02d67a1f77ad750dcd867c950d40c119f899c6c8974fe759257b608f173cc168

Analysis

max time kernel
149s
max time network
115s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
15/04/2026, 04:24

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General

Target
2026-04-15_16972091fd15508a172ebde24dd5e3d3_elex_wannacry.exe
Size 324KB
Sample260415-e1nmtaew6p
SHA256 02d67a1f77ad750dcd867c950d40c119f899c6c8974fe759257b608f173cc168
MD5 16972091fd15508a172ebde24dd5e3d3
SHA1 d8c5aa2f69e6303588e666071225c7ba1228f247
SHA512 1d95eb613d604eaf0c2108a7da20354633124e336edde1f16da0d969be973dd5e9956ac52217a2039fd4360557ebe399d20105ae370204fe137002f0cb673cf9
SSDEEP 3072:FRoTSgQHfT5h+T3GuGYeO6bUT3JyDhkUAyLj6lgvqcOoyqsu/T2JS5073VLn:FRoSgWtkT3sO6bSZMhRrygvjpsASJV7x
TLSH
T18864AF1275C0C8EAC1853973CD75B6F4E3E9CEE8C9329A6B17E43E4D7E3A5049702269
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3204	tjvegvd.exe

Executes dropped EXE 2 IoCs

pid	Process
3204	tjvegvd.exe
4016	astrj.exe

Loads dropped DLL 1 IoCs

pid	Process
4016	astrj.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	\??\c:\Program Files\ycvsdbwul\astrj.exe	tjvegvd.exe
File opened for modification	\??\c:\Program Files\ycvsdbwul\astrj.exe	tjvegvd.exe
File opened for modification	\??\c:\Program Files\ycvsdbwul	tjvegvd.exe
File created	\??\c:\Program Files\ycvsdbwul\astrj.dll	tjvegvd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4028	4016	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 5 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	tjvegvd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	astrj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-04-15_16972091fd15508a172ebde24dd5e3d3_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3620	cmd.exe
3356	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3356	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2520	2026-04-15_16972091fd15508a172ebde24dd5e3d3_elex_wannacry.exe
3204	tjvegvd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 3620	2520	2026-04-15_16972091fd15508a172ebde24dd5e3d3_elex_wannacry.exe	78
PID 3620 wrote to memory of 3356	3620	cmd.exe	80
PID 3620 wrote to memory of 3204	3620	cmd.exe	81
PID 3204 wrote to memory of 4016	3204	tjvegvd.exe	82

C:\Users\Admin\AppData\Local\Temp\2026-04-15_16972091fd15508a172ebde24dd5e3d3_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-15_16972091fd15508a172ebde24dd5e3d3_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\tjvegvd.exe "C:\Users\Admin\AppData\Local\Temp\2026-04-15_16972091fd15508a172ebde24dd5e3d3_elex_wannacry.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3620
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3356
- - C:\Users\Admin\AppData\Local\Temp\tjvegvd.exe
    C:\Users\Admin\AppData\Local\Temp\\tjvegvd.exe "C:\Users\Admin\AppData\Local\Temp\2026-04-15_16972091fd15508a172ebde24dd5e3d3_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3204
  - - \??\c:\Program Files\ycvsdbwul\astrj.exe
      "c:\Program Files\ycvsdbwul\astrj.exe" "c:\Program Files\ycvsdbwul\astrj.dll",GetBMP C:\Users\Admin\AppData\Local\Temp\tjvegvd.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:4016
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4016 -s 432
        5⤵
        Program crash
        
        PID:4028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4016 -ip 4016
1⤵
PID:4936

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

astrj.exe

Path C:\Program Files\ycvsdbwul\astrj.exe
Size 40KB
SHA256 8dcaeeebef9b9f3d41d295db145ffb3850f309d089c08125c7fa7034db5fd80e
MD5 22bb5bd901d8b25ac5b41edbb7d5053e
SHA1 8a935dd8d7e104fc553ff7e8b54a404f7b079334
SHA512 cc3fb68fd6791a08e4a7d1a8db8d07cfcc8c9b9dceec10b53f0cb7ee86473303a19be4f23e379f84c59e02d0568e7c066e21cd1300f6032dac4ba52f609f62e7
SSDEEP 768:C67uhQpPPp0nnqFk509FRdVcQX6N58hJYim1jLP3RRe:C67uhQpXp0nnqa5093jKNAmB3RR
TLSH
T10C134C02BE88C071DDA114B41A5DB337939DED604B1586D3593887EBAA2D3E39E343DE
MD5 SHA1 SHA512 SSDEEP TLSH

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tjvegvd.exe

Path C:\Users\Admin\AppData\Local\Temp\tjvegvd.exe
Size 324KB
SHA256 98b3104cfc2cdd5689e3ab1c87258819625b8a42b46ceb030ba4fcf5ab852f4e
MD5 e5b47030a5cdbde4a47f8401b35fdace
SHA1 e5ebc221bf0b8a5a7ae63e476953e2d8f9b3932e
SHA512 b80bbf077148c8d1760b9a9f43922f0621241537423b1b1748cd14dd27a918f16773da57476149d76bab0ea79e122e236ada69d4284cba972e308c11d275dfbd
SSDEEP 3072:FRoTSgQHfT5h+T3GuGYeO6bUT3JyDhkUAyLj6lgvqcOoyqsu/T2JS5073VLo:FRoSgWtkT3sO6bSZMhRrygvjpsASJV7u
TLSH
T11664AF1275C0C8EAC1853973CD75B6F4E3E9CEE8C9329A6B17E43E4D7E3A5049702269
MD5 SHA1 SHA512 SSDEEP TLSH

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astrj.dll

Path \??\c:\Program Files\ycvsdbwul\astrj.dll
Size 143KB
SHA256 4d829546cf4424b3cc7e27ff861af3aadc23195c867dc72b9d05feb6383889e2
MD5 a3ee56401685f9779c3a543c37edb2e5
SHA1 9d4057ac97e5e6fa43a038ccd710f2399c7947f6
SHA512 de78a0368db9472e9bb08d21879c2c67734712e987f5ce0f4a596782bdef0a45ab61520fe794e682ab639b5e3c172894a129b2e2b5fadb6e57db52383249098f
SSDEEP 1536:6UmjB4YGcf3L2bo6OJVyDLIjfK+sOiFd2BQG8dk0tJTaNlZffpgKNfj:fdYXSqEL8K+sP2BuHJTaNlhfVNr
TLSH
T1F0E312917C9F19A4D02106F3069496791EFD893AE6EE57E37A6CF86B4305A16F30F00E
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2520-0-0x0000000000400000-0x000000000044D000-memory.dmp

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memory/2520-2-0x0000000000400000-0x000000000044D000-memory.dmp

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memory/3204-10-0x0000000000400000-0x000000000044D000-memory.dmp

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memory/4016-19-0x0000000010047000-0x000000001006D000-memory.dmp

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memory/4016-18-0x0000000010000000-0x000000001006D000-memory.dmp

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memory/4016-20-0x0000000010000000-0x000000001006D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads