Resubmissions

25/02/2025, 09:21

250225-lbjqwsskx4 10

11/11/2024, 17:35

241111-v5y74ssfrb 10

Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/02/2025, 09:21

General

  • Target

    a5e2d160e9475d528afef72de307fc49be97e89a2836402cdabf28f472509763.exe

  • Size

    372KB

  • MD5

    e374cf9f9bc51d251feb7ac237976de6

  • SHA1

    1bfb1e0f277e1baa360a8d1ec2a1b8b68585e23a

  • SHA256

    a5e2d160e9475d528afef72de307fc49be97e89a2836402cdabf28f472509763

  • SHA512

    b1c3c7c29aa67b1a75a5f43ffa2c1372038a43e226fbd980171580a3bb7094ceedd8ff0cf98bf3073914381d6375abc9788bf3689e8c7cb6ecf5653e1a71b399

  • SSDEEP

    6144:5w6KjnnTFBAiDj+0fTkSGiurL1+scETSUR62KtjF:EtBRDj+0rkThWKbQF

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

201.171.150.41:443

94.76.247.61:8080

213.176.36.147:8080

190.181.235.46:80

181.36.42.205:443

83.169.21.32:7080

24.148.98.177:80

188.2.217.94:80

82.196.15.205:8080

145.236.8.174:80

73.116.193.136:80

178.79.163.131:8080

189.2.177.210:443

202.62.39.111:80

177.74.228.34:80

94.176.234.118:443

181.129.96.162:8080

186.103.141.250:443

191.99.160.58:80

111.67.12.221:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet family
  • Emotet payload 4 IoCs

    Detects Emotet payload in memory.

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a5e2d160e9475d528afef72de307fc49be97e89a2836402cdabf28f472509763.exe
    "C:\Users\Admin\AppData\Local\Temp\a5e2d160e9475d528afef72de307fc49be97e89a2836402cdabf28f472509763.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Windows\SysWOW64\catsrv\sppwmi.exe
      "C:\Windows\SysWOW64\catsrv\sppwmi.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:5112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\catsrv\sppwmi.exe

    Filesize

    372KB

    MD5

    e374cf9f9bc51d251feb7ac237976de6

    SHA1

    1bfb1e0f277e1baa360a8d1ec2a1b8b68585e23a

    SHA256

    a5e2d160e9475d528afef72de307fc49be97e89a2836402cdabf28f472509763

    SHA512

    b1c3c7c29aa67b1a75a5f43ffa2c1372038a43e226fbd980171580a3bb7094ceedd8ff0cf98bf3073914381d6375abc9788bf3689e8c7cb6ecf5653e1a71b399

  • memory/2152-4-0x00000000022C0000-0x00000000022C9000-memory.dmp

    Filesize

    36KB

  • memory/2152-0-0x00000000022D0000-0x00000000022DC000-memory.dmp

    Filesize

    48KB

  • memory/2152-6-0x0000000000400000-0x0000000000461000-memory.dmp

    Filesize

    388KB

  • memory/5112-7-0x0000000002080000-0x000000000208C000-memory.dmp

    Filesize

    48KB

  • memory/5112-11-0x0000000002080000-0x000000000208C000-memory.dmp

    Filesize

    48KB