bc8421fe43f5b96b992cfabb4d676e783c26dd75c690064c67c357e91c15e635

Analysis

max time kernel
148s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/07/2026, 02:33

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General

Target
2026-06-30_d744b8b39d7977e9204e3beb9493044e_elex_wannacry.exe
Size 24KB
Sample260701-c14mxsew7x
SHA256 bc8421fe43f5b96b992cfabb4d676e783c26dd75c690064c67c357e91c15e635
MD5 d744b8b39d7977e9204e3beb9493044e
SHA1 6b2f3d44a96543cd57c1441ad496c69c8013c74a
SHA512 37e24b58e272754b659904f09282b25a21f2f37442e7187e85d1b26a171c60cc05e62b872083a1ea0576a2b67ecda2f3fa20788e18d647cab555c1772e40ed3e
SSDEEP 768:WBz/vjmTfG4LJjBaECkegSi7xsYhaKDvdpbiW4:Kz2u4LJjBaECkLSi7xsYhaKDV4V
TLSH
T126B29438D7D95DF2D37785B688B2A5861432FF22A1211D1DA45637010CB3B43A5F2EAF
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5848	opera_updater.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	opera_updater.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-06-30_d744b8b39d7977e9204e3beb9493044e_elex_wannacry.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5892 wrote to memory of 5848	5892	2026-06-30_d744b8b39d7977e9204e3beb9493044e_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-06-30_d744b8b39d7977e9204e3beb9493044e_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-30_d744b8b39d7977e9204e3beb9493044e_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5892
- C:\Users\Admin\AppData\Local\Temp\opera_updater.exe
  "C:\Users\Admin\AppData\Local\Temp\opera_updater.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5848

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

opera_updater.exe

Path C:\Users\Admin\AppData\Local\Temp\opera_updater.exe
Size 24KB
SHA256 73f5d00d9086635dcca27fba843f041d405e936cf2dbb893e4c97265e9bd75f1
MD5 9ece66b838e96cfbc6299a0dff70862e
SHA1 2416da886015773a55f940c23aa56d2d09897330
SHA512 f54364e6c457111c4357759e35145c368c30a1596aeedcf342c616e7ee67b310dfba23bfa6e43f8f203f7f63fa36bd9823dd8162da3cb1d0458196a87b100309
SSDEEP 768:WBz/vjmTfG4LJjBaECkegSi7xsYhaKDvdpbiWv:Kz2u4LJjBaECkLSi7xsYhaKDV4O
TLSH
T197B29538DBD95DF2D37785B688F2A5861432FF22A1211D1DA45637010CB3B43A5E2EAF
MD5 SHA1 SHA512 SSDEEP TLSH

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