Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
19-07-2021 09:03
Static task
static1
Behavioral task
behavioral1
Sample
6382174601bf02a6f9b09303d4c7febf.exe
Resource
win7v20210408
General
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Target
6382174601bf02a6f9b09303d4c7febf.exe
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Size
551KB
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MD5
6382174601bf02a6f9b09303d4c7febf
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SHA1
6af4c812ba7acc3e5a7237f4dfd7e013915aeda7
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SHA256
9706247fdb847874ca3fad6229787e37299be25d938af865a8e5b132bf313b89
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SHA512
62a24678c137367416613c34a4c7568a2323f264da5f59555a63d54b1b33ffbc94fd1d8c910c799383a91769809b72ebd0e0e61f617e1a784bcd4115d1098132
Malware Config
Extracted
vidar
39.6
903
https://sslamlssa1.tumblr.com/
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profile_id
903
Signatures
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Vidar Stealer 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2028-64-0x000000000046B76D-mapping.dmp family_vidar behavioral1/memory/2028-63-0x0000000000400000-0x00000000004A1000-memory.dmp family_vidar behavioral1/memory/2028-66-0x0000000000400000-0x00000000004A1000-memory.dmp family_vidar -
Downloads MZ/PE file
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Loads dropped DLL 4 IoCs
Processes:
6382174601bf02a6f9b09303d4c7febf.exepid process 2028 6382174601bf02a6f9b09303d4c7febf.exe 2028 6382174601bf02a6f9b09303d4c7febf.exe 2028 6382174601bf02a6f9b09303d4c7febf.exe 2028 6382174601bf02a6f9b09303d4c7febf.exe -
Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule behavioral1/memory/1640-62-0x00000000002F0000-0x00000000002F8000-memory.dmp agile_net -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
6382174601bf02a6f9b09303d4c7febf.exedescription pid process target process PID 1640 set thread context of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
6382174601bf02a6f9b09303d4c7febf.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 6382174601bf02a6f9b09303d4c7febf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 6382174601bf02a6f9b09303d4c7febf.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1132 timeout.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 1608 taskkill.exe -
Processes:
6382174601bf02a6f9b09303d4c7febf.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 6382174601bf02a6f9b09303d4c7febf.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 6382174601bf02a6f9b09303d4c7febf.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 6382174601bf02a6f9b09303d4c7febf.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
6382174601bf02a6f9b09303d4c7febf.exepid process 2028 6382174601bf02a6f9b09303d4c7febf.exe 2028 6382174601bf02a6f9b09303d4c7febf.exe 2028 6382174601bf02a6f9b09303d4c7febf.exe 2028 6382174601bf02a6f9b09303d4c7febf.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
6382174601bf02a6f9b09303d4c7febf.exetaskkill.exedescription pid process Token: SeDebugPrivilege 1640 6382174601bf02a6f9b09303d4c7febf.exe Token: SeDebugPrivilege 1608 taskkill.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
6382174601bf02a6f9b09303d4c7febf.exe6382174601bf02a6f9b09303d4c7febf.execmd.exedescription pid process target process PID 1640 wrote to memory of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe PID 1640 wrote to memory of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe PID 1640 wrote to memory of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe PID 1640 wrote to memory of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe PID 1640 wrote to memory of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe PID 1640 wrote to memory of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe PID 1640 wrote to memory of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe PID 1640 wrote to memory of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe PID 1640 wrote to memory of 2028 1640 6382174601bf02a6f9b09303d4c7febf.exe 6382174601bf02a6f9b09303d4c7febf.exe PID 2028 wrote to memory of 1444 2028 6382174601bf02a6f9b09303d4c7febf.exe cmd.exe PID 2028 wrote to memory of 1444 2028 6382174601bf02a6f9b09303d4c7febf.exe cmd.exe PID 2028 wrote to memory of 1444 2028 6382174601bf02a6f9b09303d4c7febf.exe cmd.exe PID 2028 wrote to memory of 1444 2028 6382174601bf02a6f9b09303d4c7febf.exe cmd.exe PID 1444 wrote to memory of 1608 1444 cmd.exe taskkill.exe PID 1444 wrote to memory of 1608 1444 cmd.exe taskkill.exe PID 1444 wrote to memory of 1608 1444 cmd.exe taskkill.exe PID 1444 wrote to memory of 1608 1444 cmd.exe taskkill.exe PID 1444 wrote to memory of 1132 1444 cmd.exe timeout.exe PID 1444 wrote to memory of 1132 1444 cmd.exe timeout.exe PID 1444 wrote to memory of 1132 1444 cmd.exe timeout.exe PID 1444 wrote to memory of 1132 1444 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6382174601bf02a6f9b09303d4c7febf.exe"C:\Users\Admin\AppData\Local\Temp\6382174601bf02a6f9b09303d4c7febf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\6382174601bf02a6f9b09303d4c7febf.exeC:\Users\Admin\AppData\Local\Temp\6382174601bf02a6f9b09303d4c7febf.exe2⤵
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im 6382174601bf02a6f9b09303d4c7febf.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\6382174601bf02a6f9b09303d4c7febf.exe" & del C:\ProgramData\*.dll & exit3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\taskkill.exetaskkill /im 6382174601bf02a6f9b09303d4c7febf.exe /f4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\timeout.exetimeout /t 64⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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\ProgramData\msvcp140.dllMD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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\ProgramData\vcruntime140.dllMD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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memory/1132-73-0x0000000000000000-mapping.dmp
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memory/1444-71-0x0000000000000000-mapping.dmp
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memory/1608-72-0x0000000000000000-mapping.dmp
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memory/1640-61-0x0000000000410000-0x0000000000411000-memory.dmpFilesize
4KB
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memory/1640-62-0x00000000002F0000-0x00000000002F8000-memory.dmpFilesize
32KB
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memory/1640-59-0x0000000000C40000-0x0000000000C41000-memory.dmpFilesize
4KB
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memory/2028-64-0x000000000046B76D-mapping.dmp
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memory/2028-66-0x0000000000400000-0x00000000004A1000-memory.dmpFilesize
644KB
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memory/2028-65-0x00000000769B1000-0x00000000769B3000-memory.dmpFilesize
8KB
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memory/2028-63-0x0000000000400000-0x00000000004A1000-memory.dmpFilesize
644KB