Analysis

  • max time kernel
    105s
  • max time network
    115s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-09-2024 00:03

General

  • Target

    d7a841afe6f568fdcf8b6dbaae79c190N.exe

  • Size

    424KB

  • MD5

    d7a841afe6f568fdcf8b6dbaae79c190

  • SHA1

    d342e74c4588d1e0c5988e37b8824a4035266397

  • SHA256

    8e88a72110e1429900c76683b3e7dc21e80e533352d0ee1619b673bffa326d8b

  • SHA512

    e95ddd0c27826e5065e23158cc60474a705a22f7507c0e091e3a509ccf06621df6afb1687b81a5920bb40f49a5a555e9d4a7282a6d7bda48b084dfe69a56775f

  • SSDEEP

    6144:iabhjkzVozlLRGrqiFY8qf730XXpcDZTNY/74UnIFzgBEPdidfwR:iYhIzVqLRsqT73K0a/kGMwEPdih

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

49.243.9.118:80

162.241.41.111:7080

190.85.46.52:7080

162.144.42.60:8080

157.245.138.101:7080

103.133.66.57:443

167.71.227.113:8080

80.200.62.81:20

78.186.65.230:80

185.142.236.163:443

78.114.175.216:80

202.166.170.43:80

37.205.9.252:7080

118.243.83.70:80

116.202.10.123:8080

223.135.30.189:80

120.51.34.254:80

139.59.61.215:443

8.4.9.137:8080

202.153.220.157:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet payload 5 IoCs

    Detects Emotet payload in memory.

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d7a841afe6f568fdcf8b6dbaae79c190N.exe
    "C:\Users\Admin\AppData\Local\Temp\d7a841afe6f568fdcf8b6dbaae79c190N.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2204
    • C:\Windows\SysWOW64\mfc140enu\NlsLexicons004b.exe
      "C:\Windows\SysWOW64\mfc140enu\NlsLexicons004b.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:588

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\mfc140enu\NlsLexicons004b.exe

    Filesize

    424KB

    MD5

    d7a841afe6f568fdcf8b6dbaae79c190

    SHA1

    d342e74c4588d1e0c5988e37b8824a4035266397

    SHA256

    8e88a72110e1429900c76683b3e7dc21e80e533352d0ee1619b673bffa326d8b

    SHA512

    e95ddd0c27826e5065e23158cc60474a705a22f7507c0e091e3a509ccf06621df6afb1687b81a5920bb40f49a5a555e9d4a7282a6d7bda48b084dfe69a56775f

  • memory/588-14-0x0000000000260000-0x0000000000270000-memory.dmp

    Filesize

    64KB

  • memory/588-10-0x0000000000240000-0x0000000000252000-memory.dmp

    Filesize

    72KB

  • memory/2204-0-0x0000000000250000-0x0000000000262000-memory.dmp

    Filesize

    72KB

  • memory/2204-4-0x00000000001C0000-0x00000000001D0000-memory.dmp

    Filesize

    64KB

  • memory/2204-7-0x00000000001B0000-0x00000000001BF000-memory.dmp

    Filesize

    60KB

  • memory/2204-9-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB