Analysis
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max time kernel
153s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
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submitted
25-11-2022 09:26
General
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Target
4c871923e65e65c0e08eb216c8db9c60aebccf8060646ec6fc06886091678562.exe
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Size
6.2MB
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MD5
549e052c359d23383860a2335abe004a
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SHA1
3de0534f0c4c218c622da515385a80350cbd87f6
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SHA256
4c871923e65e65c0e08eb216c8db9c60aebccf8060646ec6fc06886091678562
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SHA512
8b06d72dfb4069a6c712ae1046ab8537b597f064f02429766aa5afa66cf705eb39b0ac05bdbc23cfb21ac6002a6984f7f409a62e6eaa13d796cd76d17d58d1b3
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SSDEEP
196608:UPfaZYMRlp30bgwOGcjwppBR5dgI8H++:UKOMRlN0bgXGGwpj5gI8e
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 3 IoCs
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RMS
Remote Manipulator System (RMS) is a remote access tool developed by Russian organization TektonIT.
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Executes dropped EXE 7 IoCs
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application 2 TTPs 2 IoCs
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Drops file in System32 directory 3 IoCs
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Drops file in Windows directory 14 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs .reg file with regedit 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of FindShellTrayWindow 3 IoCs
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Suspicious use of SendNotifyMessage 3 IoCs
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Suspicious use of SetWindowsHookEx 4 IoCs
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Suspicious use of WriteProcessMemory 27 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\4c871923e65e65c0e08eb216c8db9c60aebccf8060646ec6fc06886091678562.exe"C:\Users\Admin\AppData\Local\Temp\4c871923e65e65c0e08eb216c8db9c60aebccf8060646ec6fc06886091678562.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\System64\1systemsmss.exe"C:\Windows\System64\1systemsmss.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regedit.exe"C:\Windows\System32\regedit.exe" /s "C:\Windows\Zont911\Regedit.reg"3⤵
- Runs .reg file with regedit
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Windows\Zont911\Tupe.bat" "3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\chcp.comChcp 12514⤵
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C:\Windows\System64\svnhost.exe"C:\Windows\System64\svnhost.exe" /silentinstall4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Windows\System64\svnhost.exe"C:\Windows\System64\svnhost.exe" /firewall4⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
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C:\Windows\System64\svnhost.exe"C:\Windows\System64\svnhost.exe" /start4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Windows\System64\svnhost.exeC:\Windows\System64\svnhost.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\System64\systemsmss.exeC:\Windows\System64\systemsmss.exe2⤵
- Executes dropped EXE
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C:\Windows\System64\systemsmss.exeC:\Windows\System64\systemsmss.exe /tray2⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
6.2MB
MD5549e052c359d23383860a2335abe004a
SHA13de0534f0c4c218c622da515385a80350cbd87f6
SHA2564c871923e65e65c0e08eb216c8db9c60aebccf8060646ec6fc06886091678562
SHA5128b06d72dfb4069a6c712ae1046ab8537b597f064f02429766aa5afa66cf705eb39b0ac05bdbc23cfb21ac6002a6984f7f409a62e6eaa13d796cd76d17d58d1b3
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Filesize
6.2MB
MD5549e052c359d23383860a2335abe004a
SHA13de0534f0c4c218c622da515385a80350cbd87f6
SHA2564c871923e65e65c0e08eb216c8db9c60aebccf8060646ec6fc06886091678562
SHA5128b06d72dfb4069a6c712ae1046ab8537b597f064f02429766aa5afa66cf705eb39b0ac05bdbc23cfb21ac6002a6984f7f409a62e6eaa13d796cd76d17d58d1b3
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Filesize
6.0MB
MD5e437e8730f2163cba2552a5a374a885a
SHA1514497f668ae7b80a698bd8cda6de2dcf104e450
SHA256dde1cc7b34ad434fb515b4b315c2ec22a74e3b1b4d50fe83421fab4d6055b3a6
SHA512e924929176c60f00bfd45f0ec991279d4bbb96be4f5f270e636594d4faad681c318cbc9374dd2126170e18f7b4e9db54b193c147b452655c2806921d8c76c445
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Filesize
6.0MB
MD5e437e8730f2163cba2552a5a374a885a
SHA1514497f668ae7b80a698bd8cda6de2dcf104e450
SHA256dde1cc7b34ad434fb515b4b315c2ec22a74e3b1b4d50fe83421fab4d6055b3a6
SHA512e924929176c60f00bfd45f0ec991279d4bbb96be4f5f270e636594d4faad681c318cbc9374dd2126170e18f7b4e9db54b193c147b452655c2806921d8c76c445
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Filesize
6.0MB
MD5e437e8730f2163cba2552a5a374a885a
SHA1514497f668ae7b80a698bd8cda6de2dcf104e450
SHA256dde1cc7b34ad434fb515b4b315c2ec22a74e3b1b4d50fe83421fab4d6055b3a6
SHA512e924929176c60f00bfd45f0ec991279d4bbb96be4f5f270e636594d4faad681c318cbc9374dd2126170e18f7b4e9db54b193c147b452655c2806921d8c76c445
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Filesize
6.0MB
MD5e437e8730f2163cba2552a5a374a885a
SHA1514497f668ae7b80a698bd8cda6de2dcf104e450
SHA256dde1cc7b34ad434fb515b4b315c2ec22a74e3b1b4d50fe83421fab4d6055b3a6
SHA512e924929176c60f00bfd45f0ec991279d4bbb96be4f5f270e636594d4faad681c318cbc9374dd2126170e18f7b4e9db54b193c147b452655c2806921d8c76c445
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Filesize
6.0MB
MD5e437e8730f2163cba2552a5a374a885a
SHA1514497f668ae7b80a698bd8cda6de2dcf104e450
SHA256dde1cc7b34ad434fb515b4b315c2ec22a74e3b1b4d50fe83421fab4d6055b3a6
SHA512e924929176c60f00bfd45f0ec991279d4bbb96be4f5f270e636594d4faad681c318cbc9374dd2126170e18f7b4e9db54b193c147b452655c2806921d8c76c445
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Filesize
5.1MB
MD5bd458a26931f960f13958510e88a61a8
SHA1be9fff29f269d649688e941e97ac03e669571837
SHA256d295538301a5513d3e605e43586e48504ec22f87666a31ef06f697b5c9b611f3
SHA512afe9e6209ade2846f31efb7b9977d42b28cd082eb0a4b9c4ba4b9c91d528afbc7efe748be0c78c938d042dc9d200c23d2f0552a7498ab23becac828df53245e7
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Filesize
5.1MB
MD5bd458a26931f960f13958510e88a61a8
SHA1be9fff29f269d649688e941e97ac03e669571837
SHA256d295538301a5513d3e605e43586e48504ec22f87666a31ef06f697b5c9b611f3
SHA512afe9e6209ade2846f31efb7b9977d42b28cd082eb0a4b9c4ba4b9c91d528afbc7efe748be0c78c938d042dc9d200c23d2f0552a7498ab23becac828df53245e7
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Filesize
5.1MB
MD5bd458a26931f960f13958510e88a61a8
SHA1be9fff29f269d649688e941e97ac03e669571837
SHA256d295538301a5513d3e605e43586e48504ec22f87666a31ef06f697b5c9b611f3
SHA512afe9e6209ade2846f31efb7b9977d42b28cd082eb0a4b9c4ba4b9c91d528afbc7efe748be0c78c938d042dc9d200c23d2f0552a7498ab23becac828df53245e7
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Filesize
378KB
MD5d43fa82fab5337ce20ad14650085c5d9
SHA1678aa092075ff65b6815ffc2d8fdc23af8425981
SHA256c022958429edd94bfe31f2eacfe24ff6b45d6f12747725c449a36116373de03b
SHA512103e61a9f58df03316676a074487e50ec518479c11068df3736df139b85c7671048c65bce0ef2c55b3c50c61fde54e9e6c7d1b795aea71263ae94c91d4874e0d
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Filesize
1.6MB
MD5dab4646806dfca6d0e0b4d80fa9209d6
SHA18244dfe22ec2090eee89dad103e6b2002059d16a
SHA256cb6ef96d3a66ef08ec2c8640b751a52d6d4f4530cf01162a69966f0fd5153587
SHA512aa5eb93bf23a10de797d6fb52a55a95d36bc48927c76fedd81e0c48872745cb7f7d1b3f230eaae42fd4e79b6a59ca707e56bd6963b03644cbd5984f11e98d6e7
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Filesize
11KB
MD58652240acb0c567db26f15721b4eb7a1
SHA18e302e822bd83dc106d735343267dcb7c2384b93
SHA256d86fc93ea8d3f3a2c7b09c64942ddffd1cc6fbbbf002fec07815138fa634f1b8
SHA512e95d58d7525c16659705522bbb700ee94985da8084ca55d59d5be04e86ca5a51186c287eabf9f78e1aa6403823011323ffded3964c73691a71ef2d0036acc4d9
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Filesize
281B
MD5691f040de6d335962416b319dcd416dc
SHA1db49109c0917910f7fce8b6de690a1c7e2026226
SHA256605d0b9c2fd1972c4ee60d8eefd336be636884dcdf54a4e5f2829c46e80fdcea
SHA512f34ba36bdeaa43a1265ec69acfa0f199f2b4d5d90b4ea890327478f4f48ec7597d660b922dd1e149de3a1ff9b48c79e4c9c53e8a482b4cb5842bc0976f93bf89