Analysis

  • max time kernel
    131s
  • max time network
    134s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    02/03/2021, 09:28

General

  • Target
    SecuriteInfo.com.Variant.Razy.848795.31184.234.dll
  • Size 548KB
  • Sample210302-6dd6dxj1ts
  • SHA256 41b4e93a1dd1b49e123b1c4a81dc6be266c5fee5f33263bdb7e3ca9e1a7c4011
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • trickbot

Version
  • 100013

Botnet
  • mon94

C2
  • 103.225.138.94:449

  • 122.2.28.70:449

  • 123.200.26.246:449

  • 131.255.106.152:449

  • 142.112.79.223:449

  • 154.126.176.30:449

  • 180.92.238.186:449

  • 187.20.217.129:449

  • 201.20.118.122:449

  • 202.91.41.138:449

  • 95.210.118.90:449

Attributes
  • autorun
    Name:pwgrab
ecc_pubkey.base64
ecc_pubkey.base64

Signatures

  • Trickbot

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

  • Templ.dll packer 1 IoCs

    Detects Templ.dll packer which usually loads Trickbot.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Razy.848795.31184.234.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1276
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Razy.848795.31184.234.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1316
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:624
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
          PID:1036

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/624-6-0x0000025281A20000-0x0000025281A48000-memory.dmp

          memory/624-9-0x0000025281B40000-0x0000025281B41000-memory.dmp

          memory/1316-3-0x0000000004670000-0x00000000046A7000-memory.dmp

          memory/1316-5-0x0000000004570000-0x0000000004571000-memory.dmp

          memory/1316-7-0x00000000046B0000-0x00000000046F3000-memory.dmp

          memory/1316-8-0x0000000010001000-0x0000000010003000-memory.dmp