Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    22-10-2021 10:05

General

  • Target

    5c4f11f182d70c0e379cbd8e74d3a23a.dll

  • Size

    706KB

  • MD5

    5c4f11f182d70c0e379cbd8e74d3a23a

  • SHA1

    74b21db750ba635fef711d67028cec8946ecb506

  • SHA256

    4f80d51a856dad4037a2de22d17ec77a3f6a8768c9d312f489f859f9cf4f0520

  • SHA512

    cfb3644a2b4dca7b275e5295fce8308a840427def59d31111ee0230197c1008f27025b9b54b8eeb5a33a5dfabf6504a635cb977d57f9af2ca73502f6e61ab2ff

Malware Config

Extracted

Family

trickbot

Version

100019

Botnet

rob136

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.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5c4f11f182d70c0e379cbd8e74d3a23a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5c4f11f182d70c0e379cbd8e74d3a23a.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:956
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe
        3⤵
          PID:1500
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1480

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/956-55-0x0000000000000000-mapping.dmp
    • memory/956-56-0x0000000074F21000-0x0000000074F23000-memory.dmp
      Filesize

      8KB

    • memory/956-57-0x0000000001FD0000-0x0000000002238000-memory.dmp
      Filesize

      2.4MB

    • memory/956-59-0x0000000000800000-0x0000000000811000-memory.dmp
      Filesize

      68KB

    • memory/956-58-0x0000000000270000-0x00000000002B5000-memory.dmp
      Filesize

      276KB

    • memory/956-60-0x0000000010001000-0x0000000010003000-memory.dmp
      Filesize

      8KB

    • memory/1480-61-0x0000000000000000-mapping.dmp
    • memory/1480-63-0x0000000000290000-0x0000000000291000-memory.dmp
      Filesize

      4KB

    • memory/1480-62-0x0000000000060000-0x0000000000089000-memory.dmp
      Filesize

      164KB