9cedf5b98dc4f88f52997b36bf90e117bde79e4be67055d171a7af7e26c2c417

Analysis

max time kernel
148s
max time network
137s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
07/08/2026, 09:17

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General

Target
2026-08-07_09f5689d12f059ce10a299aaa18be9c2_cryptolocker_elex.exe
Size 55KB
Sample260807-k87csa1fnf
SHA256 9cedf5b98dc4f88f52997b36bf90e117bde79e4be67055d171a7af7e26c2c417
MD5 09f5689d12f059ce10a299aaa18be9c2
SHA1 74067a5ad31f69d3b9966625a83dcd4e4a15f5cb
SHA512 9b833636f192eaeabc7ed93ebd833e4e2a023f6b5720926e1980e6de81757f7041c83678e19ef8ce7166f58ab59d28edfcb4847443c822dea3944bfbc212a29c
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y8XF:Z6a+pOtEvwDpjv9uF
TLSH
T1E4430F386FD51A72E3B7CAB585F681C3B936B8227C22990D50CE17450C33B56EDA1E1E
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/0x000b000000011377-12.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/files/0x000b000000011377-12.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2228	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	2026-08-07_09f5689d12f059ce10a299aaa18be9c2_cryptolocker_elex.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 6004 wrote to memory of 2228	6004	2026-08-07_09f5689d12f059ce10a299aaa18be9c2_cryptolocker_elex.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-07_09f5689d12f059ce10a299aaa18be9c2_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_09f5689d12f059ce10a299aaa18be9c2_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6004
- 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:2228

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 04a7bff283e35077a4337a8c9eb885124130080f23f8adc1881cde8c66e523a3
MD5 8f3d3d5770fc269e86d9ba483ccba1de
SHA1 2873c3433e9a96e18a2eeb2a91e9308c9418147f
SHA512 87453148d127c92f88b1c8b25f226083ec80c0b5687b38740fd3bab3fcb9176ab2fb003198b769e4d3c797fe6fa07e3f2fb21380b5fd21af8183387c221b6569
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjyaYaFAeG/Y8XR:Z6a+pOtEvwDpjv9uR
TLSH
T186430E386FD51A72E3B7CAB585F681C3B936B8227C22990D50CE17450C33B56EDA1E1E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2228-18-0x0000000002270000-0x0000000002276000-memory.dmp

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memory/2228-24-0x0000000002250000-0x0000000002256000-memory.dmp

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memory/6004-0-0x00000000020B0000-0x00000000020B6000-memory.dmp

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memory/6004-1-0x00000000020B0000-0x00000000020B6000-memory.dmp

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memory/6004-2-0x0000000002260000-0x0000000002266000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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