Analysis
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max time kernel
148s -
max time network
135s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
27-04-2023 13:40
Static task
static1
General
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Target
70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe
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Size
401KB
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MD5
116a5a19bd300e32a50f88214d38d85a
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SHA1
f6b50c2dabbf52652f2f3b3bb7bfbc9808ccfb0c
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SHA256
70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399
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SHA512
664e70de88332bfcd7df11aa8e3ae4207f3358bea39cb40f9c500f53a162635acdb94fb88305050c194a3914ec02a47572bdb2304434657f637d6ef78d64791b
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SSDEEP
6144:YCnNu7dFpSo1z1h1s+udUAqbTtPJEPxzSsNvn4BTzkldNdS1:YZ7dBz1h1Edb6TtPizLNykldNd
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__ 17379205687302320383.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 17379205687302320383.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 17379205687302320383.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe -
Executes dropped EXE 3 IoCs
pid Process 4020 66363845160030512416.exe 2568 17379205687302320383.exe 3428 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.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/0x000600000001af06-200.dat upx behavioral1/files/0x000600000001af06-201.dat upx behavioral1/memory/4020-202-0x0000000000F00000-0x0000000001D64000-memory.dmp upx behavioral1/memory/4020-205-0x0000000000F00000-0x0000000001D64000-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-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 17379205687302320383.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 17379205687302320383.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2568 17379205687302320383.exe 3428 ntlhost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4772 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 29 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2448 wrote to memory of 4020 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe 67 PID 2448 wrote to memory of 4020 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe 67 PID 4020 wrote to memory of 4048 4020 66363845160030512416.exe 69 PID 4020 wrote to memory of 4048 4020 66363845160030512416.exe 69 PID 4048 wrote to memory of 4856 4048 cmd.exe 71 PID 4048 wrote to memory of 4856 4048 cmd.exe 71 PID 2448 wrote to memory of 2568 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe 72 PID 2448 wrote to memory of 2568 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe 72 PID 2448 wrote to memory of 4136 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe 73 PID 2448 wrote to memory of 4136 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe 73 PID 2448 wrote to memory of 4136 2448 70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe 73 PID 4136 wrote to memory of 4772 4136 cmd.exe 75 PID 4136 wrote to memory of 4772 4136 cmd.exe 75 PID 4136 wrote to memory of 4772 4136 cmd.exe 75 PID 2568 wrote to memory of 3428 2568 17379205687302320383.exe 76 PID 2568 wrote to memory of 3428 2568 17379205687302320383.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe"C:\Users\Admin\AppData\Local\Temp\70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2448 -
C:\ProgramData\66363845160030512416.exe"C:\ProgramData\66363845160030512416.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4020 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\66363845160030512416.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4048 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4856
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C:\ProgramData\17379205687302320383.exe"C:\ProgramData\17379205687302320383.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:2568 -
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:3428
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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\70247a8744d0a364630e7b74fe7be8a2c4565be20e66aa779caffe5c2d70d399.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4136 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4772
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
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
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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Filesize
350.3MB
MD57de9dcf18f5a40a2c3e0791c74d0d638
SHA10d6449e6050f40ceece6888e5a70801875c9454b
SHA256cdfefd9a5e379d27bc252ced6343091ec43b5b7ccd5533ecfff02cdd85150ee3
SHA5122003e544fed177294bf454f542aec810bd5c810d5459a48db36157f230ec5403c476a338878944bbc6fdd0d75f3bc3cadf9afae710b7be51a1fd7d843e54ac79
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Filesize
389.1MB
MD590c7004df0085d2bea0ff0fcb4c95843
SHA10706309708674379669de58ac5573134e5ab2722
SHA256eb4ed8033ce86533e0b672ac8e2977781a65fe330799d045dd7431bf5c297b0a
SHA512d3f783bcbbb542dca4dc9dfdca67d38968bec78a9f401ccc19a6424c1d1901877bc8649d3ae83637d20079767323a1cfa9acd99f0038fe1fa970044b8dcd7f6d
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Filesize
403.9MB
MD5a6aec73172ba8286e2a4e5fbd1c681d1
SHA1ad9fb3735afd269aa5adc990888b7cec290b1718
SHA256e1ccae687e682c814f852557ff7d7308fc337250a7b091cd32aca8f7dd386a05
SHA51227a0d607a6b218ec6f8bd7c8f7e234e9b15152eb7956d7351f0ccf7cd7dcfbd466dafc1e9f7315930afbb18a1e0452d0327dd9f84d424bef75f8518c4b8c2c2d
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571