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Analysis

  • max time kernel
    140s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    13/08/2024, 19:08

General

  • Target

    24f055c11f0476f1c464a852520f4b21db3f1e3fb33b60978d402b0fd22f1995.dll

  • Size

    184KB

  • MD5

    85b49df141455773289535d97cb6b785

  • SHA1

    041d4c13252397fb5a62f2608235a107be7f40e0

  • SHA256

    24f055c11f0476f1c464a852520f4b21db3f1e3fb33b60978d402b0fd22f1995

  • SHA512

    c6748f08be03d306698af945283bcf4b31fd739c2004fb3d9da3a814429828d07ff93ace1014eaba6ed3ca4514f9c3d18077d4656c140316f701165a3643ff99

  • SSDEEP

    3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J8a//2uFrSc:mfYOX+wTScR/Xzku9LVwbuG

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • 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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\24f055c11f0476f1c464a852520f4b21db3f1e3fb33b60978d402b0fd22f1995.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2632
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\24f055c11f0476f1c464a852520f4b21db3f1e3fb33b60978d402b0fd22f1995.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2760
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 220
        3⤵
        • Program crash
        PID:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2760-0-0x0000000074D00000-0x0000000074D2F000-memory.dmp

    Filesize

    188KB

  • memory/2760-1-0x00000000001F0000-0x00000000001F6000-memory.dmp

    Filesize

    24KB

  • memory/2760-2-0x0000000074D00000-0x0000000074D2F000-memory.dmp

    Filesize

    188KB