Analysis
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max time kernel
148s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
27-04-2023 00:07
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
General
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Target
setup.exe
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Size
326KB
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MD5
b711a60cd0a867a1fbe256eaa0e4703a
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SHA1
c2e34be818fcaf20e64218128b445374f49008bc
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SHA256
005dce2ddcdfce4418c7782afe3d59d6ee9cb8a3f0a9f303ebf92b60151aa55e
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SHA512
7835a457b6c78130ebea30a60ec2a2bf6ed19858d04c000bd9cd57ae4d9b293bd172d3f27d89f6c5f9f3f34212b8bfb5282512d4d301313211329a8f88957e4c
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SSDEEP
6144:d2H51V45ltdhwjbiC7VtvqjSbxgMlarL5d:MH5ItKjDyj2ixf5d
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__ 78020318754792781642.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 78020318754792781642.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 78020318754792781642.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 setup.exe -
Executes dropped EXE 3 IoCs
pid Process 4996 78020318754792781642.exe 2184 85583275888058694057.exe 4720 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4356 setup.exe 4356 setup.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/0x000600000002318d-241.dat upx behavioral2/files/0x000600000002318d-244.dat upx behavioral2/files/0x000600000002318d-243.dat upx behavioral2/memory/2184-248-0x00000000008A0000-0x0000000001704000-memory.dmp upx behavioral2/memory/2184-251-0x00000000008A0000-0x0000000001704000-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" 78020318754792781642.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 78020318754792781642.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4996 78020318754792781642.exe 4720 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 4636 4356 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 setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString setup.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4784 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 43 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4356 setup.exe 4356 setup.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4356 wrote to memory of 4996 4356 setup.exe 83 PID 4356 wrote to memory of 4996 4356 setup.exe 83 PID 4356 wrote to memory of 2184 4356 setup.exe 85 PID 4356 wrote to memory of 2184 4356 setup.exe 85 PID 2184 wrote to memory of 1332 2184 85583275888058694057.exe 88 PID 2184 wrote to memory of 1332 2184 85583275888058694057.exe 88 PID 4356 wrote to memory of 740 4356 setup.exe 86 PID 4356 wrote to memory of 740 4356 setup.exe 86 PID 4356 wrote to memory of 740 4356 setup.exe 86 PID 1332 wrote to memory of 3412 1332 cmd.exe 91 PID 1332 wrote to memory of 3412 1332 cmd.exe 91 PID 740 wrote to memory of 4784 740 cmd.exe 92 PID 740 wrote to memory of 4784 740 cmd.exe 92 PID 740 wrote to memory of 4784 740 cmd.exe 92 PID 4996 wrote to memory of 4720 4996 78020318754792781642.exe 94 PID 4996 wrote to memory of 4720 4996 78020318754792781642.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4356 -
C:\ProgramData\78020318754792781642.exe"C:\ProgramData\78020318754792781642.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:4996 -
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:4720
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C:\ProgramData\85583275888058694057.exe"C:\ProgramData\85583275888058694057.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\85583275888058694057.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1332 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:3412
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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\setup.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:740 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4784
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 22602⤵
- Program crash
PID:4636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4356 -ip 43561⤵PID:2292
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
827.0MB
MD5aba09abb097107daa1f17de8a39cdbab
SHA1c17dcef6555fe6446fe91f564dfe5a431641c63a
SHA2569f09cad014238f20287db6c5d4a366d91c0e716728d9daee3d22f7690aa28bf8
SHA5129e3dc3f4193c057168885e43f6187c5e88521e1e758ed9ec3e5ece9f57ef44f08c105a3e57156c666b6f750fa8f932a3b41a419d089ca91991049c7aaed09f6b
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Filesize
827.0MB
MD5aba09abb097107daa1f17de8a39cdbab
SHA1c17dcef6555fe6446fe91f564dfe5a431641c63a
SHA2569f09cad014238f20287db6c5d4a366d91c0e716728d9daee3d22f7690aa28bf8
SHA5129e3dc3f4193c057168885e43f6187c5e88521e1e758ed9ec3e5ece9f57ef44f08c105a3e57156c666b6f750fa8f932a3b41a419d089ca91991049c7aaed09f6b