Analysis

  • max time kernel
    131s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 20:30

General

  • Target

    Documents.dll

  • Size

    1.7MB

  • MD5

    133f935f9bc1c919af18db30f9db657d

  • SHA1

    afb6253e491e109ebe2445ab4935f37120420b5c

  • SHA256

    0648bdad8a597280f65f4db2448ba1524d6508841933156f4dfef9d1fe2e5075

  • SHA512

    5d0c5f6ca0b28253a3537c11cfc7f5a72e417c4b4607a148dfa770c307466e81058f56b7ad67cb32761442cda0d720ea23281b41b4979f545ceff5041327cd04

  • SSDEEP

    49152:7OkkXuEs0GpGwx4JaTD6ydQD1xR88sxq57nN:UXuEUX4

Malware Config

Extracted

Family

trickbot

Version

100019

Botnet

leg1

C2

65.152.201.203:443

185.56.175.122:443

46.99.175.217:443

179.189.229.254:443

46.99.175.149:443

181.129.167.82:443

216.166.148.187:443

46.99.188.223:443

128.201.76.252:443

62.99.79.77:443

60.51.47.65:443

24.162.214.166:443

45.36.99.184:443

97.83.40.67:443

184.74.99.214:443

103.105.254.17:443

62.99.76.213:443

82.159.149.52:443

Attributes
  • autorun
    Name:pwgrabb
    Name:pwgrabc
ecc_pubkey.base64

Signatures

  • Trickbot

    Developed in 2016, TrickBot is one of the more recent banking Trojans.

  • Trickbot family
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Documents.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\Documents.dll
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1800
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe
        3⤵
          PID:1524
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1608

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1608-3-0x00000000000E0000-0x0000000000109000-memory.dmp

      Filesize

      164KB

    • memory/1608-4-0x0000000000190000-0x0000000000191000-memory.dmp

      Filesize

      4KB

    • memory/1608-7-0x00000000000E0000-0x0000000000109000-memory.dmp

      Filesize

      164KB

    • memory/1800-0-0x0000000002350000-0x00000000025B8000-memory.dmp

      Filesize

      2.4MB

    • memory/1800-1-0x0000000000920000-0x0000000000965000-memory.dmp

      Filesize

      276KB

    • memory/1800-2-0x0000000010000000-0x0000000010003000-memory.dmp

      Filesize

      12KB

    • memory/1800-5-0x0000000000920000-0x0000000000965000-memory.dmp

      Filesize

      276KB

    • memory/1800-6-0x0000000010000000-0x0000000010003000-memory.dmp

      Filesize

      12KB