Analysis
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max time kernel
64s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
17-11-2022 08:26
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
General
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Target
file.exe
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Size
274KB
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MD5
e30236d2d090827b550afd90cef3a6ef
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SHA1
7757d2ef82ffeedb1283d44db93cbbfe339c2547
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SHA256
e49fd3959894df00e85dc1916b52d90b00dd1229118d463f28b634a8944d5070
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SHA512
ee83e3fa1717a65a3da7dc25ba64bd6e75d05b89c097e487c1e44a9c7a8fbcb7d09095324ab5b4900d7a8e03d7407d87bf278ff644f520430894e6a11c37311c
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SSDEEP
6144:lp1Pi/vzGo7EopHZLAz9RSHfrw/63C6RJEN1gO2:l6vCo7xLA4UPimN1gO
Malware Config
Extracted
vidar
55.7
937
https://t.me/deadftx
https://www.ultimate-guitar.com/u/smbfupkuhrgc1
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profile_id
937
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
file.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Control Panel\International\Geo\Nation file.exe -
Loads dropped DLL 2 IoCs
Processes:
file.exepid process 1004 file.exe 1004 file.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
Processes:
WerFault.exepid pid_target process target process 3080 1004 WerFault.exe file.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
file.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString file.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 5084 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
file.exepid process 1004 file.exe 1004 file.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
file.execmd.exedescription pid process target process PID 1004 wrote to memory of 1504 1004 file.exe cmd.exe PID 1004 wrote to memory of 1504 1004 file.exe cmd.exe PID 1004 wrote to memory of 1504 1004 file.exe cmd.exe PID 1504 wrote to memory of 5084 1504 cmd.exe timeout.exe PID 1504 wrote to memory of 5084 1504 cmd.exe timeout.exe PID 1504 wrote to memory of 5084 1504 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\file.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1004 -s 19122⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1004 -ip 10041⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\mozglue.dllFilesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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C:\ProgramData\nss3.dllFilesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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memory/1004-132-0x0000000000829000-0x0000000000856000-memory.dmpFilesize
180KB
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memory/1004-133-0x00000000022E0000-0x000000000232A000-memory.dmpFilesize
296KB
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memory/1004-134-0x0000000000400000-0x00000000005A9000-memory.dmpFilesize
1.7MB
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memory/1004-135-0x0000000061E00000-0x0000000061EF3000-memory.dmpFilesize
972KB
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memory/1004-157-0x0000000000829000-0x0000000000856000-memory.dmpFilesize
180KB
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memory/1004-158-0x0000000000400000-0x00000000005A9000-memory.dmpFilesize
1.7MB
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memory/1504-155-0x0000000000000000-mapping.dmp
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memory/5084-156-0x0000000000000000-mapping.dmp