Analysis
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max time kernel
150s -
max time network
136s -
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 16:01
Static task
static1
General
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Target
269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe
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Size
472KB
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MD5
5c26a597ea8fd8cd105fdb95d931a861
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SHA1
842b6ba5ffe1b7537ef34362ea5fec67606fd03e
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SHA256
269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1
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SHA512
0167cf485e964175604ffbeea0404b4a7f8a9842f8d1fe0b49e5b259927f49c75b09a6968c8012a2f6a9e001fc4458baabdf406f00dbdff4e586045cc01079da
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SSDEEP
6144:bEb41PokYdC1MUHxxn/aRUBlEhQEkTQS4BRyWh7DHcwY0C9TkrcEfq:bEbOPokKcR1yiMNLBRysTzjrf
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__ 77779402424741558084.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 77779402424741558084.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 77779402424741558084.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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe -
Executes dropped EXE 3 IoCs
pid Process 4936 77779402424741558084.exe 4008 62344066199487193141.exe 3340 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.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/0x0006000000023168-240.dat upx behavioral1/files/0x0006000000023168-244.dat upx behavioral1/files/0x0006000000023168-243.dat upx behavioral1/memory/4008-249-0x0000000000AA0000-0x0000000001903000-memory.dmp upx behavioral1/memory/4008-251-0x0000000000AA0000-0x0000000001903000-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-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 77779402424741558084.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 77779402424741558084.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4936 77779402424741558084.exe 3340 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 504 1500 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 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2220 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 60 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1500 wrote to memory of 4936 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe 89 PID 1500 wrote to memory of 4936 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe 89 PID 1500 wrote to memory of 4008 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe 91 PID 1500 wrote to memory of 4008 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe 91 PID 4008 wrote to memory of 5116 4008 62344066199487193141.exe 92 PID 4008 wrote to memory of 5116 4008 62344066199487193141.exe 92 PID 5116 wrote to memory of 3764 5116 cmd.exe 95 PID 5116 wrote to memory of 3764 5116 cmd.exe 95 PID 1500 wrote to memory of 3880 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe 96 PID 1500 wrote to memory of 3880 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe 96 PID 1500 wrote to memory of 3880 1500 269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe 96 PID 3880 wrote to memory of 2220 3880 cmd.exe 99 PID 3880 wrote to memory of 2220 3880 cmd.exe 99 PID 3880 wrote to memory of 2220 3880 cmd.exe 99 PID 4936 wrote to memory of 3340 4936 77779402424741558084.exe 101 PID 4936 wrote to memory of 3340 4936 77779402424741558084.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe"C:\Users\Admin\AppData\Local\Temp\269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\ProgramData\77779402424741558084.exe"C:\ProgramData\77779402424741558084.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:4936 -
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:3340
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C:\ProgramData\62344066199487193141.exe"C:\ProgramData\62344066199487193141.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4008 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\62344066199487193141.exe3⤵
- Suspicious use of WriteProcessMemory
PID:5116 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:3764
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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\269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3880 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2220
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 20802⤵
- Program crash
PID:504
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1500 -ip 15001⤵PID:2108
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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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
768.5MB
MD521b649847d5bdf4c316a8baa4aefe18a
SHA1648322a63e956b042870d9dc4d75c548b8196c96
SHA2560044416660eff8e28ed5838d55bf4e76ee5d96d798c01f4694c1ab3c2e09ae64
SHA51296f820e64c9a7e0ec7273c2aff4da06b9c68c8ee462ffeeb1dfabadec1e9ffff438612318f683847987ffbdb0de8dd452082cbbce035a4617d8c37e776a1fbc7
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Filesize
768.2MB
MD5e68c56c7222fe95574b2a12fe9b07b37
SHA19507416b770f49fc09392fafa51478a0d3f9a974
SHA256940f1cb5377c46c551d1e238b8a9ce234e6baa2dfa4ca4569d72f0000a1386e6
SHA51261ab79d60e821d9501cae3f6f1cc1e544b71808869f1180f65bcb6125f155825cb0604d7671f70029783cabcda1aadbbbfaf3c9c5cdc317d8d7620cc92c3a093