d9905baee2af135e3e0320f33baa3c782fbc55e3a6f82aea939801ece3ecfb72

Analysis

max time kernel
148s
max time network
127s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/07/2026, 12:24

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General

Target
Uninstall.exe
Size 288KB
Sample260731-plagraae87
SHA256 d9905baee2af135e3e0320f33baa3c782fbc55e3a6f82aea939801ece3ecfb72
MD5 e884c78f01a603fe70eb2fa9aaf3d276
SHA1 990faa43cf6a4ec5c3f13db607ff83844698c69d
SHA512 44c49839840cf4eaca2333638e8ccaf6b964310b6a1bcf5798d8eedaef1f671e591f9f34be35d414788d00e3db60ccf20ac7f5ec47ea2b8256a9c065f3d6b17a
SSDEEP 6144:a6dCMv7SNKffWfCT6LNw3JEIVzk0wZ2mO4dHUTSRSUC:ilQfuaTEKJji0c2d4d0TSTC
TLSH
T19E54015277D0C026E21B09715AFBE7F7F372F1A0085A0ACBBB415B7F6552688DD0A2C6
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery installer

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1400	Un_A.exe

Executes dropped EXE 1 IoCs

pid	Process
1400	Un_A.exe

Loads dropped DLL 2 IoCs

pid	Process
1400	Un_A.exe
1400	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

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral12/files/0x000d00000001c588-0.dat	nsis_installer_1
behavioral12/files/0x000d00000001c588-0.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 948 wrote to memory of 1400	948	Uninstall.exe	89

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:948
- 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:1400

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

UserInfo.dll

Path C:\Users\Admin\AppData\Local\Temp\nsb51A2.tmp\UserInfo.dll
Size 4KB
SHA256 a912514823df595ba3a048099d3b89e925a4d41742afc67e772060952892f312
MD5 e167f9a565781a30c03ff10370033319
SHA1 1858758b076946073de375c6eb1bec9867aa3689
SHA512 96d8f5ac8e2c0961ba71075de52d12515e7a058cddf3fa1ec14e77545b0b5f4e29324a13e2eb287a447f1d24dc9f09e0a70b0a25401b0ef8d90e6e4a96ce6c61
TLSH
T1AF81717BA3E41EF3C048437B409718E76761CE701396011F59470A8A28E0E7BEDAEF49
MD5 SHA1 SHA512 TLSH

Submit Download

Un_A.exe

Path C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
Size 288KB
SHA256 d9905baee2af135e3e0320f33baa3c782fbc55e3a6f82aea939801ece3ecfb72
MD5 e884c78f01a603fe70eb2fa9aaf3d276
SHA1 990faa43cf6a4ec5c3f13db607ff83844698c69d
SHA512 44c49839840cf4eaca2333638e8ccaf6b964310b6a1bcf5798d8eedaef1f671e591f9f34be35d414788d00e3db60ccf20ac7f5ec47ea2b8256a9c065f3d6b17a
SSDEEP 6144:a6dCMv7SNKffWfCT6LNw3JEIVzk0wZ2mO4dHUTSRSUC:ilQfuaTEKJji0c2d4d0TSTC
TLSH
T19E54015277D0C026E21B09715AFBE7F7F372F1A0085A0ACBBB415B7F6552688DD0A2C6
MD5 SHA1 SHA512 SSDEEP TLSH