1a405040d264aba781900ab741929394fd86bc8b391b0804f4ba54f837c830a0

Analysis

max time kernel
96s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 07:12

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General

Target

001cf64421d49abec8c49195583a6dd2_JaffaCakes118.exe
Size

196KB
MD5

001cf64421d49abec8c49195583a6dd2
SHA1

0c676944c6d91e12a3b1168a16c18feed18691ac
SHA256

1a405040d264aba781900ab741929394fd86bc8b391b0804f4ba54f837c830a0
SHA512

d64d06dc640d7954fafd20d511f2323933cf5565c84861fe5184a8b8dc9bc1808ac7f497c128900eb5606e177c7641384c6a792cf1b065a6e141d6566f21abb4
SSDEEP

3072:EKWZ5EZl5msMeulIozHhzullu1wJ3ebJUUb3kmwJZBSV7sq7YTK+wTriOP:d3lmselIorRullu1wJy97kdDSWH/gr

Score

7^/10

discovery upx

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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	001cf64421d49abec8c49195583a6dd2_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4452-0-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/4452-4-0x0000000000400000-0x000000000047B000-memory.dmp	upx

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	001cf64421d49abec8c49195583a6dd2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NOTEPAD.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\Local Settings	001cf64421d49abec8c49195583a6dd2_JaffaCakes118.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3724	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4452 wrote to memory of 3724	4452	001cf64421d49abec8c49195583a6dd2_JaffaCakes118.exe	87
PID 4452 wrote to memory of 3724	4452	001cf64421d49abec8c49195583a6dd2_JaffaCakes118.exe	87
PID 4452 wrote to memory of 3724	4452	001cf64421d49abec8c49195583a6dd2_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\001cf64421d49abec8c49195583a6dd2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\001cf64421d49abec8c49195583a6dd2_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4452
- C:\Windows\SysWOW64\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\AutoHotkey.ini
  2⤵
  - System Location Discovery: System Language Discovery
  - Opens file in notepad (likely ransom note)
  PID:3724

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\AutoHotkey.ini

Filesize
1KB

MD5
0f8921071f6c80bf9dca06af2587d791

SHA1
7e9abd4657b098526b79729e05ae40785df64bd9

SHA256
11f7a700997f476eae6584f41a8317258a71c39bcb49c0f09166be68be8df88a

SHA512
7f9c37edc42894efef27a1081426611825f65c22c90be271cd2a7a0e669e4c097a4d2c555de55ce9df2881e4ffbf812d67b5930f058ae339eadd522899af8892

Download Submit
memory/4452-0-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/4452-4-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download