d8e10b6176bf866d32e4711dd75683e4961d3ecbd1041043be60b41640f88575

Analysis

max time kernel
150s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
11/05/2026, 11:11

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General

Target
2026-05-11_9bda48708472c3cb2b1448268ef13cc5_elex_upatre_wannacry.exe
Size 33KB
Sample260511-nar2zsbv8m
SHA256 d8e10b6176bf866d32e4711dd75683e4961d3ecbd1041043be60b41640f88575
MD5 9bda48708472c3cb2b1448268ef13cc5
SHA1 e5107175a1802841654d50064190d1bc50e4e600
SHA512 959ae478399f296c681cc73c0e202ca2c4672f870d9b425e04ae5a105ae2fa16590163da93501d977c935c43456b1c834b90e25b2c087f80d9365044bc3b9087
SSDEEP 384:ytJWarmw0ypZfld14ZN8lHUvmev7O++CGl9Gr:kJWaiw0yppxb+pyPjlO
TLSH
T182E261745FD61EB9F323DEB249F6D28B6675BC31A662060F9040BB310833DB19B29C95
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2188	fmujp.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	2026-05-11_9bda48708472c3cb2b1448268ef13cc5_elex_upatre_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fmujp.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3852 wrote to memory of 2188	3852	2026-05-11_9bda48708472c3cb2b1448268ef13cc5_elex_upatre_wannacry.exe	79

C:\Users\Admin\AppData\Local\Temp\2026-05-11_9bda48708472c3cb2b1448268ef13cc5_elex_upatre_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-11_9bda48708472c3cb2b1448268ef13cc5_elex_upatre_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3852
- C:\Users\Admin\AppData\Local\Temp\fmujp.exe
  "C:\Users\Admin\AppData\Local\Temp\fmujp.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2188

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

fmujp.exe

Path C:\Users\Admin\AppData\Local\Temp\fmujp.exe
Size 33KB
SHA256 ec556a345fe826019453f721a0a752881374dfe6d828093779fdd20677bef34e
MD5 b8e30b77d808884bc451fb54aef0f1b7
SHA1 abb548fb6cd29325970f1975701c618a4d764fce
SHA512 9b84f3807abc84fb440333db41f3ace9fc2a53eeadf0ceb6cf1d58dc67524152947db616931c775614a3b39423d4e444319f047e94303eadbc02c877ac8ae30d
SSDEEP 384:ytJWarmw0ypZfld14ZN8lHUvmev7O++CGl9Go:kJWaiw0yppxb+pyPjlZ
TLSH
T1EEE262745FD61EB9F323DEB249F6D28B6675BC31A622060F9040BB310833DB19B29D95
MD5 SHA1 SHA512 SSDEEP TLSH

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