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Resubmissions

04/02/2024, 06:32

240204-ha3wlabef8 10

04/02/2024, 06:29

240204-g88n3abec4 10

04/02/2024, 06:26

240204-g7nmhabdh2 10

01/02/2024, 22:12

240201-14kwzshdhm 10

01/02/2024, 21:43

240201-1k7xeaegc9 10

01/02/2024, 18:25

240201-w23lsseagn 10

Analysis

  • max time kernel
    1798s
  • max time network
    1806s
  • platform
    windows11-21h2_x64
  • resource
    win11-20231215-en
  • resource tags

    arch:x64arch:x86image:win11-20231215-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    01/02/2024, 22:12

General

  • Target

    87936f0b8f079c7f722ab91029cc3f8a.dll

  • Size

    462KB

  • MD5

    87936f0b8f079c7f722ab91029cc3f8a

  • SHA1

    3e6a4041ed2be36ef85ccde8f170b75607887dfe

  • SHA256

    a1dd74d7301bf8d504449071142c81113bcd4d0c88fee46e7bacf550495a72bc

  • SHA512

    fbda002b393bf96b1c338a960c7694fa63ff97860bb5a9e7fe37d887d56243b0568d4b63cebc1e7079fd8ca2f4d9ab67f3c53d6b5bd0532f6b141f9bb9ed9a79

  • SSDEEP

    6144:7bVPXLakbTqht5o+nKivd8Z4sPYwp4KltOzlZRMCKy6fcWWHDecHAI3C+8hkBt:db4DmavdW4svpLtmRlKMHDuIyct

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.

  • 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\87936f0b8f079c7f722ab91029cc3f8a.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\87936f0b8f079c7f722ab91029cc3f8a.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2640
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:728

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/728-4-0x000001D086D30000-0x000001D086D31000-memory.dmp

    Filesize

    4KB

  • memory/728-5-0x000001D086B60000-0x000001D086B88000-memory.dmp

    Filesize

    160KB

  • memory/728-7-0x000001D086B60000-0x000001D086B88000-memory.dmp

    Filesize

    160KB

  • memory/2640-0-0x00000000029C0000-0x0000000002C1D000-memory.dmp

    Filesize

    2.4MB

  • memory/2640-1-0x0000000000EE0000-0x0000000000F20000-memory.dmp

    Filesize

    256KB

  • memory/2640-2-0x0000000000F30000-0x0000000000F31000-memory.dmp

    Filesize

    4KB

  • memory/2640-3-0x0000000010000000-0x0000000010003000-memory.dmp

    Filesize

    12KB

  • memory/2640-6-0x0000000000EE0000-0x0000000000F20000-memory.dmp

    Filesize

    256KB