Analysis

  • max time kernel
    47s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    08-05-2021 08:30

General

  • Target

    fa4177d1b5ad0cd12396b2ef1ca991d7.exe

  • Size

    740KB

  • MD5

    fa4177d1b5ad0cd12396b2ef1ca991d7

  • SHA1

    608436f7b914354215bc2ac31e090e8878eaaf64

  • SHA256

    f17f19350c6dbcf733c1d2fed10e8c853ac3af5117e8dc8122f06c87bd41d19f

  • SHA512

    bea2f2829aa325a2159b596f5a753f7dd2ff2f98df33ea7a1e6ced3300827853ebaedd8e8067175efc7095d498947bd736b9604c031d66e1bffbfb78b018fd5c

Malware Config

Extracted

Family

trickbot

Version

2000029

Botnet

tot96

C2

103.66.72.217:443

117.252.68.211:443

103.124.173.35:443

115.73.211.230:443

117.54.250.246:443

131.0.112.122:443

102.176.221.78:443

181.176.161.143:443

154.79.251.172:443

103.111.199.76:443

103.54.41.193:443

154.79.244.182:443

154.79.245.158:443

139.255.116.42:443

178.254.161.250:443

178.134.47.166:443

158.181.179.229:443

103.90.197.33:443

109.207.165.40:443

178.72.192.20:443

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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa4177d1b5ad0cd12396b2ef1ca991d7.exe
    "C:\Users\Admin\AppData\Local\Temp\fa4177d1b5ad0cd12396b2ef1ca991d7.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe
      2⤵
        PID:2196
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe
        2⤵
          PID:2364
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2272

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/636-114-0x0000000002410000-0x000000000244F000-memory.dmp
        Filesize

        252KB

      • memory/636-118-0x0000000002651000-0x000000000268A000-memory.dmp
        Filesize

        228KB

      • memory/636-117-0x0000000000660000-0x000000000069C000-memory.dmp
        Filesize

        240KB

      • memory/636-119-0x00000000006C0000-0x00000000006C1000-memory.dmp
        Filesize

        4KB

      • memory/636-120-0x0000000010001000-0x0000000010003000-memory.dmp
        Filesize

        8KB

      • memory/2272-121-0x0000000000000000-mapping.dmp
      • memory/2272-123-0x0000016A2BC20000-0x0000016A2BC21000-memory.dmp
        Filesize

        4KB

      • memory/2272-122-0x0000016A2BA10000-0x0000016A2BA39000-memory.dmp
        Filesize

        164KB