Resubmissions

13-09-2021 08:21

210913-j9gyvagddm 10

Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10-en
  • submitted
    13-09-2021 08:21

General

  • Target

    4f0784440bee1fc6002827cdc1b6663add2f111e3294cededd202443abb9f07d.exe

  • Size

    566KB

  • MD5

    e08abfaa3f43ee68221fe4c21b9a0ea6

  • SHA1

    5092275c94bb50bfe326ffbe22a56aab5746b739

  • SHA256

    4f0784440bee1fc6002827cdc1b6663add2f111e3294cededd202443abb9f07d

  • SHA512

    dc7181f47541ad3e323baba9f763a5a0e315450b59b04d894835a25f5c074e2ab8fdd4170c83ae7c5c025861a206e553bcc77169bb76eb32fd098685954f57c9

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f0784440bee1fc6002827cdc1b6663add2f111e3294cededd202443abb9f07d.exe
    "C:\Users\Admin\AppData\Local\Temp\4f0784440bee1fc6002827cdc1b6663add2f111e3294cededd202443abb9f07d.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3972
    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
      2⤵
      • Executes dropped EXE
      PID:3984

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3972-116-0x0000000002290000-0x0000000002339000-memory.dmp

    Filesize

    676KB

  • memory/3972-117-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/3972-115-0x00000000021D0000-0x0000000002228000-memory.dmp

    Filesize

    352KB