Analysis

  • max time kernel
    295s
  • max time network
    300s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/03/2023, 04:30

General

  • Target
    EqzeUsKctnUu.dll
  • Size 688KB
  • Sample230320-e5bh2sbg74
  • SHA256 5135f8a6b1a2f9048daf21766826a1f94cfc246ba576b69613059a9418d07cbe
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch5

C2
  • 103.85.95.4:8080

  • 103.224.241.74:8080

  • 178.238.225.252:8080

  • 37.59.103.148:8080

  • 78.47.204.80:443

  • 138.197.14.67:8080

  • 128.199.242.164:8080

  • 54.37.228.122:443

  • 37.44.244.177:8080

  • 139.59.80.108:8080

  • 218.38.121.17:443

  • 82.98.180.154:7080

  • 114.79.130.68:443

  • 159.65.135.222:7080

  • 174.138.33.49:7080

  • 195.77.239.39:8080

  • 193.194.92.175:443

  • 198.199.70.22:8080

  • 85.214.67.203:8080

  • 93.84.115.205:7080

ecs1.plain
eck1.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\EqzeUsKctnUu.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4916
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\RwfQfccb\faMOArYxDSjoxh.dll"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:5040
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k netsvcs -p
    1⤵
      PID:3144

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/4916-133-0x0000000180000000-0x000000018002C000-memory.dmp

          memory/4916-136-0x0000000000B50000-0x0000000000B51000-memory.dmp

          memory/5040-140-0x0000000000400000-0x00000000004A2000-memory.dmp