Analysis
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max time kernel
148s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
23-04-2023 02:25
Static task
static1
Behavioral task
behavioral1
Sample
d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe
Resource
win7-20230220-en
General
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Target
d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe
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Size
335KB
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MD5
f1cdd43555f0a71621775280ccb69ff0
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SHA1
e9747b952ccc01bad4b776bd0264fdad52513c7d
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SHA256
d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f
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SHA512
d70f5d0cd5ca0db15cb7a0d2b709d6607152ee232051864df0f17420ae3dace0b502c93692c1022cfbc45b5ac38cd81152f02355ba6250f6cdbaafcce95e8929
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SSDEEP
3072:eitrrz+oiokGjhQXMMke0KaZPoklmHYCrgx4jJPQKLQkkkKPGVmfCE5RAetXpF:T+oi1GjA8RKHH5nJPVCKVeA
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__ 21784236313880789880.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 21784236313880789880.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 21784236313880789880.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 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe -
Executes dropped EXE 3 IoCs
pid Process 2696 21784236313880789880.exe 3328 70831229069016431187.exe 1008 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.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/0x000600000002313e-237.dat upx behavioral2/files/0x000600000002313e-241.dat upx behavioral2/files/0x000600000002313e-240.dat upx behavioral2/memory/3328-248-0x0000000000460000-0x00000000012C4000-memory.dmp upx behavioral2/memory/3328-249-0x0000000000460000-0x00000000012C4000-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" 21784236313880789880.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 21784236313880789880.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2696 21784236313880789880.exe 1008 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 4520 4480 WerFault.exe 83 -
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 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 388 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 38 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4480 wrote to memory of 2696 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe 90 PID 4480 wrote to memory of 2696 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe 90 PID 4480 wrote to memory of 3328 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe 92 PID 4480 wrote to memory of 3328 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe 92 PID 3328 wrote to memory of 444 3328 70831229069016431187.exe 94 PID 3328 wrote to memory of 444 3328 70831229069016431187.exe 94 PID 444 wrote to memory of 4856 444 cmd.exe 95 PID 444 wrote to memory of 4856 444 cmd.exe 95 PID 4480 wrote to memory of 500 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe 96 PID 4480 wrote to memory of 500 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe 96 PID 4480 wrote to memory of 500 4480 d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe 96 PID 500 wrote to memory of 388 500 cmd.exe 99 PID 500 wrote to memory of 388 500 cmd.exe 99 PID 500 wrote to memory of 388 500 cmd.exe 99 PID 2696 wrote to memory of 1008 2696 21784236313880789880.exe 101 PID 2696 wrote to memory of 1008 2696 21784236313880789880.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe"C:\Users\Admin\AppData\Local\Temp\d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4480 -
C:\ProgramData\21784236313880789880.exe"C:\ProgramData\21784236313880789880.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:2696 -
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:1008
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C:\ProgramData\70831229069016431187.exe"C:\ProgramData\70831229069016431187.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3328 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\70831229069016431187.exe3⤵
- Suspicious use of WriteProcessMemory
PID:444 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4856
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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\d927d33966be61de99eba33be4efb7b09ac5348e17caadf92dbcc094a8ad663f.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:500 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:388
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 20802⤵
- Program crash
PID:4520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4480 -ip 44801⤵PID:1312
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
703.0MB
MD50273b2c6d4edc20c243fe1f49bc09bae
SHA1f169ebe1ba5c8721e7c09d4fd26fd211e59e6f33
SHA25637e24aaa3abeb9731bc1ab8ab7f6595c3d24d6b596e95f50189358852957e2d5
SHA5120b5fdb20362edb4e04bdd62258410baba85b77ba9157595756c17f00f6895e360f8b2b3e9bcd9d87a8fef307a48394329f71326497f22c546fa25f41b672ae7c
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Filesize
703.0MB
MD50273b2c6d4edc20c243fe1f49bc09bae
SHA1f169ebe1ba5c8721e7c09d4fd26fd211e59e6f33
SHA25637e24aaa3abeb9731bc1ab8ab7f6595c3d24d6b596e95f50189358852957e2d5
SHA5120b5fdb20362edb4e04bdd62258410baba85b77ba9157595756c17f00f6895e360f8b2b3e9bcd9d87a8fef307a48394329f71326497f22c546fa25f41b672ae7c