Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
22-12-2020 12:48
Static task
static1
Behavioral task
behavioral1
Sample
ti8Pmv4G.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
ti8Pmv4G.exe
Resource
win10v20201028
General
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Target
ti8Pmv4G.exe
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Size
17KB
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MD5
8bebd374905cc33e3de17132a7b181c4
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SHA1
16b5c5b0de016ef030b966533e374cbfcbb07628
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SHA256
ad4937df3fbf1b24ab75bf35343d6f51e103fb763789d3209e8d05dbe615f67a
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SHA512
20cbfee084c5cf9a7b8c62a6545a2726c89fc8039f193547d5d98c5d8f596507f7c270844d9ae2888e1c874e66f1c9380b01897644966f2ac8a572b7b5f4ac04
Malware Config
Extracted
revengerat
Guest
tchelero-55169.portmap.host:55169
tchelero-55169.portmap.host:80
192.168.1.100:55169
192.168.1.100:80
RV_MUTEX-LgHRHXJvbCGP
Signatures
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RevengeRAT
Remote-access trojan with a wide range of capabilities.
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RevengeRat Executable 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exe revengerat C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exe revengerat -
Executes dropped EXE 1 IoCs
Processes:
Office.exepid process 2372 Office.exe -
Drops startup file 4 IoCs
Processes:
ti8Pmv4G.exeOffice.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exe ti8Pmv4G.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exe ti8Pmv4G.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exe Office.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exe Office.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
Office.exeti8Pmv4G.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 Office.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Office.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 ti8Pmv4G.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ti8Pmv4G.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ti8Pmv4G.exeOffice.exedescription pid process Token: SeDebugPrivilege 644 ti8Pmv4G.exe Token: SeDebugPrivilege 2372 Office.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
ti8Pmv4G.exedescription pid process target process PID 644 wrote to memory of 2372 644 ti8Pmv4G.exe Office.exe PID 644 wrote to memory of 2372 644 ti8Pmv4G.exe Office.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ti8Pmv4G.exe"C:\Users\Admin\AppData\Local\Temp\ti8Pmv4G.exe"1⤵
- Drops startup file
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exe"2⤵
- Executes dropped EXE
- Drops startup file
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exeMD5
8bebd374905cc33e3de17132a7b181c4
SHA116b5c5b0de016ef030b966533e374cbfcbb07628
SHA256ad4937df3fbf1b24ab75bf35343d6f51e103fb763789d3209e8d05dbe615f67a
SHA51220cbfee084c5cf9a7b8c62a6545a2726c89fc8039f193547d5d98c5d8f596507f7c270844d9ae2888e1c874e66f1c9380b01897644966f2ac8a572b7b5f4ac04
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Office.exeMD5
8bebd374905cc33e3de17132a7b181c4
SHA116b5c5b0de016ef030b966533e374cbfcbb07628
SHA256ad4937df3fbf1b24ab75bf35343d6f51e103fb763789d3209e8d05dbe615f67a
SHA51220cbfee084c5cf9a7b8c62a6545a2726c89fc8039f193547d5d98c5d8f596507f7c270844d9ae2888e1c874e66f1c9380b01897644966f2ac8a572b7b5f4ac04
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memory/644-2-0x00007FFC34C50000-0x00007FFC355F0000-memory.dmpFilesize
9.6MB
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memory/2372-3-0x0000000000000000-mapping.dmp
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memory/2372-6-0x00007FFC34C50000-0x00007FFC355F0000-memory.dmpFilesize
9.6MB