Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    02/02/2024, 03:48

General

  • Target

    88791b1ba039dd5841015cd08799ed3d.dll

  • Size

    401KB

  • MD5

    88791b1ba039dd5841015cd08799ed3d

  • SHA1

    8335cb7a164ef658ed7555f6520c4e7be2bf4a28

  • SHA256

    3d79223bb6c2312eac6e0902d3c295a557b12e5f814fbe9478e177fa585318af

  • SHA512

    b0c1b34f3de0417d939eb741c84d9c2de039f80b2455e5f9b63ef589101f000b40a3f7c4c23d657efc50f373f7d341ac8887095f1208bf480fb3cf86eba8cb0e

  • SSDEEP

    6144:SYbxqY1tkUnvIRKYdZEMiXeUJqFfEGTJ210yGCZ0AlBqhmkh3brRLeeuXkHlFWkk:jxqY1tzwRKYdiMiXvqFfX2St6VmASvlg

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 13 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\88791b1ba039dd5841015cd08799ed3d.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\88791b1ba039dd5841015cd08799ed3d.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2312
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2304

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2304-3-0x0000000000110000-0x0000000000111000-memory.dmp

          Filesize

          4KB

        • memory/2304-4-0x0000000000060000-0x0000000000088000-memory.dmp

          Filesize

          160KB

        • memory/2304-7-0x0000000000060000-0x0000000000088000-memory.dmp

          Filesize

          160KB

        • memory/2312-1-0x00000000001D0000-0x000000000020F000-memory.dmp

          Filesize

          252KB

        • memory/2312-0-0x00000000001D0000-0x000000000020F000-memory.dmp

          Filesize

          252KB

        • memory/2312-2-0x0000000010000000-0x0000000010003000-memory.dmp

          Filesize

          12KB

        • memory/2312-5-0x00000000001D0000-0x000000000020F000-memory.dmp

          Filesize

          252KB