Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 17:13

General

  • Target

    2ffeb1d7d580daba1982cf0649c42f37.dll

  • Size

    524KB

  • MD5

    2ffeb1d7d580daba1982cf0649c42f37

  • SHA1

    349ce60f7825894706a86fcb33c0639c4e2db214

  • SHA256

    1821f9759c9ebfca686106002abb3601e79f82993af834155a8abb68681aa89a

  • SHA512

    50319663a2df7d8d9762c8fb344655229cec45103308f13001c722f74f03493b7821ea421eda7b0c1e14b1a35fe2763a05f512ce1aa6c52e79b8adfa888672d1

  • SSDEEP

    12288:co/MDxbn3SuMELwoy9FoWQbW36CPz/dri:VobniurQNTd

Malware Config

Extracted

Family

trickbot

Version

100018

Botnet

rob112

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.

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ffeb1d7d580daba1982cf0649c42f37.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2744
    • C:\Windows\system32\wermgr.exe
      C:\Windows\system32\wermgr.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4604
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe
      2⤵
        PID:4940
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 672
        2⤵
        • Program crash
        PID:4944
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ffeb1d7d580daba1982cf0649c42f37.dll,#1
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:4992
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2744 -ip 2744
      1⤵
        PID:3660

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2744-4-0x0000000002BC0000-0x0000000002BF9000-memory.dmp
        Filesize

        228KB

      • memory/2744-8-0x0000000002A10000-0x0000000002A48000-memory.dmp
        Filesize

        224KB

      • memory/2744-11-0x0000000002D80000-0x0000000002DC4000-memory.dmp
        Filesize

        272KB

      • memory/2744-13-0x0000000002C10000-0x0000000002C13000-memory.dmp
        Filesize

        12KB

      • memory/2744-12-0x0000000002DD0000-0x0000000002DD1000-memory.dmp
        Filesize

        4KB

      • memory/2744-7-0x0000000002D40000-0x0000000002D77000-memory.dmp
        Filesize

        220KB

      • memory/2744-0-0x0000000002B80000-0x0000000002BBB000-memory.dmp
        Filesize

        236KB

      • memory/2744-16-0x0000000002D80000-0x0000000002DC4000-memory.dmp
        Filesize

        272KB

      • memory/4604-15-0x000001B7D3400000-0x000001B7D3428000-memory.dmp
        Filesize

        160KB

      • memory/4604-14-0x000001B7D36A0000-0x000001B7D36A1000-memory.dmp
        Filesize

        4KB

      • memory/4604-17-0x000001B7D3400000-0x000001B7D3428000-memory.dmp
        Filesize

        160KB