7b80de33f9a7cf18003ba48577d6f36f1fbdca480d113bfe7b7c3f0ff43f4d9b

General

Target

ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe
Size

255KB
MD5

ea734563e4b9084ae2f4a682f4630b5f
SHA1

3b910c266509d73217eedd7ad12cc1aa73ddc603
SHA256

7b80de33f9a7cf18003ba48577d6f36f1fbdca480d113bfe7b7c3f0ff43f4d9b
SHA512

e42de35635028a7b23c96b9da045350f6a7884ff6b75005e6ed100d8afbeab38d2e2bef70ce8caec29132f52b0293430cb6c9037f8696be5e508473674d92c5b
SSDEEP

6144:LEpfkHTHxBxcz3G+GOv3pHS+rwfgfVnuTJT+:VHTHxBxczG+GOv3pHS+rp9uk

Score

10^/10

Modifies WinLogon for persistence 2 TTPs 1 IoCs

Winlogon Helper DLL

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,systemBackup.exe"	reg.exe

Disables RegEdit via registry modification 1 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1"	REG.exe

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

System Language Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Modifies Control Panel 3 IoCs

evasion

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Control Panel\International	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Control Panel\International\s1159 = "Poker AM"	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Control Panel\International\s2359 = "Poker AM"	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe

Modifies registry key 1 TTPs 2 IoCs

Modify Registry

pid	Process
2660	REG.exe
2732	REG.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2660	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2660	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2660	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2660	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	30
PID 2108 wrote to memory of 2732	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	31
PID 2108 wrote to memory of 2732	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	31
PID 2108 wrote to memory of 2732	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	31
PID 2108 wrote to memory of 2732	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	31
PID 2108 wrote to memory of 2760	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	33
PID 2108 wrote to memory of 2760	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	33
PID 2108 wrote to memory of 2760	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	33
PID 2108 wrote to memory of 2760	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	33
PID 2108 wrote to memory of 2772	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	34
PID 2108 wrote to memory of 2772	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	34
PID 2108 wrote to memory of 2772	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	34
PID 2108 wrote to memory of 2772	2108	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe	34

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoDriveTypeAutoRun = "1"	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\NoFolderOptions = "1"	ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea734563e4b9084ae2f4a682f4630b5f_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2108
- C:\Windows\SysWOW64\REG.exe
  REG.exe ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\system /v DisableTaskMgr /t REG_DWORD /d 1 /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry key
  PID:2660
- C:\Windows\SysWOW64\REG.exe
  REG.exe ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\system /v DisableRegistryTools /t REG_DWORD /d 1 /f
  2⤵
  - Disables RegEdit via registry modification
  - System Location Discovery: System Language Discovery
  - Modifies registry key
  PID:2732
- C:\Windows\SysWOW64\reg.exe
  reg.exe add "HKCU\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v shell /t REG_SZ /d explorer.exe,systemBackup.exe /f
  2⤵
  - Modifies WinLogon for persistence
  - System Location Discovery: System Language Discovery
  PID:2760
- C:\Windows\SysWOW64\reg.exe
  reg.exe add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon" /v shell /t REG_SZ /d explorer.exe,systemBackup.exe /f
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2772