Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10-20220414-en
  • submitted
    01-07-2022 23:01

General

  • Target

    5342a3f4d917ab792a6731c76fc7472244750b9d6819d5750d8c35cd0611891f.dll

  • Size

    733KB

  • MD5

    6b50a1de367de5df566154f1109f50f7

  • SHA1

    0814688540a365c1b285c1c26c6195871d83281f

  • SHA256

    5342a3f4d917ab792a6731c76fc7472244750b9d6819d5750d8c35cd0611891f

  • SHA512

    62d2be4b4e128262880f16165e592773f0677642e679e6ead0971dde276031deaadd59b1aa4e17da2fb54e954fbc8a907ec449ba12daa5c4f4a3613c2d30e97c

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.

  • suricata: ET MALWARE W32/Emotet CnC Beacon 3

    suricata: ET MALWARE W32/Emotet CnC Beacon 3

  • 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\5342a3f4d917ab792a6731c76fc7472244750b9d6819d5750d8c35cd0611891f.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2700
    • C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\YqCkdbmuY\PEXPRq.dll"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:3764

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2700-118-0x0000000001F50000-0x0000000001FD6000-memory.dmp
    Filesize

    536KB

  • memory/3764-124-0x0000000000000000-mapping.dmp