Analysis
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max time kernel
133s -
max time network
125s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
18-01-2022 16:53
Static task
static1
General
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Target
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe
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Size
1.6MB
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MD5
b5d3bb71ea746a115af16ec859cb0cbf
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SHA1
8a56a6da989c5a1e4bceea554de821387e9e01e7
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SHA256
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741
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SHA512
9025428ba9c3c48863a6415603e5e1b157f548fb3e637ee31e21eaa7a0a6c3bd8a535fae2a17ad27ea937ad5e9084ae3d3a8e16f85a49779ce2d66a351ac699e
Malware Config
Extracted
vidar
49.7
1131
https://mastodon.online/@prophef1
https://koyu.space/@prophef2
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profile_id
1131
Extracted
systembc
mainscpnl.xyz:4207
backpscpnl.xyz:4207
Signatures
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suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2652-122-0x0000000000400000-0x0000000000794000-memory.dmp family_vidar behavioral1/memory/2652-124-0x0000000000400000-0x0000000000794000-memory.dmp family_vidar -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
0CC125T532CGGKMV.exe0CC125T532CGGKMV.exeuaufsdg.exeuaufsdg.exepid process 1160 0CC125T532CGGKMV.exe 2556 0CC125T532CGGKMV.exe 1512 uaufsdg.exe 2148 uaufsdg.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe -
Loads dropped DLL 2 IoCs
Processes:
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exepid process 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe -
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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Processes:
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe -
Drops file in System32 directory 6 IoCs
Processes:
uaufsdg.exeuaufsdg.exe0CC125T532CGGKMV.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\.obs32\{49E7EF38-38264034-163ACEA1-2953F590}.Language uaufsdg.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Obsidium\{49E7EF38-38264034-163ACEA1-2953F590}.Extensions uaufsdg.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\.obs32\{49E7EF38-38264034-163ACEA1-2953F590}.Language uaufsdg.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Obsidium\{49E7EF38-38264034-163ACEA1-2953F590}.Extensions 0CC125T532CGGKMV.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\.obs32\{49E7EF38-38264034-163ACEA1-2953F590}.Language 0CC125T532CGGKMV.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Obsidium\{49E7EF38-38264034-163ACEA1-2953F590}.Extensions uaufsdg.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exepid process 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe -
Drops file in Windows directory 5 IoCs
Processes:
uaufsdg.exe0CC125T532CGGKMV.exe0CC125T532CGGKMV.exedescription ioc process File opened for modification C:\Windows\Tasks\wow64.job uaufsdg.exe File created C:\Windows\Tasks\wow64.job 0CC125T532CGGKMV.exe File opened for modification C:\Windows\Tasks\wow64.job 0CC125T532CGGKMV.exe File created C:\Windows\Tasks\xjfveusbibxpwfdtdti.job 0CC125T532CGGKMV.exe File created C:\Windows\Tasks\wow64.job uaufsdg.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:
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 632 timeout.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 3456 taskkill.exe -
NTFS ADS 2 IoCs
Processes:
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exedescription ioc process File created C:\ProgramData\0CC125T532CGGKMV.exe:Zone.Identifier 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe File opened for modification C:\ProgramData\0CC125T532CGGKMV.exe:Zone.Identifier 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exepid process 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 3456 taskkill.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.execmd.exedescription pid process target process PID 2652 wrote to memory of 1160 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 0CC125T532CGGKMV.exe PID 2652 wrote to memory of 1160 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 0CC125T532CGGKMV.exe PID 2652 wrote to memory of 1160 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe 0CC125T532CGGKMV.exe PID 2652 wrote to memory of 2692 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe cmd.exe PID 2652 wrote to memory of 2692 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe cmd.exe PID 2652 wrote to memory of 2692 2652 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe cmd.exe PID 2692 wrote to memory of 3456 2692 cmd.exe taskkill.exe PID 2692 wrote to memory of 3456 2692 cmd.exe taskkill.exe PID 2692 wrote to memory of 3456 2692 cmd.exe taskkill.exe PID 2692 wrote to memory of 632 2692 cmd.exe timeout.exe PID 2692 wrote to memory of 632 2692 cmd.exe timeout.exe PID 2692 wrote to memory of 632 2692 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe"C:\Users\Admin\AppData\Local\Temp\8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe"1⤵
