Analysis
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max time kernel
149s -
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 09:40
Static task
static1
General
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Target
5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe
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Size
327KB
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MD5
e69bcaa6a8877aa02222271c99de0e21
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SHA1
547ced9c4de0d324eaafe5ecfa62b2de7e05ef37
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SHA256
5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f
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SHA512
84c2494abf5d90639ac31d98d494959b92ca779d653a62f61174c529ca658baec238ecf79aaf903a35ab726256abfe85c3758d01393e7429cf0b0fbbf221ace9
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SSDEEP
6144:tlabBB5vMZlB8LthD7scaiHqIw2qRvj/0Ib/iS7gwNv:tlsB7Gl6LthvfaYSRvj/0Ib6lwN
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__ 44274898142127552290.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 ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 44274898142127552290.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 44274898142127552290.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 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe -
Executes dropped EXE 3 IoCs
pid Process 3792 49908626792302333407.exe 5112 44274898142127552290.exe 2624 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.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/0x000600000002313c-227.dat upx behavioral1/files/0x000600000002313c-229.dat upx behavioral1/files/0x000600000002313c-230.dat upx behavioral1/memory/3792-231-0x0000000000BF0000-0x0000000001A54000-memory.dmp upx behavioral1/memory/3792-232-0x0000000000BF0000-0x0000000001A54000-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" 44274898142127552290.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 44274898142127552290.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 5112 44274898142127552290.exe 2624 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 1292 4504 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 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1008 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 54 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 4504 wrote to memory of 3792 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe 91 PID 4504 wrote to memory of 3792 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe 91 PID 3792 wrote to memory of 4856 3792 49908626792302333407.exe 93 PID 3792 wrote to memory of 4856 3792 49908626792302333407.exe 93 PID 4856 wrote to memory of 4620 4856 cmd.exe 95 PID 4856 wrote to memory of 4620 4856 cmd.exe 95 PID 4504 wrote to memory of 5112 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe 96 PID 4504 wrote to memory of 5112 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe 96 PID 4504 wrote to memory of 3884 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe 97 PID 4504 wrote to memory of 3884 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe 97 PID 4504 wrote to memory of 3884 4504 5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe 97 PID 5112 wrote to memory of 2624 5112 44274898142127552290.exe 102 PID 5112 wrote to memory of 2624 5112 44274898142127552290.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe"C:\Users\Admin\AppData\Local\Temp\5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4504 -
C:\ProgramData\49908626792302333407.exe"C:\ProgramData\49908626792302333407.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3792 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\49908626792302333407.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4856 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4620
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C:\ProgramData\44274898142127552290.exe"C:\ProgramData\44274898142127552290.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:5112 -
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:2624
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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\5a6a2edeb097ca6039eaa2039da931bf246e0620ea55c1bc0695ea208ab25e4f.exe" & exit2⤵PID:3884
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C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:1008
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 24122⤵
- Program crash
PID:1292
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4504 -ip 45041⤵PID:4024
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
695.9MB
MD534fb9965be09833eaad33962db838410
SHA1490fd5cfc34c7e76d0ed1b2b2a9c673c15cee9b1
SHA256cf8bb272f5df24692261d46eaaf7d67481d49f9d306c4fd5fdc90d3c5121f24a
SHA512a3a0731f19450c9d32a36528901dcb745972ee522936c2df0ed952ebea2d9c88076a1b961e5055852cc410efe48e2a96f1e6182cc0cd784bd7c6884e26f9b364
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Filesize
695.2MB
MD5fa6e6d4fa9ab54a1d1662308f0ac9578
SHA1bd4b80266c78623aaabc68fc61b4a5e6041cfa25
SHA2563d0387093cc4c299f012031827f400c4dabf8bdf890e9e8358e909af4e199fee
SHA51257a492f260cd0b3cbee57d3d892e2bc760d1c411640e250918eb7ffbbc76bc4884e9bd4e8cdd0f7be12079751fae7c68f0b45d424761aebc1a7d9b24852566ce