Analysis
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max time kernel
154s -
max time network
163s -
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 23:23
Static task
static1
Behavioral task
behavioral1
Sample
2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe
Resource
win7-20230220-en
General
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Target
2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe
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Size
408KB
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MD5
b116e453f583216addedc52f5eaf2c67
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SHA1
55c0e64052d2999aa89a1e3e1ad34347772f8d2b
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SHA256
2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099
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SHA512
7a537c3f7e3b917fe52ce8388cb27ae31629b3ba0ec7a969466aff4e80f3f94a904049c42126208c8f878bcab43d499a753eb67c58e37c3c8055cd793bafaad5
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SSDEEP
6144:Xrzv4EeQSFCx8MoUiPUTjxulxemqlYZN6CdNTW1:7zv4E/x89RPEFeIYJdNT
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__ 47412212127281806577.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 47412212127281806577.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 47412212127281806577.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-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe -
Executes dropped EXE 3 IoCs
pid Process 3768 47412212127281806577.exe 2468 01547868612144412074.exe 2752 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.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/0x0006000000022fbd-250.dat upx behavioral2/files/0x0006000000022fbd-252.dat upx behavioral2/files/0x0006000000022fbd-253.dat upx behavioral2/memory/2468-254-0x0000000000C00000-0x0000000001A63000-memory.dmp upx behavioral2/memory/2468-255-0x0000000000C00000-0x0000000001A63000-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" 47412212127281806577.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 47412212127281806577.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3768 47412212127281806577.exe 2752 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 4928 2056 WerFault.exe 51 -
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 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1480 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 52 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2056 wrote to memory of 3768 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe 87 PID 2056 wrote to memory of 3768 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe 87 PID 2056 wrote to memory of 2468 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe 92 PID 2056 wrote to memory of 2468 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe 92 PID 2468 wrote to memory of 3980 2468 01547868612144412074.exe 93 PID 2468 wrote to memory of 3980 2468 01547868612144412074.exe 93 PID 2056 wrote to memory of 2892 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe 95 PID 2056 wrote to memory of 2892 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe 95 PID 2056 wrote to memory of 2892 2056 2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe 95 PID 3980 wrote to memory of 1132 3980 cmd.exe 96 PID 3980 wrote to memory of 1132 3980 cmd.exe 96 PID 2892 wrote to memory of 1480 2892 cmd.exe 99 PID 2892 wrote to memory of 1480 2892 cmd.exe 99 PID 2892 wrote to memory of 1480 2892 cmd.exe 99 PID 3768 wrote to memory of 2752 3768 47412212127281806577.exe 101 PID 3768 wrote to memory of 2752 3768 47412212127281806577.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe"C:\Users\Admin\AppData\Local\Temp\2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2056 -
C:\ProgramData\47412212127281806577.exe"C:\ProgramData\47412212127281806577.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:3768 -
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:2752
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C:\ProgramData\01547868612144412074.exe"C:\ProgramData\01547868612144412074.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2468 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\01547868612144412074.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3980 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1132
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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\2d49a7a82df65753316ed396d1061db71425e1e451c5a9dddbdc4bad8ebe9099.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2892 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:1480
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 20882⤵
- Program crash
PID:4928
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 2056 -ip 20561⤵PID:2500
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
368.2MB
MD5b3a47cc6d6f6d61b9cc53db1fb4fdd9f
SHA1b1b57abeec2e02e406ec0a6e3243330889ac27b8
SHA256ea8b1234dc88291f8a2ff21893dfad734856a7f11548c6b8af3142d4e78082ae
SHA5122d80028ed3dd4191f1341ed61c26752f292f12525c9fcdfc0412bacdfd1d3191fe1fd94bf995832a0cf91cd2b06d4f0fbad6af372f5134a4a10a1908fcd5ef7c
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Filesize
369.3MB
MD59a9688d450f276a0febbb83dfee84248
SHA1415409ff473ccccaa54520a4681883446b6aae34
SHA2568a9e454a2de1afa221ad167394b3d5576b7975e943a0a2c026c5a2826cd8781d
SHA512f06ebfbfd0d0a4bd07e6bba9ee7a3bd5fb901718202b66e1efb84b310b00d5685db5ca0a58e5e8e26c6b9f1d1a1af0e001f4fc7f773afd6f28d389b286ca4dd8