cryptodef | 740792f7f803aa8cf7ef4f89e240f7ce6a5ed03aca87bed66f1ca863d4567006

Analysis

max time kernel
149s
max time network
113s
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, 00:58

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-07-13_925c45c3cc32d37f5b35f5f4b4b611cd_elex_wannacry.exe
Size 35KB
Sample260714-bbmsfadz4s
SHA256 740792f7f803aa8cf7ef4f89e240f7ce6a5ed03aca87bed66f1ca863d4567006
MD5 925c45c3cc32d37f5b35f5f4b4b611cd
SHA1 dcc2c4d2c666688cdee2c106c01c248012710e40
SHA512 c87fe507719d289850a186f798dec56aa301acf7dc21698b48606fd3ec578ecdc42e0a213e04a5b4ed8790fa51b8b19eeb679b5e1145b0feb3b1e7d1426e0a16
SSDEEP 384:5vZBIeR0u7wCOVqheen8YmD+h1dsN8ERwrfMEsRZtMMdygOqp5a:NHxbwCOVqhe+8Ymcuwrvl0Xa
TLSH
T1FFF2CC785AD51972F33BDE758AF641877A747C22B912190F4085B3700C33E76AF69A0D
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/0x000b00000001136a-4.dat	family_cryptodef

Executes dropped EXE 1 IoCs

pid	Process
1396	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	2026-07-13_925c45c3cc32d37f5b35f5f4b4b611cd_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 4848 wrote to memory of 1396	4848	2026-07-13_925c45c3cc32d37f5b35f5f4b4b611cd_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-13_925c45c3cc32d37f5b35f5f4b4b611cd_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-13_925c45c3cc32d37f5b35f5f4b4b611cd_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4848
- 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:1396

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 35KB
SHA256 d5a3bd0f8dc8491bc2ae3ae933765f86b41b8babdedc8de088ddfed2e7ae64e8
MD5 8bea784ec1618d71ef8d3f706fb4266a
SHA1 8f6bf56c5b2d19d6da744f02c9f4297f69d7d905
SHA512 5193b64d3c64e5630dea0acf7f3de42ffd5d1cba7310353a226f6568dda07e8f843745bb1b04b2119da2daf717bb45352aa270b8d21a065db10b1aebc309fadf
SSDEEP 384:5vZBIeR0u7wCOVqheen8YmD+h1dsN8ERwrfMEsRZtMMdygOqp5f:NHxbwCOVqhe+8Ymcuwrvl0Xf
TLSH
T1B3F2DC786AD51972F33BDE758AF641877A747C22B912190F4085B3700C33E76AF69A0D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download