Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-04-2023 00:09
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
333KB
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MD5
0310399e362384c27d344d555a4a67f8
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SHA1
23506dd3803a3d0c521d1010c01927ed5898bd50
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SHA256
d63913dd7bb4c567c5e752149ebd9f90023a34f49b75a585e6f67c6834dc24a0
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SHA512
4c88e518b9b9f162b4acbc5a9a1c1b4e345e19e8606368433662beb7b216d186f0d4b238699c2d2bbf5e1d80769c688678de08d7c432102cc3d6e7ae1fb416ec
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SSDEEP
6144:C0q8ZGeHWp5nZ109o3zjo7L7JsmrAcmP6DfURnaMeXtT:FqcGeueYYP7JsmrtW5o
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__ 84758699584792061869.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 84758699584792061869.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 84758699584792061869.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 setup.exe -
Executes dropped EXE 3 IoCs
pid Process 3820 84758699584792061869.exe 3204 35276589646836766862.exe 3648 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4636 setup.exe 4636 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/0x0006000000023179-245.dat upx behavioral2/files/0x0006000000023179-247.dat upx behavioral2/files/0x0006000000023179-248.dat upx behavioral2/memory/3204-249-0x0000000000FF0000-0x0000000001E54000-memory.dmp upx behavioral2/memory/3204-250-0x0000000000FF0000-0x0000000001E54000-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" 84758699584792061869.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 84758699584792061869.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3820 84758699584792061869.exe 3648 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 796 4636 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 setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString setup.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4492 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 46 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4636 setup.exe 4636 setup.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4636 wrote to memory of 3820 4636 setup.exe 90 PID 4636 wrote to memory of 3820 4636 setup.exe 90 PID 4636 wrote to memory of 3204 4636 setup.exe 92 PID 4636 wrote to memory of 3204 4636 setup.exe 92 PID 3204 wrote to memory of 5036 3204 35276589646836766862.exe 93 PID 3204 wrote to memory of 5036 3204 35276589646836766862.exe 93 PID 4636 wrote to memory of 5104 4636 setup.exe 95 PID 4636 wrote to memory of 5104 4636 setup.exe 95 PID 4636 wrote to memory of 5104 4636 setup.exe 95 PID 5036 wrote to memory of 1632 5036 cmd.exe 99 PID 5036 wrote to memory of 1632 5036 cmd.exe 99 PID 5104 wrote to memory of 4492 5104 cmd.exe 100 PID 5104 wrote to memory of 4492 5104 cmd.exe 100 PID 5104 wrote to memory of 4492 5104 cmd.exe 100 PID 3820 wrote to memory of 3648 3820 84758699584792061869.exe 102 PID 3820 wrote to memory of 3648 3820 84758699584792061869.exe 102
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:4636 -
C:\ProgramData\84758699584792061869.exe"C:\ProgramData\84758699584792061869.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:3820 -
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:3648
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C:\ProgramData\35276589646836766862.exe"C:\ProgramData\35276589646836766862.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3204 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\35276589646836766862.exe3⤵
- Suspicious use of WriteProcessMemory
PID:5036 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1632
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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:5104 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4492
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4636 -s 22922⤵
- Program crash
PID:796
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4636 -ip 46361⤵PID:3444
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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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
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
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
728.0MB
MD5518894077c61c524a5dbcf13305aa0eb
SHA19885c78b6af80d7f760e172fa037d96bdd9fd69b
SHA25696dbf1aa9bdb597d21826c3b01af48e27c43acb8a2a423d55c76420fc2796449
SHA5124adf64db64d856ba3347a919a10de89db489deb5f13b719808a799a68efc81f7fade063ddd1bb41627b564545a7dcb1a3135da3854b7ed08bdc1881ea0369333
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Filesize
728.0MB
MD5518894077c61c524a5dbcf13305aa0eb
SHA19885c78b6af80d7f760e172fa037d96bdd9fd69b
SHA25696dbf1aa9bdb597d21826c3b01af48e27c43acb8a2a423d55c76420fc2796449
SHA5124adf64db64d856ba3347a919a10de89db489deb5f13b719808a799a68efc81f7fade063ddd1bb41627b564545a7dcb1a3135da3854b7ed08bdc1881ea0369333