Analysis

  • max time kernel
    128s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2024, 10:22

General

  • Target

    8944272cf3ee1ab3793436585535d9a7.dll

  • Size

    401KB

  • MD5

    8944272cf3ee1ab3793436585535d9a7

  • SHA1

    771247a5f55e711aba5f31354ba3449fba69b2db

  • SHA256

    64a5d956da147c3089ca22da5e2a974e62b0977fd09a24c8a310f3a6ab12f9b4

  • SHA512

    0342e254dd2dec9f82ccaa5e69aa3f8bb2deb36638185ada7511aee7e1a44c93e5ab0524b5723239768cd7aaac18a61fe69b857ba4fdea80e1cc03ad4a5f23f5

  • SSDEEP

    6144:SYbxqY1tkUnvIRKYdZEMiXeUJqFfEGTJ210yGCZ0AlBqhmkh3brRLeeuXkHlFWkD:jxqY1tzwRKYdiMiXvqFfX2St6VmASvlP

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

  • 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 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\8944272cf3ee1ab3793436585535d9a7.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1032
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\8944272cf3ee1ab3793436585535d9a7.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1840
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4012
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1840 -s 648
        3⤵
        • Program crash
        PID:4188
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1840 -ip 1840
    1⤵
      PID:3344

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1840-0-0x0000000002C40000-0x0000000002C7F000-memory.dmp

            Filesize

            252KB

          • memory/1840-1-0x0000000002C40000-0x0000000002C7F000-memory.dmp

            Filesize

            252KB

          • memory/1840-2-0x0000000001350000-0x0000000001351000-memory.dmp

            Filesize

            4KB

          • memory/1840-3-0x0000000010000000-0x0000000010003000-memory.dmp

            Filesize

            12KB

          • memory/1840-6-0x0000000002C40000-0x0000000002C7F000-memory.dmp

            Filesize

            252KB

          • memory/4012-4-0x000001BDF13C0000-0x000001BDF13C1000-memory.dmp

            Filesize

            4KB

          • memory/4012-5-0x000001BDF1220000-0x000001BDF1248000-memory.dmp

            Filesize

            160KB

          • memory/4012-7-0x000001BDF1220000-0x000001BDF1248000-memory.dmp

            Filesize

            160KB