dcd66bff7fbe73decd15ddc701f92d97a8e8d7ae3f35364cdbd952cdec8051c2

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2024, 22:23

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General

Target

2024-09-20_9b6d00672a57f4232f49bc24574dd720_cryptolocker.exe
Size

52KB
MD5

9b6d00672a57f4232f49bc24574dd720
SHA1

0a326d335fbf202399833000c74af76b6a1c6dce
SHA256

dcd66bff7fbe73decd15ddc701f92d97a8e8d7ae3f35364cdbd952cdec8051c2
SHA512

ee8774dbf8d680ec8f4e71525e52213b6c96515b7f205996c51b1cbbd1c08ee7f867862e8aaff0246fe49e05e17fbad784e4ead5f7602842d34b66c16afb4e6b
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBccD2RuoNmuBLx:X6a+SOtEvwDpjBrO/

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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	2024-09-20_9b6d00672a57f4232f49bc24574dd720_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3384	asih.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	2024-09-20_9b6d00672a57f4232f49bc24574dd720_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1172 wrote to memory of 3384	1172	2024-09-20_9b6d00672a57f4232f49bc24574dd720_cryptolocker.exe	84
PID 1172 wrote to memory of 3384	1172	2024-09-20_9b6d00672a57f4232f49bc24574dd720_cryptolocker.exe	84
PID 1172 wrote to memory of 3384	1172	2024-09-20_9b6d00672a57f4232f49bc24574dd720_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-09-20_9b6d00672a57f4232f49bc24574dd720_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-20_9b6d00672a57f4232f49bc24574dd720_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1172
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3384

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
52KB

MD5
592e0b47bbd1de4f2545044a77b41692

SHA1
fdb525790ccf204994c7522c621bf5a50a48d94d

SHA256
95a62b0c509c9a0e9d4ac8f3d22ae61e6e2253518bd0280c7efd32a0f07014fe

SHA512
efb3b739c1f4ae32c06589dd430940e6dfce3db17e59fa190d9f66f65d3ba2b3b250948475867689d7cc21d224e241f763ee6f59d0bd6ce953d2bacac11f7075

Download Submit
memory/1172-1-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/1172-2-0x0000000002240000-0x0000000002246000-memory.dmp

Filesize
24KB

Download
memory/1172-0-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/3384-18-0x00000000007D0000-0x00000000007D6000-memory.dmp

Filesize
24KB

Download
memory/3384-17-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download