Analysis

  • max time kernel
    100s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    25-09-2021 10:24

General

  • Target

    731e5045eabf66e3190941360dabc290b73fdbea3e85796112e2289070cb317a.exe

  • Size

    516KB

  • MD5

    2d7a041e8d4bb201f11bf221a92a1694

  • SHA1

    01c40866184feb31b86aa6f546b87c704f0cdf13

  • SHA256

    731e5045eabf66e3190941360dabc290b73fdbea3e85796112e2289070cb317a

  • SHA512

    ba24cde4e07b79ef3d7092234c98a11e53e212b09e5a7d1482859b9fc16b43d1db3130d4785c47b8ac123a768197b4aaa1061d188fb25ac3cf07536b8957d8c0

Malware Config

Extracted

Family

trickbot

Version

2000033

Botnet

tot153

C2

179.42.137.102:443

191.36.152.198:443

179.42.137.104:443

179.42.137.106:443

179.42.137.108:443

202.183.12.124:443

194.190.18.122:443

103.56.207.230:443

171.103.187.218:449

171.103.189.118:449

18.139.111.104:443

179.42.137.105:443

186.4.193.75:443

171.101.229.2:449

179.42.137.107:443

103.56.43.209:449

179.42.137.110:443

45.181.207.156:443

197.44.54.162:449

179.42.137.109:443

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\731e5045eabf66e3190941360dabc290b73fdbea3e85796112e2289070cb317a.exe
    "C:\Users\Admin\AppData\Local\Temp\731e5045eabf66e3190941360dabc290b73fdbea3e85796112e2289070cb317a.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1232
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe
      2⤵
        PID:1252

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/912-114-0x00000000023E0000-0x000000000241F000-memory.dmp
      Filesize

      252KB

    • memory/912-118-0x0000000002600000-0x000000000263B000-memory.dmp
      Filesize

      236KB

    • memory/912-117-0x00000000023A0000-0x00000000023DC000-memory.dmp
      Filesize

      240KB

    • memory/912-119-0x0000000002640000-0x0000000002641000-memory.dmp
      Filesize

      4KB

    • memory/912-120-0x0000000010001000-0x0000000010003000-memory.dmp
      Filesize

      8KB

    • memory/1232-121-0x0000000000000000-mapping.dmp
    • memory/1232-122-0x000002AAA7850000-0x000002AAA7879000-memory.dmp
      Filesize

      164KB

    • memory/1232-123-0x000002AAA7960000-0x000002AAA7961000-memory.dmp
      Filesize

      4KB