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Analysis
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max time kernel
90s -
max time network
94s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
30/04/2024, 20:12
Static task
static1
Behavioral task
behavioral1
Sample
Seven.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral2
Sample
Seven.exe
Resource
win11-20240426-en
Behavioral task
behavioral3
Sample
Seven.exe
Resource
win10v2004-20240226-en
General
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Target
Seven.exe
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Size
139KB
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MD5
350273e0d2e8a9ba5e37b791016112a0
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SHA1
5bfb616dd46f67d1dcbbff55ca5917ffc1ec8b71
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SHA256
27297bf8139bea755e9297e7e1489d827d1ee09a8e1d94a3ef96a2edb2de61ba
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SHA512
b1e768524b4e840bd5f4163205122dd1725583245d8bfd5cbd89eb21a5fb9d33aff1b7b0ca42132b7dae469e025068ae663b3b02ad59927a558dc340141ec91b
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SSDEEP
3072:miS4omp03WQthI/9S3BZi08iRQ1G78IVn27bSfcJd8ltw:miS4ompB9S3BZi0a1G78IVhcTct
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" Seven.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" Seven.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection Seven.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" Seven.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua = "1" Seven.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "1" Seven.exe -
Blocks application from running via registry modification 1 IoCs
Adds application to list of disallowed applications.
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1" Seven.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1696768468-2170909707-4198977321-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" Seven.exe -
Disables Task Manager via registry modification
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Disables cmd.exe use via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1696768468-2170909707-4198977321-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableCMD = "1" Seven.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" Seven.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua Seven.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua = "1" Seven.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 1 raw.githubusercontent.com 2 raw.githubusercontent.com -
Drops file in System32 directory 9 IoCs
description ioc Process File opened for modification C:\Windows\System32\Desktop attrib.exe File opened for modification C:\Windows\System32\Desktop attrib.exe File created C:\Windows\System32\Desktop cmd.exe File created C:\Windows\System32\Desktop cmd.exe File opened for modification C:\Windows\System32\Desktop attrib.exe File opened for modification C:\Windows\System32\Desktop cmd.exe File opened for modification C:\Windows\System32\Desktop cmd.exe File opened for modification C:\Windows\System32\Desktop cmd.exe File created C:\Windows\System32\Desktop cmd.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4964 powershell.exe 4964 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4964 powershell.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 900 wrote to memory of 4964 900 Seven.exe 82 PID 900 wrote to memory of 4964 900 Seven.exe 82 PID 900 wrote to memory of 760 900 Seven.exe 84 PID 900 wrote to memory of 760 900 Seven.exe 84 PID 900 wrote to memory of 3260 900 Seven.exe 85 PID 900 wrote to memory of 3260 900 Seven.exe 85 PID 900 wrote to memory of 3296 900 Seven.exe 86 PID 900 wrote to memory of 3296 900 Seven.exe 86 PID 900 wrote to memory of 488 900 Seven.exe 87 PID 900 wrote to memory of 488 900 Seven.exe 87 PID 900 wrote to memory of 2912 900 Seven.exe 88 PID 900 wrote to memory of 2912 900 Seven.exe 88 PID 900 wrote to memory of 4344 900 Seven.exe 89 PID 900 wrote to memory of 4344 900 Seven.exe 89 PID 900 wrote to memory of 3104 900 Seven.exe 90 PID 900 wrote to memory of 3104 900 Seven.exe 90 PID 900 wrote to memory of 1448 900 Seven.exe 91 PID 900 wrote to memory of 1448 900 Seven.exe 91 PID 900 wrote to memory of 1760 900 Seven.exe 92 PID 900 wrote to memory of 1760 900 Seven.exe 92 PID 900 wrote to memory of 2244 900 Seven.exe 93 PID 900 wrote to memory of 2244 900 Seven.exe 93 PID 900 wrote to memory of 4812 900 Seven.exe 94 PID 900 wrote to memory of 4812 900 Seven.exe 94 PID 900 wrote to memory of 1408 900 Seven.exe 95 PID 900 wrote to memory of 1408 900 Seven.exe 95 PID 3296 wrote to memory of 1900 3296 cmd.exe 96 PID 3296 wrote to memory of 1900 3296 cmd.exe 96 PID 488 wrote to memory of 2476 488 cmd.exe 97 PID 488 wrote to memory of 2476 488 cmd.exe 97 PID 4812 wrote to memory of 1020 4812 cmd.exe 98 PID 4812 wrote to memory of 1020 4812 cmd.exe 98 PID 1408 wrote to memory of 2452 1408 cmd.exe 99 PID 1408 wrote to memory of 2452 1408 cmd.exe 99 PID 1760 wrote to memory of 4180 1760 cmd.exe 100 PID 1760 wrote to memory of 4180 1760 cmd.exe 100 PID 2244 wrote to memory of 1612 2244 cmd.exe 101 PID 2244 wrote to memory of 1612 2244 cmd.exe 101 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLua = "1" Seven.