786a9331b2b14c4f6d648f47c994f2b413b46bfa29a3ecceb4a99dac5013fab2

Analysis

max time kernel
148s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 14:56

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General

Target
2026-08-04_9214ee36d283f328b668878cd6aeb09c_cryptolocker_elex.exe
Size 41KB
Sample260804-sbfgsscf24
SHA256 786a9331b2b14c4f6d648f47c994f2b413b46bfa29a3ecceb4a99dac5013fab2
MD5 9214ee36d283f328b668878cd6aeb09c
SHA1 f0b9ea56879d9d0a2fb17f08461968f703fff51c
SHA512 e75ce3e8992fea8e482c1392a6cfc392f89ae6015ac49942849e6c22d30c47cc756a5c1dd74059e1421bfb7722e7fd54a64c26c8a0039fd24dd51bc8c9d823a8
SSDEEP 768:Z6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLam5aFr7YOSRA7H3:Z6QFElP6n+gMQMOtEvwDpjyaYaFAM
TLSH
T1681362396FD51AB2D7778AB585F786C3B922BC267932890D50CE27014D33B02EDA1D1E
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/0x000a000000011390-12.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/files/0x000a000000011390-12.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
4616	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	2026-08-04_9214ee36d283f328b668878cd6aeb09c_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 4200 wrote to memory of 4616	4200	2026-08-04_9214ee36d283f328b668878cd6aeb09c_cryptolocker_elex.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-04_9214ee36d283f328b668878cd6aeb09c_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_9214ee36d283f328b668878cd6aeb09c_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4200
- 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:4616

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 41KB
SHA256 ea552540eab6dad997d92357ba594a5e00a42086e56e8e6c02248de2f2aad3c7
MD5 6ad51d7b9604ab8181b055f10bfa36a5
SHA1 7f040fa9f73ee8571435dc2dae6772c3f5bc93e5
SHA512 d2acd9e832b0e05c845e8c0b33245804a18ffb7d11b11fd79f2fdbb4746c90754a0c2f9f1aa35118db3aaa2f99fb31a547c1527808bda942f2f5b75674c8d842
SSDEEP 768:Z6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLam5aFr7YOSRA7Ho:Z6QFElP6n+gMQMOtEvwDpjyaYaFAL
TLSH
T1411362396FD51AB2D7778AB585F786C3B922BC267932890D50CE27014D33B02EDA1D1E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4200-0-0x00000000021B0000-0x00000000021B6000-memory.dmp

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memory/4200-1-0x00000000021B0000-0x00000000021B6000-memory.dmp

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memory/4200-2-0x0000000002260000-0x0000000002266000-memory.dmp

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memory/4616-18-0x00000000007B0000-0x00000000007B6000-memory.dmp

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memory/4616-24-0x00000000006C0000-0x00000000006C6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads