94c0510b4f0afd5cd53befa7bb314b783afe236b6e6f503ab1425ba413ffdc02

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
09-10-2024 03:27

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General

Target

2024-10-09_06c8399a9cae5609170229cb7e121681_cryptolocker.exe
Size

80KB
MD5

06c8399a9cae5609170229cb7e121681
SHA1

54b9c7aacbefc1cd0108cd11bf77dc1ab319c5c3
SHA256

94c0510b4f0afd5cd53befa7bb314b783afe236b6e6f503ab1425ba413ffdc02
SHA512

ad8571355a49730094e8de52ecec2885064e10fb86bc8c8b81991b3852fea891de1b43790f36c4d8e0c63e463af4c28b17febb70e2d80f1f241b6ff5e3818c4c
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLa5VccPtNw5CS95yFPFHy:V6QFElP6n+gMQMOtEvwDpjyaLccVNl2

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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	2024-10-09_06c8399a9cae5609170229cb7e121681_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2252	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	asih.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-09_06c8399a9cae5609170229cb7e121681_cryptolocker.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2252	2324	2024-10-09_06c8399a9cae5609170229cb7e121681_cryptolocker.exe	86
PID 2324 wrote to memory of 2252	2324	2024-10-09_06c8399a9cae5609170229cb7e121681_cryptolocker.exe	86
PID 2324 wrote to memory of 2252	2324	2024-10-09_06c8399a9cae5609170229cb7e121681_cryptolocker.exe	86

C:\Users\Admin\AppData\Local\Temp\2024-10-09_06c8399a9cae5609170229cb7e121681_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-09_06c8399a9cae5609170229cb7e121681_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324
- 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:2252

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

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Downloads

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

Filesize
81KB

MD5
1c7909b4b87ce83797bd26601b68a41d

SHA1
0c4a7ead8ceaad3d9d2126b46614f996066b2881

SHA256
733983af8244789cd7392335f7c75f990973814f3d83d1b1a6391d9c4345c317

SHA512
f93194ea9dbbb8f5997fd44cbbfb55c6a8139c2bd0d64434e5a15c45195e746190e96a355dd4e914657953994eccff03ad0fa3fc2311c0c4dfdecf38c2d9b88a

Download Submit
memory/2252-18-0x0000000002080000-0x0000000002086000-memory.dmp

Filesize
24KB

Download
memory/2252-17-0x0000000002060000-0x0000000002066000-memory.dmp

Filesize
24KB

Download
memory/2324-0-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2324-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2324-2-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download