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1" Seven.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "1" Seven.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Views/modifies file attributes 1 TTPs 6 IoCs
pid Process 1900 attrib.exe 2476 attrib.exe 1020 attrib.exe 4180 attrib.exe 1612 attrib.exe 2452 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Seven.exe"C:\Users\Admin\AppData\Local\Temp\Seven.exe"1⤵
- Modifies Windows Defender Real-time Protection settings
- UAC bypass
- Blocks application from running via registry modification
- Disables RegEdit via registry modification
- Disables cmd.exe use via registry modification
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
- System policy modification
PID:900 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4964
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C copy C:\Users\Admin\Desktop C:\Windows\System32\Desktop2⤵
- Drops file in System32 directory
PID:760
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C copy C:\Users\Admin\Desktop C:\Users\Public\Documents\Desktop2⤵PID:3260
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C attrib +h C:\Windows\System32\Desktop2⤵
- Suspicious use of WriteProcessMemory
PID:3296 -
C:\Windows\system32\attrib.exeattrib +h C:\Windows\System32\Desktop3⤵
- Drops file in System32 directory
- Views/modifies file attributes
PID:1900
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C attrib +h C:\Users\Public\Documents\Desktop2⤵
- Suspicious use of WriteProcessMemory
PID:488 -
C:\Windows\system32\attrib.exeattrib +h C:\Users\Public\Documents\Desktop3⤵
- Views/modifies file attributes
PID:2476
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C copy C:\Users\Admin\Desktop C:\Windows\System32\Desktop2⤵
- Drops file in System32 directory
PID:2912
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C copy C:\Users\Admin\Desktop C:\Users\Public\Documents\Desktop2⤵PID:4344
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C copy C:\Users\Admin\Desktop C:\Windows\System32\Desktop2⤵
- Drops file in System32 directory
PID:3104
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C copy C:\Users\Admin\Desktop C:\Users\Public\Documents\Desktop2⤵PID:1448
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C attrib +h C:\Windows\System32\Desktop2⤵
- Suspicious use of WriteProcessMemory
PID:1760 -
C:\Windows\system32\attrib.exeattrib +h C:\Windows\System32\Desktop3⤵
- Drops file in System32 directory
- Views/modifies file attributes
PID:4180
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C attrib +h C:\Windows\System32\Desktop2⤵
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Windows\system32\attrib.exeattrib +h C:\Windows\System32\Desktop3⤵
- Drops file in System32 directory
- Views/modifies file attributes
PID:1612
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C attrib +h C:\Users\Public\Documents\Desktop2⤵
- Suspicious use of WriteProcessMemory
PID:4812 -
C:\Windows\system32\attrib.exeattrib +h C:\Users\Public\Documents\Desktop3⤵
- Views/modifies file attributes
PID:1020
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /C attrib +h C:\Users\Public\Documents\Desktop2⤵
- Suspicious use of WriteProcessMemory
PID:1408 -
C:\Windows\system32\attrib.exeattrib +h C:\Users\Public\Documents\Desktop3⤵
- Views/modifies file attributes
PID:2452
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
875B
MD5524f2dae44dd43fcb81135a6fc679544
SHA12002231da96911e340244ddeaf716ff22f2a246a
SHA256af409862a7467d99b68d44362366ebb59e906e031b394cd5bcc6b3df9c670909
SHA512c50f5174e3d711d18b6e0ad2cbeb576aa6e0452c79bff596849ea47115b64ffbd53fa158a3e48b2e3d7f957e9dfef39715bb50e6605e841eae6bb70d82b3cf99
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Filesize
1KB
MD54a441628cea84da81114fa1ef32c671f
SHA13bb4934f85f443f5286fbd6ad8bb844869995ee7
SHA256e61fe53593f5fb72aedfcae336b328241faf096c10fc4b2fd2d5d3fbcf87c3bb
SHA51212fd71e24235b71d566dd3de065fe35037d0d7ca74168bee01cdcf88caee804ec7bf88f09ed885a2b954dc0b13448cac84377fbc15e291b26cad37a2675e919a