2adefad850e8afb58a309da92dd2d901a67aabc2a2214c9d578416c37e2cf96d

Analysis

max time kernel
149s
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
06/09/2024, 02:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-09-06_a0a8769cfb06235953bfddf16348623f_cryptolocker.exe
Size

77KB
MD5

a0a8769cfb06235953bfddf16348623f
SHA1

dd4b9ebb4f986aadbb89a0cb1cceed2a46b9a5e2
SHA256

2adefad850e8afb58a309da92dd2d901a67aabc2a2214c9d578416c37e2cf96d
SHA512

24a539f443d4e608cd4e232a05a389cd9ead9a9be04d6289dc094a3a8a57f224740b9991043b5a8e37f981937f12f1337962dd18af3d95174de098a1d29f6bda
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBZYTjipvF2bx1rHsbx:X6a+SOtEvwDpjBZYvQd2e

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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	2024-09-06_a0a8769cfb06235953bfddf16348623f_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
4952	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	2024-09-06_a0a8769cfb06235953bfddf16348623f_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 328 wrote to memory of 4952	328	2024-09-06_a0a8769cfb06235953bfddf16348623f_cryptolocker.exe	86
PID 328 wrote to memory of 4952	328	2024-09-06_a0a8769cfb06235953bfddf16348623f_cryptolocker.exe	86
PID 328 wrote to memory of 4952	328	2024-09-06_a0a8769cfb06235953bfddf16348623f_cryptolocker.exe	86

C:\Users\Admin\AppData\Local\Temp\2024-09-06_a0a8769cfb06235953bfddf16348623f_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-06_a0a8769cfb06235953bfddf16348623f_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:328
- 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:4952

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

Loading Replay Monitor...

Downloads

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

Filesize
77KB

MD5
b12381dd5cfc9b641b1a074c1cd26f6d

SHA1
f40bc4b294f77758580497c1f1651b00c7458568

SHA256
860cd22cf7fb37c404e46f12e0884def4e5e894b70a8ae7910b7d3371305d31c

SHA512
51ccfc78f4356a86a80dbd31528f6e1610ea7e8bf44aaab6c2659efa6ff8c7e2da659a6ea5fbbec1180f5ec1fad2dd1f7745e27c96740faed577c857eff3e39b

Download Submit
memory/328-0-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/328-1-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/328-2-0x00000000006F0000-0x00000000006F6000-memory.dmp

Filesize
24KB

Download
memory/4952-17-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/4952-18-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download