Analysis

  • max time kernel
    138s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    17-06-2024 13:24

General

  • Target

    b8d78a5940e0a07f61065451ccdc9918_JaffaCakes118.exe

  • Size

    745KB

  • MD5

    b8d78a5940e0a07f61065451ccdc9918

  • SHA1

    1e1502bd9053fa7c12e338962b384a1fa4a186e3

  • SHA256

    77393439145b496c866f5b49cf324a73c15e8b7673b41911f46badc4b3ef302a

  • SHA512

    3f8ffd6acf5101cf70fecf4360f3fde2f81f0dc731efdb01c8d4f14260f1070bc412d17971919ecd9cdfc8fc7f42427ccc5973a551b5d014c7e08d77dbd82316

  • SSDEEP

    12288:y1iuahDbW+ePQKTguan8z/SbGvfqepaLPvzp8AxNyYVcdYn2n1lO0n3lA:y1iuUXAQK8ulSbGvUntbyYVcdYAr

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

63.248.198.8:80

189.19.81.181:443

130.204.247.253:80

96.126.121.64:443

104.236.137.72:8080

85.234.143.94:8080

51.255.165.160:8080

118.36.70.245:80

190.210.184.138:995

188.135.15.49:80

139.162.118.88:8080

72.29.55.174:80

68.183.170.114:8080

181.231.62.54:80

192.241.146.84:8080

71.76.45.83:443

63.246.252.234:80

37.211.49.127:80

74.59.187.94:80

5.88.27.67:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

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

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

  • Modifies data under HKEY_USERS 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8d78a5940e0a07f61065451ccdc9918_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b8d78a5940e0a07f61065451ccdc9918_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2288
    • C:\Users\Admin\AppData\Local\Temp\b8d78a5940e0a07f61065451ccdc9918_JaffaCakes118.exe
      --756fc1e9
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of SetWindowsHookEx
      PID:2920
  • C:\Windows\SysWOW64\tcgspecial.exe
    "C:\Windows\SysWOW64\tcgspecial.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Windows\SysWOW64\tcgspecial.exe
      --f054b5d3
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2724

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

  • memory/2140-11-0x00000000003A0000-0x00000000003B7000-memory.dmp
    Filesize

    92KB

  • memory/2288-5-0x0000000000350000-0x0000000000361000-memory.dmp
    Filesize

    68KB

  • memory/2288-0-0x0000000000380000-0x0000000000397000-memory.dmp
    Filesize

    92KB

  • memory/2724-17-0x00000000003E0000-0x00000000003F7000-memory.dmp
    Filesize

    92KB

  • memory/2920-6-0x0000000000260000-0x0000000000277000-memory.dmp
    Filesize

    92KB

  • memory/2920-16-0x0000000000400000-0x00000000004C1000-memory.dmp
    Filesize

    772KB