Analysis

  • max time kernel
    90s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2022 08:05

General

  • Target

    iF9x.dll

  • Size

    278KB

  • MD5

    67f5e9edf579067868863abffc6aba31

  • SHA1

    84f96896f0d4c4a00e883276f7d62be62a5381f3

  • SHA256

    d3a141605d4cada3469833be56c1d3b012c43d229b25a94333b711e2cad31139

  • SHA512

    ee1b8acdb30bc26d4eb845292e6405ca68680b681a70221f3450fc56ba9995bdd375b3d7707f0478ca4c2b899118e14f4a945d3aa3aac2539dd0ee5a981c82d2

  • SSDEEP

    6144:H8aVTnVgcGYT4Xf+WXv8cMkjdF4r6UrjCxGNh3XlwfjR96:H8wTV7XwHXvJMmdCrvrjZA3

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

103.71.99.57:8080

103.224.241.74:8080

157.245.111.0:8080

37.44.244.177:8080

103.41.204.169:8080

64.227.55.231:8080

103.254.12.236:7080

103.85.95.4:8080

157.230.99.206:8080

165.22.254.236:8080

85.214.67.203:8080

54.37.228.122:443

195.77.239.39:8080

128.199.217.206:443

190.145.8.4:443

165.232.185.110:8080

188.165.79.151:443

178.62.112.199:8080

54.37.106.167:8080

104.244.79.94:443

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\iF9x.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3312
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BgPOMVJDoCcFlk\yJifcsCkxreo.dll"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2808

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2808-135-0x0000000000000000-mapping.dmp
  • memory/3312-132-0x0000000180000000-0x0000000180030000-memory.dmp
    Filesize

    192KB