cryptodef | 0bb94522f3979ae68ac7066c80a033e52eb50bcf58392b768187d517749500c9

Analysis

max time kernel
149s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
13/08/2026, 14:55

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General

Target
2026-08-13_c02ba4b043b4c50ed5239bafb2ae2815_elex_wannacry.exe
Size 53KB
Sample260813-sapdbabk41
SHA256 0bb94522f3979ae68ac7066c80a033e52eb50bcf58392b768187d517749500c9
MD5 c02ba4b043b4c50ed5239bafb2ae2815
SHA1 335838f78723fe07f21e4591d027530878622f87
SHA512 8b95bf3eeb75b10a2b3f6cea8b9746c6a52663709109a1ea86dea0a4ec589f3f82c7d9788d8d27df6936f8f49cca566080c7846ba31af2dc014785821b56b18b
SSDEEP 768:NHxbwCOVqhe+8YmcuwrvGBETGxtJH7jAKtzkyCzkKiWmpfrkK:fETVqhp8AvGBFswzLKiWmyK
TLSH
T138334438AED51572F37BDE758AF651C7AA747C227902280F4086B3540C33F76AEA5A0D
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/0x000600000001b85f-4.dat	family_cryptodef

Executes dropped EXE 1 IoCs

pid	Process
1752	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	2026-08-13_c02ba4b043b4c50ed5239bafb2ae2815_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 616 wrote to memory of 1752	616	2026-08-13_c02ba4b043b4c50ed5239bafb2ae2815_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-13_c02ba4b043b4c50ed5239bafb2ae2815_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-13_c02ba4b043b4c50ed5239bafb2ae2815_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:616
- 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:1752

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

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Downloads

eilgx.exe

Path C:\Users\Admin\AppData\Local\Temp\eilgx.exe
Size 53KB
SHA256 cc6216a1be0cd3a1615aaa807774cc14a4d63c0a94311e7e775c08ed90d61cec
MD5 acfb73e185b63390db5bb35fb9303ea4
SHA1 c2ed13d0419b460bf77fc4861553b9a232b9cb87
SHA512 f5791920075e29f9cd48c180e6a86378a4385d2d56e21b1098ed600e6c2af50eb2cee372adf2235443f859b37e87013bacf0a0fe8fb02325699ba74916877858
SSDEEP 768:NHxbwCOVqhe+8YmcuwrvGBETGxtJH7jAKtzkyCzkKiWmpfrkVC:fETVqhp8AvGBFswzLKiWmys
TLSH
T10B334438AED51572F37BDE758AF651C7AA747C227902280F4086B3540C33F76AEA5A0D
MD5 SHA1 SHA512 SSDEEP TLSH

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