Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    17-06-2024 20:31

General

  • Target

    b9e7b6dbced5391a468ea1d240a43ab6_JaffaCakes118.exe

  • Size

    152KB

  • MD5

    b9e7b6dbced5391a468ea1d240a43ab6

  • SHA1

    77f7d63cbfc4b89f5a8fc691479ffd42d27da81a

  • SHA256

    322895dd7299208de7ddb358a373779ca44881aabbb517274652e7b861b86cf0

  • SHA512

    dba44e3586ae9d47b8d16581c271efc7a3b05c90d93337c8a85d941da28ea62c24ad2a1ea0954c47611b36e486183d44187f12fded6562fa25c1d751dc99a3bc

  • SSDEEP

    3072:/t0kQHEE+CXFaWooclgQ0S7kNNcaxVTOVi6WXJs+u:wENVWBBS7qcaxKizG

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

76.168.54.203:80

51.38.124.206:80

38.88.126.202:8080

54.37.42.48:8080

5.196.35.138:7080

177.129.17.170:443

87.106.46.107:8080

68.183.190.199:8080

185.183.16.47:80

186.103.141.250:443

64.201.88.132:80

70.32.84.74:8080

68.69.155.181:80

82.76.111.249:443

111.67.12.221:8080

60.93.23.51:80

104.131.41.185:8080

92.24.50.153:80

191.182.6.118:80

61.197.92.216:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet payload 3 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).

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9e7b6dbced5391a468ea1d240a43ab6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b9e7b6dbced5391a468ea1d240a43ab6_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Windows\SysWOW64\NlsData0003\cmutil.exe
      "C:\Windows\SysWOW64\NlsData0003\cmutil.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:2352

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\NlsData0003\cmutil.exe
    Filesize

    152KB

    MD5

    b9e7b6dbced5391a468ea1d240a43ab6

    SHA1

    77f7d63cbfc4b89f5a8fc691479ffd42d27da81a

    SHA256

    322895dd7299208de7ddb358a373779ca44881aabbb517274652e7b861b86cf0

    SHA512

    dba44e3586ae9d47b8d16581c271efc7a3b05c90d93337c8a85d941da28ea62c24ad2a1ea0954c47611b36e486183d44187f12fded6562fa25c1d751dc99a3bc

  • memory/2316-4-0x0000000000250000-0x0000000000260000-memory.dmp
    Filesize

    64KB

  • memory/2316-0-0x0000000000230000-0x0000000000242000-memory.dmp
    Filesize

    72KB

  • memory/2316-7-0x0000000000220000-0x000000000022F000-memory.dmp
    Filesize

    60KB

  • memory/2316-9-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB