Analysis
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max time kernel
157s -
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
30-04-2023 21:16
Static task
static1
Behavioral task
behavioral1
Sample
195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe
Resource
win7-20230220-en
General
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Target
195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe
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Size
393KB
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MD5
ad729ec7619061705be9ed5ef734dc86
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SHA1
8162fb00c6ebc2006df6fe361c17705a487ebebc
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SHA256
195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3
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SHA512
b954dbc8a47c03eae62a0d91fdbf37bf3896d5c8064db37b93d88eb6edd7f56ad8e90a16dcb6d109454c21ed4e67f82cd115cac2718124b6c1b976c3c023ab2e
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SSDEEP
6144:pZzybEipAmsKXL1vWMnELR2Ik/VPyIgECQQ8azjVqxLynqOc:pZOQip6K0tNgVPyA1Q8QBEL+N
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__ 41152593867180187801.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 41152593867180187801.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 41152593867180187801.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 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe -
Executes dropped EXE 3 IoCs
pid Process 1460 41152593867180187801.exe 4248 59692260737097107961.exe 2876 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.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/0x0006000000022fe5-248.dat upx behavioral2/files/0x0006000000022fe5-251.dat upx behavioral2/files/0x0006000000022fe5-252.dat upx behavioral2/memory/4248-255-0x0000000000B80000-0x00000000019E3000-memory.dmp upx behavioral2/memory/4248-256-0x0000000000B80000-0x00000000019E3000-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" 41152593867180187801.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 41152593867180187801.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1460 41152593867180187801.exe 2876 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 4456 3200 WerFault.exe 81 -
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 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4892 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 62 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3200 wrote to memory of 1460 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe 86 PID 3200 wrote to memory of 1460 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe 86 PID 3200 wrote to memory of 4248 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe 89 PID 3200 wrote to memory of 4248 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe 89 PID 4248 wrote to memory of 2144 4248 59692260737097107961.exe 90 PID 4248 wrote to memory of 2144 4248 59692260737097107961.exe 90 PID 3200 wrote to memory of 1920 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe 92 PID 3200 wrote to memory of 1920 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe 92 PID 3200 wrote to memory of 1920 3200 195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe 92 PID 2144 wrote to memory of 2108 2144 cmd.exe 93 PID 2144 wrote to memory of 2108 2144 cmd.exe 93 PID 1920 wrote to memory of 4892 1920 cmd.exe 97 PID 1920 wrote to memory of 4892 1920 cmd.exe 97 PID 1920 wrote to memory of 4892 1920 cmd.exe 97 PID 1460 wrote to memory of 2876 1460 41152593867180187801.exe 101 PID 1460 wrote to memory of 2876 1460 41152593867180187801.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe"C:\Users\Admin\AppData\Local\Temp\195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3200 -
C:\ProgramData\41152593867180187801.exe"C:\ProgramData\41152593867180187801.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:1460 -
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:2876
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C:\ProgramData\59692260737097107961.exe"C:\ProgramData\59692260737097107961.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4248 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\59692260737097107961.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2144 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2108
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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\195bc79ca7cb1672e551e3e5d6f8cf4a4e9215bc93a698cd2c6c1b2de50dfbe3.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 22082⤵
- Program crash
PID:4456
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3200 -ip 32001⤵PID:4040
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
221.2MB
MD5f05ecb3d0651e4ea96aeab9356ab148b
SHA17e65b87ef54a6e8859cb54184bf9013e5983faae
SHA2567c07a887c6df9ea9c9b6d73cc7762304cf855eefbe3f32340a273af3e865fbc9
SHA512ba9630d268e435c62b8c8e8e1c3ab8d64d0ef81a4e111a631310b6f5fcb6ca20b93a4aee0045bcbcf33a7d09b5bcae5ee8db8621c14c753ad69fc55e609ed081
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Filesize
221.5MB
MD57b3b992207636912dc9d9b53928478ed
SHA1f42091f2ea427397947e6ab4e6d1f1377bb100ff
SHA25632ad03b04e19c3627ff2f29ea007fefd7957a7fe29b7fda6e3dccc94688d78e5
SHA512045ca5eb7c268ab9a1fde6f74743adde2c32d4db957c76587dc557a9479fb2c98a0e7e2bb9466f92b00fda0eac2a28b0a6653c10f240218d2a7b8e770d52f453