hiddentear | 86e0eac8c5ce70c4b839ef18af5231b5f92e292b81e440193cdbdc7ed108049f

max time kernel
30s
max time network
25s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
14/11/2026, 19:34

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General

Target
Ransomware/$uckyLocker.exe
Size 414KB
Sample261114-x997aavs8j
SHA256 86e0eac8c5ce70c4b839ef18af5231b5f92e292b81e440193cdbdc7ed108049f
MD5 c850f942ccf6e45230169cc4bd9eb5c8
SHA1 51c647e2b150e781bd1910cac4061a2cee1daf89
SHA512 2b3890241b8c8690aab0aed347daa778aba20f29f76e8b79b02953b6252324317520b91ea60d3ef73e42ad403f7a6e0e3f2a057799f21ed447dae7096b2f47d9
SSDEEP 6144:Av+lDAAB6fm00rx/Qdd1QkfRLT+vLtls6LEmynPsVpw/pcPk19:RdAAB6Mk1HfRLqzPlLEmynPsVpwBT
TLSH
T117946BE0AB45C4A5D8679A79843BDAA37533A24D9C68890D3D92FF0B7D733470023D9B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery hiddentear ransomware

Malware Config

Signatures

Family: HiddenTear, Cryptear
HiddenTear aka Cryptear is an open-source ransomware available on Github since 2015, with many versions in the wild.
ransomware hiddentear

Detects HiddenTear Ransomware 1 IoCs

resource	yara_rule
behavioral2/memory/3332-1-0x0000000000950000-0x00000000009BE000-memory.dmp	family_hiddentear

Disables Task Manager via registry modification
defense_evasion

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000\Control Panel\Desktop\Wallpaper = "0"	$uckyLocker.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	$uckyLocker.exe

C:\Users\Admin\AppData\Local\Temp\Ransomware\$uckyLocker.exe
"C:\Users\Admin\AppData\Local\Temp\Ransomware\$uckyLocker.exe"
1⤵
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
PID:3332

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

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Downloads

memory/3332-0-0x00000000745B2000-0x00000000745B3000-memory.dmp

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memory/3332-1-0x0000000000950000-0x00000000009BE000-memory.dmp

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memory/3332-2-0x0000000005940000-0x0000000005EFA000-memory.dmp

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memory/3332-3-0x0000000005420000-0x00000000054B2000-memory.dmp

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memory/3332-5-0x00000000745A0000-0x0000000074D5C000-memory.dmp

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memory/3332-4-0x00000000053A0000-0x00000000053AA000-memory.dmp

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memory/3332-25-0x00000000745A0000-0x0000000074D5C000-memory.dmp

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memory/3332-26-0x00000000745B2000-0x00000000745B3000-memory.dmp

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memory/3332-27-0x00000000745A0000-0x0000000074D5C000-memory.dmp

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memory/3332-28-0x00000000745A0000-0x0000000074D5C000-memory.dmp

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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads