cryptodef | 729cad5bac330517c1b16b7293ff166059a64f84348682ab3395e3ab60099fc0

Analysis

max time kernel
149s
max time network
114s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/07/2026, 10:16

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General

Target
2026-07-15_3e6d95beab3cc3ad98de6504f9b18dfe_elex_wannacry.exe
Size 54KB
Sample260715-ma3caac18y
SHA256 729cad5bac330517c1b16b7293ff166059a64f84348682ab3395e3ab60099fc0
MD5 3e6d95beab3cc3ad98de6504f9b18dfe
SHA1 580a625dca4ad83ab3705c7eec33943636eac4c6
SHA512 2a6e311f1060e93bbe898aa3696d7f47d0267c001f3dbd4b55201b7dca5f0c8acc385815f2a2433bad152095fa7f07792885f4468719c2b279ed0a9476487445
SSDEEP 768:NHxbwCOVqhe+8YmcuwrvGBETGxtJH7jAKtzkyCzkKiWmpfrj1:fETVqhp8AvGBFswzLKiWmJ1
TLSH
T1D1433338AED51572F37BDE758AF651C7AA747C227902280F4086B3540C33F76AEA5A0D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery cryptodef trojan

Malware Config

Signatures

Family: CryptoDef
CryptoDef is a Windows trojan written in C.
trojan cryptodef

Detects CryptoDef 1 IoCs

resource	yara_rule
behavioral2/files/0x000d00000001b86e-4.dat	family_cryptodef

Executes dropped EXE 1 IoCs

pid	Process
3124	eilgx.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	2026-07-15_3e6d95beab3cc3ad98de6504f9b18dfe_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eilgx.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4380 wrote to memory of 3124	4380	2026-07-15_3e6d95beab3cc3ad98de6504f9b18dfe_elex_wannacry.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-07-15_3e6d95beab3cc3ad98de6504f9b18dfe_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-15_3e6d95beab3cc3ad98de6504f9b18dfe_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4380
- C:\Users\Admin\AppData\Local\Temp\eilgx.exe
  "C:\Users\Admin\AppData\Local\Temp\eilgx.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3124

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

eilgx.exe

Path C:\Users\Admin\AppData\Local\Temp\eilgx.exe
Size 54KB
SHA256 c198693c0ee512c6095b887ee2d99baadd13a7767e3239ffb7da507f903ad202
MD5 6b2a692126f79b0cac0ddac9d04bce7b
SHA1 8ad646dbf99fb9f937366a80d092a4e8040e91a4
SHA512 75d1c970846ace2330eb5c7767333654d236f27f0002b7e0c1fc28c4590d869d4e15ce0935cc59e6f8bf69e43787bd8975fe47b85c273573b40b8a6e9020edc2
SSDEEP 768:NHxbwCOVqhe+8YmcuwrvGBETGxtJH7jAKtzkyCzkKiWmpfrjXAU:fETVqhp8AvGBFswzLKiWmJwU
TLSH
T1D5433338AED51572F37BDE758AF651C7AA747C227902280F4086B3540C33F76AEA5A0D
MD5 SHA1 SHA512 SSDEEP TLSH

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