Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-09-2024 11:26

General

  • Target

    3fb7bbdb95c1a65a988627832b55bb227faa7d5ae35ad56865c8b02a09ccba34.dll

  • Size

    575KB

  • MD5

    6b0ecac2a29b51b92bb975139ca30a15

  • SHA1

    793e58e74ce2b1a3f946b0ae3a1b47a526a34f1e

  • SHA256

    3fb7bbdb95c1a65a988627832b55bb227faa7d5ae35ad56865c8b02a09ccba34

  • SHA512

    f3d8f3f507e757096b5c20d0f60e528d48420127704a6a5b56fda2d3b5be739864cdef220fc9d0dbc2dad378e017c633df926b75541661a58b0607d557596480

  • SSDEEP

    12288:3ehGJ42avyNaQCCelzyjtxGq8jtzVPEPC9YuuCFAF+4+AaHB7qMTbA86tOk+:3ehcNOCex9iJLaBhT8t

Malware Config

Extracted

Family

trickbot

Version

100018

Botnet

rob107

C2

38.110.103.124:443

185.56.76.28:443

204.138.26.60:443

60.51.47.65:443

74.85.157.139:443

68.69.26.182:443

38.110.103.136:443

38.110.103.18:443

138.34.28.219:443

185.56.76.94:443

217.115.240.248:443

24.162.214.166:443

80.15.2.105:443

154.58.23.192:443

38.110.100.104:443

45.36.99.184:443

185.56.76.108:443

185.56.76.72:443

138.34.28.35:443

97.83.40.67:443

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
  • 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 10 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3fb7bbdb95c1a65a988627832b55bb227faa7d5ae35ad56865c8b02a09ccba34.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:388
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3fb7bbdb95c1a65a988627832b55bb227faa7d5ae35ad56865c8b02a09ccba34.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3252
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe
        3⤵
          PID:2672
        • C:\Windows\system32\wermgr.exe
          C:\Windows\system32\wermgr.exe
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2016
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3252 -s 680
          3⤵
          • Program crash
          PID:4312
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3252 -ip 3252
      1⤵
        PID:3592

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2016-14-0x0000022D96300000-0x0000022D96328000-memory.dmp

        Filesize

        160KB

      • memory/2016-15-0x0000022D96460000-0x0000022D96461000-memory.dmp

        Filesize

        4KB

      • memory/2016-18-0x0000022D96300000-0x0000022D96328000-memory.dmp

        Filesize

        160KB

      • memory/3252-3-0x0000000002610000-0x0000000002648000-memory.dmp

        Filesize

        224KB

      • memory/3252-5-0x0000000010000000-0x0000000010039000-memory.dmp

        Filesize

        228KB

      • memory/3252-8-0x00000000027B0000-0x00000000027E7000-memory.dmp

        Filesize

        220KB

      • memory/3252-0-0x0000000002650000-0x000000000268B000-memory.dmp

        Filesize

        236KB

      • memory/3252-11-0x0000000002800000-0x0000000002843000-memory.dmp

        Filesize

        268KB

      • memory/3252-13-0x0000000002860000-0x0000000002863000-memory.dmp

        Filesize

        12KB

      • memory/3252-12-0x0000000002880000-0x0000000002881000-memory.dmp

        Filesize

        4KB

      • memory/3252-16-0x00000000025F0000-0x0000000002603000-memory.dmp

        Filesize

        76KB

      • memory/3252-17-0x0000000002800000-0x0000000002843000-memory.dmp

        Filesize

        268KB