Resubmissions

19/04/2022, 06:55

220419-hp816aded97

19/04/2022, 06:28

220419-g8bdkahaep10

18/04/2022, 14:00

220418-razzdaadgr10

Analysis

  • max time kernel
    300s
  • max time network
    318s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    18/04/2022, 14:00

General

  • Target
    e4-5375ff373df38f4dde8f1b1dbcb3b31b.dll
  • Size 418KB
  • Sample220418-razzdaadgr
  • SHA256 a7382facbd03fb12d421629ce240b1e119f7ee6dfbdd16a96a9f86d3fce906cd
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • emotet

Botnet
  • Epoch4

C2
  • 138.197.147.101:443

  • 134.195.212.50:7080

  • 104.168.154.79:8080

  • 149.56.131.28:8080

  • 187.84.80.182:443

  • 158.69.222.101:443

  • 91.207.28.33:8080

  • 5.9.116.246:8080

  • 103.70.28.102:8080

  • 153.126.146.25:7080

  • 189.126.111.200:7080

  • 110.232.117.186:8080

  • 167.99.115.35:8080

  • 146.59.226.45:443

  • 201.94.166.162:443

  • 103.43.46.182:443

  • 103.132.242.26:8080

  • 185.4.135.165:8080

  • 159.65.88.10:8080

  • 1.234.21.73:7080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • suricata: ET MALWARE W32/Emotet CnC Beacon 3

    suricata: ET MALWARE W32/Emotet CnC Beacon 3

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 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\e4-5375ff373df38f4dde8f1b1dbcb3b31b.dll
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4480
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\Fszfcrtjrkb\mjbfxricrlpwe.fhj"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:1776

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        mjbfxricrlpwe.fhj

        • Path C:\Windows\System32\Fszfcrtjrkb\mjbfxricrlpwe.fhj
        • Size 418KB
        • SHA256 a7382facbd03fb12d421629ce240b1e119f7ee6dfbdd16a96a9f86d3fce906cd
        • MD5 SHA1 SHA512 SSDEEP

        memory/4480-130-0x0000000180000000-0x000000018002B000-memory.dmp