Analysis
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max time kernel
144s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
25-04-2023 10:06
Static task
static1
General
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Target
1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe
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Size
338KB
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MD5
fdee54d2d5e1165ad6c69c3203105051
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SHA1
0cf14c4b80ba0d9a8396c6e931fedcaa093f7ded
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SHA256
1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6
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SHA512
3548ed241bb6d35f68b6371234f38196504a3043d104ec2483515ed0fd0cfbbbafa1eac4256a1194a606d975d8c672a4a9b48cc7b361e295987b22a73cc6986b
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SSDEEP
6144:7mtF3hes1by8aXBKnNctjoYQgQ169yP9O8g5Kvlg+k6pHyiIDdYL0:7zsn2BKuVQ17PW4jpHyiI5+
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__ 80196792550030737846.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 80196792550030737846.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 80196792550030737846.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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe -
Executes dropped EXE 3 IoCs
pid Process 3404 80196792550030737846.exe 4868 65907111334445920142.exe 4700 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.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/0x00050000000225be-241.dat upx behavioral1/files/0x00050000000225be-244.dat upx behavioral1/files/0x00050000000225be-245.dat upx behavioral1/memory/4868-248-0x0000000000E30000-0x0000000001C94000-memory.dmp upx behavioral1/memory/4868-250-0x0000000000E30000-0x0000000001C94000-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" 80196792550030737846.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 80196792550030737846.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3404 80196792550030737846.exe 4700 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 3952 3456 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 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4444 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 48 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3456 wrote to memory of 3404 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe 90 PID 3456 wrote to memory of 3404 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe 90 PID 3456 wrote to memory of 4868 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe 92 PID 3456 wrote to memory of 4868 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe 92 PID 4868 wrote to memory of 4560 4868 65907111334445920142.exe 93 PID 4868 wrote to memory of 4560 4868 65907111334445920142.exe 93 PID 4560 wrote to memory of 3584 4560 cmd.exe 95 PID 4560 wrote to memory of 3584 4560 cmd.exe 95 PID 3456 wrote to memory of 1572 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe 96 PID 3456 wrote to memory of 1572 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe 96 PID 3456 wrote to memory of 1572 3456 1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe 96 PID 1572 wrote to memory of 4444 1572 cmd.exe 99 PID 1572 wrote to memory of 4444 1572 cmd.exe 99 PID 1572 wrote to memory of 4444 1572 cmd.exe 99 PID 3404 wrote to memory of 4700 3404 80196792550030737846.exe 102 PID 3404 wrote to memory of 4700 3404 80196792550030737846.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe"C:\Users\Admin\AppData\Local\Temp\1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3456 -
C:\ProgramData\80196792550030737846.exe"C:\ProgramData\80196792550030737846.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:3404 -
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:4700
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C:\ProgramData\65907111334445920142.exe"C:\ProgramData\65907111334445920142.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4868 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\65907111334445920142.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4560 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:3584
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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\1a945013489a88af369312fbce20f6701fb0df180e29113533d1cab036ce66a6.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1572 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4444
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3456 -s 20842⤵
- Program crash
PID:3952
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3456 -ip 34561⤵PID:1496
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
828.0MB
MD57aecab07b8c94085d75051884f67c0de
SHA176d103ce0bc82fecc826305cd088d26429a96702
SHA256c671281a88418c4c5f71d9b7258416af670693b45155f1525f3728661b2da44c
SHA512f9ef0e5ffa4ec1c4b5066aa50627b6de308e3bd85f0e915543775e23d7d6a6115800ed487d299582a73c6658f3c565a59d5fac210870d491289516e36babbf87
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Filesize
828.0MB
MD57aecab07b8c94085d75051884f67c0de
SHA176d103ce0bc82fecc826305cd088d26429a96702
SHA256c671281a88418c4c5f71d9b7258416af670693b45155f1525f3728661b2da44c
SHA512f9ef0e5ffa4ec1c4b5066aa50627b6de308e3bd85f0e915543775e23d7d6a6115800ed487d299582a73c6658f3c565a59d5fac210870d491289516e36babbf87