Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-05-2024 10:10

General

  • Target

    1044a6626463af1d8af09fac671edbe0_JaffaCakes118.exe

  • Size

    308KB

  • MD5

    1044a6626463af1d8af09fac671edbe0

  • SHA1

    bd3507ead8e4467a888df792284c7b5dc6995771

  • SHA256

    fc9c6c02d63ade7e7d385ac7d5aad02b1b3a023e1ad84af1cf1eaae563b00054

  • SHA512

    fba8d60e66535ce736c1e58888236690af532a2f8e14ec3184855a470d3b2d66b5648950e22cefd8440784f2a7fc62ce9944ff14d141e1d3529caea48b27dbc1

  • SSDEEP

    6144:lqfI2dK4las/gMXzGnZq/Tnbh7/qyPowsaWWiA:lqfIJ4lxgMXyUYsHoWX

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

65.36.62.20:80

209.126.6.222:8080

5.153.250.14:8080

204.225.249.100:7080

77.90.136.129:8080

185.94.252.27:443

85.105.140.135:443

83.169.21.32:7080

190.190.148.27:8080

185.94.252.12:80

116.125.120.88:443

190.115.18.139:8080

61.92.159.208:8080

24.148.98.177:80

212.93.117.170:80

91.219.169.180:80

73.116.193.136:80

87.106.46.107:8080

187.162.248.237:80

70.32.115.157:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • 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).

  • Suspicious behavior: EnumeratesProcesses 14 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\1044a6626463af1d8af09fac671edbe0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1044a6626463af1d8af09fac671edbe0_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3624
    • C:\Windows\SysWOW64\rdpcore\mfc100cht.exe
      "C:\Windows\SysWOW64\rdpcore\mfc100cht.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2932

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\rdpcore\mfc100cht.exe

    Filesize

    308KB

    MD5

    1044a6626463af1d8af09fac671edbe0

    SHA1

    bd3507ead8e4467a888df792284c7b5dc6995771

    SHA256

    fc9c6c02d63ade7e7d385ac7d5aad02b1b3a023e1ad84af1cf1eaae563b00054

    SHA512

    fba8d60e66535ce736c1e58888236690af532a2f8e14ec3184855a470d3b2d66b5648950e22cefd8440784f2a7fc62ce9944ff14d141e1d3529caea48b27dbc1

  • memory/2932-7-0x0000000000620000-0x000000000062C000-memory.dmp

    Filesize

    48KB

  • memory/2932-11-0x0000000000620000-0x000000000062C000-memory.dmp

    Filesize

    48KB

  • memory/3624-0-0x0000000000540000-0x000000000054C000-memory.dmp

    Filesize

    48KB

  • memory/3624-4-0x0000000000530000-0x0000000000539000-memory.dmp

    Filesize

    36KB

  • memory/3624-6-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB