Analysis
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max time kernel
135s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
22-08-2023 09:16
Behavioral task
behavioral1
Sample
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe
Resource
win10v2004-20230703-en
General
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Target
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe
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Size
76KB
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MD5
037247624f4a3e9437b2dfa0a19a0cc8
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SHA1
2edabe9247d20418c0fdb20c9f0660bb30c70c8c
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SHA256
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc
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SHA512
1e957a569616ec61ce2e2fe7f9185aa150916dd6097cb6ae24247614e800ad01903a3a03cb2325772e672da722ca447f9fb7e8e6f42bfd83dd98d22cde080639
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SSDEEP
768:Z1zRSL+BoBxN9tpdC7EezJ0d8hPUtrFRtFtg3NojiwvuccA4iiKahtAZchKD6EWr:l3oBdk7ESuqhParNMKnFfiroZchUfSF
Malware Config
Signatures
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RunningRat
RunningRat is a remote access trojan first seen in 2018.
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Sets DLL path for service in the registry 2 TTPs 1 IoCs
Processes:
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SRDSLRemote\Parameters\ServiceDll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\240619625.dll" 895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe -
Executes dropped EXE 1 IoCs
Processes:
SRDSLRemote.exepid Process 2784 SRDSLRemote.exe -
Loads dropped DLL 3 IoCs
Processes:
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exesvchost.exeSRDSLRemote.exepid Process 2092 895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe 5052 svchost.exe 2784 SRDSLRemote.exe -
Creates a Windows Service
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Drops file in System32 directory 2 IoCs
Processes:
svchost.exedescription ioc Process File created C:\Windows\SysWOW64\SRDSLRemote.exe svchost.exe File opened for modification C:\Windows\SysWOW64\SRDSLRemote.exe svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exepid Process 2092 895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe 2092 895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exedescription pid Process Token: SeIncBasePriorityPrivilege 2092 895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exepid Process 2092 895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.execmd.exesvchost.exedescription pid Process procid_target PID 2092 wrote to memory of 3772 2092 895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe 82 PID 2092 wrote to memory of 3772 2092 895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe 82 PID 2092 wrote to memory of 3772 2092 895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe 82 PID 3772 wrote to memory of 1948 3772 cmd.exe 84 PID 3772 wrote to memory of 1948 3772 cmd.exe 84 PID 3772 wrote to memory of 1948 3772 cmd.exe 84 PID 5052 wrote to memory of 2784 5052 svchost.exe 88 PID 5052 wrote to memory of 2784 5052 svchost.exe 88 PID 5052 wrote to memory of 2784 5052 svchost.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe"C:\Users\Admin\AppData\Local\Temp\895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe"1⤵
- Sets DLL path for service in the registry
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 -n 1 && del /f/q "C:\Users\Admin\AppData\Local\Temp\895a942770bb5e586cab205fd2735c0c1226144555740d5c94650dde213da8fc.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3772 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 13⤵
- Runs ping.exe
PID:1948
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "SRDSLRemote"1⤵PID:232
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "SRDSLRemote"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:5052 -
C:\Windows\SysWOW64\SRDSLRemote.exeC:\Windows\system32\SRDSLRemote.exe "c:\users\admin\appdata\local\temp\240619625.dll",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2784
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
33KB
MD5655a0049a316dcac44a369b83582230a
SHA1c5bee1bb86dee75206e82a11f8ea959a2efcc270
SHA256f622618f212f3494b79e099ff1577ce05bd620292560cfd9274ed660e1ae6417
SHA512ac922b8bd70cc436218378c97155ee7b48fb484383fc1d1f03b9d0b407d262b0a2b4380958454a625a3d531befa77a3fec58378b84e2bb27a8c17dd28a34e083
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Filesize
33KB
MD5655a0049a316dcac44a369b83582230a
SHA1c5bee1bb86dee75206e82a11f8ea959a2efcc270
SHA256f622618f212f3494b79e099ff1577ce05bd620292560cfd9274ed660e1ae6417
SHA512ac922b8bd70cc436218378c97155ee7b48fb484383fc1d1f03b9d0b407d262b0a2b4380958454a625a3d531befa77a3fec58378b84e2bb27a8c17dd28a34e083
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Filesize
33KB
MD5655a0049a316dcac44a369b83582230a
SHA1c5bee1bb86dee75206e82a11f8ea959a2efcc270
SHA256f622618f212f3494b79e099ff1577ce05bd620292560cfd9274ed660e1ae6417
SHA512ac922b8bd70cc436218378c97155ee7b48fb484383fc1d1f03b9d0b407d262b0a2b4380958454a625a3d531befa77a3fec58378b84e2bb27a8c17dd28a34e083
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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Filesize
33KB
MD5655a0049a316dcac44a369b83582230a
SHA1c5bee1bb86dee75206e82a11f8ea959a2efcc270
SHA256f622618f212f3494b79e099ff1577ce05bd620292560cfd9274ed660e1ae6417
SHA512ac922b8bd70cc436218378c97155ee7b48fb484383fc1d1f03b9d0b407d262b0a2b4380958454a625a3d531befa77a3fec58378b84e2bb27a8c17dd28a34e083