Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
29-04-2023 06:22
Static task
static1
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__ 04651381087999907473.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\VideoBiosVersion 04651381087999907473.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 04651381087999907473.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-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe -
Executes dropped EXE 3 IoCs
pid Process 2220 04651381087999907473.exe 1080 64394838927852830094.exe 4052 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 4804 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 behavioral1/files/0x0006000000022fb7-243.dat upx behavioral1/files/0x0006000000022fb7-245.dat upx behavioral1/files/0x0006000000022fb7-246.dat upx behavioral1/memory/1080-249-0x0000000000700000-0x0000000001563000-memory.dmp upx behavioral1/memory/1080-250-0x0000000000700000-0x0000000001563000-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-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 04651381087999907473.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 04651381087999907473.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2220 04651381087999907473.exe 4052 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 3476 4804 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 3944 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 55 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4804 wrote to memory of 2220 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 89 PID 4804 wrote to memory of 2220 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 89 PID 4804 wrote to memory of 1080 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 91 PID 4804 wrote to memory of 1080 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 91 PID 1080 wrote to memory of 2432 1080 64394838927852830094.exe 93 PID 1080 wrote to memory of 2432 1080 64394838927852830094.exe 93 PID 4804 wrote to memory of 2620 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 95 PID 4804 wrote to memory of 2620 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 95 PID 4804 wrote to memory of 2620 4804 d419fc3ee1b3a96f742db99cca05896883bded2d351277bd0462485d318b60f0.exe 95 PID 2432 wrote to memory of 408 2432 cmd.exe 97 PID 2432 wrote to memory of 408 2432 cmd.exe 97 PID 2620 wrote to memory of 3944 2620 cmd.exe 100 PID 2620 wrote to memory of 3944 2620 cmd.exe 100 PID 2620 wrote to memory of 3944 2620 cmd.exe 100 PID 2220 wrote to memory of 4052 2220 04651381087999907473.exe 101 PID 2220 wrote to memory of 4052 2220 04651381087999907473.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:4804 -
C:\ProgramData\04651381087999907473.exe"C:\ProgramData\04651381087999907473.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:2220 -
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:4052
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C:\ProgramData\64394838927852830094.exe"C:\ProgramData\64394838927852830094.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1080 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\64394838927852830094.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:408
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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:2620 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4804 -s 19802⤵
- Program crash
PID:3476
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4804 -ip 48041⤵PID:3244
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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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
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
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
642.2MB
MD562f5fa7b47bb8847b451c57c327cbd55
SHA15c13ffab0212fc30d0a0a667fa877238df0bf160
SHA2561061dc5f70dc472653668afef23a894e714be9d781cf34133e72798179b52a00
SHA512b8fee54829edb320460bbf24d0afe478f99a260cd6a6487dde21a41020f8ebd9c03db5fbf0b9bc3e71686528dae7fbaa905fee36151263f1628881226883681f
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Filesize
622.4MB
MD53c33e176adc1083f2c35cca8b099524b
SHA186e9e63858082b84882d5f0d44d6312b91e379cb
SHA25687e7194afb354129612c52ee8965b0cd80bbd864972b4210b44e3e31485d5e93
SHA512eb4dcc8a222b802c5ee547d654dc2dc9981403039d0d6ae40d99a7c4675ad54c62e0eb9393374df5c8961a46e401e9fb5fc977a63a78cc68eaf11ca76b714823