Analysis

  • max time kernel
    123s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    16/10/2021, 14:33

General

  • Target
    eec52d33ec7b607e95ff20b0e586acae.exe
  • Size 868KB
  • Sample211016-rw458achaj
  • SHA256 4e93dcc21ee091596b5ecfac0c5076e14fff78617223cb1e19a2686c7113fade
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • trickbot

Version
  • 2000035

Botnet
  • tot166

C2
  • 36.91.117.231:443

  • 36.89.228.201:443

  • 103.75.32.173:443

  • 45.115.172.105:443

  • 36.95.23.89:443

  • 103.123.86.104:443

  • 202.65.119.162:443

  • 202.9.121.143:443

  • 139.255.65.170:443

  • 110.172.137.20:443

  • 103.146.232.154:443

  • 36.91.88.164:443

  • 103.47.170.131:443

  • 122.117.90.133:443

  • 103.9.188.78:443

  • 210.2.149.202:443

  • 118.91.190.42:443

  • 117.222.61.115:443

  • 117.222.57.92:443

  • 136.228.128.21:443

Attributes
  • autorun
    Name:pwgrabb
    Name:pwgrabc
ecc_pubkey.base64

Signatures

  • Trickbot

    Developed in 2016, TrickBot is one of the more recent banking Trojans.

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eec52d33ec7b607e95ff20b0e586acae.exe
    "C:\Users\Admin\AppData\Local\Temp\eec52d33ec7b607e95ff20b0e586acae.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1656
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:772
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe
      2⤵
        PID:3128

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/772-123-0x0000016102890000-0x00000161028B9000-memory.dmp

          memory/772-124-0x00000161029A0000-0x00000161029A1000-memory.dmp

          memory/772-126-0x00000161029E0000-0x00000161029E2000-memory.dmp

          memory/772-125-0x00000161029E0000-0x00000161029E2000-memory.dmp

          memory/1656-115-0x0000000002270000-0x00000000022AF000-memory.dmp

          memory/1656-118-0x00000000023F1000-0x000000000242A000-memory.dmp

          memory/1656-119-0x0000000000560000-0x000000000060E000-memory.dmp

          memory/1656-120-0x00000000022D0000-0x00000000022D1000-memory.dmp

          memory/1656-121-0x0000000010001000-0x0000000010003000-memory.dmp