Analysis

  • max time kernel
    117s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    05/10/2021, 17:39

General

  • Target
    c2c1ba4964dd5ed582a2a2d61b997ae4.exe
  • Size 736KB
  • Sample211005-v8ac6aabf5
  • SHA256 728aff0d54df55bd4ed10a1c02c165e86310503cf82bd4c2d6b4b2a0a383dabd
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • trickbot

Version
  • 2000033

Botnet
  • tot159

C2
  • 179.42.137.102:443

  • 191.36.152.198:443

  • 179.42.137.104:443

  • 179.42.137.106:443

  • 179.42.137.108:443

  • 202.183.12.124:443

  • 194.190.18.122:443

  • 103.56.207.230:443

  • 171.103.187.218:449

  • 171.103.189.118:449

  • 18.139.111.104:443

  • 179.42.137.105:443

  • 186.4.193.75:443

  • 171.101.229.2:449

  • 179.42.137.107:443

  • 103.56.43.209:449

  • 179.42.137.110:443

  • 45.181.207.156:443

  • 197.44.54.162:449

  • 179.42.137.109:443

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\c2c1ba4964dd5ed582a2a2d61b997ae4.exe
    "C:\Users\Admin\AppData\Local\Temp\c2c1ba4964dd5ed582a2a2d61b997ae4.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2372
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe
      2⤵
        PID:2432

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2076-115-0x0000000002350000-0x000000000238F000-memory.dmp

          memory/2076-118-0x0000000002310000-0x000000000234D000-memory.dmp

          memory/2076-119-0x00000000023A0000-0x00000000023DB000-memory.dmp

          memory/2076-120-0x00000000022F0000-0x00000000022F1000-memory.dmp

          memory/2076-121-0x0000000010001000-0x0000000010003000-memory.dmp

          memory/2372-124-0x0000023CF6160000-0x0000023CF6161000-memory.dmp

          memory/2372-123-0x0000023CF6050000-0x0000023CF6079000-memory.dmp