Analysis
- max time kernel
898s - max time network
900s - platform
windows11-21h2_x64 - resource
win11-20260911-en - resource tags
arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
22/10/2026, 19:53
Static task
static1
Behavioral task
behavioral1
Sample
test_bot.exe
Resource
win10ltsc2021-20260911-en
Behavioral task
behavioral2
Sample
test_bot.exe
Resource
win11-20260911-en
Behavioral task
behavioral3
Sample
test_bot.exe
Resource
win11ltsc2024-20260911-en
General
- Target test_bot.exe
- Size 462KB
- Sample261022-yl2qnsbd75
- SHA256 b880db3d79a5fd544c4dde01d04b784eec0cfadc3ed6cdc697a7382baf51e624
- MD5 f8da1bc3e4ae2a68fbb6dfca4c90c1d2
- SHA1 d4049f45242cf45eecbf7243db8359c5a9e38826
- SHA512 30a91106ba94f80f4adde48ce809839cbfcb616cdb411b737ed91f1e0692f7c9f42c349e5cefafc0c608a34d0978265919b8348e1ae335e773130e35e24ead9d
- SSDEEP 6144:i4RWRnim+kYu1n6703Spq/jALDmwXIgIvu2wZ8RUmIv2PLkk8HsJP5L5V+0N2:5WRnimLJhnjALDLIvuPZRv24D0w
- TLSH T113A42933D3A286B8C097C174DE8696B2B575FC484134B2AF2745CF123F16B609F6EA94
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes a file named after a Windows system binary 1 TTPs 2 IoCs
The file runs from a user directory while carrying the name of an executable that normally only exists in System32.
description ioc Process File opened (read-only) C:\Users\Admin\AppData\Roaming\Temp\svchost.exe test_bot.exe File opened (read-only) C:\Users\Admin\AppData\Roaming\Temp\svchost.exe svchost.exe - Executes dropped EXE 1 IoCs
pid Process 3044 svchost.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain svchost.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1420 schtasks.exe 4900 schtasks.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3896 wrote to memory of 4900 3896 test_bot.exe 82 PID 3896 wrote to memory of 3044 3896 test_bot.exe 84 PID 3044 wrote to memory of 1420 3044 svchost.exe 85 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\test_bot.exe"C:\Users\Admin\AppData\Local\Temp\test_bot.exe"1⤵
- Executes a file named after a Windows system binary
- Suspicious use of WriteProcessMemory
PID:3896 -
C:\Windows\SYSTEM32\schtasks.exeschtasks.exe /create /f /tn "svchost" /tr "\"C:\Users\Admin\AppData\Roaming\Temp\svchost.exe\"" /sc onlogon /rl limited2⤵
- Scheduled Task/Job: Scheduled Task
PID:4900
-
-
C:\Users\Admin\AppData\Roaming\Temp\svchost.exe"C:\Users\Admin\AppData\Roaming\Temp\svchost.exe"2⤵
- Executes a file named after a Windows system binary
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Windows\SYSTEM32\schtasks.exeschtasks.exe /create /f /tn "svchost" /tr "\"C:\Users\Admin\AppData\Roaming\Temp\svchost.exe\"" /sc onlogon /rl limited3⤵
- Scheduled Task/Job: Scheduled Task
PID:1420
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Temp\svchost.exe
- Size 462KB
- SHA256 b880db3d79a5fd544c4dde01d04b784eec0cfadc3ed6cdc697a7382baf51e624
- MD5 f8da1bc3e4ae2a68fbb6dfca4c90c1d2
- SHA1 d4049f45242cf45eecbf7243db8359c5a9e38826
- SHA512 30a91106ba94f80f4adde48ce809839cbfcb616cdb411b737ed91f1e0692f7c9f42c349e5cefafc0c608a34d0978265919b8348e1ae335e773130e35e24ead9d
- SSDEEP 6144:i4RWRnim+kYu1n6703Spq/jALDmwXIgIvu2wZ8RUmIv2PLkk8HsJP5L5V+0N2:5WRnimLJhnjALDLIvuPZRv24D0w
- TLSH T113A42933D3A286B8C097C174DE8696B2B575FC484134B2AF2745CF123F16B609F6EA94
- MD5 SHA1 SHA512 SSDEEP TLSH