d3941a5993a2337c4c2ca8237856da3202e7829cf0e4c572ed3219f4530b73f4

General

Target

424a95add5dcc4ed796c1863d9d6768a_JaffaCakes118.exe
Size

122KB
MD5

424a95add5dcc4ed796c1863d9d6768a
SHA1

825e786691ad7a1f851404d24bbef82aebab8eb1
SHA256

d3941a5993a2337c4c2ca8237856da3202e7829cf0e4c572ed3219f4530b73f4
SHA512

1e6be45a04f1ecb67f135ef4ad87e0c2db9bbe32ed9dae602c5187ca83033c634ad5dfbcaa200deb69058c92aa580dd499b660a4f92435c4d019071dcc7f9f82
SSDEEP

768:7rutwP8Fn0Fi4wy6kTzneggHCi7LzmjMvOlc/X91AjFORB4pWzp1y/N/k2444mra:3J09PyvneggR7PmjMvOlclg8FvZ7

Score

7^/10

discovery

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	424a95add5dcc4ed796c1863d9d6768a_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4468	Crypted.exe
4980	fakeError.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 1 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	424a95add5dcc4ed796c1863d9d6768a_JaffaCakes118.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeBackupPrivilege	4416	dw20.exe
Token: SeBackupPrivilege	4416	dw20.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 4468	3048	424a95add5dcc4ed796c1863d9d6768a_JaffaCakes118.exe	84
PID 3048 wrote to memory of 4468	3048	424a95add5dcc4ed796c1863d9d6768a_JaffaCakes118.exe	84
PID 3048 wrote to memory of 4980	3048	424a95add5dcc4ed796c1863d9d6768a_JaffaCakes118.exe	85
PID 3048 wrote to memory of 4980	3048	424a95add5dcc4ed796c1863d9d6768a_JaffaCakes118.exe	85
PID 4468 wrote to memory of 4416	4468	Crypted.exe	88
PID 4468 wrote to memory of 4416	4468	Crypted.exe	88

C:\Users\Admin\AppData\Local\Temp\424a95add5dcc4ed796c1863d9d6768a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\424a95add5dcc4ed796c1863d9d6768a_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\Crypted.exe
  "C:\Users\Admin\AppData\Local\Temp\Crypted.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4468
- - C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
    dw20.exe -x -s 1044
    3⤵
    - Checks processor information in registry
    - Enumerates system info in registry
    - Suspicious use of AdjustPrivilegeToken
    PID:4416
- C:\Users\Admin\AppData\Local\Temp\fakeError.exe
  "C:\Users\Admin\AppData\Local\Temp\fakeError.exe"
  2⤵
  - Executes dropped EXE
  PID:4980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

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\AppData\Local\Temp\Crypted.exe

Filesize
25KB

MD5
d7d0b279abe432f9af32a36608b1215c

SHA1
8708dcfc71915f5045f0e7448b17121013496aec

SHA256
5de7c928a10c40fd094af127187f3fb6831d2b3caf1c9e848503c3fbbfdf3754

SHA512
4c789467e310afa68a5655eedcbefff9faae882d42831ff68e98fd07994b011b198b2705026c39619a09bfad678caf58604d737f7cfd33123736cfc433c2b1f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\fakeError.exe

Filesize
81KB

MD5
f91b1444ca6a102814e495a4793059e3

SHA1
f7d6f7fcd48b9524596e18656474e9b9cdda0e42

SHA256
9dc1429c6784ba434c71a8dba574cc5c86565c6353e1501c8160d02e191813ff

SHA512
d28ce6cc4964aa16f0940f8a8a6f088cfd0c5b597b08c413bc3a28dfeaf2989a42e15b83a9cbbe38ad22890b579ca9e0393becda12c7c4a746e0d98c18f12751

Download Submit
memory/4468-32-0x00007FFDBE3E0000-0x00007FFDBED81000-memory.dmp

Filesize
9.6MB

Download
memory/4468-44-0x00007FFDBE3E0000-0x00007FFDBED81000-memory.dmp

Filesize
9.6MB

Download
memory/4468-23-0x00007FFDBE3E0000-0x00007FFDBED81000-memory.dmp

Filesize
9.6MB

Download
memory/4468-36-0x00007FFDBE3E0000-0x00007FFDBED81000-memory.dmp

Filesize
9.6MB

Download
memory/4468-25-0x00007FFDBE3E0000-0x00007FFDBED81000-memory.dmp

Filesize
9.6MB

Download
memory/4468-27-0x000000001BB20000-0x000000001BBC6000-memory.dmp

Filesize
664KB

Download
memory/4980-26-0x000000001C630000-0x000000001C6CC000-memory.dmp

Filesize
624KB

Download
memory/4980-31-0x0000000001640000-0x0000000001648000-memory.dmp

Filesize
32KB

Download
memory/4980-28-0x00007FFDBE3E0000-0x00007FFDBED81000-memory.dmp

Filesize
9.6MB

Download
memory/4980-33-0x00007FFDBE3E0000-0x00007FFDBED81000-memory.dmp

Filesize
9.6MB

Download
memory/4980-35-0x00007FFDBE3E0000-0x00007FFDBED81000-memory.dmp

Filesize
9.6MB

Download
memory/4980-24-0x000000001C0C0000-0x000000001C58E000-memory.dmp

Filesize
4.8MB

Download
memory/4980-22-0x00007FFDBE695000-0x00007FFDBE696000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads