Resubmissions
28/04/2023, 21:40
230428-1jmvvage64 10Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28/04/2023, 21:40
Static task
static1
General
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Target
6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe
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Size
430KB
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MD5
0cfd36ee0fb4050b5b4a0a0ce4b60836
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SHA1
8412b3d3ebef1bf312df3772501ede149d7c4089
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SHA256
6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6
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SHA512
4149d31f1e37ec532ea6aac279ccc5b68752becdff0c3a65f896d63d36a9d4f4d4a8703a958145be4dafb9c2b2a7ce26c1c69b26350d1512fc069901e04cf1b9
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SSDEEP
6144:Gh69g87KXemBIfux5UnzhmV0ue3g8Fa7wgrTVcvSdLh:Ghwg87KXe0IW50v7aRrGWh
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__ 05179012157742465301.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 05179012157742465301.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 05179012157742465301.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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe -
Executes dropped EXE 3 IoCs
pid Process 3132 05179012157742465301.exe 972 97014102145093555364.exe 2380 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.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/0x0006000000023168-245.dat upx behavioral1/files/0x0006000000023168-247.dat upx behavioral1/files/0x0006000000023168-248.dat upx behavioral1/memory/972-249-0x0000000000C50000-0x0000000001AB3000-memory.dmp upx behavioral1/memory/972-250-0x0000000000C50000-0x0000000001AB3000-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" 05179012157742465301.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 05179012157742465301.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3132 05179012157742465301.exe 2380 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 5092 4496 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 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 772 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 63 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4496 wrote to memory of 3132 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 89 PID 4496 wrote to memory of 3132 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 89 PID 4496 wrote to memory of 972 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 91 PID 4496 wrote to memory of 972 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 91 PID 972 wrote to memory of 4332 972 97014102145093555364.exe 93 PID 972 wrote to memory of 4332 972 97014102145093555364.exe 93 PID 4496 wrote to memory of 2436 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 94 PID 4496 wrote to memory of 2436 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 94 PID 4496 wrote to memory of 2436 4496 6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe 94 PID 2436 wrote to memory of 772 2436 cmd.exe 97 PID 2436 wrote to memory of 772 2436 cmd.exe 97 PID 2436 wrote to memory of 772 2436 cmd.exe 97 PID 4332 wrote to memory of 2332 4332 cmd.exe 98 PID 4332 wrote to memory of 2332 4332 cmd.exe 98 PID 3132 wrote to memory of 2380 3132 05179012157742465301.exe 101 PID 3132 wrote to memory of 2380 3132 05179012157742465301.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe"C:\Users\Admin\AppData\Local\Temp\6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\ProgramData\05179012157742465301.exe"C:\ProgramData\05179012157742465301.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:3132 -
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:2380
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C:\ProgramData\97014102145093555364.exe"C:\ProgramData\97014102145093555364.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:972 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\97014102145093555364.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2332
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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\6a078263e96e290db852a098567d8b7bad0b83fd9abb8060aaff220412cfc3b6.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:772
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 19522⤵
- Program crash
PID:5092
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4496 -ip 44961⤵PID:5080
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
776.5MB
MD53d2af58bbbc88988fca9c08fd5bdb375
SHA19eaaa60b601e9c3b023c12ff8a8fa244a120c148
SHA25613656a60776d349f50ec9450ce49827317eb725a4ec2a59f74cec27e498b28c3
SHA512090f89c6892c4e2acecd7019a54fd86210dc19c36fdfbfe7bf3c18f2345ac74480cff6c7ef7cf3e7ca153405ba0bd261ffd709ef37a22d31d54a3da6124d602c
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Filesize
776.5MB
MD53d2af58bbbc88988fca9c08fd5bdb375
SHA19eaaa60b601e9c3b023c12ff8a8fa244a120c148
SHA25613656a60776d349f50ec9450ce49827317eb725a4ec2a59f74cec27e498b28c3
SHA512090f89c6892c4e2acecd7019a54fd86210dc19c36fdfbfe7bf3c18f2345ac74480cff6c7ef7cf3e7ca153405ba0bd261ffd709ef37a22d31d54a3da6124d602c