Overview

overview

10

Static

static

3

a1dd74d730...bc.dll

windows10-2004-x64

10

a1dd74d730...bc.dll

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    01/06/2026, 18:59

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General

  • Target
    a1dd74d7301bf8d504449071142c81113bcd4d0c88fee46e7bacf550495a72bc.dll
  • Size 462KB
  • Sample260601-xm4e8aez4j
  • SHA256 a1dd74d7301bf8d504449071142c81113bcd4d0c88fee46e7bacf550495a72bc
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
bankerzev4discoverytrickbottrojan

Malware Config

Extracted

Family

  • trickbot

Version

  • 2000031

Botnet

  • zev4

C2

  • 14.232.161.45:443

  • 118.173.233.64:443

  • 41.57.156.203:443

  • 45.239.234.2:443

  • 45.201.136.3:443

  • 177.10.90.29:443

  • 185.17.105.236:443

  • 91.237.161.87:443

  • 185.189.55.207:443

  • 186.225.119.170:443

  • 143.0.208.20:443

  • 222.124.16.74:443

  • 220.82.64.198:443

  • 200.236.218.62:443

  • 178.216.28.59:443

  • 45.239.233.131:443

  • 196.216.59.174:443

  • 119.202.8.249:443

  • 82.159.149.37:443

  • 49.248.217.170:443

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

Signatures

  • Family: Trickbot

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

    trojanbankertrickbot
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a1dd74d7301bf8d504449071142c81113bcd4d0c88fee46e7bacf550495a72bc.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4572
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\a1dd74d7301bf8d504449071142c81113bcd4d0c88fee46e7bacf550495a72bc.dll
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:428
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1192
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 556
        3⤵
        • Program crash
        PID:3476
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 428 -ip 428
    1⤵
      PID:1408

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          memory/428-0-0x0000000002BE0000-0x0000000002E3D000-memory.dmp
          Download

          memory/428-1-0x0000000002A30000-0x0000000002A70000-memory.dmp
          Download

          memory/428-3-0x0000000010000000-0x0000000010003000-memory.dmp
          Download

          memory/428-2-0x00000000010C0000-0x00000000010C1000-memory.dmp
          Download

          memory/428-6-0x0000000002A30000-0x0000000002A70000-memory.dmp
          Download

          memory/1192-4-0x0000024C93690000-0x0000024C93691000-memory.dmp
          Download

          memory/1192-5-0x0000024C93380000-0x0000024C933A8000-memory.dmp
          Download