Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
28/05/2024, 20:28
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe
Resource
win7-20240221-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe
Resource
win10v2004-20240426-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe
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Size
57KB
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MD5
dbd00ddc3271a18107e33634bd59290e
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SHA1
e0932e95d3617055ede7e4c0e89eef26c127a219
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SHA256
c91b0e133ade231645d08ba9fa03fe3f3b971316513d725c6bdd1d45c09447a6
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SHA512
5a8b77337168f02953645a61922ae93142bf02afc991f1a5d67293d00c50c0d3a01ddbac352fbd52314bb3e1988878c172afd191ee3a9423cfa2852d1fbc47e7
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SSDEEP
768:kVfM7722n0Mnvqc/ndEP0wiu2R1Mm4/U76pURqO77xQ+VORH:2N2df/ndEmqUk+7xQ+Vs
Score
9/10
Malware Config
Signatures
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Detects command variations typically used by ransomware 1 IoCs
resource yara_rule behavioral1/memory/1400-1-0x00000000012F0000-0x0000000001302000-memory.dmp INDICATOR_SUSPICIOUS_GENRansomware -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts 2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 2704 vssadmin.exe -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2412 wmic.exe Token: SeSecurityPrivilege 2412 wmic.exe Token: SeTakeOwnershipPrivilege 2412 wmic.exe Token: SeLoadDriverPrivilege 2412 wmic.exe Token: SeSystemProfilePrivilege 2412 wmic.exe Token: SeSystemtimePrivilege 2412 wmic.exe Token: SeProfSingleProcessPrivilege 2412 wmic.exe Token: SeIncBasePriorityPrivilege 2412 wmic.exe Token: SeCreatePagefilePrivilege 2412 wmic.exe Token: SeBackupPrivilege 2412 wmic.exe Token: SeRestorePrivilege 2412 wmic.exe Token: SeShutdownPrivilege 2412 wmic.exe Token: SeDebugPrivilege 2412 wmic.exe Token: SeSystemEnvironmentPrivilege 2412 wmic.exe Token: SeRemoteShutdownPrivilege 2412 wmic.exe Token: SeUndockPrivilege 2412 wmic.exe Token: SeManageVolumePrivilege 2412 wmic.exe Token: 33 2412 wmic.exe Token: 34 2412 wmic.exe Token: 35 2412 wmic.exe Token: SeIncreaseQuotaPrivilege 2412 wmic.exe Token: SeSecurityPrivilege 2412 wmic.exe Token: SeTakeOwnershipPrivilege 2412 wmic.exe Token: SeLoadDriverPrivilege 2412 wmic.exe Token: SeSystemProfilePrivilege 2412 wmic.exe Token: SeSystemtimePrivilege 2412 wmic.exe Token: SeProfSingleProcessPrivilege 2412 wmic.exe Token: SeIncBasePriorityPrivilege 2412 wmic.exe Token: SeCreatePagefilePrivilege 2412 wmic.exe Token: SeBackupPrivilege 2412 wmic.exe Token: SeRestorePrivilege 2412 wmic.exe Token: SeShutdownPrivilege 2412 wmic.exe Token: SeDebugPrivilege 2412 wmic.exe Token: SeSystemEnvironmentPrivilege 2412 wmic.exe Token: SeRemoteShutdownPrivilege 2412 wmic.exe Token: SeUndockPrivilege 2412 wmic.exe Token: SeManageVolumePrivilege 2412 wmic.exe Token: 33 2412 wmic.exe Token: 34 2412 wmic.exe Token: 35 2412 wmic.exe Token: SeBackupPrivilege 2536 vssvc.exe Token: SeRestorePrivilege 2536 vssvc.exe Token: SeAuditPrivilege 2536 vssvc.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1400 wrote to memory of 2412 1400 2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe 29 PID 1400 wrote to memory of 2412 1400 2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe 29 PID 1400 wrote to memory of 2412 1400 2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe 29 PID 1400 wrote to memory of 2412 1400 2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe 29 PID 1400 wrote to memory of 2704 1400 2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe 30 PID 1400 wrote to memory of 2704 1400 2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe 30 PID 1400 wrote to memory of 2704 1400 2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe 30 PID 1400 wrote to memory of 2704 1400 2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe 30 -
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\2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-28_dbd00ddc3271a18107e33634bd59290e_ngrbot_wannacry.exe"1⤵
- Drops file in Drivers directory
- Suspicious use of WriteProcessMemory
PID:1400 -
C:\Windows\SysWOW64\Wbem\wmic.exewmic shadowcopy delete2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2412
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C:\Windows\SysWOW64\vssadmin.exevssadmin delete shadows /all /quiet2⤵
- Interacts with shadow copies
PID:2704
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2536