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Analysis
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max time kernel
146s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
09/06/2022, 14:42
Static task
static1
Behavioral task
behavioral1
Sample
MIXONE.exe
Resource
win7-20220414-en
General
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Target
MIXONE.exe
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Size
268KB
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MD5
27dc719db81a482a554dfa94992c53fe
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SHA1
61ab59cc71f745afa1c4668ffba8253b4b2b52d6
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SHA256
90c0e76b7fee7b989428081fb1a754f45c3c0bee42131a03dbb1450d370dd793
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SHA512
9ef986d23b4b9a3dc7d4eb0f1c5f819fb41938df35c512ec57fdfda49be2c58a7ad503165f3475d93f470b2bbd1afc1bddff56ba2139f3706643b01056514c95
Malware Config
Extracted
arkei
Default
Signatures
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suricata: ET MALWARE Win32/Vidar Variant/Mars CnC Activity (GET)
suricata: ET MALWARE Win32/Vidar Variant/Mars CnC Activity (GET)
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suricata: ET MALWARE Win32/Vidar Variant/Mars Stealer CnC Exfil
suricata: ET MALWARE Win32/Vidar Variant/Mars Stealer CnC Exfil
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation MIXONE.exe -
Loads dropped DLL 2 IoCs
pid Process 4308 MIXONE.exe 4308 MIXONE.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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 4452 4308 WerFault.exe 79 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MIXONE.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MIXONE.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3044 timeout.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4308 wrote to memory of 3272 4308 MIXONE.exe 80 PID 4308 wrote to memory of 3272 4308 MIXONE.exe 80 PID 4308 wrote to memory of 3272 4308 MIXONE.exe 80 PID 3272 wrote to memory of 3044 3272 cmd.exe 84 PID 3272 wrote to memory of 3044 3272 cmd.exe 84 PID 3272 wrote to memory of 3044 3272 cmd.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\MIXONE.exe"C:\Users\Admin\AppData\Local\Temp\MIXONE.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:4308 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\MIXONE.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3272 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:3044
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4308 -s 15482⤵
- Program crash
PID:4452
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4308 -ip 43081⤵PID:1068
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
133KB
MD58f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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Filesize
1.2MB
MD5bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66