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Analysis

  • max time kernel
    93s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2024, 22:06 UTC

General

  • Target

    JaffaCakes118_fec4c84b21a818436c545f0c6511daf62f92cf923470797b9412adbbbcfac462.dll

  • Size

    184KB

  • MD5

    37df9be42967a4916815b2c0064e45c7

  • SHA1

    f57c79e6b972dcfa0ff2ec736682814684520c1d

  • SHA256

    fec4c84b21a818436c545f0c6511daf62f92cf923470797b9412adbbbcfac462

  • SHA512

    e065fa5cda4879bd677296998e9b0c963c9564fa61fdecea695c4860d16c82365dbbcb87c93d1e4b114eb38f9b88e2059e9ef81b7c99caa1b9dafc3f4264dba3

  • SSDEEP

    3072:1uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Knlmsb:X7TXYsd9SkONU1jKGl0lm

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

rc4.plain
1
KaFOTWRMoR1YwIux5lF0nBwfe5be1tbuvd
rc4.plain
1
pwkVaLbtFZkgN4nLmGG0vVqz6CQyUtA5oqhHMj5b0cTIa3nmHkMqnbRc2gStXfGgLuSiCV6Q

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex family
  • Dridex Loader 2 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • 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 WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fec4c84b21a818436c545f0c6511daf62f92cf923470797b9412adbbbcfac462.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3380
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fec4c84b21a818436c545f0c6511daf62f92cf923470797b9412adbbbcfac462.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4568
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 616
        3⤵
        • Program crash
        PID:1568
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4568 -ip 4568
    1⤵
      PID:4484

    Network

    • flag-us
      DNS
      149.220.183.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      149.220.183.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      149.220.183.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      149.220.183.52.in-addr.arpa
      IN PTR
    • flag-us
      DNS
      81.144.22.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      81.144.22.2.in-addr.arpa
      IN PTR
      Response
      81.144.22.2.in-addr.arpa
      IN PTR
      a2-22-144-81deploystaticakamaitechnologiescom
    • flag-us
      DNS
      81.144.22.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      81.144.22.2.in-addr.arpa
      IN PTR
    • flag-us
      DNS
      133.32.126.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      133.32.126.40.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      95.221.229.192.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      95.221.229.192.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      133.211.185.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      133.211.185.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      212.20.149.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      212.20.149.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      206.23.85.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      206.23.85.13.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      21.236.111.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      21.236.111.52.in-addr.arpa
      IN PTR
      Response
    No results found
    • 8.8.8.8:53
      149.220.183.52.in-addr.arpa
      dns
      146 B
      147 B
      2
      1

      DNS Request

      149.220.183.52.in-addr.arpa

      DNS Request

      149.220.183.52.in-addr.arpa

    • 8.8.8.8:53
      81.144.22.2.in-addr.arpa
      dns
      140 B
      133 B
      2
      1

      DNS Request

      81.144.22.2.in-addr.arpa

      DNS Request

      81.144.22.2.in-addr.arpa

    • 8.8.8.8:53
      133.32.126.40.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      133.32.126.40.in-addr.arpa

    • 8.8.8.8:53
      95.221.229.192.in-addr.arpa
      dns
      73 B
      144 B
      1
      1

      DNS Request

      95.221.229.192.in-addr.arpa

    • 8.8.8.8:53
      133.211.185.52.in-addr.arpa
      dns
      73 B
      147 B
      1
      1

      DNS Request

      133.211.185.52.in-addr.arpa

    • 8.8.8.8:53
      212.20.149.52.in-addr.arpa
      dns
      72 B
      146 B
      1
      1

      DNS Request

      212.20.149.52.in-addr.arpa

    • 8.8.8.8:53
      206.23.85.13.in-addr.arpa
      dns
      71 B
      145 B
      1
      1

      DNS Request

      206.23.85.13.in-addr.arpa

    • 8.8.8.8:53
      21.236.111.52.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      21.236.111.52.in-addr.arpa

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4568-0-0x0000000075410000-0x0000000075440000-memory.dmp

      Filesize

      192KB

    • memory/4568-2-0x0000000000E90000-0x0000000000E96000-memory.dmp

      Filesize

      24KB

    • memory/4568-3-0x0000000075410000-0x0000000075440000-memory.dmp

      Filesize

      192KB

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