Analysis

  • max time kernel
    140s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2024, 15:11

General

  • Target

    8026fc38afee1976c4d74ce9943494ab.dll

  • Size

    600KB

  • MD5

    8026fc38afee1976c4d74ce9943494ab

  • SHA1

    9585744895676958e8f58437f16fa54a7bf7c266

  • SHA256

    30c8500aa55e5a6cc42a2675c76feff1fe6dbe8e9f99543c9ae7e97a5be1b0d9

  • SHA512

    19fe603b52905f1756763cc9c21998eb33d389e32fb9825e18f0077fcde9811be38d81c4306691c2a4b67e883615f3b00bb54075006dbe366b1b2ccfb392db1c

  • SSDEEP

    12288:SubYNTW0k3QRsYgUKkFj60KBQEq4OJZ+133UsdVzkZ2QWVH47xpEwYAG:VbiY3QRmZkFj60KBQEqDk1UsdlcKVYFS

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\8026fc38afee1976c4d74ce9943494ab.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2496
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\8026fc38afee1976c4d74ce9943494ab.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4288
      • C:\Windows\system32\wermgr.exe
        C:\Windows\system32\wermgr.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2416
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4288 -s 692
        3⤵
        • Program crash
        PID:3912
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4288 -ip 4288
    1⤵
      PID:1068

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2416-14-0x000001D62EC80000-0x000001D62EC81000-memory.dmp

            Filesize

            4KB

          • memory/2416-15-0x000001D62EBB0000-0x000001D62EBD8000-memory.dmp

            Filesize

            160KB

          • memory/2416-17-0x000001D62EBB0000-0x000001D62EBD8000-memory.dmp

            Filesize

            160KB

          • memory/4288-0-0x0000000002A90000-0x0000000002ACB000-memory.dmp

            Filesize

            236KB

          • memory/4288-3-0x0000000002910000-0x0000000002948000-memory.dmp

            Filesize

            224KB

          • memory/4288-5-0x0000000002AD0000-0x0000000002B09000-memory.dmp

            Filesize

            228KB

          • memory/4288-8-0x0000000002B10000-0x0000000002B47000-memory.dmp

            Filesize

            220KB

          • memory/4288-11-0x0000000002B50000-0x0000000002B90000-memory.dmp

            Filesize

            256KB

          • memory/4288-12-0x0000000002A70000-0x0000000002A71000-memory.dmp

            Filesize

            4KB

          • memory/4288-13-0x0000000002A50000-0x0000000002A53000-memory.dmp

            Filesize

            12KB

          • memory/4288-16-0x0000000002B50000-0x0000000002B90000-memory.dmp

            Filesize

            256KB