Analysis
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max time kernel
144s -
max time network
150s -
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 08:50
Static task
static1
General
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Target
2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe
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Size
354KB
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MD5
bbf5694889e52a718626b2393497a908
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SHA1
1154f5a0128b18872a7622e34389ed5356179168
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SHA256
2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f
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SHA512
78e7cf8ba93c0e4e17918c1ff43f448030537936ac67bc97994412e9ff09523eb447dc381689d7dde873e0b2b055d75d4a87b887dcba417e47d76ab2788f9c59
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SSDEEP
6144:OGy5N50hzVJp6xwY8rOEZN1Z+J5IdO76dZuICoBBNRCN:o4xp6xwxZfd1buyXNgN
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__ 56358079051893177542.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\VideoBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 56358079051893177542.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 56358079051893177542.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 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 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe -
Executes dropped EXE 3 IoCs
pid Process 2304 56358079051893177542.exe 4356 91736706979127901048.exe 4400 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.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/0x0006000000023151-243.dat upx behavioral1/files/0x0006000000023151-247.dat upx behavioral1/files/0x0006000000023151-246.dat upx behavioral1/memory/4356-249-0x0000000000C80000-0x0000000001AE4000-memory.dmp upx behavioral1/memory/4356-251-0x0000000000C80000-0x0000000001AE4000-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" 56358079051893177542.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 56358079051893177542.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2304 56358079051893177542.exe 4400 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 1488 4260 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3892 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 49 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4260 wrote to memory of 2304 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe 87 PID 4260 wrote to memory of 2304 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe 87 PID 4260 wrote to memory of 4356 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe 90 PID 4260 wrote to memory of 4356 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe 90 PID 4356 wrote to memory of 2504 4356 91736706979127901048.exe 93 PID 4356 wrote to memory of 2504 4356 91736706979127901048.exe 93 PID 4260 wrote to memory of 3784 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe 94 PID 4260 wrote to memory of 3784 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe 94 PID 4260 wrote to memory of 3784 4260 2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe 94 PID 2504 wrote to memory of 4708 2504 cmd.exe 98 PID 2504 wrote to memory of 4708 2504 cmd.exe 98 PID 3784 wrote to memory of 3892 3784 cmd.exe 99 PID 3784 wrote to memory of 3892 3784 cmd.exe 99 PID 3784 wrote to memory of 3892 3784 cmd.exe 99 PID 2304 wrote to memory of 4400 2304 56358079051893177542.exe 101 PID 2304 wrote to memory of 4400 2304 56358079051893177542.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe"C:\Users\Admin\AppData\Local\Temp\2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4260 -
C:\ProgramData\56358079051893177542.exe"C:\ProgramData\56358079051893177542.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:2304 -
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:4400
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C:\ProgramData\91736706979127901048.exe"C:\ProgramData\91736706979127901048.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4356 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\91736706979127901048.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2504 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4708
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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\2e4f6fc9544d922680bc319d5904afa4500d12102cd1b973d3ad0dad031c644f.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 21922⤵
- Program crash
PID:1488
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4260 -ip 42601⤵PID:4688
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
753.0MB
MD54ea7d0f222629c4296761db40ea0db24
SHA16e6afc9af35b4c769dd507f50d6d0a704c4ae430
SHA25685add10078519504826b42a33b89144f78aff98d5e46333c444ea45dd5091816
SHA512978d472554dad1ee5ff26e9168f67794fb102a5b28f9c2ec4a39ab870f7610f76b06378a660599e26a38d5d190dd1acf45d7bfc19127c56ba7fd376d1194043c
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Filesize
753.0MB
MD54ea7d0f222629c4296761db40ea0db24
SHA16e6afc9af35b4c769dd507f50d6d0a704c4ae430
SHA25685add10078519504826b42a33b89144f78aff98d5e46333c444ea45dd5091816
SHA512978d472554dad1ee5ff26e9168f67794fb102a5b28f9c2ec4a39ab870f7610f76b06378a660599e26a38d5d190dd1acf45d7bfc19127c56ba7fd376d1194043c