Analysis
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max time kernel
145s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
24-04-2023 12:51
Static task
static1
General
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Target
594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe
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Size
445KB
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MD5
fc3127350fc030e348362830e615e2dc
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SHA1
e8deb3f803818ad501a88fd871786867d68a9fd5
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SHA256
594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79
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SHA512
39c149a23c86d148658774b5908f211332e084725fbc4338b8139ea71734d445a96eac897d1027592047e85c69f27bfc6dc8b69e80d78b8f2f244d101f5b505e
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SSDEEP
6144:6YghwjTPhpxF16aKh41m5js9WO2fXMsBYO7WY2lbhpEtA6WXHGdo5bnfHZfy:6YgOnhDL6aw40QkPh7W7lVpOyGGBn1
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__ 23423963326242666307.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 23423963326242666307.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 23423963326242666307.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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe -
Executes dropped EXE 3 IoCs
pid Process 1284 23423963326242666307.exe 1392 83152572782770085046.exe 4336 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.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/0x0002000000022cbc-240.dat upx behavioral1/files/0x0002000000022cbc-244.dat upx behavioral1/files/0x0002000000022cbc-243.dat upx behavioral1/memory/1392-247-0x0000000000F40000-0x0000000001DA4000-memory.dmp upx behavioral1/memory/1392-248-0x0000000000F40000-0x0000000001DA4000-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-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 23423963326242666307.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 23423963326242666307.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1284 23423963326242666307.exe 4336 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 4924 4640 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 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2772 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 61 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4640 wrote to memory of 1284 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe 90 PID 4640 wrote to memory of 1284 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe 90 PID 4640 wrote to memory of 1392 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe 92 PID 4640 wrote to memory of 1392 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe 92 PID 1392 wrote to memory of 3876 1392 83152572782770085046.exe 93 PID 1392 wrote to memory of 3876 1392 83152572782770085046.exe 93 PID 3876 wrote to memory of 4784 3876 cmd.exe 96 PID 3876 wrote to memory of 4784 3876 cmd.exe 96 PID 4640 wrote to memory of 4412 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe 95 PID 4640 wrote to memory of 4412 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe 95 PID 4640 wrote to memory of 4412 4640 594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe 95 PID 4412 wrote to memory of 2772 4412 cmd.exe 99 PID 4412 wrote to memory of 2772 4412 cmd.exe 99 PID 4412 wrote to memory of 2772 4412 cmd.exe 99 PID 1284 wrote to memory of 4336 1284 23423963326242666307.exe 101 PID 1284 wrote to memory of 4336 1284 23423963326242666307.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe"C:\Users\Admin\AppData\Local\Temp\594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4640 -
C:\ProgramData\23423963326242666307.exe"C:\ProgramData\23423963326242666307.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:1284 -
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:4336
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C:\ProgramData\83152572782770085046.exe"C:\ProgramData\83152572782770085046.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1392 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\83152572782770085046.exe3⤵
- Suspicious use of WriteProcessMemory
PID:3876 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4784
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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\594d7f2b17753dcaded04c03b7361e4c9d9afcf050cd05832837f2e5b85a6c79.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4412 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2772
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 20602⤵
- Program crash
PID:4924
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 4640 -ip 46401⤵PID:4028
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
772.0MB
MD59c6d1c3f11753e5bc3e1e0b4ea62eea7
SHA1de1ae218a42d582c98f30b2ad73c4e0ba5b231da
SHA256072ca751dc433c53b86be8963680902b39db5a3e370e195798d2c681a99cd5b2
SHA512a0529c53e106e7ca7a665bf43bf9a884bc4479b934ad3e6d4f94ca0cec653aa9d252004173fa148d83760507dc165074cab95aab315ccfe1945e1cd7337efaa8
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Filesize
772.0MB
MD59c6d1c3f11753e5bc3e1e0b4ea62eea7
SHA1de1ae218a42d582c98f30b2ad73c4e0ba5b231da
SHA256072ca751dc433c53b86be8963680902b39db5a3e370e195798d2c681a99cd5b2
SHA512a0529c53e106e7ca7a665bf43bf9a884bc4479b934ad3e6d4f94ca0cec653aa9d252004173fa148d83760507dc165074cab95aab315ccfe1945e1cd7337efaa8