cryptodef | 386bd022c8d29ddc31c53575b00fe79ba47477071e705bed49a0e57e57d8781e

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
09/08/2026, 00:13

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-08-08_741e22f7f907dbc608d5de805f742b45_elex_wannacry.exe
Size 37KB
Sample260809-ah77aafj9w
SHA256 386bd022c8d29ddc31c53575b00fe79ba47477071e705bed49a0e57e57d8781e
MD5 741e22f7f907dbc608d5de805f742b45
SHA1 874218bcc1b484885805f1f9eaee0b7f069e660d
SHA512 b7b556da2d51231d509bb17f2dfe16c76c56386d5f5525765d5f78d3087aa9ea856dc38702cae5c07ef3ed6630008eab23c9ba2c98910fb9a7baba4d9e97e07b
SSDEEP 384:5vZBIeR0u7wCOVqheen8YmD+h1dsN8ERwrfMEsRZtMMdygOqpJy:NHxbwCOVqhe+8Ymcuwrvl0S
TLSH
T11A03DB78AAD51972F37BDE758AF241877A747C22B912190F4085B3600C33E76EF69A0D
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/0x000a000000006910-4.dat	family_cryptodef

Executes dropped EXE 1 IoCs

pid	Process
1204	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	2026-08-08_741e22f7f907dbc608d5de805f742b45_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 3948 wrote to memory of 1204	3948	2026-08-08_741e22f7f907dbc608d5de805f742b45_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-08_741e22f7f907dbc608d5de805f742b45_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-08_741e22f7f907dbc608d5de805f742b45_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3948
- 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:1204

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

Replay Monitor

Loading Replay Monitor...

Downloads

eilgx.exe

Path C:\Users\Admin\AppData\Local\Temp\eilgx.exe
Size 37KB
SHA256 580e80ebd8a53960b47c8c18efac1a3a3557a50228bbed3f897ca737c1f577d0
MD5 12ca0098804ca7a3ed876033b1185285
SHA1 cce604cde277312b07cd20e4fb2b62383565e118
SHA512 fb925a74b7b3ef7b9da29b48d3569254587fdde88696546a981499f0dd838573efcefb7c3b342852e07c35ae6eb1417e7402adc6ef62c6e682f7f97b665ea258
SSDEEP 384:5vZBIeR0u7wCOVqheen8YmD+h1dsN8ERwrfMEsRZtMMdygOqpJW:NHxbwCOVqhe+8Ymcuwrvl02
TLSH
T13703DB78AAD51972F37BDE758AF241877A747C22B912190F4085B3600C33E76EF69A0D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download