29b688c2875f1acd6fdc453e0540a22876a5f3987cc04a48de7472a7ffd7c870

Analysis

max time kernel
148s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/08/2026, 04:25

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General

Target
2026-08-22_97a4188529d4482ba826dae7e488f740_cryptolocker_elex.exe
Size 32KB
Sample260823-e2ascaxway
SHA256 29b688c2875f1acd6fdc453e0540a22876a5f3987cc04a48de7472a7ffd7c870
MD5 97a4188529d4482ba826dae7e488f740
SHA1 7a42abddafa16ff711ad66e98003e85b3a75b7e7
SHA512 b1ad1fda1d2f0fd4a0f24ced3794055124f81d65c8d28a44686bc8aba4ae4983f12fb9ab77db243872088cd80ac6b8727b4010233c0a87ff5b1b05342ce3c666
SSDEEP 768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVajFSqhHKjKc:X6QFElP6n+gJQMOtEvwDpjBc4qhHKuc
TLSH
T1AEE2F9326FC60EB6DA639BB245FBC783A527FD766132874DA0CD3B068A33101A551D1E
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/0x000e00000001b847-12.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/files/0x000e00000001b847-12.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
5944	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	2026-08-22_97a4188529d4482ba826dae7e488f740_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
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\BDB1B93CD5978D45C6261455F8DB95C75AD153AF\Blob = 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	asih.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\BDB1B93CD5978D45C6261455F8DB95C75AD153AF	asih.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5908 wrote to memory of 5944	5908	2026-08-22_97a4188529d4482ba826dae7e488f740_cryptolocker_elex.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-22_97a4188529d4482ba826dae7e488f740_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-22_97a4188529d4482ba826dae7e488f740_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5908
- 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:5944

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 33KB
SHA256 543ee4554930abe4a771c4cbff3e546c2ad002d33fba1478c60226a25784b785
MD5 969bbfe4ef418aa1a8034091ad3af904
SHA1 d4462ad58e40f615ddc2b52365025fd9193f3a45
SHA512 25c0cf225b23cd0e27b05b9bb5938ee1e276f27223be5f6ce07217de6151c04c22f8dcd173291721e266761a215f494b2577cbda20a56249531a47347d1dc24a
SSDEEP 768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVajFSqhHKjKG:X6QFElP6n+gJQMOtEvwDpjBc4qhHKuG
TLSH
T199E2FA326FC60EB6DA639BB249FBC783A527FD756131874DA0CD3B068A33101A551D1E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5908-0-0x00000000021C0000-0x00000000021C6000-memory.dmp

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memory/5908-1-0x00000000021C0000-0x00000000021C6000-memory.dmp

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memory/5908-2-0x00000000021E0000-0x00000000021E6000-memory.dmp

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memory/5944-18-0x0000000002120000-0x0000000002126000-memory.dmp

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memory/5944-24-0x0000000002070000-0x0000000002076000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads