cryptodef | e1e0a48ce8476f8883f8c117327e9f97279c41c8c50812d8984ea93346d45f85

Analysis

max time kernel
149s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/08/2026, 03:05

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General

Target
2026-08-20_9c08daf63c6fae2afe41f9e9c509d1f4_elex_wannacry.exe
Size 54KB
Sample260820-dlmarsdq71
SHA256 e1e0a48ce8476f8883f8c117327e9f97279c41c8c50812d8984ea93346d45f85
MD5 9c08daf63c6fae2afe41f9e9c509d1f4
SHA1 a4140b39600951c013692ff173c6059aa4199e28
SHA512 6570c2996fc58bdfe536626b7e40796fe5e4a147b90315cb8987bf4c093708fcda4f1d10b182e4cc8c9b5914ef3bfaacac3dc494c08e1a4c4d7e261d3ac8b0b0
SSDEEP 768:NHxbwCOVqhe+8YmcuwrvGBETGxtJH7jAKtzkyCzkKiWmpfrjU:fETVqhp8AvGBFswzLKiWmJU
TLSH
T176433338AED51572F37BDE758AF651C7AA747C227902280F4086B3540C33F76AEA5A0D
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/0x000a000000019cb8-4.dat	family_cryptodef

Executes dropped EXE 1 IoCs

pid	Process
5452	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	2026-08-20_9c08daf63c6fae2afe41f9e9c509d1f4_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 1032 wrote to memory of 5452	1032	2026-08-20_9c08daf63c6fae2afe41f9e9c509d1f4_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-20_9c08daf63c6fae2afe41f9e9c509d1f4_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_9c08daf63c6fae2afe41f9e9c509d1f4_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1032
- 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:5452

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 55KB
SHA256 02a9c08bc6afaee6921c45110affcffb41e68c5b42e7e42b757adaa609408baf
MD5 4cb26b9a99354242ba77a01e7692b0e8
SHA1 c5500879bcd929a8afd56f3c6cbe071a2e777f53
SHA512 7963d8ea28f5f76753108b30dee44195f7cb62f3a12d1c25141c09519958cd0cb25af03603320f9c0a0c9d69bf594649f01c60883ddff67c2563e28d157e1458
SSDEEP 768:NHxbwCOVqhe+8YmcuwrvGBETGxtJH7jAKtzkyCzkKiWmpfrjx:fETVqhp8AvGBFswzLKiWmJx
TLSH
T18C433338AED51572F37BDE758AF651C7AA747C227902280F4086B3540C33F76AEA5A0D
MD5 SHA1 SHA512 SSDEEP TLSH

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