Analysis

  • max time kernel
    288s
  • max time network
    305s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-06-2022 13:51

General

  • Target

    6c2e494f16262d6e4b2eaa552971b562a2bb87ac71a73a8be8638aefb47f1a47.exe

  • Size

    244KB

  • MD5

    ec6363acaf183e7c3bcdc5b009ac277c

  • SHA1

    94bf19b87591a990a40ea61e3235314a02f105e2

  • SHA256

    6c2e494f16262d6e4b2eaa552971b562a2bb87ac71a73a8be8638aefb47f1a47

  • SHA512

    be05c7ef26a3216cd01cbadb1086962caae4075a0ce322c248c56ad3d97c9cb85d19173e52db754152eac8678317ea637fe18d10cc89133f7eadc885fb92d402

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

174.118.202.24:443

161.0.153.60:80

64.207.182.168:8080

51.89.36.180:443

51.89.199.141:8080

109.116.245.80:80

50.91.114.38:80

188.219.31.12:80

109.74.5.95:8080

201.171.244.130:80

190.162.215.233:80

74.40.205.197:443

118.83.154.64:443

134.209.144.106:443

104.131.11.150:443

200.116.145.225:443

96.245.227.43:80

24.137.76.62:80

172.86.188.251:8080

139.59.60.244:8080

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
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 8 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\6c2e494f16262d6e4b2eaa552971b562a2bb87ac71a73a8be8638aefb47f1a47.exe
    "C:\Users\Admin\AppData\Local\Temp\6c2e494f16262d6e4b2eaa552971b562a2bb87ac71a73a8be8638aefb47f1a47.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Windows\SysWOW64\KBDINPUN\rdrleakdiag.exe
      "C:\Windows\SysWOW64\KBDINPUN\rdrleakdiag.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1508

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\KBDINPUN\rdrleakdiag.exe

    Filesize

    244KB

    MD5

    ec6363acaf183e7c3bcdc5b009ac277c

    SHA1

    94bf19b87591a990a40ea61e3235314a02f105e2

    SHA256

    6c2e494f16262d6e4b2eaa552971b562a2bb87ac71a73a8be8638aefb47f1a47

    SHA512

    be05c7ef26a3216cd01cbadb1086962caae4075a0ce322c248c56ad3d97c9cb85d19173e52db754152eac8678317ea637fe18d10cc89133f7eadc885fb92d402

  • memory/1508-63-0x0000000000000000-mapping.dmp

  • memory/1508-65-0x00000000002D0000-0x00000000002E2000-memory.dmp

    Filesize

    72KB

  • memory/1508-69-0x00000000002F0000-0x0000000000300000-memory.dmp

    Filesize

    64KB

  • memory/1928-54-0x0000000000240000-0x0000000000252000-memory.dmp

    Filesize

    72KB

  • memory/1928-58-0x00000000002E0000-0x00000000002F0000-memory.dmp

    Filesize

    64KB

  • memory/1928-61-0x0000000074E91000-0x0000000074E93000-memory.dmp

    Filesize

    8KB

  • memory/1928-62-0x0000000000230000-0x000000000023F000-memory.dmp

    Filesize

    60KB