Admin\AppData\Local\Temp\c1a6167996287344182a204c9b7350f137b067a7e5e31065ac9f82fa6b2e15a3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Users\Admin\AppData\Local\Temp\uninstall.exe
      "C:\Users\Admin\AppData\Local\Temp\uninstall.exe" /remove
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:4764

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    9KB

    MD5

    a0872213df9595006c60943e38862c71

    SHA1

    d68654aba24134eaf2fb3b9188fec949ae4ed778

    SHA256

    c1a6167996287344182a204c9b7350f137b067a7e5e31065ac9f82fa6b2e15a3

    SHA512

    e9a278b4c8db5fe601f044a77576e2ee2823f35cf3488e9eff49bff9c89b69a6bdb0ad1d4030e5b31e04092a7277d8732ae465922b2130f2b8fa029067cf0d9b

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

    Filesize

    9KB

    MD5

    a0872213df9595006c60943e38862c71

    SHA1

    d68654aba24134eaf2fb3b9188fec949ae4ed778

    SHA256

    c1a6167996287344182a204c9b7350f137b067a7e5e31065ac9f82fa6b2e15a3

    SHA512

    e9a278b4c8db5fe601f044a77576e2ee2823f35cf3488e9eff49bff9c89b69a6bdb0ad1d4030e5b31e04092a7277d8732ae465922b2130f2b8fa029067cf0d9b

  • memory/4696-132-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB