Analysis

  • max time kernel
    141s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 21:58

General

  • Target

    81069c0541127cd913b4a3551b6a8b772cb742f4d557426cdfcff24dfbfba901.dll

  • Size

    412KB

  • MD5

    e71e4482c9034ad0071e78de3cd99258

  • SHA1

    dae85fbcdfc8fd6d9d34cb3e1bdad714b16157b5

  • SHA256

    81069c0541127cd913b4a3551b6a8b772cb742f4d557426cdfcff24dfbfba901

  • SHA512

    8d835333d9088771ad22169759f0e786c9a3ae188b993ede951cb3eb60ed830d3407706b7075f2f62eda7eaa222150454c3ac292a90fe95027e5a7957a34ea8d

  • SSDEEP

    6144:aH0RW81UplEIb6hRAOf6DXyhCra81CtS08OB8xS4GE/mFCo3QkgqbqAT:tFpMOfeihCraKuiS4zCCo3QkvqA

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

186.250.48.5:80

168.119.39.118:443

185.168.130.138:443

190.90.233.66:443

159.69.237.188:443

54.37.228.122:443

93.104.209.107:8080

185.148.168.15:8080

198.199.98.78:8080

87.106.97.83:7080

195.77.239.39:8080

37.44.244.177:8080

54.38.242.185:443

185.184.25.78:8080

116.124.128.206:8080

139.196.72.155:8080

128.199.192.135:8080

103.41.204.169:8080

78.47.204.80:443

68.183.93.250:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Emotet family
  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\81069c0541127cd913b4a3551b6a8b772cb742f4d557426cdfcff24dfbfba901.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\81069c0541127cd913b4a3551b6a8b772cb742f4d557426cdfcff24dfbfba901.dll
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1052
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Fghwpnumcgerpdku\oowcjqhfjbeqlew.hll"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab5582.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar55A4.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/1052-0-0x0000000000320000-0x0000000000347000-memory.dmp

    Filesize

    156KB

  • memory/1052-3-0x0000000010000000-0x000000001006B000-memory.dmp

    Filesize

    428KB

  • memory/2912-4-0x0000000000250000-0x0000000000277000-memory.dmp

    Filesize

    156KB

  • memory/2912-8-0x0000000010000000-0x000000001006B000-memory.dmp

    Filesize

    428KB

  • memory/2912-9-0x0000000010000000-0x000000001006B000-memory.dmp

    Filesize

    428KB

  • memory/2912-15-0x0000000010000000-0x000000001006B000-memory.dmp

    Filesize

    428KB

  • memory/2912-16-0x0000000010000000-0x000000001006B000-memory.dmp

    Filesize

    428KB

  • memory/2912-67-0x0000000010000000-0x000000001006B000-memory.dmp

    Filesize

    428KB

  • memory/2912-68-0x0000000010000000-0x000000001006B000-memory.dmp

    Filesize

    428KB