ac0e4ae200de6604f16262ff47ba665b7a11351d12e54d072ddbf74091d2722b

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/08/2026, 14:05

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General

Target
2026-08-02_89b155f3756d1c49209ec91188347b66_cryptolocker_elex.exe
Size 55KB
Sample260802-rd9yravand
SHA256 ac0e4ae200de6604f16262ff47ba665b7a11351d12e54d072ddbf74091d2722b
MD5 89b155f3756d1c49209ec91188347b66
SHA1 7dc8c83b7fe9d8ab80fef0e510e343ec95d5ec61
SHA512 89ec4a790aeab0837f9b98544d01664775b4990ae506bca6b78a95f5a949d51474001a4acd32648acc246ff8c3afb8561c4b5678c39b16fa94e661be36692116
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y8K:Z6a+pOtEvwDpjv91
TLSH
T18C430F386FD51A72E377CAB585F682C3B936B8227C22990D50CE17450C33B56EDA1E1E
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/0x000d00000001b87d-12.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/files/0x000d00000001b87d-12.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
1856	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	2026-08-02_89b155f3756d1c49209ec91188347b66_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 5612 wrote to memory of 1856	5612	2026-08-02_89b155f3756d1c49209ec91188347b66_cryptolocker_elex.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-02_89b155f3756d1c49209ec91188347b66_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_89b155f3756d1c49209ec91188347b66_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5612
- 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:1856

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 55KB
SHA256 78eaa701740fe27bab0eaba2b5927fff2de6b4ded921fd81d2925fe86ef274c7
MD5 7a43f924781247f1a780da9bdd90a254
SHA1 ae7b55502fe7dae5f27cdf6c33c01f5e0a3b653e
SHA512 c35f9fba844f3b77afe94b14e8137b9b85ada9e97e2d40cfee2c4e0ef109ecb510ea02a4f714a0ddac1cbea1b85c82d05077c4d135603e1705692e52cfb3109f
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y8W:Z6a+pOtEvwDpjv9Z
TLSH
T1E0430F386FD51A72E377CAB585F682C3B936B8227C22990D50CE17450C33B56EDA1E1E
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1856-19-0x00000000006D0000-0x00000000006D6000-memory.dmp

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memory/1856-18-0x0000000000740000-0x0000000000746000-memory.dmp

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memory/5612-0-0x00000000007D0000-0x00000000007D6000-memory.dmp

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memory/5612-1-0x00000000007D0000-0x00000000007D6000-memory.dmp

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memory/5612-2-0x0000000002260000-0x0000000002266000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads