8b352d53a178903812c6b55ac00b8e41caa03e39d1aecae0fa0adc60915f739f

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2024, 07:25

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General

Target

2024-10-10_2ebb6e0528318479b82075f8bcdb7152_cryptolocker.exe
Size

49KB
MD5

2ebb6e0528318479b82075f8bcdb7152
SHA1

1e4f0bde545064b6938b153ccb8f5bef2ee0b322
SHA256

8b352d53a178903812c6b55ac00b8e41caa03e39d1aecae0fa0adc60915f739f
SHA512

1fd380499b522bed23d5f378209dc9e778eb1b6b482bd9ef0708b86dc2df3237d5c7ff3b3cc157817ed20981e4ac015c83be419429e576b4f76c73ed005f8bed
SSDEEP

1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb6ImpU:BbdDmjr+OtEvwDpjMi

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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	2024-10-10_2ebb6e0528318479b82075f8bcdb7152_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2696	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	2024-10-10_2ebb6e0528318479b82075f8bcdb7152_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 3104 wrote to memory of 2696	3104	2024-10-10_2ebb6e0528318479b82075f8bcdb7152_cryptolocker.exe	85
PID 3104 wrote to memory of 2696	3104	2024-10-10_2ebb6e0528318479b82075f8bcdb7152_cryptolocker.exe	85
PID 3104 wrote to memory of 2696	3104	2024-10-10_2ebb6e0528318479b82075f8bcdb7152_cryptolocker.exe	85

C:\Users\Admin\AppData\Local\Temp\2024-10-10_2ebb6e0528318479b82075f8bcdb7152_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-10_2ebb6e0528318479b82075f8bcdb7152_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3104
- 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:2696

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\asih.exe

Filesize
50KB

MD5
8c293d6b0a590946e31c92e5698b98d7

SHA1
a5d67ab929959381745e6ef15f20d722c9f19d11

SHA256
fa6437d2a93750a490336f56790d6a88c4195bf5817143129aae7c82fccedae3

SHA512
8a4fec42eca44a63868f8b4bb3551e54056d22156f8d7a414308fbd929fed1eecaeb41ce21d01d442ab3b0f15ad52b2fbe78da2ee7aa05b5d9fcca341a213fd6

Download Submit
memory/2696-20-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/2696-26-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/2696-27-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3104-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/3104-1-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/3104-2-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/3104-3-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download
memory/3104-18-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download