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Analysis
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max time kernel
147s -
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
30/04/2023, 01:10
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
General
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Target
setup.exe
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Size
465KB
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MD5
ebca96f092eaa6e786b4d08a79f23856
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SHA1
5bc1880dac016060c5a71d40af6afa514a1fe3ce
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SHA256
43b9908f18f1746055cc87dd678bcce4bf2134a059092a580b8c41653031f6fa
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SHA512
3bc2d8b53082bcd3950f75f976d1c5db356ec841e715f8653d522fe803053a127fd900dd0e884b40908b541002be3580c0123b84a0cdcd5093bfd68d1e534cd2
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SSDEEP
6144:F1b7YOkZ4qC5PTJ2oYJqNU8rGYU81dsP9DQEslx/CWthV7fq:FZ7dkZ4q3oYJn8r3U87s9Q/fTtn7
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__ 78534182829637861604.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 78534182829637861604.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 78534182829637861604.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 setup.exe -
Executes dropped EXE 3 IoCs
pid Process 224 78534182829637861604.exe 3076 88154285268704214706.exe 3968 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 5036 setup.exe 5036 setup.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/0x00060000000226e7-244.dat upx behavioral2/files/0x00060000000226e7-247.dat upx behavioral2/files/0x00060000000226e7-246.dat upx behavioral2/memory/3076-248-0x0000000000500000-0x0000000001363000-memory.dmp upx behavioral2/memory/3076-253-0x0000000000500000-0x0000000001363000-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" 78534182829637861604.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 78534182829637861604.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 224 78534182829637861604.exe 3968 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 4868 5036 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 setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString setup.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1448 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 41 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5036 setup.exe 5036 setup.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 5036 wrote to memory of 224 5036 setup.exe 83 PID 5036 wrote to memory of 224 5036 setup.exe 83 PID 5036 wrote to memory of 3076 5036 setup.exe 85 PID 5036 wrote to memory of 3076 5036 setup.exe 85 PID 3076 wrote to memory of 2312 3076 88154285268704214706.exe 87 PID 3076 wrote to memory of 2312 3076 88154285268704214706.exe 87 PID 2312 wrote to memory of 2308 2312 cmd.exe 88 PID 2312 wrote to memory of 2308 2312 cmd.exe 88 PID 5036 wrote to memory of 1336 5036 setup.exe 89 PID 5036 wrote to memory of 1336 5036 setup.exe 89 PID 5036 wrote to memory of 1336 5036 setup.exe 89 PID 1336 wrote to memory of 1448 1336 cmd.exe 93 PID 1336 wrote to memory of 1448 1336 cmd.exe 93 PID 1336 wrote to memory of 1448 1336 cmd.exe 93 PID 224 wrote to memory of 3968 224 78534182829637861604.exe 95 PID 224 wrote to memory of 3968 224 78534182829637861604.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5036 -
C:\ProgramData\78534182829637861604.exe"C:\ProgramData\78534182829637861604.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:224 -
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:3968
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C:\ProgramData\88154285268704214706.exe"C:\ProgramData\88154285268704214706.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3076 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\88154285268704214706.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2312 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2308
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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\setup.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1336 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:1448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 21682⤵
- Program crash
PID:4868
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5036 -ip 50361⤵PID:4488
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
764.5MB
MD5c42e8c3a045ed025544023bb38e82449
SHA10419a54768d74ee58b21ab79d600a61b8e79b5e3
SHA2563811e1542d12471671786c08273c793c5f4857b264070126cdc189a0a5f9ccd9
SHA512e58a6615731835e6bc10eb8ec438f8cf269af12cebb87d701f03bd73d68f429dc265cd79d6aa3a75659ec05bda87a590dfa820c0afc1485e6c8d839f70db1b84
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Filesize
764.5MB
MD5c42e8c3a045ed025544023bb38e82449
SHA10419a54768d74ee58b21ab79d600a61b8e79b5e3
SHA2563811e1542d12471671786c08273c793c5f4857b264070126cdc189a0a5f9ccd9
SHA512e58a6615731835e6bc10eb8ec438f8cf269af12cebb87d701f03bd73d68f429dc265cd79d6aa3a75659ec05bda87a590dfa820c0afc1485e6c8d839f70db1b84