Resubmissions

05/10/2021, 21:48

211005-1pagpsafej10

05/10/2021, 17:42

211005-v91lqsabg210

Analysis

  • max time kernel
    319s
  • max time network
    330s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    05/10/2021, 21:48

General

  • Target
    decd474e4c808ac1a3255e1b6aecab359028bbadb6852f9ff70b33fdea648978.dll
  • Size 552KB
  • Sample211005-1pagpsafej
  • SHA256 decd474e4c808ac1a3255e1b6aecab359028bbadb6852f9ff70b33fdea648978
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • trickbot

Version
  • 100019

Botnet
  • fat1

C2
  • 65.152.201.203:443

  • 185.56.175.122:443

  • 46.99.175.217:443

  • 179.189.229.254:443

  • 46.99.175.149:443

  • 181.129.167.82:443

  • 216.166.148.187:443

  • 46.99.188.223:443

  • 128.201.76.252:443

  • 62.99.79.77:443

  • 60.51.47.65:443

  • 24.162.214.166:443

  • 45.36.99.184:443

  • 97.83.40.67:443

  • 184.74.99.214:443

  • 103.105.254.17:443

  • 62.99.76.213:443

  • 82.159.149.52:443

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

Signatures

  • Trickbot

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

  • suricata: ET MALWARE Win32/TrickBot CnC Initial Checkin M2

    suricata: ET MALWARE Win32/TrickBot CnC Initial Checkin M2

  • 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 WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\decd474e4c808ac1a3255e1b6aecab359028bbadb6852f9ff70b33fdea648978.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:992
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\decd474e4c808ac1a3255e1b6aecab359028bbadb6852f9ff70b33fdea648978.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:408
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe
        3⤵
          PID:1216
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1212

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/408-115-0x00000000045C0000-0x00000000045FC000-memory.dmp

          memory/408-118-0x00000000010C0000-0x00000000010E3000-memory.dmp

          memory/408-119-0x0000000004600000-0x000000000463A000-memory.dmp

          memory/408-121-0x0000000004710000-0x0000000004748000-memory.dmp

          memory/408-124-0x00000000047C0000-0x00000000047C1000-memory.dmp

          memory/408-123-0x0000000004750000-0x0000000004794000-memory.dmp

          memory/408-125-0x00000000047A1000-0x00000000047A3000-memory.dmp

          memory/1212-127-0x00000263D1B50000-0x00000263D1B79000-memory.dmp

          memory/1212-128-0x00000263D1B90000-0x00000263D1B91000-memory.dmp