Analysis
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max time kernel
167s -
max time network
192s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 10:02
Static task
static1
Behavioral task
behavioral1
Sample
c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe
Resource
win10v2004-20220812-en
General
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Target
c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe
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Size
522KB
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MD5
2ad4fc835272034a36a96d49f72bc0c4
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SHA1
eef08716315b7fd1fa3b530d1ebcb8bd6fb06fd6
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SHA256
c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a
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SHA512
a38a4c4be25f70055519ca93253d45e4dcd400a59d9799a0e41603feae0569512e52b237f3aa70ab97139190fcf90f7a5c86b23e40ca9daeb46a2d1c0f7c39e7
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SSDEEP
6144:N6LMUWDqIa6V/Ab/f+4tD7nROEuaRh8YHR51yC9fa2te5gCpWiaXRYCUWw0sLl:cofDT/U/f+4dnGYxn8T9I2Nll
Malware Config
Signatures
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\udykyjuq = "C:\\Windows\\urwdtsym.exe" explorer.exe -
Processes:
c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exepid process 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exec6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exedescription pid process target process PID 932 set thread context of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 316 set thread context of 1728 316 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe explorer.exe -
Drops file in Windows directory 2 IoCs
Processes:
explorer.exedescription ioc process File opened for modification C:\Windows\urwdtsym.exe explorer.exe File created C:\Windows\urwdtsym.exe explorer.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 1932 vssadmin.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 1640 vssvc.exe Token: SeRestorePrivilege 1640 vssvc.exe Token: SeAuditPrivilege 1640 vssvc.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exec6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exeexplorer.exedescription pid process target process PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 932 wrote to memory of 316 932 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe PID 316 wrote to memory of 1728 316 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe explorer.exe PID 316 wrote to memory of 1728 316 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe explorer.exe PID 316 wrote to memory of 1728 316 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe explorer.exe PID 316 wrote to memory of 1728 316 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe explorer.exe PID 316 wrote to memory of 1728 316 c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe explorer.exe PID 1728 wrote to memory of 1932 1728 explorer.exe vssadmin.exe PID 1728 wrote to memory of 1932 1728 explorer.exe vssadmin.exe PID 1728 wrote to memory of 1932 1728 explorer.exe vssadmin.exe PID 1728 wrote to memory of 1932 1728 explorer.exe vssadmin.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe"C:\Users\Admin\AppData\Local\Temp\c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe"C:\Users\Admin\AppData\Local\Temp\c6057c4adb6e6265a768b533e075d8353750fa8090b1e00154e3169fe5bc460a.exe"2⤵
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\system32\explorer.exe"3⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\vssadmin.exevssadmin.exe Delete Shadows /All /Quiet4⤵
- Interacts with shadow copies
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\enusihizoxobojag\01000000Filesize
522KB
MD5329ea77825c956d8e7873d223b304773
SHA18d959e53cad1de4938e3d3a6815069fd941ea2a7
SHA25636e463d7ad76f67a56814e059ca4f146f31e0cba892b52e831237f1fe8487eb6
SHA5124e0d38983edd7676e66acb9ab6b9659d23da5ea8ba520f11078bb7a7cfa44ad0284a4206b27daae940f4a01f059a9c1194ebc61629723ad5656cb12ad596543f
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memory/316-70-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/316-68-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/316-66-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/316-60-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/316-62-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/316-63-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/316-64-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/316-81-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/316-67-0x000000000040A78E-mapping.dmp
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memory/316-72-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/316-57-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/932-56-0x0000000000400000-0x0000000001298000-memory.dmpFilesize
14.6MB
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memory/932-71-0x0000000000400000-0x0000000001298000-memory.dmpFilesize
14.6MB
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memory/932-54-0x0000000075D01000-0x0000000075D03000-memory.dmpFilesize
8KB
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memory/932-55-0x0000000000400000-0x0000000001298000-memory.dmpFilesize
14.6MB
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memory/1728-85-0x00000000000C0000-0x00000000000FB000-memory.dmpFilesize
236KB
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memory/1728-79-0x0000000075151000-0x0000000075153000-memory.dmpFilesize
8KB
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memory/1728-77-0x00000000000D9C80-mapping.dmp
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memory/1728-75-0x00000000000C0000-0x00000000000FB000-memory.dmpFilesize
236KB
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memory/1728-82-0x00000000000C0000-0x00000000000FB000-memory.dmpFilesize
236KB
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memory/1728-84-0x0000000072C91000-0x0000000072C93000-memory.dmpFilesize
8KB
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memory/1728-73-0x00000000000C0000-0x00000000000FB000-memory.dmpFilesize
236KB
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memory/1932-83-0x0000000000000000-mapping.dmp