Analysis
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max time kernel
73s -
max time network
143s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
29-12-2020 16:18
Static task
static1
Behavioral task
behavioral1
Sample
xuhHcXaf.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
xuhHcXaf.exe
Resource
win10v20201028
General
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Target
xuhHcXaf.exe
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Size
17KB
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MD5
c27671f8918a8dab7a62d5cb2610a84a
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SHA1
5374d090cca0730bb48e1308c87ba1eb33d7474e
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SHA256
ce33e156cf93f70c1e265b51a623a040c42d54c90af89d701c55c4ecdb33e203
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SHA512
0be78696c1924b9db2a88f2ad4fdd24cfe476a57561a03172ba845ddd8ca4d7e47f38f2083dff33a0a0e98ca4fcf5fe9b4bb8623600cd8c277decc89921ddd46
Malware Config
Extracted
revengerat
figaro
185.204.1.236:3312
RV_MUTEX-mheVqDyMpzZJHOw
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\Templates\svchost.exe revengerat C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe revengerat -
Executes dropped EXE 1 IoCs
Processes:
svchost.exepid process 436 svchost.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
xuhHcXaf.exesvchost.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 xuhHcXaf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString xuhHcXaf.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
xuhHcXaf.exesvchost.exedescription pid process Token: SeDebugPrivilege 4760 xuhHcXaf.exe Token: SeDebugPrivilege 436 svchost.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
xuhHcXaf.exedescription pid process target process PID 4760 wrote to memory of 436 4760 xuhHcXaf.exe svchost.exe PID 4760 wrote to memory of 436 4760 xuhHcXaf.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\xuhHcXaf.exe"C:\Users\Admin\AppData\Local\Temp\xuhHcXaf.exe"1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe"2⤵
- Executes dropped EXE
- 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\Templates\svchost.exeMD5
c27671f8918a8dab7a62d5cb2610a84a
SHA15374d090cca0730bb48e1308c87ba1eb33d7474e
SHA256ce33e156cf93f70c1e265b51a623a040c42d54c90af89d701c55c4ecdb33e203
SHA5120be78696c1924b9db2a88f2ad4fdd24cfe476a57561a03172ba845ddd8ca4d7e47f38f2083dff33a0a0e98ca4fcf5fe9b4bb8623600cd8c277decc89921ddd46
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exeMD5
c27671f8918a8dab7a62d5cb2610a84a
SHA15374d090cca0730bb48e1308c87ba1eb33d7474e
SHA256ce33e156cf93f70c1e265b51a623a040c42d54c90af89d701c55c4ecdb33e203
SHA5120be78696c1924b9db2a88f2ad4fdd24cfe476a57561a03172ba845ddd8ca4d7e47f38f2083dff33a0a0e98ca4fcf5fe9b4bb8623600cd8c277decc89921ddd46
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memory/436-3-0x0000000000000000-mapping.dmp
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memory/436-6-0x00007FFAEE830000-0x00007FFAEF1D0000-memory.dmpFilesize
9.6MB
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memory/4760-2-0x00007FFAEE830000-0x00007FFAEF1D0000-memory.dmpFilesize
9.6MB