1d97338d798e0f96849db3f5afaa5ece993732ff282b34fe2a8184653a60b84e

Analysis

max time kernel
150s
max time network
132s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/10/2026, 12:14

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General

Target
Uninstall.exe
Size 177KB
Sample261030-peatyaed95
SHA256 1d97338d798e0f96849db3f5afaa5ece993732ff282b34fe2a8184653a60b84e
MD5 0048b89e6ec5b69e6c0d82b9b52a0993
SHA1 9d8260425554e054e772f48d4a228e195902a5e0
SHA512 3827fa5b10d9dce49f5c771da15266c3271501dd3d89fcae00d12f66c8e96517e3a1ed2cc4876ebb15729a29abab44ec57d4c7853e3a94576be76219c23a082e
SSDEEP 3072:dJ2S2L6KbqDCwcr6fiHAdVdW8EnxBVA3R9X7Hps5Wuu:d8LxBXX8ySvX7HpFF
TLSH
T1250430A47F85C4CAF316E8B960F48A54EA2B9D9D190B005ACE3FF07A537CA5879D3113
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery installer

Malware Config

Signatures

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
6132	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
6132	Au_.exe

Loads dropped DLL 3 IoCs

pid	Process
6132	Au_.exe
6132	Au_.exe
6132	Au_.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	Au_.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral22/files/0x000d00000001c497-0.dat	nsis_installer_1
behavioral22/files/0x000d00000001c497-0.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 6132	4088	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:4088
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:6132

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

System.dll

Path C:\Users\Admin\AppData\Local\Temp\nsr3A70.tmp\System.dll
Size 10KB
SHA256 bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1
MD5 56a321bd011112ec5d8a32b2f6fd3231
SHA1 df20e3a35a1636de64df5290ae5e4e7572447f78
SHA512 5354890cbc53ce51081a78c64ba9c4c8c4dc9e01141798c1e916e19c5776dac7c82989fad0f08c73e81aaba332dad81205f90d0663119af45550b97b338b9cc3
SSDEEP 192:uv+cJZE61KRWJQO6tFiUdK7ckK4k7l1XRBm0w+NiHi1GSJ:uf6rtFRduQ1W+fG8
TLSH
T127225C5893E0C1F3D6A0853C18A73A772729712445A18FE3CFA35841AE196D7BC7E336
MD5 SHA1 SHA512 SSDEEP TLSH

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modern-wizard.bmp

Path C:\Users\Admin\AppData\Local\Temp\nsr3A70.tmp\modern-wizard.bmp
Size 25KB
SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
MD5 cbe40fd2b1ec96daedc65da172d90022
SHA1 366c216220aa4329dff6c485fd0e9b0f4f0a7944
SHA512 62990cb16e37b6b4eff6ab03571c3a82dcaa21a1d393c3cb01d81f62287777fb0b4b27f8852b5fa71bc975feab5baa486d33f2c58660210e115de7e2bd34ea63
SSDEEP 24:Qwika6aSaaDaVYoG6abuJsnZs5GhI11BayNXPcDrSsUWcSphsWwlEWqCl6aHAX2x:Qoi47a5G8SddzKFIcsOz3Xz
TLSH
T139C29757DE6B6EA4BE0804EF1A0694931C71FE211AB0CD0561D2B767B4FC93B19A0B3C
MD5 SHA1 SHA512 SSDEEP TLSH

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nsDialogs.dll

Path C:\Users\Admin\AppData\Local\Temp\nsr3A70.tmp\nsDialogs.dll
Size 9KB
SHA256 4cd17f660560934a001fc8e6fdcea50383b78ca129fb236623a9666fcbd13061
MD5 f832e4279c8ff9029b94027803e10e1b
SHA1 134ff09f9c70999da35e73f57b70522dc817e681
SHA512 bf92b61aa267e3935f0ea7f47d8d96f09f016e648c2a7e7dcd5ecc47da864e824c592098c1e39526b643bd126c5c99d68a7040411a4cf68857df629f24d4107d
SSDEEP 96:ytJ6tC4jcY5rKhkfL9SYdKkcxM2DjDf3GEfKvBKav+Yx4yndY7ndS27gA:yyj6QS8HREf+BYYxbdqn420
TLSH
T19212F9675A0011B3E9A3223D306A2E3F977C9325D0527C03C677AE562BF031A7D3A355
MD5 SHA1 SHA512 SSDEEP TLSH

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Au_.exe

Path C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe
Size 177KB
SHA256 1d97338d798e0f96849db3f5afaa5ece993732ff282b34fe2a8184653a60b84e
MD5 0048b89e6ec5b69e6c0d82b9b52a0993
SHA1 9d8260425554e054e772f48d4a228e195902a5e0
SHA512 3827fa5b10d9dce49f5c771da15266c3271501dd3d89fcae00d12f66c8e96517e3a1ed2cc4876ebb15729a29abab44ec57d4c7853e3a94576be76219c23a082e
SSDEEP 3072:dJ2S2L6KbqDCwcr6fiHAdVdW8EnxBVA3R9X7Hps5Wuu:d8LxBXX8ySvX7HpFF
TLSH
T1250430A47F85C4CAF316E8B960F48A54EA2B9D9D190B005ACE3FF07A537CA5879D3113
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads