Analysis
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max time kernel
151s -
max time network
187s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
21-06-2021 05:05
Static task
static1
Behavioral task
behavioral1
Sample
MATCH_OUTSTANDING_BILL.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
MATCH_OUTSTANDING_BILL.exe
Resource
win10v20210408
General
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Target
MATCH_OUTSTANDING_BILL.exe
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Size
1.3MB
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MD5
bd35dd1bc38521c4feb42f5ca266900c
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SHA1
72ff48fbd0d0db7ee83e90edee6d90eee6719a57
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SHA256
968cf1954069babdf367259271ba34fc1e149a18255c45fc8138d0da2b3dd413
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SHA512
06aa1b4ad24c9ccfab98cc71c4ee6c88e4e4375b8641f738eebbeb0c8c67719f7596de47935597f894a36934b1cb6364c9ffbb6910ddea6e92182ddae4959ab1
Malware Config
Signatures
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RevcodeRat, WebMonitorRat
WebMonitor is a remote access tool that you can use from any browser access to control, and monitor your phones, or PCs.
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WebMonitor Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/332-65-0x0000000000400000-0x00000000004F3000-memory.dmp family_webmonitor behavioral1/memory/332-66-0x000000000049D8CA-mapping.dmp family_webmonitor behavioral1/memory/332-68-0x0000000000400000-0x00000000004F3000-memory.dmp family_webmonitor -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\WebMonitor-3c00 = "C:\\Users\\Admin\\AppData\\Roaming\\WebMonitor-3c00.exe" RegSvcs.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WebMonitor-3c00 = "C:\\Users\\Admin\\AppData\\Roaming\\WebMonitor-3c00.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
MATCH_OUTSTANDING_BILL.exedescription pid process target process PID 1816 set thread context of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeShutdownPrivilege 332 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegSvcs.exepid process 332 RegSvcs.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
MATCH_OUTSTANDING_BILL.exedescription pid process target process PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe PID 1816 wrote to memory of 332 1816 MATCH_OUTSTANDING_BILL.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\MATCH_OUTSTANDING_BILL.exe"C:\Users\Admin\AppData\Local\Temp\MATCH_OUTSTANDING_BILL.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/332-65-0x0000000000400000-0x00000000004F3000-memory.dmpFilesize
972KB
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memory/332-66-0x000000000049D8CA-mapping.dmp
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memory/332-67-0x0000000075EF1000-0x0000000075EF3000-memory.dmpFilesize
8KB
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memory/332-68-0x0000000000400000-0x00000000004F3000-memory.dmpFilesize
972KB
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memory/332-69-0x0000000002C20000-0x0000000003C20000-memory.dmpFilesize
16.0MB
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memory/1816-59-0x0000000000A70000-0x0000000000A71000-memory.dmpFilesize
4KB
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memory/1816-61-0x0000000000250000-0x000000000026B000-memory.dmpFilesize
108KB
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memory/1816-62-0x0000000004D90000-0x0000000004D91000-memory.dmpFilesize
4KB
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memory/1816-63-0x0000000005250000-0x0000000005350000-memory.dmpFilesize
1024KB
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memory/1816-64-0x0000000007840000-0x000000000793E000-memory.dmpFilesize
1016KB