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\ProgramData\0CC125T532CGGKMV.exe"C:\ProgramData\0CC125T532CGGKMV.exe"2⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:1160
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe" & del C:\ProgramData\*.dll & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2692 -
C:\Windows\SysWOW64\taskkill.exetaskkill /im 8c8fd0120327d4795bcf8fcf2ce131a480ae41cf200e844bc1eb0185cd2d3741.exe /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3456
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C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:632
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C:\ProgramData\0CC125T532CGGKMV.exeC:\ProgramData\0CC125T532CGGKMV.exe start1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
PID:2556
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C:\Windows\TEMP\uaufsdg.exeC:\Windows\TEMP\uaufsdg.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
PID:1512
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C:\Windows\TEMP\uaufsdg.exeC:\Windows\TEMP\uaufsdg.exe start1⤵
- Executes dropped EXE
- Drops file in System32 directory
PID:2148
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
a692018d2b9c401318fe8e49903c8e7f
SHA1c443761f15cd362b6aff6aa1dc17a3127e9527a6
SHA256b297268489b285cb347ca9a7efc9339d36505e61bfd9b29719321e4164c8c9cf
SHA5124be1b1a95c56cdb9e2b0e9c3ca4b235911da1c4a881f37d44ced0bc55a6a49b64244814089487c23a90a360a9f4eb57005efb2b0cdd668ef5df1afd03b0e5baa
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MD5
a692018d2b9c401318fe8e49903c8e7f
SHA1c443761f15cd362b6aff6aa1dc17a3127e9527a6
SHA256b297268489b285cb347ca9a7efc9339d36505e61bfd9b29719321e4164c8c9cf
SHA5124be1b1a95c56cdb9e2b0e9c3ca4b235911da1c4a881f37d44ced0bc55a6a49b64244814089487c23a90a360a9f4eb57005efb2b0cdd668ef5df1afd03b0e5baa
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MD5
a692018d2b9c401318fe8e49903c8e7f
SHA1c443761f15cd362b6aff6aa1dc17a3127e9527a6
SHA256b297268489b285cb347ca9a7efc9339d36505e61bfd9b29719321e4164c8c9cf
SHA5124be1b1a95c56cdb9e2b0e9c3ca4b235911da1c4a881f37d44ced0bc55a6a49b64244814089487c23a90a360a9f4eb57005efb2b0cdd668ef5df1afd03b0e5baa
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MD5
ef2834ac4ee7d6724f255beaf527e635
SHA15be8c1e73a21b49f353c2ecfa4108e43a883cb7b
SHA256a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba
SHA512c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2
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MD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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MD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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MD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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MD5
a2ee53de9167bf0d6c019303b7ca84e5
SHA12a3c737fa1157e8483815e98b666408a18c0db42
SHA25643536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083
SHA51245b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8
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MD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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MD5
a692018d2b9c401318fe8e49903c8e7f
SHA1c443761f15cd362b6aff6aa1dc17a3127e9527a6
SHA256b297268489b285cb347ca9a7efc9339d36505e61bfd9b29719321e4164c8c9cf
SHA5124be1b1a95c56cdb9e2b0e9c3ca4b235911da1c4a881f37d44ced0bc55a6a49b64244814089487c23a90a360a9f4eb57005efb2b0cdd668ef5df1afd03b0e5baa
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MD5
b1da2260a807a6e963204ec2fdce6d7e
SHA1ff5d144cee1b936eddfc0b7e2a128ab8c20f0721
SHA2567c88ca4e9ea0fdd2dff4e33d1934672ce3198b26ac2fcfdc54113df32aa819bb
SHA512ca9a5f428e1261ca007e981f395eafa461f337a62c998831a616544df41bb68e3b267ff76b9b68189971694cd677a95f41f85d4f9e559d0ecede7950f54fb728
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MD5
a692018d2b9c401318fe8e49903c8e7f
SHA1c443761f15cd362b6aff6aa1dc17a3127e9527a6
SHA256b297268489b285cb347ca9a7efc9339d36505e61bfd9b29719321e4164c8c9cf
SHA5124be1b1a95c56cdb9e2b0e9c3ca4b235911da1c4a881f37d44ced0bc55a6a49b64244814089487c23a90a360a9f4eb57005efb2b0cdd668ef5df1afd03b0e5baa
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MD5
a692018d2b9c401318fe8e49903c8e7f
SHA1c443761f15cd362b6aff6aa1dc17a3127e9527a6
SHA256b297268489b285cb347ca9a7efc9339d36505e61bfd9b29719321e4164c8c9cf
SHA5124be1b1a95c56cdb9e2b0e9c3ca4b235911da1c4a881f37d44ced0bc55a6a49b64244814089487c23a90a360a9f4eb57005efb2b0cdd668ef5df1afd03b0e5baa
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MD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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MD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66