e7d6851c42c981b3e686fbbda5728bddf1e56cb839a9d79816b05590d4b534d6

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2024, 03:23

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General

Target

2024-10-15_172458ea56750966e3768f4d64818cd3_cryptolocker.exe
Size

47KB
MD5

172458ea56750966e3768f4d64818cd3
SHA1

597c4311c13260b04cda01cf20c1ef4e071c7c52
SHA256

e7d6851c42c981b3e686fbbda5728bddf1e56cb839a9d79816b05590d4b534d6
SHA512

98e5472c046d89e1e373fd60dcbb051942955a7f7662f40a91c50026a18f3e70f51fdec75704b9731f6a8742b917cf1fd7aa2742d1d804b8e2eca93ba97c7758
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLam5aFr7YOzzfm0EXsJxuT:V6QFElP6n+gMQMOtEvwDpjyaYaFAh3mw

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	2024-10-15_172458ea56750966e3768f4d64818cd3_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3020	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	2024-10-15_172458ea56750966e3768f4d64818cd3_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 3956 wrote to memory of 3020	3956	2024-10-15_172458ea56750966e3768f4d64818cd3_cryptolocker.exe	84
PID 3956 wrote to memory of 3020	3956	2024-10-15_172458ea56750966e3768f4d64818cd3_cryptolocker.exe	84
PID 3956 wrote to memory of 3020	3956	2024-10-15_172458ea56750966e3768f4d64818cd3_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-10-15_172458ea56750966e3768f4d64818cd3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-15_172458ea56750966e3768f4d64818cd3_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3956
- 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:3020

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
47KB

MD5
61a6cc7640e3ea9f21262fd4aa448420

SHA1
d7f92ed7951c701786b50c0f06546c0960099831

SHA256
939e0806be2b25eff7730a738d7df4dc83d0c2837afe023c62d67f693525a35f

SHA512
977576d4eed08e8007598f9541ce28a4745effc74b874fe15f54982f026604737c0dc123edfa7c8ceded0ee7d41ad64e2d3364eacc74199971a0d1cdfaf6f80a

Download Submit
memory/3020-17-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/3020-23-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3956-0-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/3956-1-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/3956-2-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download