Analysis

  • max time kernel
    43s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    21-07-2021 18:03

General

  • Target

    sample.exe

  • Size

    564KB

  • MD5

    06285860cd0beb177a7fb794bf8c1eb6

  • SHA1

    c5f84431a2270f0840b29c90302ed8ae4ffcd7b3

  • SHA256

    101c5a5784112e7fa5c2f766476dff8663021e2101c8d4569cb5698390cb4636

  • SHA512

    618234e3764f0c79461b5d504522e58959d696417d399bc9f3e311a6ca510e3042b55dd9231b6144757d1dc82809c1784c0b955862730385a27129bc9db9f921

Malware Config

Extracted

Family

trickbot

Version

100018

Botnet

rob110

C2

38.110.103.124:443

185.56.76.28:443

204.138.26.60:443

60.51.47.65:443

74.85.157.139:443

68.69.26.182:443

38.110.103.136:443

38.110.103.18:443

138.34.28.219:443

185.56.76.94:443

217.115.240.248:443

24.162.214.166:443

80.15.2.105:443

154.58.23.192:443

38.110.100.104:443

45.36.99.184:443

185.56.76.108:443

185.56.76.72:443

138.34.28.35:443

97.83.40.67:443

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

Signatures

  • Trickbot

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

  • 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\sample.exe
    "C:\Users\Admin\AppData\Local\Temp\sample.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3628
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe
      2⤵
        PID:3196
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1480

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1480-121-0x0000000000000000-mapping.dmp
    • memory/1480-122-0x000001EFB6D30000-0x000001EFB6D59000-memory.dmp
      Filesize

      164KB

    • memory/1480-123-0x000001EFB6E40000-0x000001EFB6E41000-memory.dmp
      Filesize

      4KB

    • memory/3628-114-0x0000000002B80000-0x0000000002BC1000-memory.dmp
      Filesize

      260KB

    • memory/3628-118-0x0000000002BD0000-0x0000000002C0D000-memory.dmp
      Filesize

      244KB

    • memory/3628-117-0x0000000002B40000-0x0000000002B7F000-memory.dmp
      Filesize

      252KB

    • memory/3628-119-0x00000000024E0000-0x00000000024E1000-memory.dmp
      Filesize

      4KB

    • memory/3628-120-0x0000000010001000-0x0000000010003000-memory.dmp
      Filesize

      8KB