Analysis
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max time kernel
145s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22-05-2024 14:41
Static task
static1
Behavioral task
behavioral1
Sample
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe
Resource
win7-20240508-en
General
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Target
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe
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Size
1.2MB
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MD5
1e1f743c9d9a9d5496581c66c1c4809f
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SHA1
4424d0964e994c29bf0df195275b0dcd8044a265
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SHA256
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0
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SHA512
9f3021a812d28fce994b24c2ed4700b895b6a86b4480f93831423d737e95ba473fb3427fff303dc16c23ebae4029bd7810bbbef79a941f4548074517c8bcf2fc
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SSDEEP
24576:tgayxRTdHecknPKQ5w1UxudAs2OoCK15r78W61SgFT2sBGa2:n/nxQK15S3FT2sUa2
Malware Config
Extracted
xworm
5.0
79.110.49.133:5700
Bg9JRZDpyEfXxrAy
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install_file
USB.exe
Signatures
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Detect Xworm Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/3220-5-0x0000000000400000-0x000000000040E000-memory.dmp family_xworm -
Processes:
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe -
Processes:
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe = "0" c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe -
Processes:
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe = "0" c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe -
Processes:
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exedescription pid process target process PID 4896 set thread context of 3220 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
powershell.exepid process 1548 powershell.exe 1548 powershell.exe 1548 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1548 powershell.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exedescription pid process target process PID 4896 wrote to memory of 1548 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe powershell.exe PID 4896 wrote to memory of 1548 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe powershell.exe PID 4896 wrote to memory of 3220 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 3220 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 3220 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 3220 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 3220 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 3220 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 3220 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 3220 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 4588 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 4588 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe PID 4896 wrote to memory of 4588 4896 c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe msbuild.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe"C:\Users\Admin\AppData\Local\Temp\c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe"1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe" -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"2⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3804,i,15140928051103392835,1612840580898364401,262144 --variations-seed-version --mojo-platform-channel-handle=4120 /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s0xxngdp.sdw.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/1548-17-0x00007FFCAD6B0000-0x00007FFCAE171000-memory.dmpFilesize
10.8MB
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memory/1548-6-0x00007FFCAD6B0000-0x00007FFCAE171000-memory.dmpFilesize
10.8MB
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memory/1548-12-0x000001AC2F370000-0x000001AC2F392000-memory.dmpFilesize
136KB
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memory/1548-18-0x00007FFCAD6B0000-0x00007FFCAE171000-memory.dmpFilesize
10.8MB
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memory/1548-22-0x00007FFCAD6B0000-0x00007FFCAE171000-memory.dmpFilesize
10.8MB
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memory/3220-5-0x0000000000400000-0x000000000040E000-memory.dmpFilesize
56KB
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memory/4896-2-0x00007FFCAD6B0000-0x00007FFCAE171000-memory.dmpFilesize
10.8MB
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memory/4896-3-0x00007FFCAD6B0000-0x00007FFCAE171000-memory.dmpFilesize
10.8MB
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memory/4896-4-0x00000277E2C50000-0x00000277E2CB0000-memory.dmpFilesize
384KB
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memory/4896-0-0x00000277E2A00000-0x00000277E2A0E000-memory.dmpFilesize
56KB
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memory/4896-1-0x00007FFCAD6B3000-0x00007FFCAD6B5000-memory.dmpFilesize
8KB
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memory/4896-19-0x00007FFCAD6B0000-0x00007FFCAE171000-memory.dmpFilesize
10.8MB