Analysis
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max time kernel
120s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
05-11-2024 07:50
Static task
static1
Behavioral task
behavioral1
Sample
0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe
Resource
win10v2004-20241007-en
General
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Target
0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe
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Size
597KB
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MD5
20d9fa474fa2628a6abe5485d35ee7e0
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SHA1
a28af73bcfd4ebe2fe29242c07fec15e0578ec8a
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SHA256
0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f
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SHA512
2301c6c44797d16067e2b8e0336e897929de071246d87d54f88ec9c4f217bcb2f1388837fb9f3f5a915a0f0b3651dd93b3ed13c6ce85e7dd33dd957ade571387
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SSDEEP
12288:mm0+bjvfBp6pOcQmqtPxGKw3genar9XW6Y:Awn6UcQmEPx2wem9XWf
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0117-0409-0000-0000000FF1CE}-C\Access.en-us\_README_.hta
Signatures
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Cerber
Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.
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Cerber family
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Blocklisted process makes network request 3 IoCs
flow pid Process 3272 916 mshta.exe 3274 916 mshta.exe 3276 916 mshta.exe -
Contacts a large (1094) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Deletes itself 1 IoCs
pid Process 780 cmd.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tmpBA5A.bmp" 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe -
Drops file in Program Files directory 6 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BUSINESS.ONE 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\DESIGNER.ONE 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\PLANNERS.ONE 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\ACADEMIC.ONE 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\_README_.hta 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BLANK.ONE 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mshta.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DllHost.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1004 PING.EXE -
Kills process with taskkill 1 IoCs
pid Process 320 taskkill.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main mshta.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1004 PING.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeDebugPrivilege 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe Token: SeIncreaseQuotaPrivilege 2744 WMIC.exe Token: SeSecurityPrivilege 2744 WMIC.exe Token: SeTakeOwnershipPrivilege 2744 WMIC.exe Token: SeLoadDriverPrivilege 2744 WMIC.exe Token: SeSystemProfilePrivilege 2744 WMIC.exe Token: SeSystemtimePrivilege 2744 WMIC.exe Token: SeProfSingleProcessPrivilege 2744 WMIC.exe Token: SeIncBasePriorityPrivilege 2744 WMIC.exe Token: SeCreatePagefilePrivilege 2744 WMIC.exe Token: SeBackupPrivilege 2744 WMIC.exe Token: SeRestorePrivilege 2744 WMIC.exe Token: SeShutdownPrivilege 2744 WMIC.exe Token: SeDebugPrivilege 2744 WMIC.exe Token: SeSystemEnvironmentPrivilege 2744 WMIC.exe Token: SeRemoteShutdownPrivilege 2744 WMIC.exe Token: SeUndockPrivilege 2744 WMIC.exe Token: SeManageVolumePrivilege 2744 WMIC.exe Token: 33 2744 WMIC.exe Token: 34 2744 WMIC.exe Token: 35 2744 WMIC.exe Token: SeIncreaseQuotaPrivilege 2744 WMIC.exe Token: SeSecurityPrivilege 2744 WMIC.exe Token: SeTakeOwnershipPrivilege 2744 WMIC.exe Token: SeLoadDriverPrivilege 2744 WMIC.exe Token: SeSystemProfilePrivilege 2744 WMIC.exe Token: SeSystemtimePrivilege 2744 WMIC.exe Token: SeProfSingleProcessPrivilege 2744 WMIC.exe Token: SeIncBasePriorityPrivilege 2744 WMIC.exe Token: SeCreatePagefilePrivilege 2744 WMIC.exe Token: SeBackupPrivilege 2744 WMIC.exe Token: SeRestorePrivilege 2744 WMIC.exe Token: SeShutdownPrivilege 2744 WMIC.exe Token: SeDebugPrivilege 2744 WMIC.exe Token: SeSystemEnvironmentPrivilege 2744 WMIC.exe Token: SeRemoteShutdownPrivilege 2744 WMIC.exe Token: SeUndockPrivilege 2744 WMIC.exe Token: SeManageVolumePrivilege 2744 WMIC.exe Token: 33 2744 WMIC.exe Token: 34 2744 WMIC.exe Token: 35 2744 WMIC.exe Token: SeBackupPrivilege 2624 vssvc.exe Token: SeRestorePrivilege 2624 vssvc.exe Token: SeAuditPrivilege 2624 vssvc.exe Token: SeShutdownPrivilege 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe Token: SeDebugPrivilege 320 taskkill.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 916 mshta.exe 916 mshta.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2272 wrote to memory of 2876 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 30 PID 2272 wrote to memory of 2876 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 30 PID 2272 wrote to memory of 2876 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 30 PID 2272 wrote to memory of 2876 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 30 PID 2876 wrote to memory of 2744 2876 cmd.exe 32 PID 2876 wrote to memory of 2744 2876 cmd.exe 32 PID 2876 wrote to memory of 2744 2876 cmd.exe 32 PID 2272 wrote to memory of 916 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 38 PID 2272 wrote to memory of 916 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 38 PID 2272 wrote to memory of 916 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 38 PID 2272 wrote to memory of 916 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 38 PID 2272 wrote to memory of 780 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 39 PID 2272 wrote to memory of 780 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 39 PID 2272 wrote to memory of 780 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 39 PID 2272 wrote to memory of 780 2272 0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe 39 PID 780 wrote to memory of 320 780 cmd.exe 41 PID 780 wrote to memory of 320 780 cmd.exe 41 PID 780 wrote to memory of 320 780 cmd.exe 41 PID 780 wrote to memory of 1004 780 cmd.exe 42 PID 780 wrote to memory of 1004 780 cmd.exe 42 PID 780 wrote to memory of 1004 780 cmd.exe 42 -
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\0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe"C:\Users\Admin\AppData\Local\Temp\0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe"1⤵
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Windows\system32\wbem\WMIC.exeC:\Windows\system32\wbem\wmic.exe shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2744
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\_README_.hta"2⤵
- Blocklisted process makes network request
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:916
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\system32\taskkill.exetaskkill /f /im "0000599cbc6e5b0633c5a6261c79e4d3d81005c77845c6b0679d854884a8e02f.exe"3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:320
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C:\Windows\system32\PING.EXEping -n 1 127.0.0.13⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1004
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2624
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}1⤵
- System Location Discovery: System Language Discovery
PID:200
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
66KB
MD5d42eeabfa7b5bcac0da733e36ab579e6
SHA1c638019298a7313c968bdc173fd7c0d9f06fc5f3
SHA2562d0ff3703c54a1ecca4ca6659c49738cf7d5f4c694d349c018bfa0e7fff6fd67
SHA5122f3429b6d9828373867fbe29c5144dd53ef6c53e9a9bbefe314d392392d5dee873770ce7fe5b29480521073189575a7b88b8ebbaf1fe50a433380ca1365fcf71