Analysis
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max time kernel
118s -
max time network
117s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
18-01-2021 09:05
Static task
static1
Behavioral task
behavioral1
Sample
SLIP.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
SLIP.exe
Resource
win10v20201028
General
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Target
SLIP.exe
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Size
1.6MB
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MD5
cd020bbe91886c44ed61a0b4947e2ed0
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SHA1
efdec00969f61b2795de443c843c57c737b12b46
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SHA256
963af49abf3f81e9ad4685ded0a27b7e6f6113291abe974cbb675deedbdf7bb6
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SHA512
3a1306d72e8200707405d8048f33a6e9157285563bd2999ee859ea8b4e6acbf4927b768ccd85ba62f872be64ceb029f647fc0e9b8592de54042148112c37677a
Malware Config
Extracted
remcos
nkosarevaocs.duckdns.org:7266
Signatures
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Executes dropped EXE 1 IoCs
Processes:
remcos.exepid process 920 remcos.exe -
Drops startup file 1 IoCs
Processes:
SLIP.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.url SLIP.exe -
Loads dropped DLL 1 IoCs
Processes:
cmd.exepid process 744 cmd.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
SLIP.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\Remcos = "\"C:\\Users\\Admin\\AppData\\Roaming\\Remcos\\remcos.exe\"" SLIP.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ SLIP.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SLIP.exedescription pid process target process PID 2044 set thread context of 1088 2044 SLIP.exe SLIP.exe -
Suspicious behavior: MapViewOfSection 10 IoCs
Processes:
SLIP.exepid process 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe -
Suspicious use of FindShellTrayWindow 6 IoCs
Processes:
SLIP.exeremcos.exepid process 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe 920 remcos.exe 920 remcos.exe 920 remcos.exe -
Suspicious use of SendNotifyMessage 6 IoCs
Processes:
SLIP.exeremcos.exepid process 2044 SLIP.exe 2044 SLIP.exe 2044 SLIP.exe 920 remcos.exe 920 remcos.exe 920 remcos.exe -
Suspicious use of WriteProcessMemory 53 IoCs
Processes:
SLIP.exeSLIP.exeWScript.execmd.exedescription pid process target process PID 2044 wrote to memory of 792 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 792 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 792 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 792 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 748 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 748 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 748 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 748 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 684 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 684 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 684 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 684 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1728 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1728 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1728 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1728 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1784 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1784 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1784 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1784 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1640 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1640 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1640 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1640 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1084 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1084 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1084 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1084 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1664 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1664 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1664 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1664 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1656 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1656 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1656 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1656 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1088 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1088 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1088 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1088 2044 SLIP.exe SLIP.exe PID 2044 wrote to memory of 1088 2044 SLIP.exe SLIP.exe PID 1088 wrote to memory of 2008 1088 SLIP.exe WScript.exe PID 1088 wrote to memory of 2008 1088 SLIP.exe WScript.exe PID 1088 wrote to memory of 2008 1088 SLIP.exe WScript.exe PID 1088 wrote to memory of 2008 1088 SLIP.exe WScript.exe PID 2008 wrote to memory of 744 2008 WScript.exe cmd.exe PID 2008 wrote to memory of 744 2008 WScript.exe cmd.exe PID 2008 wrote to memory of 744 2008 WScript.exe cmd.exe PID 2008 wrote to memory of 744 2008 WScript.exe cmd.exe PID 744 wrote to memory of 920 744 cmd.exe remcos.exe PID 744 wrote to memory of 920 744 cmd.exe remcos.exe PID 744 wrote to memory of 920 744 cmd.exe remcos.exe PID 744 wrote to memory of 920 744 cmd.exe remcos.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\Remcos\remcos.exe"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Remcos\remcos.exeC:\Users\Admin\AppData\Roaming\Remcos\remcos.exe5⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SLIP.exe"C:\Users\Admin\AppData\Local\Temp\SLIP.exe"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\install.vbsMD5
b92d64fe5b1d1f59df4b738262aea8df
SHA1c8fb1981759c2d9bb2ec91b705985fba5fc7af63
SHA256fa20e9aab03dc8e9f1910aaf0cf42662379fa16ae3a22642084fb97fa3d4f83a
SHA5122566248b93c0cfb0414f033b8dd18bbd4f88180093eac2861107289bcb4ee160f9593706ff1f7d1f2e4ecea430d67a5a2897551a4f9ebd82b707243e300520e2
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C:\Users\Admin\AppData\Roaming\Remcos\remcos.exeMD5
cd020bbe91886c44ed61a0b4947e2ed0
SHA1efdec00969f61b2795de443c843c57c737b12b46
SHA256963af49abf3f81e9ad4685ded0a27b7e6f6113291abe974cbb675deedbdf7bb6
SHA5123a1306d72e8200707405d8048f33a6e9157285563bd2999ee859ea8b4e6acbf4927b768ccd85ba62f872be64ceb029f647fc0e9b8592de54042148112c37677a
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C:\Users\Admin\AppData\Roaming\Remcos\remcos.exeMD5
cd020bbe91886c44ed61a0b4947e2ed0
SHA1efdec00969f61b2795de443c843c57c737b12b46
SHA256963af49abf3f81e9ad4685ded0a27b7e6f6113291abe974cbb675deedbdf7bb6
SHA5123a1306d72e8200707405d8048f33a6e9157285563bd2999ee859ea8b4e6acbf4927b768ccd85ba62f872be64ceb029f647fc0e9b8592de54042148112c37677a
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\Users\Admin\AppData\Roaming\Remcos\remcos.exeMD5
cd020bbe91886c44ed61a0b4947e2ed0
SHA1efdec00969f61b2795de443c843c57c737b12b46
SHA256963af49abf3f81e9ad4685ded0a27b7e6f6113291abe974cbb675deedbdf7bb6
SHA5123a1306d72e8200707405d8048f33a6e9157285563bd2999ee859ea8b4e6acbf4927b768ccd85ba62f872be64ceb029f647fc0e9b8592de54042148112c37677a
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memory/744-11-0x0000000000000000-mapping.dmp
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memory/920-15-0x0000000000000000-mapping.dmp
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memory/1088-5-0x0000000000413FA4-mapping.dmp
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memory/1088-10-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB
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memory/2008-12-0x0000000002750000-0x0000000002754000-memory.dmpFilesize
16KB
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memory/2008-7-0x0000000000000000-mapping.dmp
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memory/2044-2-0x0000000075251000-0x0000000075253000-memory.dmpFilesize
8KB
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memory/2044-3-0x0000000000280000-0x00000000002A1000-memory.dmpFilesize
132KB
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memory/2044-4-0x00000000001F0000-0x00000000001F3000-memory.dmpFilesize
12KB