d6465b9e1d491be666fa7d1bd9aa6ccc8ccc78cea24a1c5116ed9455a260bd86

General

Target

b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe
Size

434KB
MD5

b510b17d4bcff3dbeb03c706a02f6865
SHA1

18533d30c82b9c8aba441619e5536eea15875f78
SHA256

d6465b9e1d491be666fa7d1bd9aa6ccc8ccc78cea24a1c5116ed9455a260bd86
SHA512

0718d86e410a5567ec0098a089a912d42a35bca9bcdbe57e4588933cf4a962ce2ae853b441a7a5dea74788c669fd7ab84d6ae99c9584225e103435cffb9c2f12
SSDEEP

12288:4zAWT8f+Fl2utOdDpl9SYHADYOvVR2i+ZN:4zA5UjIJDWBdR14

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2116	hFeFiJn08504.exe

Executes dropped EXE 1 IoCs

pid	Process
2116	hFeFiJn08504.exe

Loads dropped DLL 2 IoCs

pid	Process
304	b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe
304	b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/304-2-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2116-16-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/304-20-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/304-21-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2116-23-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/2116-39-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/304-54-0x0000000000400000-0x00000000004B7000-memory.dmp	upx
behavioral1/memory/304-55-0x0000000000400000-0x00000000004B4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\hFeFiJn08504 = "C:\\ProgramData\\hFeFiJn08504\\hFeFiJn08504.exe"	hFeFiJn08504.exe

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	b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hFeFiJn08504.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Internet Explorer\Main	hFeFiJn08504.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	304	b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe
Token: SeDebugPrivilege	2116	hFeFiJn08504.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2116	hFeFiJn08504.exe
2116	hFeFiJn08504.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2116	hFeFiJn08504.exe
2116	hFeFiJn08504.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2116	hFeFiJn08504.exe
2116	hFeFiJn08504.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 304 wrote to memory of 2116	304	b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe	30
PID 304 wrote to memory of 2116	304	b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe	30
PID 304 wrote to memory of 2116	304	b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe	30
PID 304 wrote to memory of 2116	304	b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:304
- C:\ProgramData\hFeFiJn08504\hFeFiJn08504.exe
  "C:\ProgramData\hFeFiJn08504\hFeFiJn08504.exe" "C:\Users\Admin\AppData\Local\Temp\b510b17d4bcff3dbeb03c706a02f6865_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2116

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

2

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\hFeFiJn08504\hFeFiJn08504.exe

Filesize
434KB

MD5
e189bf2ce6c249ace698c6d548d090c3

SHA1
5ad34fc35c2a7640128f9d7d3c516d73f0ba420d

SHA256
a59287afc4347a4a194d112e0b4292dcd1c5dfc7b06ca17eb793441cdb5b267d

SHA512
104e3818fa5f3c063981718c16fddc25ea4977b1ccefb931448567d8a8cd5682354657e157dc7ae8890fbcfafe276c85247d0d4a5539769990c4f7bc6e855076

Download Submit
memory/304-0-0x00000000005F0000-0x00000000006F0000-memory.dmp

Filesize
1024KB

Download
memory/304-2-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/304-1-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/304-20-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/304-21-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/304-54-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/304-55-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2116-16-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2116-15-0x0000000000580000-0x0000000000680000-memory.dmp

Filesize
1024KB

Download
memory/2116-23-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/2116-39-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads