1d67c4ee003cd57a5b2f295943d30ab733e6896fd7345b3c40ea16b85d852fe8

General

Target
2026-09-29_315cec2053743fe15e728371684ae65d_cryptolocker_elex.exe
Size 44KB
Sample260930-d16b7atdkh
SHA256 1d67c4ee003cd57a5b2f295943d30ab733e6896fd7345b3c40ea16b85d852fe8
MD5 315cec2053743fe15e728371684ae65d
SHA1 1ca702cd31e80152f2e2fb0e45aa4eb5f2413b13
SHA512 7b2934e70b45a28899c6f3684323b9460f05d5c5d163772787ec12613bd4a3c37a6b3bec1858bd60af73917e18b0e177ac1fcc5a5e7f8d31fc57fb86bd805010
SSDEEP 768:Z6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLam5aFr7YOzzOM+OQg:Z6QFElP6n+gMQMOtEvwDpjyaYaFAv9g
TLSH
T1D42341396FD51A72D7B7CAB685F786C3B926B8237921890D50CE27014D33B02EDA1D1E
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
behavioral1/files/0x000600000001686d-12.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000600000001686d-12.dat	CryptoLocker_set1

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\Control Panel\International\Geo\Nation	2026-09-29_315cec2053743fe15e728371684ae65d_cryptolocker_elex.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\Control Panel\International\Geo\Nation	asih.exe

Executes dropped EXE 1 IoCs

pid	Process
3580	asih.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies trusted root certificate store through registry 1 TTPs 2 IoCs

A root certificate was added, modified, or removed in the trusted certificate store registry paths.

defense_evasion

Install Root Certificate

T1553.004

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	asih.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	asih.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	asih.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	asih.exe

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	2026-09-29_315cec2053743fe15e728371684ae65d_cryptolocker_elex.exe

Modifies system certificate store 2 TTPs 3 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	asih.exe
Key created	\REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates\3C34E356C7FC17F5ACF04824BC587C6C623951A2	asih.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2101206053-1414382737-268919432-1000\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates\3C34E356C7FC17F5ACF04824BC587C6C623951A2\Blob = 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	asih.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4648 wrote to memory of 3580	4648	2026-09-29_315cec2053743fe15e728371684ae65d_cryptolocker_elex.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-09-29_315cec2053743fe15e728371684ae65d_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-29_315cec2053743fe15e728371684ae65d_cryptolocker_elex.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4648
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Modifies trusted root certificate store through registry
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  - Modifies system certificate store
  PID:3580

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

2

T1553

Install Root Certificate

2

T1553.004

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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asih.exe

Path C:\Users\Admin\AppData\Local\Temp\asih.exe
Size 44KB
SHA256 e00fad3863a7bce3ea4d58e148b156b6c018b3c4c322599c664dc1ecf546be47
MD5 ec2951d1a3c88e3b643269360d6c96c1
SHA1 038777b268e62c8031e8a9849019cab0eeae6e53
SHA512 a90691c18b620cca64d4b67538d2a16590df93bbff885e9a2c7180765cfa02ae3580043f2b50075ee8ec2dc918dc6d17053336fd6ad2bdcd44814c379f8a849e
SSDEEP 768:Z6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLam5aFr7YOzzOM+OQF:Z6QFElP6n+gMQMOtEvwDpjyaYaFAv9F
TLSH
T11F2341396FD51A72D7B7CAB685F786C3B926B8237921890D50CE27014D33B02EDA1D1E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3580-17-0x0000000001F20000-0x0000000001F26000-memory.dmp

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memory/3580-23-0x0000000001F00000-0x0000000001F06000-memory.dmp

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memory/4648-0-0x00000000006A0000-0x00000000006A6000-memory.dmp

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memory/4648-1-0x00000000006A0000-0x00000000006A6000-memory.dmp

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memory/4648-2-0x00000000006D0000-0x00000000006D6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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