40ff3a2b586fb93fda08b28e9f72bed94742bf9520d9eda96e597d248c0a73bc

Analysis

max time kernel
125s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 03:34

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General

Target

2024-10-01_2d32566b9e7c2bee25bbbd8336d462b6_cryptolocker.exe
Size

74KB
MD5

2d32566b9e7c2bee25bbbd8336d462b6
SHA1

788023d92a82f49c90e3c3cdbe1aabe557a91704
SHA256

40ff3a2b586fb93fda08b28e9f72bed94742bf9520d9eda96e597d248c0a73bc
SHA512

293d9521b7268c205b60e164c59379c4a61071791ad73c767c38c26d98931102faa1de221cc92159dc341a559ce11270363e43e7f51e25b9afa7396809a014bd
SSDEEP

768:9UQz7yVEhs9+4T/1bytOOtEvwDpjLXOQ69zbjlAAX5e9zG:9Uj+AIMOtEvwDpjLizbR9XwzG

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	2024-10-01_2d32566b9e7c2bee25bbbd8336d462b6_cryptolocker.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	misid.exe

Executes dropped EXE 1 IoCs

pid	Process
744	misid.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	2024-10-01_2d32566b9e7c2bee25bbbd8336d462b6_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	misid.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 744	5060	2024-10-01_2d32566b9e7c2bee25bbbd8336d462b6_cryptolocker.exe	89
PID 5060 wrote to memory of 744	5060	2024-10-01_2d32566b9e7c2bee25bbbd8336d462b6_cryptolocker.exe	89
PID 5060 wrote to memory of 744	5060	2024-10-01_2d32566b9e7c2bee25bbbd8336d462b6_cryptolocker.exe	89

C:\Users\Admin\AppData\Local\Temp\2024-10-01_2d32566b9e7c2bee25bbbd8336d462b6_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-01_2d32566b9e7c2bee25bbbd8336d462b6_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5060
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:744

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4464,i,1330210614411927383,9239043499051775691,262144 --variations-seed-version --mojo-platform-channel-handle=4444 /prefetch:8
1⤵
PID:816

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\misid.exe

Filesize
75KB

MD5
0dfce3f6d2fde917c804c26eb059d43f

SHA1
3fd495ea3c01ffece3aa28d4a183cc6370abd9b2

SHA256
c4e2d394ea97ffe40f8deea25c108d6c25accf0d34fc4ef3e0d07bc001a5857d

SHA512
2c55f661ee6c89fb228f39bb7f10511803bf25bbeab9dcef6e44ed4ff0ded5539fc9e868cb5b7a29fb31b3c6385ac6647055664f98158dc8fc4c753cd6af1dff

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

Filesize
315B

MD5
a34ac19f4afae63adc5d2f7bc970c07f

SHA1
a82190fc530c265aa40a045c21770d967f4767b8

SHA256
d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

SHA512
42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

Download Submit
memory/744-17-0x0000000000840000-0x0000000000846000-memory.dmp

Filesize
24KB

Download
memory/744-18-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/5060-0-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/5060-1-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/5060-2-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download