1d9c9a360ef5545e2fdb0b4c8c97a1b7c9b99c386c2c34463bb059f5c05c32fa

Analysis

max time kernel
148s
max time network
124s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/07/2026, 22:07

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-07-29_e53994046068bca143b026e2cd9209cd_cryptolocker_elex.exe
Size 91KB
Sample260729-113bvsfe97
SHA256 1d9c9a360ef5545e2fdb0b4c8c97a1b7c9b99c386c2c34463bb059f5c05c32fa
MD5 e53994046068bca143b026e2cd9209cd
SHA1 2cf26549b83f2917e565bbe49ebb53bd0bdc9fcd
SHA512 155439ecfd275e2750f10a30154f2b3208320d48959cf3219301e8eddd1017f9aaf1724df55c1db44868e0dbc0c4476fd73a837f0a1e3fe115136edea528de72
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjQGYQbN/PKwMgt:Z6a+pOtEvwDpjtzJ
TLSH
T1C693B7356EC51973E67787B1C9F782F3B922B8623631494E50CAE7014D33B86ADA1D0E
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/0x001200000001122a-11.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/files/0x001200000001122a-11.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
4388	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	2026-07-29_e53994046068bca143b026e2cd9209cd_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 1180 wrote to memory of 4388	1180	2026-07-29_e53994046068bca143b026e2cd9209cd_cryptolocker_elex.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-29_e53994046068bca143b026e2cd9209cd_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-29_e53994046068bca143b026e2cd9209cd_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1180
- 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:4388

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

Replay Monitor

Loading Replay Monitor...

Downloads

asih.exe

Path C:\Users\Admin\AppData\Local\Temp\asih.exe
Size 91KB
SHA256 51ba9943fe03ea01bdadbbb3cfeb30efeedc109b5fd49973745c4826273df729
MD5 d77e37efe89f260b17877bd6e8babea9
SHA1 7df1d344dbf8eb299934c5865fd7251a4d6000ed
SHA512 ef1302eb360cf5ec23f291814d624a4f8d63b696ccac3d3f3483db2ff6b0bdaa5c7b1ee2ff6622e6d29191d2c8b3c2b0056fcfb4bbc82f328571c63aaaba3d22
SSDEEP 1536:Z6QFElP6n+gMQMOtEvwDpjQGYQbN/PKwMgP:Z6a+pOtEvwDpjtzL
TLSH
T19293B7356EC51973E67787B1C9F782F3B922B8623631494E50CAE7014D33B86ADA1D0E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1180-0-0x00000000021B0000-0x00000000021B6000-memory.dmp

Download

memory/1180-2-0x00000000021D0000-0x00000000021D6000-memory.dmp

Download

memory/1180-1-0x00000000021B0000-0x00000000021B6000-memory.dmp

Download

memory/4388-18-0x0000000002160000-0x0000000002166000-memory.dmp

Download

memory/4388-24-0x0000000002140000-0x0000000002146000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads