Analysis
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max time kernel
144s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-04-2023 23:20
Static task
static1
General
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Target
ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe
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Size
408KB
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MD5
e8f53f08f52efc730490167814c6185d
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SHA1
241762e33d751c7b6a87198fabcb23bab4c9f371
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SHA256
ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2
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SHA512
da8ad83aa0500d37e3e42cbf3ce8bf0a8576d27dbc09eb0d0920dec9ae6969785b42708df7990f797fedc35242d184b594e910fc26a314478d21717b9587b15f
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SSDEEP
6144:lyaUCG6rAvCE66ev+KXSzYkZd3kkyxL1qGtidSmsddNW9Q1:IJUbE6qoSs+iUG0dSHdNm
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__ 54452783895511950693.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 54452783895511950693.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 54452783895511950693.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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe -
Executes dropped EXE 3 IoCs
pid Process 964 54452783895511950693.exe 536 79465018488025787934.exe 5100 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.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/0x00020000000225e5-239.dat upx behavioral1/files/0x00020000000225e5-243.dat upx behavioral1/files/0x00020000000225e5-242.dat upx behavioral1/memory/536-247-0x00000000003E0000-0x0000000001243000-memory.dmp upx behavioral1/memory/536-249-0x00000000003E0000-0x0000000001243000-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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 54452783895511950693.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 54452783895511950693.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 964 54452783895511950693.exe 5100 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 4500 3772 WerFault.exe 85 -
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 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1884 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 50 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3772 wrote to memory of 964 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe 92 PID 3772 wrote to memory of 964 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe 92 PID 3772 wrote to memory of 536 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe 94 PID 3772 wrote to memory of 536 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe 94 PID 536 wrote to memory of 4796 536 79465018488025787934.exe 95 PID 536 wrote to memory of 4796 536 79465018488025787934.exe 95 PID 4796 wrote to memory of 2944 4796 cmd.exe 97 PID 4796 wrote to memory of 2944 4796 cmd.exe 97 PID 3772 wrote to memory of 3380 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe 99 PID 3772 wrote to memory of 3380 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe 99 PID 3772 wrote to memory of 3380 3772 ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe 99 PID 3380 wrote to memory of 1884 3380 cmd.exe 102 PID 3380 wrote to memory of 1884 3380 cmd.exe 102 PID 3380 wrote to memory of 1884 3380 cmd.exe 102 PID 964 wrote to memory of 5100 964 54452783895511950693.exe 98 PID 964 wrote to memory of 5100 964 54452783895511950693.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe"C:\Users\Admin\AppData\Local\Temp\ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3772 -
C:\ProgramData\54452783895511950693.exe"C:\ProgramData\54452783895511950693.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:964 -
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:5100
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C:\ProgramData\79465018488025787934.exe"C:\ProgramData\79465018488025787934.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\79465018488025787934.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4796 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2944
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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\ed52c102f950e8dabd37ff74c01100438821b00ac1d3975f9c34749ab4ef84c2.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:1884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3772 -s 22082⤵
- Program crash
PID:4500
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3772 -ip 37721⤵PID:3792
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
772.5MB
MD57347981b11df60b570be525d6a0dc035
SHA146514b928bbc6040c67fbbd39aaf83fd99a7a652
SHA2561ac409b4b4ae92709269c60b4b194f93f56f4a125eb8c874dd9d732a249454d3
SHA512d6e8d1c03dc635626e383b90d2b5df084053a1d67466e45f8c6eeac1b1f41919469a929f321434c273faa36a6e9deeb059f67658f52931ca13008eabf7ddcc35
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Filesize
772.5MB
MD57347981b11df60b570be525d6a0dc035
SHA146514b928bbc6040c67fbbd39aaf83fd99a7a652
SHA2561ac409b4b4ae92709269c60b4b194f93f56f4a125eb8c874dd9d732a249454d3
SHA512d6e8d1c03dc635626e383b90d2b5df084053a1d67466e45f8c6eeac1b1f41919469a929f321434c273faa36a6e9deeb059f67658f52931ca13008eabf7ddcc35