Analysis
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max time kernel
453s -
max time network
441s -
platform
windows10-ltsc 2021_x64 -
resource
win10ltsc2021-20250113-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20250113-enlocale:en-usos:windows10-ltsc 2021-x64system -
submitted
20-01-2025 13:04
Static task
static1
Behavioral task
behavioral1
Sample
BootstrapperV1.23.exe
Resource
win10ltsc2021-20250113-en
Behavioral task
behavioral2
Sample
BootstrapperV1.23.exe
Resource
win7-20240903-en
General
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Target
BootstrapperV1.23.exe
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Size
800KB
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MD5
02c70d9d6696950c198db93b7f6a835e
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SHA1
30231a467a49cc37768eea0f55f4bea1cbfb48e2
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SHA256
8f2e28588f2303bd8d7a9b0c3ff6a9cb16fa93f8ddc9c5e0666a8c12d6880ee3
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SHA512
431d9b9918553bff4f4a5bc2a5e7b7015f8ad0e2d390bb4d5264d08983372424156524ef5587b24b67d1226856fc630aaca08edc8113097e0094501b4f08efeb
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SSDEEP
12288:qhd8cjaLXVh84wEFkW1mocaBj6WtiRPpptHxQ0z:2ycjar84w5W4ocaBj6y2tHDz
Malware Config
Signatures
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Downloads MZ/PE file
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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-1-5-21-2503671516-4119152987-701077851-1000\Control Panel\International\Geo\Nation BootstrapperV1.23.exe -
Executes dropped EXE 1 IoCs
pid Process 3956 BootstrapperV2.18.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
pid Process 2184 ipconfig.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 3096 WMIC.exe 3096 WMIC.exe 3096 WMIC.exe 3096 WMIC.exe 3956 BootstrapperV2.18.exe -
Suspicious use of AdjustPrivilegeToken 44 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3096 WMIC.exe Token: SeSecurityPrivilege 3096 WMIC.exe Token: SeTakeOwnershipPrivilege 3096 WMIC.exe Token: SeLoadDriverPrivilege 3096 WMIC.exe Token: SeSystemProfilePrivilege 3096 WMIC.exe Token: SeSystemtimePrivilege 3096 WMIC.exe Token: SeProfSingleProcessPrivilege 3096 WMIC.exe Token: SeIncBasePriorityPrivilege 3096 WMIC.exe Token: SeCreatePagefilePrivilege 3096 WMIC.exe Token: SeBackupPrivilege 3096 WMIC.exe Token: SeRestorePrivilege 3096 WMIC.exe Token: SeShutdownPrivilege 3096 WMIC.exe Token: SeDebugPrivilege 3096 WMIC.exe Token: SeSystemEnvironmentPrivilege 3096 WMIC.exe Token: SeRemoteShutdownPrivilege 3096 WMIC.exe Token: SeUndockPrivilege 3096 WMIC.exe Token: SeManageVolumePrivilege 3096 WMIC.exe Token: 33 3096 WMIC.exe Token: 34 3096 WMIC.exe Token: 35 3096 WMIC.exe Token: 36 3096 WMIC.exe Token: SeIncreaseQuotaPrivilege 3096 WMIC.exe Token: SeSecurityPrivilege 3096 WMIC.exe Token: SeTakeOwnershipPrivilege 3096 WMIC.exe Token: SeLoadDriverPrivilege 3096 WMIC.exe Token: SeSystemProfilePrivilege 3096 WMIC.exe Token: SeSystemtimePrivilege 3096 WMIC.exe Token: SeProfSingleProcessPrivilege 3096 WMIC.exe Token: SeIncBasePriorityPrivilege 3096 WMIC.exe Token: SeCreatePagefilePrivilege 3096 WMIC.exe Token: SeBackupPrivilege 3096 WMIC.exe Token: SeRestorePrivilege 3096 WMIC.exe Token: SeShutdownPrivilege 3096 WMIC.exe Token: SeDebugPrivilege 3096 WMIC.exe Token: SeSystemEnvironmentPrivilege 3096 WMIC.exe Token: SeRemoteShutdownPrivilege 3096 WMIC.exe Token: SeUndockPrivilege 3096 WMIC.exe Token: SeManageVolumePrivilege 3096 WMIC.exe Token: 33 3096 WMIC.exe Token: 34 3096 WMIC.exe Token: 35 3096 WMIC.exe Token: 36 3096 WMIC.exe Token: SeDebugPrivilege 3024 BootstrapperV1.23.exe Token: SeDebugPrivilege 3956 BootstrapperV2.18.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 3024 wrote to memory of 1144 3024 BootstrapperV1.23.exe 82 PID 3024 wrote to memory of 1144 3024 BootstrapperV1.23.exe 82 PID 1144 wrote to memory of 2184 1144 cmd.exe 84 PID 1144 wrote to memory of 2184 1144 cmd.exe 84 PID 3024 wrote to memory of 2172 3024 BootstrapperV1.23.exe 86 PID 3024 wrote to memory of 2172 3024 BootstrapperV1.23.exe 86 PID 2172 wrote to memory of 3096 2172 cmd.exe 88 PID 2172 wrote to memory of 3096 2172 cmd.exe 88 PID 3024 wrote to memory of 3956 3024 BootstrapperV1.23.exe 90 PID 3024 wrote to memory of 3956 3024 BootstrapperV1.23.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\BootstrapperV1.23.exe"C:\Users\Admin\AppData\Local\Temp\BootstrapperV1.23.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3024 -
C:\Windows\SYSTEM32\cmd.exe"cmd" /c ipconfig /all2⤵
- Suspicious use of WriteProcessMemory
PID:1144 -
C:\Windows\system32\ipconfig.exeipconfig /all3⤵
- Gathers network information
PID:2184
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C:\Windows\SYSTEM32\cmd.exe"cmd" /c wmic nicconfig where (IPEnabled=TRUE) call SetDNSServerSearchOrder ("1.1.1.1", "1.0.0.1")2⤵
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Windows\System32\Wbem\WMIC.exewmic nicconfig where (IPEnabled=TRUE) call SetDNSServerSearchOrder ("1.1.1.1", "1.0.0.1")3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3096
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C:\Users\Admin\AppData\Local\Temp\BootstrapperV2.18.exe"C:\Users\Admin\AppData\Local\Temp\BootstrapperV2.18.exe" --oldBootstrapper "C:\Users\Admin\AppData\Local\Temp\BootstrapperV1.23.exe" --isUpdate true2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3956
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.9MB
MD54d207914ab7b161d4a8e6bf45cd27de4
SHA1accd340b49754a770fd8debc10a379fe587336f6
SHA2563c4dcf944e748c91df983422349e3a10f8271d3ef77ceee73d071b3d5e764f1b
SHA5127df470c7c3b1f695289202363826d86af5e878138aa7c50a5d678df1ee95c0e9e2e87dc913be007e212519b05ab56146766768fbe00c583f5b57b905fbbf3f19