Analysis
- max time kernel
140s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
05/08/2024, 15:11
General
- Target 045fb334e5c37ba4f59461d0d388a690d8d9fca4b1c3c14982294433860586c5.jar
- Size 639KB
- Sample240805-skvcbazcml
- SHA256 045fb334e5c37ba4f59461d0d388a690d8d9fca4b1c3c14982294433860586c5
Malware Config
Signatures
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetWindowsHookEx 4 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
- Views/modifies file attributes 1 TTPs 1 IoCs
Processes
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\045fb334e5c37ba4f59461d0d388a690d8d9fca4b1c3c14982294433860586c5.jar1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\attrib.exeattrib +H C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1722870699328.tmp2⤵
- Views/modifies file attributes
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1722870699328.tmp" /f"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\reg.exeREG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1722870699328.tmp" /f3⤵
- Adds Run key to start application
-
-
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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 --field-trial-handle=4512,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=4500 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
1722870699328.tmp
memory/4848-57-0x000001D6900F0000-0x000001D690100000-memory.dmp
memory/4848-53-0x000001D6900E0000-0x000001D6900F0000-memory.dmp
memory/4848-17-0x000001D690020000-0x000001D690030000-memory.dmp
memory/4848-20-0x000001D690040000-0x000001D690050000-memory.dmp
memory/4848-23-0x000001D690050000-0x000001D690060000-memory.dmp
memory/4848-26-0x000001D690070000-0x000001D690080000-memory.dmp
memory/4848-25-0x000001D690060000-0x000001D690070000-memory.dmp
memory/4848-28-0x000001D690080000-0x000001D690090000-memory.dmp
memory/4848-30-0x000001D690090000-0x000001D6900A0000-memory.dmp
memory/4848-14-0x000001D68E4A0000-0x000001D68E4A1000-memory.dmp
memory/4848-35-0x000001D6900A0000-0x000001D6900B0000-memory.dmp
memory/4848-39-0x000001D6900B0000-0x000001D6900C0000-memory.dmp
memory/4848-41-0x000001D68E4A0000-0x000001D68E4A1000-memory.dmp
memory/4848-42-0x000001D6900C0000-0x000001D6900D0000-memory.dmp
memory/4848-45-0x000001D68FDB0000-0x000001D690020000-memory.dmp
memory/4848-46-0x000001D6900D0000-0x000001D6900E0000-memory.dmp
memory/4848-2-0x000001D68FDB0000-0x000001D690020000-memory.dmp
memory/4848-51-0x000001D690020000-0x000001D690030000-memory.dmp
memory/4848-18-0x000001D690030000-0x000001D690040000-memory.dmp
memory/4848-52-0x000001D690030000-0x000001D690040000-memory.dmp
memory/4848-62-0x000001D690060000-0x000001D690070000-memory.dmp
memory/4848-58-0x000001D68E4A0000-0x000001D68E4A1000-memory.dmp
memory/4848-60-0x000001D690050000-0x000001D690060000-memory.dmp
memory/4848-56-0x000001D690040000-0x000001D690050000-memory.dmp
memory/4848-63-0x000001D690070000-0x000001D690080000-memory.dmp
memory/4848-64-0x000001D690080000-0x000001D690090000-memory.dmp
memory/4848-66-0x000001D690090000-0x000001D6900A0000-memory.dmp
memory/4848-67-0x000001D6900A0000-0x000001D6900B0000-memory.dmp
memory/4848-68-0x000001D6900B0000-0x000001D6900C0000-memory.dmp
memory/4848-69-0x000001D6900C0000-0x000001D6900D0000-memory.dmp
memory/4848-70-0x000001D6900D0000-0x000001D6900E0000-memory.dmp
memory/4848-71-0x000001D6900E0000-0x000001D6900F0000-memory.dmp
memory/4848-72-0x000001D6900F0000-0x000001D690100000-memory.dmp
memory/4848-76-0x000001D690100000-0x000001D690110000-memory.dmp
memory/4848-77-0x000001D690100000-0x000001D690110000-memory.dmp
memory/4848-80-0x000001D690110000-0x000001D690120000-memory.dmp
memory/4848-84-0x000001D690120000-0x000001D690130000-memory.dmp
memory/4848-86-0x000001D690130000-0x000001D690140000-memory.dmp
memory/4848-87-0x000001D690110000-0x000001D690120000-memory.dmp