9afadba0006723439d704c1bf3af6cb9e3b3e0d4796dd2fe89d8fbcc7d25c7af

Analysis

max time kernel
102s
max time network
109s
platform
windows11-21h2_x64
resource
win11-20250410-en
resource tags

arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
submitted
18/04/2025, 04:43

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General

Target

Uninstall.exe
Size

43KB
MD5

8cd0f4d927e641cf5fdccebfa663b91c
SHA1

f19fa54852d1f85a31c5f795ea1cd70846a25c63
SHA256

62a47fcf580bc9419df7ac8e7a3d58008f2e6c914e9051db351d4d852e547877
SHA512

a1a8e38259ffbf9151adac5b23aab151bbcd726cc2e5a12222c4f2bb97ddb1770409d2170ff835b1b7f627858497c4408abcd68ae34a973d9da25149f04bd727
SSDEEP

768:Dh03BWfzcJpdd4jU3eRo8rwV0GfL7rtU7UMt3MBJ7lNT2ANlAArHM:Dh03grsyj5Rk0gtUABJ3Tp3FHM

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
5308	A~NSISu_.exe

Executes dropped EXE 1 IoCs

pid	Process
5308	A~NSISu_.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	A~NSISu_.exe

NSIS installer 1 IoCs

installer

resource	yara_rule
behavioral12/files/0x001200000002ad10-4.dat	nsis_installer_1

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 232 wrote to memory of 5308	232	Uninstall.exe	78
PID 232 wrote to memory of 5308	232	Uninstall.exe	78
PID 232 wrote to memory of 5308	232	Uninstall.exe	78

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:232
- C:\Users\Admin\AppData\Local\Temp\A~NSISu_.exe
  "C:\Users\Admin\AppData\Local\Temp\A~NSISu_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5308

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

C:\Users\Admin\AppData\Local\Temp\A~NSISu_.exe

Filesize
43KB

MD5
8cd0f4d927e641cf5fdccebfa663b91c

SHA1
f19fa54852d1f85a31c5f795ea1cd70846a25c63

SHA256
62a47fcf580bc9419df7ac8e7a3d58008f2e6c914e9051db351d4d852e547877

SHA512
a1a8e38259ffbf9151adac5b23aab151bbcd726cc2e5a12222c4f2bb97ddb1770409d2170ff835b1b7f627858497c4408abcd68ae34a973d9da25149f04bd727

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