8120dd1b4dfddb675b877064cf3028c265ca1e149cba3d0b68e3503acbb9439e

General

Target

8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe
Size

112KB
MD5

8ba89e87b96cc5d988dc39d37c99d10e
SHA1

8b8fdcd8b4e85b7321bad1d666898d70adf59956
SHA256

8120dd1b4dfddb675b877064cf3028c265ca1e149cba3d0b68e3503acbb9439e
SHA512

3d40c5e6dd734ef3774afeb59645d9a5a2b58e40ee9842d26a786931afc99882ae2877640f3bcb40ccd121632556494c1b8c7ba652e3bb60526d56f52fb2922d
SSDEEP

768:ZWk7RUd7NgnWPkPhFYBuRMbpMQh/ofsYvLW9aykOCsc:ZWIRUdiWPkJFYBuRupMAQfPkc

Score

7^/10

discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1656	winlogon.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NVIDIA Media Center Library = "C:\\Users\\Admin\\Admin1\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NVIDIA Media Center Library = "C:\\Users\\Admin\\Admin1\\winlogon.exe"	winlogon.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\L:	winlogon.exe
File opened (read-only)	\??\N:	winlogon.exe
File opened (read-only)	\??\X:	winlogon.exe
File opened (read-only)	\??\G:	winlogon.exe
File opened (read-only)	\??\J:	winlogon.exe
File opened (read-only)	\??\K:	winlogon.exe
File opened (read-only)	\??\P:	winlogon.exe
File opened (read-only)	\??\R:	winlogon.exe
File opened (read-only)	\??\U:	winlogon.exe
File opened (read-only)	\??\T:	winlogon.exe
File opened (read-only)	\??\V:	winlogon.exe
File opened (read-only)	\??\A:	winlogon.exe
File opened (read-only)	\??\H:	winlogon.exe
File opened (read-only)	\??\M:	winlogon.exe
File opened (read-only)	\??\O:	winlogon.exe
File opened (read-only)	\??\Q:	winlogon.exe
File opened (read-only)	\??\S:	winlogon.exe
File opened (read-only)	\??\W:	winlogon.exe
File opened (read-only)	\??\Y:	winlogon.exe
File opened (read-only)	\??\B:	winlogon.exe
File opened (read-only)	\??\E:	winlogon.exe
File opened (read-only)	\??\I:	winlogon.exe
File opened (read-only)	\??\Z:	winlogon.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	winlogon.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3604	8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe
3604	8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe
1656	winlogon.exe
1656	winlogon.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 1656	3604	8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe	87
PID 3604 wrote to memory of 1656	3604	8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe	87
PID 3604 wrote to memory of 1656	3604	8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8ba89e87b96cc5d988dc39d37c99d10e_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3604
- C:\Users\Admin\Admin1\winlogon.exe
  "C:\Users\Admin\Admin1\winlogon.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Enumerates connected drives
  - Maps connected drives based on registry
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

4

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\Admin1\winlogon.exe

Filesize
112KB

MD5
8ba89e87b96cc5d988dc39d37c99d10e

SHA1
8b8fdcd8b4e85b7321bad1d666898d70adf59956

SHA256
8120dd1b4dfddb675b877064cf3028c265ca1e149cba3d0b68e3503acbb9439e

SHA512
3d40c5e6dd734ef3774afeb59645d9a5a2b58e40ee9842d26a786931afc99882ae2877640f3bcb40ccd121632556494c1b8c7ba652e3bb60526d56f52fb2922d

Download Submit
memory/3604-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3604-15-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads