Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
02/06/2026, 07:55
Behavioral task
behavioral1
Sample
tmpxhxo234p.exe
Resource
win10ltsc2021-20260513-en
Behavioral task
behavioral2
Sample
tmpxhxo234p.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral3
Sample
tmpxhxo234p.exe
Resource
win11-20260513-en
General
- Target tmpxhxo234p.exe
- Size 45KB
- Sample260602-jsdj4agv9v
- SHA256 5c047b2da9a7a2d9c078d3b21ced122c46bfd179969c2de639c44dfb07bab1b6
- MD5 bd83675854ef4d4c840012cfba8191a5
- SHA1 567b9d7aa6557f98e45b7adb1e412b6f2893a78c
- SHA512 6ee3c6bf935502bebd849982e8674bb59f1bae31be35fc5d5b43df6e65cedb5cf27096f93ea519f90da9f240d82533ea65dffd36b29293046c6ca5d00e8b9d2e
- SSDEEP 768:kuS7pTPTCFcWUeXa6mo2qAG8V1RpYEcPIazjb7gX3i8HJ3VcyrIRX9gHDBDZMx:kuS7pTPOP2W8VDeEha3bEXS8HJFc2ldO
- TLSH T132231A0037E9C23BF2BE5F78A9F26145867AF2632603E58A1CC451D75623FC686426FD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
onesmallstepstore.com:443
-
onesmallstepstore.com:80
-
onesmallstepstore.com:7797
-
onesmallstepstore.com:8707
-
onesmallstepstore.com:6620
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www.onesmallstepstore.com:443
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www.onesmallstepstore.com:80
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www.onesmallstepstore.com:7797
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www.onesmallstepstore.com:8707
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www.onesmallstepstore.com:6620
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gootloader.onesmallstepstore.com:443
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gootloader.onesmallstepstore.com:80
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gootloader.onesmallstepstore.com:7797
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gootloader.onesmallstepstore.com:8707
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gootloader.onesmallstepstore.com:6620
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clop.onesmallstepstore.com:443
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clop.onesmallstepstore.com:80
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clop.onesmallstepstore.com:7797
-
clop.onesmallstepstore.com:8707
-
clop.onesmallstepstore.com:6620
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klez.onesmallstepstore.com:443
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klez.onesmallstepstore.com:80
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klez.onesmallstepstore.com:7797
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klez.onesmallstepstore.com:8707
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klez.onesmallstepstore.com:6620
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lokibot.onesmallstepstore.com:443
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lokibot.onesmallstepstore.com:80
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lokibot.onesmallstepstore.com:7797
-
lokibot.onesmallstepstore.com:8707
-
lokibot.onesmallstepstore.com:6620
-
QtUL10VI7YSo
-
delay
0
-
install
true
-
install_file
lw9w.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral3/files/0x001a00000002b4ab-8.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 4892 lw9w.exe 2832 lw9w.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lw9w.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lw9w.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tmpxhxo234p.exe - Delays execution with timeout.exe 1 IoCs
pid Process 2696 timeout.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 4928 schtasks.exe - Suspicious behavior: EnumeratesProcesses 19 IoCs
pid Process 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe 3380 tmpxhxo234p.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3380 tmpxhxo234p.exe Token: SeDebugPrivilege 4892 lw9w.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3380 wrote to memory of 3116 3380 tmpxhxo234p.exe 84 PID 3380 wrote to memory of 932 3380 tmpxhxo234p.exe 86 PID 932 wrote to memory of 2696 932 cmd.exe 88 PID 3116 wrote to memory of 4928 3116 cmd.exe 89 PID 932 wrote to memory of 2832 932 cmd.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\tmpxhxo234p.exe"C:\Users\Admin\AppData\Local\Temp\tmpxhxo234p.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "lw9w" /tr '"C:\Users\Admin\AppData\Roaming\lw9w.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3116 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "lw9w" /tr '"C:\Users\Admin\AppData\Roaming\lw9w.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4928
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp59C3.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:932 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2696
-
-
C:\Users\Admin\AppData\Roaming\lw9w.exe"C:\Users\Admin\AppData\Roaming\lw9w.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2832
-
-
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C:\Users\Admin\AppData\Roaming\lw9w.exe"C:\Users\Admin\AppData\Roaming\lw9w.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4892
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp59C3.tmp.bat
- Size 148B
- SHA256 dd13fad54d3c5194450953bb65079951e7bd5cf9158cf6d852c4263791f4ff50
- MD5 8915613e8b21b7bfa66920d5097eaeef
- SHA1 7bcef74b19dd87652116f752274d524171a2d8e8
- SHA512 d0c3219401770774db3cb2c02e46fbdce058a1d1b03e5e345f8afa0cc44d1345e6e94186311f23aedf33a400692a8e0a2ea554d1d0f71371a70b47e89a29b113
- TLSH T1CFC02B5299C6EE5F2845181302FAD99C91B2AC1A3F81BB00C704500E2380868F4D9341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\lw9w.exe
- Size 45KB
- SHA256 5c047b2da9a7a2d9c078d3b21ced122c46bfd179969c2de639c44dfb07bab1b6
- MD5 bd83675854ef4d4c840012cfba8191a5
- SHA1 567b9d7aa6557f98e45b7adb1e412b6f2893a78c
- SHA512 6ee3c6bf935502bebd849982e8674bb59f1bae31be35fc5d5b43df6e65cedb5cf27096f93ea519f90da9f240d82533ea65dffd36b29293046c6ca5d00e8b9d2e
- SSDEEP 768:kuS7pTPTCFcWUeXa6mo2qAG8V1RpYEcPIazjb7gX3i8HJ3VcyrIRX9gHDBDZMx:kuS7pTPOP2W8VDeEha3bEXS8HJFc2ldO
- TLSH T132231A0037E9C23BF2BE5F78A9F26145867AF2632603E58A1CC451D75623FC686426FD
- MD5 SHA1 SHA512 SSDEEP TLSH