fcf3a8488dec32d7589828c2a02cddd8a050dceeb39eded2e49262db4dcef9d8

Analysis

max time kernel
148s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/07/2026, 08:11

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General

Target
2026-07-10_67f8c8d32b5419666137cd33cfe35f0e_cryptolocker_elex.exe
Size 53KB
Sample260710-j3pp4sfy2k
SHA256 fcf3a8488dec32d7589828c2a02cddd8a050dceeb39eded2e49262db4dcef9d8
MD5 67f8c8d32b5419666137cd33cfe35f0e
SHA1 9cfeaa62282eb9e8c89cd50a96b585e7b17ae997
SHA512 c90705763914900ccdb489f64ef6f0e0ffd7eb1b3f23e106e2bc582ae6acfa5c1113a0d44e849d8cb4f7aeb997feb57f63b654fa014d7079b2945e823cd419fe
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y8H:Z6a+pOtEvwDpjv98
TLSH
T17F331F386FD51A72E377CAB585F682C3B936B8237822990D50CE17414C33B56EDA1E1E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

defense_evasion discovery spyware trojan

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral2/files/0x000e000000016cd6-12.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/files/0x000e000000016cd6-12.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
6064	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	2026-07-10_67f8c8d32b5419666137cd33cfe35f0e_cryptolocker_elex.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Modifies system certificate store 2 TTPs 2 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\BDB1B93CD5978D45C6261455F8DB95C75AD153AF	asih.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\BDB1B93CD5978D45C6261455F8DB95C75AD153AF\Blob = 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	asih.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4180 wrote to memory of 6064	4180	2026-07-10_67f8c8d32b5419666137cd33cfe35f0e_cryptolocker_elex.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-07-10_67f8c8d32b5419666137cd33cfe35f0e_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-10_67f8c8d32b5419666137cd33cfe35f0e_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4180
- 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
  - Modifies system certificate store
  PID:6064

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

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

asih.exe

Path C:\Users\Admin\AppData\Local\Temp\asih.exe
Size 53KB
SHA256 4d1301c4e55730c46f95fc3af6688aabe9b2a5500f5d4db31cd19896843a60cd
MD5 5863788fb1cd998a62fb8e08335e884a
SHA1 aa8485e4dfd104ad55635a9c899dc916f2af2ca6
SHA512 ee570fe033a938c1c1cdfda8bc50c898b1a3a65787f7332d1d6e8e947b64f9dad0c9288302cc549da6b3232c182fed955f8e59a36fa0078e24946b4ee6c1e4b3
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y8Y:Z6a+pOtEvwDpjv9b
TLSH
T189431F386FD51A72E377CAB585F682C3B936B8237822990D50CE17414C33B56EDA1E1E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4180-0-0x00000000021B0000-0x00000000021B6000-memory.dmp

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memory/4180-1-0x00000000021B0000-0x00000000021B6000-memory.dmp

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memory/4180-3-0x00000000021D0000-0x00000000021D6000-memory.dmp

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memory/6064-18-0x00000000020C0000-0x00000000020C6000-memory.dmp

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memory/6064-19-0x00000000020E0000-0x00000000020E6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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