Analysis
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max time kernel
141s -
max time network
140s -
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 00:11
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
9fe0b462a779cff10d328e480332818b
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SHA1
c31d10faa53773d17822ee0ad70acf0839bec3d1
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SHA256
be04801e050f6b11b177a4febcd6daecbbfa6891c0fbc2e053638ff7c1f7cda0
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SHA512
1df12fd4956f8bd70d430518410b1b4d89c1f8ec474d0ce9a92f93338beff776490d08434faa990ce01fc44a0de70e0576c976ec3d6ea8e072188e74e7248bf9
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SSDEEP
6144:vdCM4ZD2dI9UtxTPRcvughcUF6Zxpm2XxdDt5CHx:vdCM4ZD2OATPRaugh+m2XxQH
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__ 78534182829637861604.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 78534182829637861604.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 78534182829637861604.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-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation setup.exe -
Executes dropped EXE 3 IoCs
pid Process 4988 78534182829637861604.exe 3032 20907574949002976953.exe 1108 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 1920 setup.exe 1920 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/0x0006000000023146-245.dat upx behavioral2/files/0x0006000000023146-247.dat upx behavioral2/files/0x0006000000023146-248.dat upx behavioral2/memory/3032-249-0x0000000000930000-0x0000000001794000-memory.dmp upx behavioral2/memory/3032-250-0x0000000000930000-0x0000000001794000-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-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 78534182829637861604.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 78534182829637861604.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4988 78534182829637861604.exe 1108 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 1688 1920 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString setup.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 setup.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3532 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 55 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1920 setup.exe 1920 setup.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1920 wrote to memory of 4988 1920 setup.exe 90 PID 1920 wrote to memory of 4988 1920 setup.exe 90 PID 1920 wrote to memory of 3032 1920 setup.exe 92 PID 1920 wrote to memory of 3032 1920 setup.exe 92 PID 3032 wrote to memory of 4848 3032 20907574949002976953.exe 93 PID 3032 wrote to memory of 4848 3032 20907574949002976953.exe 93 PID 4848 wrote to memory of 2300 4848 cmd.exe 95 PID 4848 wrote to memory of 2300 4848 cmd.exe 95 PID 1920 wrote to memory of 1124 1920 setup.exe 96 PID 1920 wrote to memory of 1124 1920 setup.exe 96 PID 1920 wrote to memory of 1124 1920 setup.exe 96 PID 1124 wrote to memory of 3532 1124 cmd.exe 100 PID 1124 wrote to memory of 3532 1124 cmd.exe 100 PID 1124 wrote to memory of 3532 1124 cmd.exe 100 PID 4988 wrote to memory of 1108 4988 78534182829637861604.exe 101 PID 4988 wrote to memory of 1108 4988 78534182829637861604.exe 101
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:1920 -
C:\ProgramData\78534182829637861604.exe"C:\ProgramData\78534182829637861604.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:4988 -
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:1108
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C:\ProgramData\20907574949002976953.exe"C:\ProgramData\20907574949002976953.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3032 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\20907574949002976953.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4848 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2300
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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:1124 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 22242⤵
- Program crash
PID:1688
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1920 -ip 19201⤵PID:2412
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
748.0MB
MD5732772d660f2ee8c7984133e13439c73
SHA1cea8f9de02b14dcaed0ceff7a30c6ce5d444a6a9
SHA2564582cb56593319666132d5aefe320734703a33e26ef3dbe90bb15fbeb58c4f8a
SHA512fe901e0a4e986a06fa8fc5c36617e55a47dd6dff68924d55694937905aa302355c4ee60f834d738a99d6d6e7701fdba737a80d2acae5dfa01fc2db7f83a8700c
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Filesize
748.0MB
MD5732772d660f2ee8c7984133e13439c73
SHA1cea8f9de02b14dcaed0ceff7a30c6ce5d444a6a9
SHA2564582cb56593319666132d5aefe320734703a33e26ef3dbe90bb15fbeb58c4f8a
SHA512fe901e0a4e986a06fa8fc5c36617e55a47dd6dff68924d55694937905aa302355c4ee60f834d738a99d6d6e7701fdba737a80d2acae5dfa01fc2db7f83a8700c