Analysis

  • max time kernel
    123s
  • max time network
    155s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    28-01-2022 21:59

General

  • Target

    ce6acf274744f0f200528105f3beead449d07197eb1e66b43a2616168e0b4d8d.exe

  • Size

    981KB

  • MD5

    959f6e21eddb767364245c1e1ea41aa7

  • SHA1

    23e5e8d180d8d7bfaf9cf469aa104ab0ce6a5ee6

  • SHA256

    ce6acf274744f0f200528105f3beead449d07197eb1e66b43a2616168e0b4d8d

  • SHA512

    6629870467a5dc2f2e6cb76852b9c8f79d8205ae144322737aea23381e50ca694b74959198ece04b6d00396296d983ba87aed52ca372d47fb55e977f694c0d80

Malware Config

Extracted

Family

trickbot

Version

1000477

Botnet

trg88889

C2

37.44.212.148:443

185.65.202.127:443

193.37.212.246:443

193.124.191.243:443

31.148.99.63:443

94.103.91.61:443

203.23.128.179:443

179.43.147.72:443

93.123.73.192:443

51.89.115.120:443

144.91.76.214:443

46.21.153.81:443

194.5.250.98:443

190.154.203.218:449

178.183.150.169:449

200.116.199.10:449

181.113.20.186:449

187.58.56.26:449

85.11.116.194:449

177.103.240.149:449

Attributes
  • autorun
    Control:GetSystemInfo
    Name:systeminfo
    Name:pwgrab
ecc_pubkey.base64

Signatures

  • Trickbot

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

  • Trickbot x86 loader 2 IoCs

    Detected Trickbot's x86 loader that unpacks the x86 payload.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ce6acf274744f0f200528105f3beead449d07197eb1e66b43a2616168e0b4d8d.exe
    "C:\Users\Admin\AppData\Local\Temp\ce6acf274744f0f200528105f3beead449d07197eb1e66b43a2616168e0b4d8d.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3784
    • C:\ProgramData\すすのは抱べも私.exe
      "C:\ProgramData\すすのは抱べも私.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:648
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:1256

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\すすのは抱べも私.exe
      MD5

      959f6e21eddb767364245c1e1ea41aa7

      SHA1

      23e5e8d180d8d7bfaf9cf469aa104ab0ce6a5ee6

      SHA256

      ce6acf274744f0f200528105f3beead449d07197eb1e66b43a2616168e0b4d8d

      SHA512

      6629870467a5dc2f2e6cb76852b9c8f79d8205ae144322737aea23381e50ca694b74959198ece04b6d00396296d983ba87aed52ca372d47fb55e977f694c0d80

    • C:\ProgramData\すすのは抱べも私.exe
      MD5

      959f6e21eddb767364245c1e1ea41aa7

      SHA1

      23e5e8d180d8d7bfaf9cf469aa104ab0ce6a5ee6

      SHA256

      ce6acf274744f0f200528105f3beead449d07197eb1e66b43a2616168e0b4d8d

      SHA512

      6629870467a5dc2f2e6cb76852b9c8f79d8205ae144322737aea23381e50ca694b74959198ece04b6d00396296d983ba87aed52ca372d47fb55e977f694c0d80

    • memory/648-120-0x00000000021A0000-0x00000000021CE000-memory.dmp
      Filesize

      184KB

    • memory/648-122-0x0000000002160000-0x000000000218C000-memory.dmp
      Filesize

      176KB

    • memory/1256-125-0x000001D556890000-0x000001D5568AE000-memory.dmp
      Filesize

      120KB