Analysis
- max time kernel
149s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/09/2026, 13:33
Static task
static1
Behavioral task
behavioral1
Sample
Documents_.JS.js
Resource
win10v2004-20260911-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
Documents_.JS.js
Resource
win11ltsc2024-20260911-en
12 signatures
150 seconds
General
- Target Documents_.JS.js
- Size 3.1MB
- Sample260924-qtpgbas13m
- SHA256 f58c7e2a30cb8a5f1b92049cbeb1a0cf4e1818998d963dbec111f3519129d573
- MD5 03a01fd1e5cb070f925459585e1e9281
- SHA1 d2903ad4c9d1be589cbc4c1e81e11e8d49e94cb1
- SHA512 6254fd7efa8c741ee7592a229a48e3099f8be3784ebde645f71bb8c735ca5b9e783b819e27c0061fb45cc1b0eea4c3fedb35fd5cf7f313b2b88204c328fe7b44
- SSDEEP 98304:oZZbsgBKoBOXupGT3kTcAtRwCQjjjQH7LEuTXSvUgvqgzPnKUY:oZZblKoBOXgGT3kcA/wCQ47LVTX5gvqx
- TLSH T133E5A3812784F3327329A77DD2759EA495CEA80324E9CF18316DE6347A5C9076F28BD3
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000\Control Panel\International\Geo\Nation wscript.exe - Executes dropped EXE 1 IoCs
pid Process 4636 YSOZAJYFPSKQQFMB.exe - Suspicious use of SetThreadContext 2 IoCs
description pid Process PID 4636 set thread context of 4856 4636 YSOZAJYFPSKQQFMB.exe PID 4636 set thread context of 4856 4636 YSOZAJYFPSKQQFMB.exe - Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 3 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 3808 cmd.exe 1520 cmd.exe 1148 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 7 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language YSOZAJYFPSKQQFMB.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language whoami.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2060 schtasks.exe - Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 4636 YSOZAJYFPSKQQFMB.exe 4636 YSOZAJYFPSKQQFMB.exe 4636 YSOZAJYFPSKQQFMB.exe 4636 YSOZAJYFPSKQQFMB.exe 4636 YSOZAJYFPSKQQFMB.exe 4636 YSOZAJYFPSKQQFMB.exe 4636 YSOZAJYFPSKQQFMB.exe 4636 YSOZAJYFPSKQQFMB.exe 4636 YSOZAJYFPSKQQFMB.exe - Suspicious behavior: MapViewOfSection 1 TTPs 2 IoCs
pid Process 4636 YSOZAJYFPSKQQFMB.exe 4636 YSOZAJYFPSKQQFMB.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4080 whoami.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2348 wrote to memory of 4636 2348 wscript.exe 91 PID 4636 wrote to memory of 3808 4636 YSOZAJYFPSKQQFMB.exe 93 PID 3808 wrote to memory of 4080 3808 cmd.exe 94 PID 4636 wrote to memory of 1520 4636 YSOZAJYFPSKQQFMB.exe 95 PID 1520 wrote to memory of 1360 1520 cmd.exe 96 PID 4636 wrote to memory of 1148 4636 YSOZAJYFPSKQQFMB.exe 97 PID 1148 wrote to memory of 2060 1148 cmd.exe 100
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\Documents_.JS.js1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Users\Admin\Documents\YSOZAJYFPSKQQFMB.exe"C:\Users\Admin\Documents\YSOZAJYFPSKQQFMB.exe" C:\Users\Admin\Documents\YSOZAJYFPSKQQFMB.ttf2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c whoami3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3808 -
C:\Windows\SysWOW64\whoami.exewhoami4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4080
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /query /tn "YSOZAJYFPSKQQFMB" 2>nul3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1520 -
C:\Windows\SysWOW64\schtasks.exeschtasks /query /tn "YSOZAJYFPSKQQFMB"4⤵
- System Location Discovery: System Language Discovery
PID:1360
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c schtasks /create /sc minute /mo 15 /tn "YSOZAJYFPSKQQFMB" /tr "cmd /c \"C:\Users\Admin\Documents\BMFQQKSPFYJAZOSY.url\"" /ru "zpzanawl\admin" /f /it3⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1148 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 15 /tn "YSOZAJYFPSKQQFMB" /tr "cmd /c \"C:\Users\Admin\Documents\BMFQQKSPFYJAZOSY.url\"" /ru "zpzanawl\admin" /f /it4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2060
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C:\Windows\system32\cmd.execmd1⤵PID:2028
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\Documents\YSOZAJYFPSKQQFMB.exe
- Size 499KB
- SHA256 d447a06cba8d3dbe80e09d73dd64576836b258961ee0d3ba56cf26cea7962b49
- MD5 7675b38aabebc8427171447edd484b5b
- SHA1 145c72f8acdcd366869f955dffd000d3bc146b6e
- SHA512 bc9bddbee59f165742a3203f9e2ba9de409e66de6334cb352cded84cce3e1074dbd0ac17b29e58c8729906848b64d1486fb8c848ca15422127b2baeb4c5e5dbe
- SSDEEP 12288:HW7YOPcqPqvopYJNWGIbK8AJYlqWuSr7B/Uj:HW7RPcqPqvopYJYK8AyldpUj
- TLSH T176B43AC4BACB08F1E2A355B0C49BDB7F96349A050022D5BAFF5CBD59EC33746092725A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\Documents\YSOZAJYFPSKQQFMB.mui
- Size 2B
- SHA256 7b1a278f5abe8e9da907fc9c29dfd432d60dc76e17b0fabab659d2a508bc65c4
- MD5 26657d5ff9020d2abefe558796b99584
- SHA1 6fb84aed32facd1299ee1e77c8fd2b1a6352669e
- SHA512 891014f3aa311091ca567206aa98adf7d0395b10e39c5dc51fd2cec15e0732fa0d24a725cbfa5435e8973e2d2e4786c28c204bcab6c2c43c284fe08996be6b77
- MD5 SHA1 SHA512
- Path C:\Users\Admin\Documents\YSOZAJYFPSKQQFMB.ttf
- Size 497KB
- SHA256 e881bfd1f0bcf528e000eacbb686c7559f9f1889c4b50b061ca14e9c9baa53ea
- MD5 bbc2c630e04a7a45cde3589cfff959a3
- SHA1 24570525a91d2c1ae07d75cd15f645aa7e39917e
- SHA512 f6072fff03a492c4403818e6676b0dcff16e76fbad2cae1ea717ec8b5234dfd1e8d4d0fa1a49e8eacc4ea4168584dc979059806ead9feded2d2d0a1f1aafcbea
- SSDEEP 6144:UUwgmiIyJsZu6t1qp/E1ORWXcecTWUhJcmNb2MWQ2+LOW+bzifm6082pPO70YT8S:L+jR8F1RD9TWzmNb1oi61PWl98kvj
- TLSH T171B4AF8BB58748787AB642F0CC6BAD9B3476D0E9075E09435FD8D090A7243BCC5FAA35
- MD5 SHA1 SHA512 SSDEEP TLSH