47256456d9897ef71eb4a944fbde08aa388aabb85645b5b79ba6dc0c9a106124

Analysis

max time kernel
130s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/08/2024, 04:03

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General

Target

ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe
Size

880KB
MD5

ba480da41b6ec6f00fc0d7caf9f11cb3
SHA1

f924f6baa35057ea88154faed0213c154eadcfa0
SHA256

47256456d9897ef71eb4a944fbde08aa388aabb85645b5b79ba6dc0c9a106124
SHA512

adfa3b2c264d1bcfa82e2d94187a073905cfe55aa08690a1d9e79d9a6a8bc7fe523e49d8bcbd43beec5ab62e26c558e57e7ff72e46d1aa5973fd77d5a39a0b9f
SSDEEP

24576:9+6LCb7OdjFbdRGe9PiuImyEaNCXhgtNz5WhCdSjD4kbQsbq7480/uSUsQ6F:9pnCe9qIeNCqfb4j1bT

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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
8	crypted.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	crypted.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000_Classes\Local Settings	ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
1512	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 8	1760	ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe	84
PID 1760 wrote to memory of 8	1760	ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe	84
PID 1760 wrote to memory of 8	1760	ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe	84
PID 1760 wrote to memory of 1512	1760	ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe	86
PID 1760 wrote to memory of 1512	1760	ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe	86
PID 8 wrote to memory of 464	8	crypted.exe	87
PID 8 wrote to memory of 464	8	crypted.exe	87
PID 8 wrote to memory of 464	8	crypted.exe	87

C:\Users\Admin\AppData\Local\Temp\ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ba480da41b6ec6f00fc0d7caf9f11cb3_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1760
- C:\Users\Admin\AppData\Local\Temp\crypted.exe
  "C:\Users\Admin\AppData\Local\Temp\crypted.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:8
- - C:\Users\Admin\AppData\Local\Temp\crypted.exe
    "C:\Users\Admin\AppData\Local\Temp\crypted.exe"
    3⤵
    PID:464
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Instructions.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:1512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Instructions.txt

Filesize
360B

MD5
036d4adeb724a007fb00011734b5a3e2

SHA1
1d0f70d7b442bee1741702394dcc917cb13c9064

SHA256
e1a0dcf6046381884d91d8e70b48b76548520f2f3fb87391d14b6af0d9609036

SHA512
5d02f692e8ff7927498ef750091da86ae2b85b4f73f7ee29721207b1fb4055c0b47f38333dc0e2eaf7b0bca6a50f0291d68826637d4b7d467965c19866979d2f

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

Filesize
645KB

MD5
d2612794fd2d21874ffb92b2bfef2407

SHA1
a74255beeb2a61ef598dd10fd50f8e1ba25a574b

SHA256
6eb607fa53c977d8fbd3ad8578f574dad83bebd5daf865a04df0a8afb9daee33

SHA512
e0c594217064ac12cc6e780aa4e0b171103d974fbb59113ad9f7763601e24c7f8a91a607dc43179b5e28bab27bf47ee7c16598b1f9569620fc6ef0f83f7accfd

Download Submit
memory/8-20-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1760-0-0x00007FFCC7DB5000-0x00007FFCC7DB6000-memory.dmp

Filesize
4KB

Download
memory/1760-2-0x000000001B610000-0x000000001B6B6000-memory.dmp

Filesize
664KB

Download
memory/1760-1-0x00007FFCC7B00000-0x00007FFCC84A1000-memory.dmp

Filesize
9.6MB

Download
memory/1760-4-0x00007FFCC7B00000-0x00007FFCC84A1000-memory.dmp

Filesize
9.6MB

Download
memory/1760-18-0x00007FFCC7B00000-0x00007FFCC84A1000-memory.dmp

Filesize
9.6MB

Download