Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/07/2026, 12:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe
Resource
win11ltsc2024-20260706-en
10 signatures
150 seconds
General
- Target db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe
- Size 12.0MB
- Sample260709-pfl9csa16s
- SHA256 db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c
- MD5 5c2fc27d606804af1c92bfde2f5d13bb
- SHA1 0cc1e253c6c1ab3c26d1da1c25a086ec6c2027c4
- SHA512 6dae107d4c05cbc94ca798c64a587f834db857fc1bfe66cf3647ba2bdb280d8c34c2961eae2517c56d13d19f0d53d38d9bd94a9ea0ac73ef2e46345af07b4153
- SSDEEP 196608:A46KLt7htFq0m17BdlV4oZberOvIiPi4iXu++9oVCtG/+t0nTtxwEf/T/3df:/6KLt1Xq0mlBjYkIp4iXY4Xwk7fdf
- TLSH T17DC62201E483C423D72E1A31E5A4D98CF40422798FB661F377798A35DC53EFA94B998E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
Malware Config
Signatures
- Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run u874X3A3c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\u874X3A3c = "C:\\Users\\Admin\\AppData\\Roaming\\WRBERWNEW\\x6NXUux_Vkh9JXcJ52\\u874X3A3c.exe" u874X3A3c.exe - Executes dropped EXE 1 IoCs
pid Process 3308 u874X3A3c.exe - Loads dropped DLL 1 IoCs
pid Process 3308 u874X3A3c.exe - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\vjsc.dll db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language u874X3A3c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3308 u874X3A3c.exe 3308 u874X3A3c.exe 3308 u874X3A3c.exe 3308 u874X3A3c.exe 3308 u874X3A3c.exe 3308 u874X3A3c.exe 3308 u874X3A3c.exe 3308 u874X3A3c.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3308 u874X3A3c.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3308 u874X3A3c.exe 3308 u874X3A3c.exe 3308 u874X3A3c.exe 3308 u874X3A3c.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4972 wrote to memory of 1608 4972 db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe 88 PID 1608 wrote to memory of 3308 1608 db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe"C:\Users\Admin\AppData\Local\Temp\db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Users\Admin\AppData\Local\Temp\db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exeC:\Users\Admin\AppData\Local\Temp\db9c74904da954dd23b592a910d750d67a9bbabb42d16cd24fb91d41abe8531c.exe 46053F0559055005760560057705760559054405610568056C056B0559054405750575054105640571056405590557056A05640568056C056B05620559055205570547054005570552054B054005520559057D0533054B055D05500570057D055A0553056E056D053C054F055D0566054F0530053705590570053D05320531055D053605440536056605--a\k\`2⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1608 -
C:\Users\Admin\AppData\Roaming\WRBERWNEW\x6NXUux_Vkh9JXcJ52\u874X3A3c.exe"C:\Users\Admin\AppData\Roaming\WRBERWNEW\x6NXUux_Vkh9JXcJ52\u874X3A3c.exe"3⤵
- Adds policy Run key to start application
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3308
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\WRBERWNEW\x6NXUux_Vkh9JXcJ52\u874X3A3c.exe
- Size 13KB
- SHA256 bb8284bb92f934d3bb9711450ad66a22f1795c68ceb0af3fd5b2fd7535e9e5ec
- MD5 4153e8141f9b392dfd1be446bade87bd
- SHA1 bc708acdf6b8b60577268a0788f1e375cb3ffeb4
- SHA512 4344990073a3dfe8374431d54dd7e966e6db532b18511702c5c6e7f04669a51cfc9af0b5fffffcbe7e91fd9af519dbc0502323c9a46762a0b86dd939224af1c8
- SSDEEP 192:yl5zoeTMW6vrkvWxoNsDW1uWL/CldolMGo3OuqoMOdLCisXz:yLz7t6AWx4sDWMWLCcMe/oTCp
- TLSH T191524983DB3D911AFCA25FB12269FB027D36F7C10DD39A1315B4A9480C437E69B6062E
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Roaming\WRBERWNEW\x6NXUux_Vkh9JXcJ52\u874X3A3c.txt
- Size 147B
- SHA256 cf95cc9fed654e7563774b91451b7c985e86103b936d88e0de5698a12feb20e3
- MD5 1b1ed08fef10304fed2e8558f28498e8
- SHA1 96ed09c97d9df0a622ea8810474bf4c3420095c9
- SHA512 9c6a1f82fa91899c68da05d579682b3ee871c3b97244bd2a2a7a21a77c1164f5afb4b0cbb8ad103559accdce7b574e39cac2d419b8a11919cf5a45fd2eed60d9
- TLSH T1FBC08C050A8492919482980F4DCB15821218E52A5AA6473402368AAC4F9A128502250C
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\vjsc.dll
- Size 3.0MB
- SHA256 b16f0447a4db1fa0164a1934decf017f557f3a7186a324654b39f51b6b6a35b8
- MD5 ed051224ca30fe2ce2c2da164785edf9
- SHA1 e45c7036450329505fd624e8c6d574b5c620674c
- SHA512 64a297c6e708c35fa8d078b88f5fef9834d2b0393c1f948b4b038d2b427b9182d10c52e7670f3fcc297833698c04c8ac1ae6aec8fa4fec01a0fb78499bb02e63
- SSDEEP 49152:760CP1QHNYTcc4iPaLxDlcvERNYTcc4iPaLxDlcvEoQqb7r0lwv:7FH2QziPqDucR2QziPqDuch2R
- TLSH T186E5F012B883CA36D938FB35942C6FD74D9F3D424BA888F7D648706119B16B22476F87
- MD5 SHA1 SHA512 SSDEEP TLSH