Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
24-04-2023 15:20
Static task
static1
General
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Target
3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe
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Size
445KB
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MD5
5ce5068953c8e4d4a31cc4209b66c2db
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SHA1
63d6bceacba4909d386d6d8e476936ec18e0ad85
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SHA256
3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d
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SHA512
f8dbee249eefed9c973319600fdce2d5da2c81163549699f374cc53cadea6fa9090ec62f5660fbfc36a873819362049bd5d381abe795784f7bd15b3bd20d1440
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SSDEEP
12288:mVZnstz0/MJJGGhfMU/GPH/pdoDq8YRpWnX:m3nstAEJPR/Gv/oTipWX
Malware Config
Extracted
vidar
3.5
2234cb18bdcd93ea6f4e5f1473025a81
https://steamcommunity.com/profiles/76561199497218285
https://t.me/tg_duckworld
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profile_id_v2
2234cb18bdcd93ea6f4e5f1473025a81
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user_agent
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7
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__ ntlhost.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 08637873773097219751.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 08637873773097219751.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 08637873773097219751.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 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe -
Executes dropped EXE 3 IoCs
pid Process 2008 08637873773097219751.exe 1612 50296380370204894848.exe 2796 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.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/0x000300000001f19b-243.dat upx behavioral1/files/0x000300000001f19b-246.dat upx behavioral1/files/0x000300000001f19b-245.dat upx behavioral1/memory/1612-249-0x0000000000F60000-0x0000000001DC4000-memory.dmp upx behavioral1/memory/1612-250-0x0000000000F60000-0x0000000001DC4000-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" 08637873773097219751.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 08637873773097219751.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2008 08637873773097219751.exe 2796 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 4648 4548 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 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2940 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 94 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4548 wrote to memory of 2008 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe 89 PID 4548 wrote to memory of 2008 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe 89 PID 4548 wrote to memory of 1612 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe 91 PID 4548 wrote to memory of 1612 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe 91 PID 1612 wrote to memory of 2132 1612 50296380370204894848.exe 92 PID 1612 wrote to memory of 2132 1612 50296380370204894848.exe 92 PID 2132 wrote to memory of 4740 2132 cmd.exe 100 PID 2132 wrote to memory of 4740 2132 cmd.exe 100 PID 4548 wrote to memory of 1592 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe 94 PID 4548 wrote to memory of 1592 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe 94 PID 4548 wrote to memory of 1592 4548 3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe 94 PID 1592 wrote to memory of 2940 1592 cmd.exe 97 PID 1592 wrote to memory of 2940 1592 cmd.exe 97 PID 1592 wrote to memory of 2940 1592 cmd.exe 97 PID 2008 wrote to memory of 2796 2008 08637873773097219751.exe 101 PID 2008 wrote to memory of 2796 2008 08637873773097219751.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe"C:\Users\Admin\AppData\Local\Temp\3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\ProgramData\08637873773097219751.exe"C:\ProgramData\08637873773097219751.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:2008 -
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:2796
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C:\ProgramData\50296380370204894848.exe"C:\ProgramData\50296380370204894848.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1612 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\50296380370204894848.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2132 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4740
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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\3fe05910dc57fe4949014700a024e484f12d9ecbae7430a69b8bb4b57000a70d.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2940
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 22522⤵
- Program crash
PID:4648
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4548 -ip 45481⤵PID:3572
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3.0MB
MD5e81570d802d26df3dde953770c8c9766
SHA1d8df423343b59f8b53f10722b023622477e5fb31
SHA256e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f
SHA5121d03bc26a97b4eb680fe9d1996c525e086f6efcb40db2946e7297544a85cd0b6999ac03ed11048dc424631a643ba95a0624865351e86fb76ebc61641c73b7778
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Filesize
3.0MB
MD5e81570d802d26df3dde953770c8c9766
SHA1d8df423343b59f8b53f10722b023622477e5fb31
SHA256e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f
SHA5121d03bc26a97b4eb680fe9d1996c525e086f6efcb40db2946e7297544a85cd0b6999ac03ed11048dc424631a643ba95a0624865351e86fb76ebc61641c73b7778
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Filesize
3.0MB
MD5e81570d802d26df3dde953770c8c9766
SHA1d8df423343b59f8b53f10722b023622477e5fb31
SHA256e1290a9463ef7d1d61645b7d3fd3e4a7518023091f85ab4085308f70d437707f
SHA5121d03bc26a97b4eb680fe9d1996c525e086f6efcb40db2946e7297544a85cd0b6999ac03ed11048dc424631a643ba95a0624865351e86fb76ebc61641c73b7778
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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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
730.0MB
MD57ae16513c9ada80035132354a1a160fe
SHA18c6cb71e2851b8788c67a67b0692e9c07da8bff8
SHA25608d66f16325b0be2056817fb2af1ecb5b0b732ee6ef6f240289cf3ce7c3b4730
SHA51277edf8047f4bc2d9434ee093cff858eda8ce60dc6c511ae5173268c01e1d1c1eed068a7d4c3acf46230582c98b713727b98d921b6bf5506ccf9d026ef27c3eac
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Filesize
730.0MB
MD57ae16513c9ada80035132354a1a160fe
SHA18c6cb71e2851b8788c67a67b0692e9c07da8bff8
SHA25608d66f16325b0be2056817fb2af1ecb5b0b732ee6ef6f240289cf3ce7c3b4730
SHA51277edf8047f4bc2d9434ee093cff858eda8ce60dc6c511ae5173268c01e1d1c1eed068a7d4c3acf46230582c98b713727b98d921b6bf5506ccf9d026ef27c3eac