5869a0ebad4731751c9c21975a2861363fabd79985fe93d3c4cb3595a6da23c7

Analysis

max time kernel
898s
max time network
435s
platform
windows10-2004_x64
resource
win10v2004-20260513-es
resource tags

arch:x64arch:x86image:win10v2004-20260513-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
24/08/2026, 04:38

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General

Target
uninst Purity.exe
Size 212KB
Sample260824-e9g7dsshpb
SHA256 5869a0ebad4731751c9c21975a2861363fabd79985fe93d3c4cb3595a6da23c7
MD5 cd3286e328c8f5a6cfc58bccfdc6b6ba
SHA1 a39ff471ec081ec1a89d5511e1a87fd1c2e4462d
SHA512 a96ca8cc6ee6e26940345bbeb2a639577322b03fa0146f24ba5fca3e7a1313c3e7911fb8a3b232dab75a958a3acbb970466979089d5fb90b05602c4b3142b53a
SSDEEP 3072:XLk395hYXJewl03IT2TkMjKK1HNz0DPWFjdhdWdyWmlvJYDBW7gYN:XQqkwkI6kMBn0KFj18IYWF
TLSH
T190248C447188846BCE5A42334F279B5FE9634ADD5D30211B2AACAF6F393737711288F2
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery installer

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3816	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
3816	Au_.exe

Loads dropped DLL 2 IoCs

pid	Process
3816	Au_.exe
3816	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	uninst Purity.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral21/files/0x000800000002451d-3.dat	nsis_installer_1
behavioral21/files/0x000800000002451d-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 3816	2104	uninst Purity.exe	83

C:\Users\Admin\AppData\Local\Temp\uninst Purity.exe
"C:\Users\Admin\AppData\Local\Temp\uninst Purity.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.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:3816

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

InstallOptions.dll

Path C:\Users\Admin\AppData\Local\Temp\nsm5705.tmp\InstallOptions.dll
Size 14KB
SHA256 c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b
MD5 325b008aec81e5aaa57096f05d4212b5
SHA1 27a2d89747a20305b6518438eff5b9f57f7df5c3
SHA512 18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf
SSDEEP 192:86d+dHXLHQOPiY53uiUdigyU+WsPdc/A1A+2jwK72dwF7dBEnbok:86UdHXcIiY535zBt2jw+BEnbo
TLSH
T1ED622A11778888F3DBD2013EB4533707AF9D5126B4929ED2CA271ECA6D2B05D7EB2346
MD5 SHA1 SHA512 SSDEEP TLSH

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LangDLL.dll

Path C:\Users\Admin\AppData\Local\Temp\nsm5705.tmp\LangDLL.dll
Size 5KB
SHA256 60a964095af1be79f6a99b22212fefe2d16f5a0afd7e707d14394e4143e3f4f5
MD5 9384f4007c492d4fa040924f31c00166
SHA1 aba37faef30d7c445584c688a0b5638f5db31c7b
SHA512 68f158887e24302673227adffc688fd3edabf097d7f5410f983e06c6b9c7344ca1d8a45c7fa05553adcc5987993df3a298763477168d4842e554c4eb93b9aaaf
SSDEEP 48:iV6pAvmNC6iMPUptxEZK65x/AmvycNSmwVsOYJyvrpXptp/JvR0Jlof5d2:2811GED5ZTvycNSmwVsTJuftpZR0Sd2
TLSH
T129C18333B3C24AF5D6950633252373C366539E342359804F9B6712AA69208FBDD6E793
MD5 SHA1 SHA512 SSDEEP TLSH

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ioSpecial.ini

Path C:\Users\Admin\AppData\Local\Temp\nsm5705.tmp\ioSpecial.ini
Size 643B
SHA256 9f7ffda600e93d74d4fadadc3ca2f17a55c99ac666d5d4c5ae21aec4848fc108
MD5 7a4a6cfbbc0792cc18c354d1fe5a4a48
SHA1 c4a7e6d5234c8c0bddbe11d36435974ab5681b75
SHA512 e3df725c90549dc9fcce653d35ad5047d372b462d7bc04642b6a03774e61f6d28af0321ecbebf9e837f54b2c945474eef6021ef290d02237b2c0268e08dbb811
TLSH
T18CF07DC6816A93392C10827BA0BA37D9B3E01E744B5635F1BC674883934DCDF4AE7693
MD5 SHA1 SHA512 TLSH

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Au_.exe

Path C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
Size 212KB
SHA256 5869a0ebad4731751c9c21975a2861363fabd79985fe93d3c4cb3595a6da23c7
MD5 cd3286e328c8f5a6cfc58bccfdc6b6ba
SHA1 a39ff471ec081ec1a89d5511e1a87fd1c2e4462d
SHA512 a96ca8cc6ee6e26940345bbeb2a639577322b03fa0146f24ba5fca3e7a1313c3e7911fb8a3b232dab75a958a3acbb970466979089d5fb90b05602c4b3142b53a
SSDEEP 3072:XLk395hYXJewl03IT2TkMjKK1HNz0DPWFjdhdWdyWmlvJYDBW7gYN:XQqkwkI6kMBn0KFj18IYWF
TLSH
T190248C447188846BCE5A42334F279B5FE9634ADD5D30211B2AACAF6F393737711288F2
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

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Downloads