Analysis

  • max time kernel
    174s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    01-07-2022 03:44

General

  • Target

    f7f39c5eb13af3a41222f44d27bada69a54392421a02cbe0fa69e462889c11f5.exe

  • Size

    127KB

  • MD5

    a0801a22c0b8384e64e8e86c7315d450

  • SHA1

    ac63c13511c952fdb432c2ef4994dde73f25e1a0

  • SHA256

    f7f39c5eb13af3a41222f44d27bada69a54392421a02cbe0fa69e462889c11f5

  • SHA512

    466732fbeb41f212ae4e7e67d86eb23824b262a1262cc86c015390cacc5f994e28e90037d62186d1ae192ed5cbd7cb090827014b078bafb46deb2a573ba27a37

Malware Config

Signatures

  • NetWire RAT payload 2 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7f39c5eb13af3a41222f44d27bada69a54392421a02cbe0fa69e462889c11f5.exe
    "C:\Users\Admin\AppData\Local\Temp\f7f39c5eb13af3a41222f44d27bada69a54392421a02cbe0fa69e462889c11f5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2576
    • C:\Users\Admin\AppData\Roaming\Install\Host.exe
      "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:2396

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    127KB

    MD5

    a0801a22c0b8384e64e8e86c7315d450

    SHA1

    ac63c13511c952fdb432c2ef4994dde73f25e1a0

    SHA256

    f7f39c5eb13af3a41222f44d27bada69a54392421a02cbe0fa69e462889c11f5

    SHA512

    466732fbeb41f212ae4e7e67d86eb23824b262a1262cc86c015390cacc5f994e28e90037d62186d1ae192ed5cbd7cb090827014b078bafb46deb2a573ba27a37

  • C:\Users\Admin\AppData\Roaming\Install\Host.exe
    Filesize

    127KB

    MD5

    a0801a22c0b8384e64e8e86c7315d450

    SHA1

    ac63c13511c952fdb432c2ef4994dde73f25e1a0

    SHA256

    f7f39c5eb13af3a41222f44d27bada69a54392421a02cbe0fa69e462889c11f5

    SHA512

    466732fbeb41f212ae4e7e67d86eb23824b262a1262cc86c015390cacc5f994e28e90037d62186d1ae192ed5cbd7cb090827014b078bafb46deb2a573ba27a37

  • memory/2396-130-0x0000000000000000-mapping.dmp