Analysis
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max time kernel
94s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2024 23:28
Static task
static1
Behavioral task
behavioral1
Sample
New folder/New folder/BootstrapperV1.23.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
New folder/New folder/BootstrapperV1.23.exe
Resource
win10v2004-20241007-en
General
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Target
New folder/New folder/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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation BootstrapperV1.23.exe -
Executes dropped EXE 1 IoCs
pid Process 4520 BootstrapperV2.04.exe -
Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 Destination IP 1.0.0.1 -
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 3508 ipconfig.exe -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3112 WMIC.exe Token: SeSecurityPrivilege 3112 WMIC.exe Token: SeTakeOwnershipPrivilege 3112 WMIC.exe Token: SeLoadDriverPrivilege 3112 WMIC.exe Token: SeSystemProfilePrivilege 3112 WMIC.exe Token: SeSystemtimePrivilege 3112 WMIC.exe Token: SeProfSingleProcessPrivilege 3112 WMIC.exe Token: SeIncBasePriorityPrivilege 3112 WMIC.exe Token: SeCreatePagefilePrivilege 3112 WMIC.exe Token: SeBackupPrivilege 3112 WMIC.exe Token: SeRestorePrivilege 3112 WMIC.exe Token: SeShutdownPrivilege 3112 WMIC.exe Token: SeDebugPrivilege 3112 WMIC.exe Token: SeSystemEnvironmentPrivilege 3112 WMIC.exe Token: SeRemoteShutdownPrivilege 3112 WMIC.exe Token: SeUndockPrivilege 3112 WMIC.exe Token: SeManageVolumePrivilege 3112 WMIC.exe Token: 33 3112 WMIC.exe Token: 34 3112 WMIC.exe Token: 35 3112 WMIC.exe Token: 36 3112 WMIC.exe Token: SeIncreaseQuotaPrivilege 3112 WMIC.exe Token: SeSecurityPrivilege 3112 WMIC.exe Token: SeTakeOwnershipPrivilege 3112 WMIC.exe Token: SeLoadDriverPrivilege 3112 WMIC.exe Token: SeSystemProfilePrivilege 3112 WMIC.exe Token: SeSystemtimePrivilege 3112 WMIC.exe Token: SeProfSingleProcessPrivilege 3112 WMIC.exe Token: SeIncBasePriorityPrivilege 3112 WMIC.exe Token: SeCreatePagefilePrivilege 3112 WMIC.exe Token: SeBackupPrivilege 3112 WMIC.exe Token: SeRestorePrivilege 3112 WMIC.exe Token: SeShutdownPrivilege 3112 WMIC.exe Token: SeDebugPrivilege 3112 WMIC.exe Token: SeSystemEnvironmentPrivilege 3112 WMIC.exe Token: SeRemoteShutdownPrivilege 3112 WMIC.exe Token: SeUndockPrivilege 3112 WMIC.exe Token: SeManageVolumePrivilege 3112 WMIC.exe Token: 33 3112 WMIC.exe Token: 34 3112 WMIC.exe Token: 35 3112 WMIC.exe Token: 36 3112 WMIC.exe Token: SeDebugPrivilege 4384 BootstrapperV1.23.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4384 wrote to memory of 1344 4384 BootstrapperV1.23.exe 84 PID 4384 wrote to memory of 1344 4384 BootstrapperV1.23.exe 84 PID 1344 wrote to memory of 3508 1344 cmd.exe 86 PID 1344 wrote to memory of 3508 1344 cmd.exe 86 PID 4384 wrote to memory of 1424 4384 BootstrapperV1.23.exe 92 PID 4384 wrote to memory of 1424 4384 BootstrapperV1.23.exe 92 PID 1424 wrote to memory of 3112 1424 cmd.exe 94 PID 1424 wrote to memory of 3112 1424 cmd.exe 94 PID 4384 wrote to memory of 4520 4384 BootstrapperV1.23.exe 102 PID 4384 wrote to memory of 4520 4384 BootstrapperV1.23.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\New folder\New folder\BootstrapperV1.23.exe"C:\Users\Admin\AppData\Local\Temp\New folder\New folder\BootstrapperV1.23.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4384 -
C:\Windows\SYSTEM32\cmd.exe"cmd" /c ipconfig /all2⤵
- Suspicious use of WriteProcessMemory
PID:1344 -
C:\Windows\system32\ipconfig.exeipconfig /all3⤵
- Gathers network information
PID:3508
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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:1424 -
C:\Windows\System32\Wbem\WMIC.exewmic nicconfig where (IPEnabled=TRUE) call SetDNSServerSearchOrder ("1.1.1.1", "1.0.0.1")3⤵
- Suspicious use of AdjustPrivilegeToken
PID:3112
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C:\Users\Admin\AppData\Local\Temp\New folder\New folder\BootstrapperV2.04.exe"C:\Users\Admin\AppData\Local\Temp\New folder\New folder\BootstrapperV2.04.exe" --oldBootstrapper "C:\Users\Admin\AppData\Local\Temp\New folder\New folder\BootstrapperV1.23.exe" --isUpdate true2⤵
- Executes dropped EXE
PID:4520
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.8MB
MD5be4da425d9b7593e358ffbfca29f9c70
SHA1dc98530aad9728d779866ae957a738c52b13a565
SHA256c5277ddb6e51181d2b8bad59acf5f2badf5613b1e73384a84b793f720aa76c0d
SHA51235790944f5855038f8357c0f6d11ea81b260632e590c26f9342e8beb1a8dfd2e3eb9efa11f8378f8542cad45e7675af3d29cf27424accf35aaa6aeb34487155b