ec94cd2f9857e6bd307ef2f60ff2ad867bd692d5adb21a66bcbe0f0823fbfbc9

Analysis

user interaction
yes
max time kernel
119s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
16/08/2026, 18:38

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General

Target
uninstall.exe
Size 60KB
Sample260816-xae7vsvdrc
SHA256 ec94cd2f9857e6bd307ef2f60ff2ad867bd692d5adb21a66bcbe0f0823fbfbc9
MD5 ee1f528f2e964009ed3ede1748c785b4
SHA1 568c90fc3fc743c535cf7effa5e7e7dc9f313b53
SHA512 84f3837285315ff8c4ffe9160b1f664a9d8875a733936343350bdb4c769860c1f4a634dbe864f5a9e2224062e33e64198949bba5f0ce45901a1b59bc9f466e8f
SSDEEP 1536:U/T2X/jN2vxZz0DTHUpouDKgdLeAyN0ihfbs8:UbG7N2kDTHUpouDKceA+jP
TLSH
T10B53AE007790C86BDAB207311876ABBB6FBAF57515649F1723402F1EBCB2680DE1E752
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3984	Un_A.exe

Executes dropped EXE 1 IoCs

pid	Process
3984	Un_A.exe

Loads dropped DLL 1 IoCs

pid	Process
3984	Un_A.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	uninstall.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Un_A.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 3984	4580	uninstall.exe	83

C:\Users\Admin\AppData\Local\Temp\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\uninstall.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4580
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3984

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

LangDLL.dll

Path C:\Users\Admin\AppData\Local\Temp\nstB2C2.tmp\LangDLL.dll
Size 5KB
SHA256 18e8b40ba22c7a1687bd16e8d585380bc2773fff5002d7d67e9485fcc0c51026
MD5 68b287f4067ba013e34a1339afdb1ea8
SHA1 45ad585b3cc8e5a6af7b68f5d8269c97992130b3
SHA512 06c38bbb07fb55256f3cdc24e77b3c8f3214f25bfd140b521a39d167113bf307a7e8d24e445d510bc5e4e41d33c9173bb14e3f2a38bc29a0e3d08c1f0dca4bdb
SSDEEP 48:S46+/nTKYKxbWsptIpBtWZ0iV8jAWiAJCvxft2O2B8mFofjLl:zFuPbOBtWZBV8jAWiAJCdv2Cm0L
TLSH
T16BC19474B3C248B9C491513768AB33D36612EE746784500F9F6711AA38209F7AD3EBC3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Un_A.exe

Path C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
Size 60KB
SHA256 ec94cd2f9857e6bd307ef2f60ff2ad867bd692d5adb21a66bcbe0f0823fbfbc9
MD5 ee1f528f2e964009ed3ede1748c785b4
SHA1 568c90fc3fc743c535cf7effa5e7e7dc9f313b53
SHA512 84f3837285315ff8c4ffe9160b1f664a9d8875a733936343350bdb4c769860c1f4a634dbe864f5a9e2224062e33e64198949bba5f0ce45901a1b59bc9f466e8f
SSDEEP 1536:U/T2X/jN2vxZz0DTHUpouDKgdLeAyN0ihfbs8:UbG7N2kDTHUpouDKceA+jP
TLSH
T10B53AE007790C86BDAB207311876ABBB6FBAF57515649F1723402F1EBCB2680DE1E752
MD5 SHA1 SHA512 SSDEEP TLSH