Analysis

  • max time kernel
    140s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-09-2024 19:26

General

  • Target

    d2ab83093700b97352f1ef97d55c474a_JaffaCakes118.exe

  • Size

    188KB

  • MD5

    d2ab83093700b97352f1ef97d55c474a

  • SHA1

    4e5c20b3c66de072ba246b249a821764b189f98a

  • SHA256

    abeff53b7c90df0981e22621093501a62b757aa7d9eba883364fd364ad22b19b

  • SHA512

    961e0a1489d81970340d416d64a30e0684590b897318edeb6c028604a230f4dd7eb7ba975050b10de8c8365a2be9585d57fc1b094212c55b27af71ab22fe5974

  • SSDEEP

    3072:8MoshaaeLI1bFDQ+zdISZCmrcwaQoCU/DCWtUOIgarjhxDrW5RSJxQEJE:XoyQyb1RRISZLZHyrCGUOI1v7CYb

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

74.219.172.26:80

134.209.36.254:8080

104.156.59.7:8080

120.138.30.150:8080

194.187.133.160:443

104.236.246.93:8080

74.208.45.104:8080

78.187.156.31:80

187.161.206.24:80

94.23.216.33:80

172.91.208.86:80

91.211.88.52:7080

50.91.114.38:80

200.123.150.89:443

121.124.124.40:7080

62.75.141.82:80

5.196.74.210:8080

24.137.76.62:80

85.105.205.77:8080

139.130.242.43:80

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).

  • 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.

  • Modifies registry class 14 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d2ab83093700b97352f1ef97d55c474a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d2ab83093700b97352f1ef97d55c474a_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1628
    • C:\Windows\SysWOW64\instnm\ctfmon.exe
      "C:\Windows\SysWOW64\instnm\ctfmon.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\instnm\ctfmon.exe

    Filesize

    188KB

    MD5

    d2ab83093700b97352f1ef97d55c474a

    SHA1

    4e5c20b3c66de072ba246b249a821764b189f98a

    SHA256

    abeff53b7c90df0981e22621093501a62b757aa7d9eba883364fd364ad22b19b

    SHA512

    961e0a1489d81970340d416d64a30e0684590b897318edeb6c028604a230f4dd7eb7ba975050b10de8c8365a2be9585d57fc1b094212c55b27af71ab22fe5974

  • memory/1628-0-0x00000000003F0000-0x00000000003FF000-memory.dmp

    Filesize

    60KB

  • memory/1628-1-0x00000000004B0000-0x00000000004C2000-memory.dmp

    Filesize

    72KB

  • memory/1628-5-0x00000000004D0000-0x00000000004E0000-memory.dmp

    Filesize

    64KB

  • memory/1628-9-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB