22352eba57b1ea96beeeb296a8de4cfb5ac244fbc8536bc0642df6ebcc81c156

Analysis

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

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 04:03

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General

Target

2024-09-06_892ea659b34690950b5dd0ee031d0fe3_cryptolocker.exe
Size

35KB
MD5

892ea659b34690950b5dd0ee031d0fe3
SHA1

e0146330da384139b46b6b57623ad16e59ba78fb
SHA256

22352eba57b1ea96beeeb296a8de4cfb5ac244fbc8536bc0642df6ebcc81c156
SHA512

e6abc9c90841e44be980de54425947c708a68ffea6f76f03274fbb6cb1d1bc7cd031f443d32953a731a5cbf96b69abecfc12b9c454aaf0c0fea7555b352c7ef1
SSDEEP

384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXuadQq:bG74zYcgT/Ekd0ryfjHq

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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	2024-09-06_892ea659b34690950b5dd0ee031d0fe3_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4164	hasfj.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	2024-09-06_892ea659b34690950b5dd0ee031d0fe3_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hasfj.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 4164	1968	2024-09-06_892ea659b34690950b5dd0ee031d0fe3_cryptolocker.exe	85
PID 1968 wrote to memory of 4164	1968	2024-09-06_892ea659b34690950b5dd0ee031d0fe3_cryptolocker.exe	85
PID 1968 wrote to memory of 4164	1968	2024-09-06_892ea659b34690950b5dd0ee031d0fe3_cryptolocker.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-09-06_892ea659b34690950b5dd0ee031d0fe3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-06_892ea659b34690950b5dd0ee031d0fe3_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4164

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\hasfj.exe

Filesize
35KB

MD5
ad1cf07e58b2b0009f3ce8bc79fa526a

SHA1
ede5f841016dc1f3fa41fe2f25bebf80fcde5290

SHA256
fe752a0415de4448c79dd841a7a8009c06bcbda5d61d1da801f5363bf575b497

SHA512
7db64b5ecb1f7e853ab4d79a3c788f394682cb09e992b55047fa52c5635e7f568ae9e66680eb39aac5316e59521406e3b4178a5fa409755c6ce1642eec4f170f

Download Submit
memory/1968-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/1968-1-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1968-2-0x0000000002260000-0x0000000002266000-memory.dmp

Filesize
24KB

Download
memory/1968-3-0x0000000003150000-0x0000000003156000-memory.dmp

Filesize
24KB

Download
memory/1968-17-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/4164-19-0x0000000002140000-0x0000000002146000-memory.dmp

Filesize
24KB

Download
memory/4164-25-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/4164-26-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download