Analysis
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max time kernel
116s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28/03/2023, 10:39
Static task
static1
Behavioral task
behavioral1
Sample
lockbit.exe
Resource
win10v2004-20230220-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
lockbit.exe
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Size
245KB
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MD5
ea34ac6bf9e8a70bec84e37afeea458a
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SHA1
fd443460ccd1110b0a77385f2f66a38d3f527966
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SHA256
fb49b940570cfd241dea27ae768ac420e863d9f26c5d64f0d10aea4dd0bf0ce3
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SHA512
d3bb774467813d0f1e0a8e046dc14a4b372bdd61a6c5448c3b296e09f5f9f7493167b82aa7a6824979154f538ba05178af23247c55e7688fa78414168c13dbfa
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SSDEEP
3072:ZO459Ejzjz10wKaEcKBIacm6QBDOmkm9wXcIfGBF5UgbB67Z:T8HzKxhcKB0VQBLk7XcIkbkt
Score
1/10
Malware Config
Signatures
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4024 lockbit.exe 4024 lockbit.exe -
Suspicious use of AdjustPrivilegeToken 45 IoCs
description pid Process Token: SeBackupPrivilege 4568 vssvc.exe Token: SeRestorePrivilege 4568 vssvc.exe Token: SeAuditPrivilege 4568 vssvc.exe Token: SeIncreaseQuotaPrivilege 3860 WMIC.exe Token: SeSecurityPrivilege 3860 WMIC.exe Token: SeTakeOwnershipPrivilege 3860 WMIC.exe Token: SeLoadDriverPrivilege 3860 WMIC.exe Token: SeSystemProfilePrivilege 3860 WMIC.exe Token: SeSystemtimePrivilege 3860 WMIC.exe Token: SeProfSingleProcessPrivilege 3860 WMIC.exe Token: SeIncBasePriorityPrivilege 3860 WMIC.exe Token: SeCreatePagefilePrivilege 3860 WMIC.exe Token: SeBackupPrivilege 3860 WMIC.exe Token: SeRestorePrivilege 3860 WMIC.exe Token: SeShutdownPrivilege 3860 WMIC.exe Token: SeDebugPrivilege 3860 WMIC.exe Token: SeSystemEnvironmentPrivilege 3860 WMIC.exe Token: SeRemoteShutdownPrivilege 3860 WMIC.exe Token: SeUndockPrivilege 3860 WMIC.exe Token: SeManageVolumePrivilege 3860 WMIC.exe Token: 33 3860 WMIC.exe Token: 34 3860 WMIC.exe Token: 35 3860 WMIC.exe Token: 36 3860 WMIC.exe Token: SeIncreaseQuotaPrivilege 3860 WMIC.exe Token: SeSecurityPrivilege 3860 WMIC.exe Token: SeTakeOwnershipPrivilege 3860 WMIC.exe Token: SeLoadDriverPrivilege 3860 WMIC.exe Token: SeSystemProfilePrivilege 3860 WMIC.exe Token: SeSystemtimePrivilege 3860 WMIC.exe Token: SeProfSingleProcessPrivilege 3860 WMIC.exe Token: SeIncBasePriorityPrivilege 3860 WMIC.exe Token: SeCreatePagefilePrivilege 3860 WMIC.exe Token: SeBackupPrivilege 3860 WMIC.exe Token: SeRestorePrivilege 3860 WMIC.exe Token: SeShutdownPrivilege 3860 WMIC.exe Token: SeDebugPrivilege 3860 WMIC.exe Token: SeSystemEnvironmentPrivilege 3860 WMIC.exe Token: SeRemoteShutdownPrivilege 3860 WMIC.exe Token: SeUndockPrivilege 3860 WMIC.exe Token: SeManageVolumePrivilege 3860 WMIC.exe Token: 33 3860 WMIC.exe Token: 34 3860 WMIC.exe Token: 35 3860 WMIC.exe Token: 36 3860 WMIC.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4024 wrote to memory of 4164 4024 lockbit.exe 90 PID 4024 wrote to memory of 4164 4024 lockbit.exe 90 PID 4164 wrote to memory of 3860 4164 cmd.exe 91 PID 4164 wrote to memory of 3860 4164 cmd.exe 91 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\lockbit.exe"C:\Users\Admin\AppData\Local\Temp\lockbit.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4024 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{01268568-5513-4879-B5BA-55AAC12E84B7}'" delete2⤵
- Suspicious use of WriteProcessMemory
PID:4164 -
C:\Windows\System32\wbem\WMIC.exeC:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{01268568-5513-4879-B5BA-55AAC12E84B7}'" delete3⤵
- Suspicious use of AdjustPrivilegeToken
PID:3860
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4568
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:3976