3c84cce3867660912739106e235ed948.exe
3c84cce3867660912739106e235ed948.exe
375KB
25-11-2021 16:52
3c84cce3867660912739106e235ed948
a2236630a73791330822d68db8e1e6c4fe61b183
4ba7148fbd3d102ac4ff4da19e24130c7708da3a5a6ff0dd73508892e56e7cb1
Extracted
Family | arkei |
Botnet | Default |
C2 |
http://die-grausamste-herrin.at/wp.php |
Filter: none
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Arkei
Description
Arkei is an infostealer written in C++.
Tags
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Arkei Stealer Payload
Tags
Reported IOCs
resource yara_rule behavioral1/memory/680-64-0x0000000000400000-0x0000000000424000-memory.dmp family_arkei behavioral1/memory/680-65-0x0000000000400000-0x0000000000424000-memory.dmp family_arkei behavioral1/memory/680-66-0x0000000000400000-0x0000000000424000-memory.dmp family_arkei behavioral1/memory/680-67-0x0000000000406690-mapping.dmp family_arkei behavioral1/memory/680-69-0x0000000000400000-0x0000000000424000-memory.dmp family_arkei -
Downloads MZ/PE file
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Deletes itselfcmd.exe
Reported IOCs
pid process 316 cmd.exe -
Loads dropped DLL3c84cce3867660912739106e235ed948.exe
Reported IOCs
pid process 680 3c84cce3867660912739106e235ed948.exe 680 3c84cce3867660912739106e235ed948.exe 680 3c84cce3867660912739106e235ed948.exe 680 3c84cce3867660912739106e235ed948.exe 680 3c84cce3867660912739106e235ed948.exe -
Reads user/profile data of web browsers
Description
Infostealers often target stored browser data, which can include saved credentials etc.
Tags
TTPs
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Accesses cryptocurrency files/wallets, possible credential harvesting
Tags
TTPs
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Checks installed software on the system
Description
Looks up Uninstall key entries in the registry to enumerate software on the system.
Tags
TTPs
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Suspicious use of SetThreadContext3c84cce3867660912739106e235ed948.exe
Reported IOCs
description pid process target process PID 320 set thread context of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe -
Enumerates physical storage devices
Description
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
TTPs
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Checks processor information in registry3c84cce3867660912739106e235ed948.exe
Description
Processor information is often read in order to detect sandboxing environments.
TTPs
Reported IOCs
description ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 3c84cce3867660912739106e235ed948.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 3c84cce3867660912739106e235ed948.exe -
Delays execution with timeout.exetimeout.exe
Tags
Reported IOCs
pid process 1712 timeout.exe -
Suspicious behavior: EnumeratesProcesses3c84cce3867660912739106e235ed948.exe
Reported IOCs
pid process 320 3c84cce3867660912739106e235ed948.exe 320 3c84cce3867660912739106e235ed948.exe -
Suspicious use of AdjustPrivilegeToken3c84cce3867660912739106e235ed948.exe
Reported IOCs
description pid process Token: SeDebugPrivilege 320 3c84cce3867660912739106e235ed948.exe -
Suspicious use of WriteProcessMemory3c84cce3867660912739106e235ed948.exe3c84cce3867660912739106e235ed948.execmd.exe
Reported IOCs
description pid process target process PID 320 wrote to memory of 820 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 820 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 820 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 820 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 320 wrote to memory of 680 320 3c84cce3867660912739106e235ed948.exe 3c84cce3867660912739106e235ed948.exe PID 680 wrote to memory of 316 680 3c84cce3867660912739106e235ed948.exe cmd.exe PID 680 wrote to memory of 316 680 3c84cce3867660912739106e235ed948.exe cmd.exe PID 680 wrote to memory of 316 680 3c84cce3867660912739106e235ed948.exe cmd.exe PID 680 wrote to memory of 316 680 3c84cce3867660912739106e235ed948.exe cmd.exe PID 316 wrote to memory of 1712 316 cmd.exe timeout.exe PID 316 wrote to memory of 1712 316 cmd.exe timeout.exe PID 316 wrote to memory of 1712 316 cmd.exe timeout.exe PID 316 wrote to memory of 1712 316 cmd.exe timeout.exe
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C:\Users\Admin\AppData\Local\Temp\3c84cce3867660912739106e235ed948.exe"C:\Users\Admin\AppData\Local\Temp\3c84cce3867660912739106e235ed948.exe"Suspicious use of SetThreadContextSuspicious behavior: EnumeratesProcessesSuspicious use of AdjustPrivilegeTokenSuspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3c84cce3867660912739106e235ed948.exe"C:\Users\Admin\AppData\Local\Temp\3c84cce3867660912739106e235ed948.exe"
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C:\Users\Admin\AppData\Local\Temp\3c84cce3867660912739106e235ed948.exe"C:\Users\Admin\AppData\Local\Temp\3c84cce3867660912739106e235ed948.exe"Loads dropped DLLChecks processor information in registrySuspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\3c84cce3867660912739106e235ed948.exe" & exitDeletes itselfSuspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /t 5Delays execution with timeout.exe
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\ProgramData\mozglue.dll
MD58f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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\ProgramData\msvcp140.dll
MD5109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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\ProgramData\nss3.dll
MD5bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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\ProgramData\sqlite3.dll
MD5e477a96c8f2b18d6b5c27bde49c990bf
SHA1e980c9bf41330d1e5bd04556db4646a0210f7409
SHA25616574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660
SHA512335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c
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\ProgramData\vcruntime140.dll
MD57587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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memory/316-75-0x0000000000000000-mapping.dmp
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memory/320-60-0x0000000007F70000-0x000000000802B000-memory.dmp
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memory/320-57-0x0000000076A21000-0x0000000076A23000-memory.dmp
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memory/320-58-0x00000000046B0000-0x00000000046B1000-memory.dmp
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memory/320-59-0x00000000046B5000-0x00000000046C6000-memory.dmp
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memory/320-55-0x0000000000310000-0x0000000000311000-memory.dmp
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memory/680-66-0x0000000000400000-0x0000000000424000-memory.dmp
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memory/680-69-0x0000000000400000-0x0000000000424000-memory.dmp
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memory/680-67-0x0000000000406690-mapping.dmp
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memory/680-62-0x0000000000400000-0x0000000000424000-memory.dmp
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memory/680-63-0x0000000000400000-0x0000000000424000-memory.dmp
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memory/680-65-0x0000000000400000-0x0000000000424000-memory.dmp
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memory/680-64-0x0000000000400000-0x0000000000424000-memory.dmp
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memory/680-61-0x0000000000400000-0x0000000000424000-memory.dmp
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memory/1712-76-0x0000000000000000-mapping.dmp