Analysis
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max time kernel
146s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
24-04-2023 17:34
Static task
static1
General
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Target
548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe
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Size
445KB
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MD5
3a1261ae4b44435a99ec0b91aa749f9a
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SHA1
253223b45c93e47c716e02f9c39cf6b577c78408
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SHA256
548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e
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SHA512
32b21a391e76bb559e591bed5098f9548a88f3ea04925605ca1a53afcacec6a5a9e25d14999d6de4ee455793f5a840d3a2c1a965b121759b60bf18ad1a9208c6
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SSDEEP
12288:VeQNWLKa+eiKshLbysqUlcdLoLuYSwjt:VZNWLKTZKAasqzdkLuYSwx
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__ 29746569415822072047.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\VideoBiosVersion 29746569415822072047.exe 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 29746569415822072047.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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe -
Executes dropped EXE 3 IoCs
pid Process 3584 29746569415822072047.exe 4608 ntlhost.exe 4592 02172015159170088494.exe -
Loads dropped DLL 2 IoCs
pid Process 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.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/0x000200000001f748-254.dat upx behavioral1/files/0x000200000001f748-257.dat upx behavioral1/files/0x000200000001f748-258.dat upx behavioral1/memory/4592-266-0x0000000000400000-0x0000000001264000-memory.dmp upx behavioral1/memory/4592-269-0x0000000000400000-0x0000000001264000-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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 29746569415822072047.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 ntlhost.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 29746569415822072047.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3584 29746569415822072047.exe 4608 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 5076 5052 WerFault.exe 84 -
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 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3356 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 40 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 5052 wrote to memory of 3584 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe 91 PID 5052 wrote to memory of 3584 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe 91 PID 3584 wrote to memory of 4608 3584 29746569415822072047.exe 94 PID 3584 wrote to memory of 4608 3584 29746569415822072047.exe 94 PID 5052 wrote to memory of 4592 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe 95 PID 5052 wrote to memory of 4592 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe 95 PID 4592 wrote to memory of 756 4592 02172015159170088494.exe 96 PID 4592 wrote to memory of 756 4592 02172015159170088494.exe 96 PID 756 wrote to memory of 2052 756 cmd.exe 98 PID 756 wrote to memory of 2052 756 cmd.exe 98 PID 5052 wrote to memory of 2968 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe 99 PID 5052 wrote to memory of 2968 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe 99 PID 5052 wrote to memory of 2968 5052 548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe 99 PID 2968 wrote to memory of 3356 2968 cmd.exe 102 PID 2968 wrote to memory of 3356 2968 cmd.exe 102 PID 2968 wrote to memory of 3356 2968 cmd.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe"C:\Users\Admin\AppData\Local\Temp\548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5052 -
C:\ProgramData\29746569415822072047.exe"C:\ProgramData\29746569415822072047.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:3584 -
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:4608
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C:\ProgramData\02172015159170088494.exe"C:\ProgramData\02172015159170088494.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\02172015159170088494.exe3⤵
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2052
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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\548dca59d3906d69759b5b79ce79740ab47cb7eb84ed36d8db02745a94a8501e.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2968 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:3356
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 21162⤵
- Program crash
PID:5076
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 5052 -ip 50521⤵PID:4944
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
804.0MB
MD5997f11854ea04b4208b78496a157da70
SHA1422529164fedd6e55e9a565ed2172ca0a3b6f643
SHA256e2404f584989372bd7c62116d929bd8aa6a16fea3915d7dc5a9e50b6e88ac047
SHA51202a306e19311afaed0afafe87e851ac9b577c43e7fb783b198b979cb4e1b5349b3ff7b7f76e007494bb94af9f9b7595bff13e09635c87be45ab5bdc9355e2753
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Filesize
804.0MB
MD5997f11854ea04b4208b78496a157da70
SHA1422529164fedd6e55e9a565ed2172ca0a3b6f643
SHA256e2404f584989372bd7c62116d929bd8aa6a16fea3915d7dc5a9e50b6e88ac047
SHA51202a306e19311afaed0afafe87e851ac9b577c43e7fb783b198b979cb4e1b5349b3ff7b7f76e007494bb94af9f9b7595bff13e09635c87be45ab5bdc9355e2753