eff4252ab3f2220ade02e820dc3d4ee140152075ed8af1f86f77a593aa7cd65c

Analysis

max time kernel
150s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/11/2026, 17:18

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General

Target
$R0/Uninstall StoneLeap.exe
Size 194KB
Sample261102-vt88yavyew
SHA256 eff4252ab3f2220ade02e820dc3d4ee140152075ed8af1f86f77a593aa7cd65c
MD5 ba0a6df4adb31256a4e25a83c43d66db
SHA1 abba2cd07a4c5b2fb50506131c077d3b703930a7
SHA512 86d6b3a9c11a760b86d7085635a0a316f532e1263681429f77bfdb75dc17c5574aea4dd123e7178310560f57bc1ac3d1c8cc8edd82627511b5dfd3b04d938e49
SSDEEP 6144:c740IBLSMlDIVFspeS2Ua8T2t0EyL+yaG:eUuqIVFJlCLRKJG
TLSH
T1B5140110A3B0C427E5F70FB146B653DF59BAF811246A8F432B942A2F3967285DC1E792
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4084	Un_A.exe

Loads dropped DLL 2 IoCs

pid	Process
4084	Un_A.exe
4084	Un_A.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2536	4084	WerFault.exe	89

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 StoneLeap.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 4524 wrote to memory of 4084	4524	Uninstall StoneLeap.exe	89

C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall StoneLeap.exe
"C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall StoneLeap.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4524
- 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\$R0\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4084 -s 732
    3⤵
    - Program crash
    PID:2536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4084 -ip 4084
1⤵
PID:3172

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

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Downloads

System.dll

Path C:\Users\Admin\AppData\Local\Temp\nszCD3A.tmp\System.dll
Size 12KB
SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
MD5 0d7ad4f45dc6f5aa87f606d0331c6901
SHA1 48df0911f0484cbe2a8cdd5362140b63c41ee457
SHA512 c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
SSDEEP 192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6
TLSH
T1BA428E12977049F2F1A0183C10A67F265FBEAE5C1BE445A39FE380867D652DF9436343
MD5 SHA1 SHA512 SSDEEP TLSH

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UAC.dll

Path C:\Users\Admin\AppData\Local\Temp\nszCD3A.tmp\UAC.dll
Size 14KB
SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
MD5 adb29e6b186daa765dc750128649b63d
SHA1 160cbdc4cb0ac2c142d361df138c537aa7e708c9
SHA512 b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada
SSDEEP 192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs
TLSH
T10F623AAA62E847BEE2221636B96723130BFDB5203DA1D01F4D531E596C30BE3953D61A
MD5 SHA1 SHA512 SSDEEP TLSH

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Un_A.exe

Path C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
Size 194KB
SHA256 eff4252ab3f2220ade02e820dc3d4ee140152075ed8af1f86f77a593aa7cd65c
MD5 ba0a6df4adb31256a4e25a83c43d66db
SHA1 abba2cd07a4c5b2fb50506131c077d3b703930a7
SHA512 86d6b3a9c11a760b86d7085635a0a316f532e1263681429f77bfdb75dc17c5574aea4dd123e7178310560f57bc1ac3d1c8cc8edd82627511b5dfd3b04d938e49
SSDEEP 6144:c740IBLSMlDIVFspeS2Ua8T2t0EyL+yaG:eUuqIVFJlCLRKJG
TLSH
T1B5140110A3B0C427E5F70FB146B653DF59BAF811246A8F432B942A2F3967285DC1E792
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads