Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
22-04-2023 18:01
Static task
static1
General
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Target
95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe
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Size
338KB
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MD5
36328d5b473fb0e6b16c101d3b74c499
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SHA1
a31f4ca9c8c85fbed0682aaa2cebfb38cd0718c2
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SHA256
95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36
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SHA512
2c0013c7397ef5f2b1b1624debacbf28a7ddf5bec2e757c4ea4183487a968600b7dade10a2eb07a43fe878bc75967f998ac766ef3e73a4a699ff4fd69ad173b7
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SSDEEP
6144:qc+2jjNz+KjAWa77yjP8AW3FRnMzMGvsv9x8HpNFt:qcLd+c9a3yryMwIsv
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__ 43531989199760933809.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 43531989199760933809.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 43531989199760933809.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 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe -
Executes dropped EXE 3 IoCs
pid Process 404 43531989199760933809.exe 1740 36382534050289309764.exe 4016 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.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/0x0006000000023165-248.dat upx behavioral1/files/0x0006000000023165-250.dat upx behavioral1/files/0x0006000000023165-251.dat upx behavioral1/memory/1740-252-0x00000000004B0000-0x0000000001314000-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" 43531989199760933809.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 43531989199760933809.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 404 43531989199760933809.exe 4016 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 3220 4924 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 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2452 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 50 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4924 wrote to memory of 404 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe 90 PID 4924 wrote to memory of 404 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe 90 PID 4924 wrote to memory of 1740 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe 94 PID 4924 wrote to memory of 1740 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe 94 PID 1740 wrote to memory of 1636 1740 36382534050289309764.exe 95 PID 1740 wrote to memory of 1636 1740 36382534050289309764.exe 95 PID 1636 wrote to memory of 3176 1636 cmd.exe 97 PID 1636 wrote to memory of 3176 1636 cmd.exe 97 PID 4924 wrote to memory of 380 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe 98 PID 4924 wrote to memory of 380 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe 98 PID 4924 wrote to memory of 380 4924 95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe 98 PID 380 wrote to memory of 2452 380 cmd.exe 101 PID 380 wrote to memory of 2452 380 cmd.exe 101 PID 380 wrote to memory of 2452 380 cmd.exe 101 PID 404 wrote to memory of 4016 404 43531989199760933809.exe 92 PID 404 wrote to memory of 4016 404 43531989199760933809.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe"C:\Users\Admin\AppData\Local\Temp\95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\ProgramData\43531989199760933809.exe"C:\ProgramData\43531989199760933809.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:404 -
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:4016
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C:\ProgramData\36382534050289309764.exe"C:\ProgramData\36382534050289309764.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\36382534050289309764.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:3176
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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\95e0d889e5276f0ea2496535f89c1b32f861c5f848dc5af321375fc9ad8a8c36.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:380 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2452
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 22082⤵
- Program crash
PID:3220
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4924 -ip 49241⤵PID:5084
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
732.0MB
MD5d0d46937941ee6edb545d15d9c8c5e1a
SHA120263a24cbaf2807fe702ef2a2706c99a99f5115
SHA256e5a4f9391e4978fd1b48f67bff87241b8546219943dc472051a6b741e83358f2
SHA5126047f9788a70f2a8adc5557654529bc0c0df2dfb5f8ca3d25da98d7af4ef1286812eed315af2d6b0052cd1c14f8be0ebc099edcac586b2b044734da3c005020a
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Filesize
732.0MB
MD5d0d46937941ee6edb545d15d9c8c5e1a
SHA120263a24cbaf2807fe702ef2a2706c99a99f5115
SHA256e5a4f9391e4978fd1b48f67bff87241b8546219943dc472051a6b741e83358f2
SHA5126047f9788a70f2a8adc5557654529bc0c0df2dfb5f8ca3d25da98d7af4ef1286812eed315af2d6b0052cd1c14f8be0ebc099edcac586b2b044734da3c005020a