cryptodef | 33cc6c8e3c70cc5eadf046aaf6cba78fa04ae1b6fcd06e1fa2ae626ae4a249c0

Analysis

max time kernel
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
14/07/2026, 08:44

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General

Target
2026-07-14_0b278638a746cb6137feafac7b46163c_elex_wannacry.exe
Size 54KB
Sample260714-km97jsb15x
SHA256 33cc6c8e3c70cc5eadf046aaf6cba78fa04ae1b6fcd06e1fa2ae626ae4a249c0
MD5 0b278638a746cb6137feafac7b46163c
SHA1 6172de4a8131f40794e0a7323e40672a0e860402
SHA512 fcce8629cd2a8179392a7e1ad29f487d5d385d63d7f9eaaafc9144c7a411f91d411f0832109d2d1e0a4fd5556866249927d145dd25d2ef5572eeca40c6e3ff6b
SSDEEP 768:NHxbwCOVqhe+8YmcuwrvGBETGxtJH7jAKtzkyCzkKiWmpfrje:fETVqhp8AvGBFswzLKiWmJe
TLSH
T1DB433238AED51572F37BDE758AF651C7AA747C227902290F4086B3500C33F76AEA5A0D
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/0x000b00000001b315-4.dat	family_cryptodef

Executes dropped EXE 1 IoCs

pid	Process
3184	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	2026-07-14_0b278638a746cb6137feafac7b46163c_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 5592 wrote to memory of 3184	5592	2026-07-14_0b278638a746cb6137feafac7b46163c_elex_wannacry.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-07-14_0b278638a746cb6137feafac7b46163c_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-14_0b278638a746cb6137feafac7b46163c_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5592
- 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:3184

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 c4ddab0d4dc0c96bbb79666af4e50b49466dfd4e60ba5210ff7768164cccf14b
MD5 9a6caded0dde396e4842b9be86d80a15
SHA1 3569161afe389a0f8cb29b7c9765833225ce0d6b
SHA512 3df31878ef029106146effa5af548913f7b102f9ef29a2fee4a0a956b6cff6795f7e65b6da7f5145f7b6ab0c03ed636324ccaf04ef537a2cab328fce4d217a2e
SSDEEP 768:NHxbwCOVqhe+8YmcuwrvGBETGxtJH7jAKtzkyCzkKiWmpfrjG:fETVqhp8AvGBFswzLKiWmJG
TLSH
T126433238AED51572F37BDE758AF651C7AA747C227902290F4086B3500C33F76AEA5A0D
MD5 SHA1 SHA512 SSDEEP TLSH

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