86a5099d5752d4d65f3bf96c4f2ba7ead118770cac4658dafbec95c681d012f7

Analysis

max time kernel
148s
max time network
122s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/07/2026, 02:44

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General

Target
2026-07-16_b914d74a5f0e32c96eb97e9dfe0e8724_cryptolocker_elex.exe
Size 54KB
Sample260716-c8f7laez91
SHA256 86a5099d5752d4d65f3bf96c4f2ba7ead118770cac4658dafbec95c681d012f7
MD5 b914d74a5f0e32c96eb97e9dfe0e8724
SHA1 44da58b36cb7f5e53d9d4bc7ce597c307832cd72
SHA512 cd0ac4e486856c0e5dc70c0127052fa4cc2340038807d1b395abe5b2c6a1ea7c64db710b8aee4641a6450d13f07fc65456d60c2e31bec3dc7c0eb6b3eef37e89
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y8D:Z6a+pOtEvwDpjv9w
TLSH
T116430F386FD51A72E3B7CAB585F681C3B936B8227C22990D50CE17414C33B56EDA1E1E
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/0x000d000000016cdc-11.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/files/0x000d000000016cdc-11.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
5904	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	2026-07-16_b914d74a5f0e32c96eb97e9dfe0e8724_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 5932 wrote to memory of 5904	5932	2026-07-16_b914d74a5f0e32c96eb97e9dfe0e8724_cryptolocker_elex.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-07-16_b914d74a5f0e32c96eb97e9dfe0e8724_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-16_b914d74a5f0e32c96eb97e9dfe0e8724_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5932
- 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:5904

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 54KB
SHA256 1cfe88b822436adb0ca67560ddbed9a4976466f4f521f039753c34224c32cf24
MD5 a6c1aa55969934f459df8a62dadcf5a5
SHA1 a22a726a6d7c6ac24c20e0ed3e02913355e128b0
SHA512 4f9d2da62fc28f5b5e112c9570d77b188291c0c55d92ed16dc381aed2b1bfff65abcd70a422f6abdd231ac8f12e5b8502eaf41fd7f95ffd5c2154adc3c800f23
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y8E:Z6a+pOtEvwDpjv9f
TLSH
T1EC430F386FD51A72E3B7CAB585F681C3B936B8227C22990D50CE17414C33B56EDA1E1E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5904-24-0x0000000002240000-0x0000000002246000-memory.dmp

Download

memory/5904-18-0x0000000002260000-0x0000000002266000-memory.dmp

Download

memory/5932-0-0x0000000002C60000-0x0000000002C66000-memory.dmp

Download

memory/5932-1-0x0000000002C60000-0x0000000002C66000-memory.dmp

Download

memory/5932-2-0x0000000002270000-0x0000000002276000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads