Analysis

  • max time kernel
    138s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    07-05-2021 06:03

General

  • Target

    mon117_cr(1).dll

  • Size

    497KB

  • MD5

    7f3e44cca7dd1841d5d9db9a71b4f3cb

  • SHA1

    871a743a69e66000e7588bb8858e9991ac8bd154

  • SHA256

    e2ba0567ac236a24bfd4df321ae7860e8fe2810dbd088e0e90d67167c1ccd4c5

  • SHA512

    d034989737111cadb57d8786802d7b0d9bca2d947a72a71996b3f2184303d25438fe4180c7131f88dda593d114170dbbc79a15fd6728fc68933e6c966b84e126

Malware Config

Extracted

Family

trickbot

Version

100013

Botnet

mon117

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

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 17 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\mon117_cr(1).dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1828
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\mon117_cr(1).dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1132
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe
        3⤵
          PID:760
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1776

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1132-60-0x0000000000000000-mapping.dmp
    • memory/1132-61-0x0000000075511000-0x0000000075513000-memory.dmp
      Filesize

      8KB

    • memory/1132-62-0x00000000008E0000-0x0000000000917000-memory.dmp
      Filesize

      220KB

    • memory/1132-63-0x0000000000970000-0x00000000009B3000-memory.dmp
      Filesize

      268KB

    • memory/1132-66-0x0000000010001000-0x0000000010003000-memory.dmp
      Filesize

      8KB

    • memory/1132-65-0x00000000001D0000-0x00000000001E1000-memory.dmp
      Filesize

      68KB

    • memory/1776-64-0x0000000000000000-mapping.dmp
    • memory/1776-67-0x00000000000E0000-0x0000000000108000-memory.dmp
      Filesize

      160KB

    • memory/1776-68-0x0000000000190000-0x0000000000191000-memory.dmp
      Filesize

      4KB