Analysis
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max time kernel
150s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
30/04/2023, 22:03
Static task
static1
Behavioral task
behavioral1
Sample
d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe
Resource
win7-20230220-en
General
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Target
d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe
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Size
473KB
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MD5
4f148550545335cf1adc9a8e091ec439
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SHA1
e4b40a0c6db1a34e851d5cd6600525ba4f8196f6
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SHA256
d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0
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SHA512
80f93063d242081c5e641392b044e496cdb08754be1394c3a850a22dbf7b35fa5af1200e52f4f75c0c6aa907c639f1bcfb7dc8911ca6de0bd19affdb2e85b0bd
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SSDEEP
6144:ZzOKNKS3ltqSNYZ/Q6I9XPRQLrcAgw+NGCrJJ+Y3oX:Zz3NKS3jqSsQ6I9pQvfB+p4X
Malware Config
Extracted
vidar
3.6
78489afd9d9a4747beb445e5fb5b9c96
https://steamcommunity.com/profiles/76561199499188534
https://t.me/nutalse
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profile_id_v2
78489afd9d9a4747beb445e5fb5b9c96
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user_agent
Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
Extracted
laplas
http://89.23.97.128
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api_key
bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 66849741168740142774.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ntlhost.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 66849741168740142774.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 66849741168740142774.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe -
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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe -
Executes dropped EXE 3 IoCs
pid Process 2148 66849741168740142774.exe 3604 30016415353179633649.exe 388 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.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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resource yara_rule behavioral2/files/0x000600000002316b-251.dat upx behavioral2/files/0x000600000002316b-254.dat upx behavioral2/files/0x000600000002316b-253.dat upx behavioral2/memory/3604-258-0x0000000000780000-0x00000000015E3000-memory.dmp upx behavioral2/memory/3604-259-0x0000000000780000-0x00000000015E3000-memory.dmp upx -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 66849741168740142774.exe -
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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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 66849741168740142774.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2148 66849741168740142774.exe 388 ntlhost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 3308 2520 WerFault.exe 82 -
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 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2884 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 76 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2520 wrote to memory of 2148 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 90 PID 2520 wrote to memory of 2148 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 90 PID 2520 wrote to memory of 3604 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 92 PID 2520 wrote to memory of 3604 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 92 PID 3604 wrote to memory of 1504 3604 30016415353179633649.exe 93 PID 3604 wrote to memory of 1504 3604 30016415353179633649.exe 93 PID 2520 wrote to memory of 4760 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 95 PID 2520 wrote to memory of 4760 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 95 PID 2520 wrote to memory of 4760 2520 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 95 PID 1504 wrote to memory of 2636 1504 cmd.exe 98 PID 1504 wrote to memory of 2636 1504 cmd.exe 98 PID 4760 wrote to memory of 2884 4760 cmd.exe 99 PID 4760 wrote to memory of 2884 4760 cmd.exe 99 PID 4760 wrote to memory of 2884 4760 cmd.exe 99 PID 2148 wrote to memory of 388 2148 66849741168740142774.exe 101 PID 2148 wrote to memory of 388 2148 66849741168740142774.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe"C:\Users\Admin\AppData\Local\Temp\d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\ProgramData\66849741168740142774.exe"C:\ProgramData\66849741168740142774.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:388
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C:\ProgramData\30016415353179633649.exe"C:\ProgramData\30016415353179633649.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3604 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\30016415353179633649.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1504 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2636
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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\d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4760 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 7642⤵
- Program crash
PID:3308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2520 -ip 25201⤵PID:1296
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4.3MB
MD59abf6a8efa066a03eba449a11cafef79
SHA1317d75f39958078a9706364e9c73ae3d356c90b4
SHA2568d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29
SHA512bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a
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Filesize
4.3MB
MD59abf6a8efa066a03eba449a11cafef79
SHA1317d75f39958078a9706364e9c73ae3d356c90b4
SHA2568d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29
SHA512bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a
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Filesize
4.3MB
MD59abf6a8efa066a03eba449a11cafef79
SHA1317d75f39958078a9706364e9c73ae3d356c90b4
SHA2568d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29
SHA512bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a
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Filesize
3.5MB
MD5f5548281bcdcec5c1d151d3417412042
SHA1be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792
SHA2563469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac
SHA512387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c
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Filesize
3.5MB
MD5f5548281bcdcec5c1d151d3417412042
SHA1be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792
SHA2563469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac
SHA512387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c
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Filesize
3.5MB
MD5f5548281bcdcec5c1d151d3417412042
SHA1be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792
SHA2563469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac
SHA512387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
453.6MB
MD521e704ae9a8f92f5737f0db37fa50216
SHA1e8d4f7ac9ab64f79ae5fc0bc65afa3b8435f8c20
SHA2565f5844c29a86c781c2a261b378a87c0dea055a9a1863914d013b94828c0873b4
SHA51208332887285da78b2a1d58d9e07f602cb4fddc27167a40ef1fc505059d5765394bc94c9ecff532c1e2cd9b9d1d4e59482a74bd960aaba56d1f8383f83841abe5
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Filesize
462.2MB
MD5176903e6045fbc78caf3dd2c1cba70c2
SHA12fdf35ceb4e5c1ca9e8b53ed6eea3d9dfef5424e
SHA2565a9f8e07965c01dab310c2bcc7418d0175603aa169d838f3578ae50d0e418407
SHA512bd72e35986a50792cf43b0d1230aed9292297e3f51a747c5af40e7e1f2989aabd0db92853f6514b5d1c4282eecc04904672b6733ad39fffe4af718a1046d1d3a