Analysis
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max time kernel
143s -
max time network
128s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
23-04-2023 08:21
Static task
static1
General
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Target
a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe
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Size
354KB
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MD5
2034185a84896774470319dc44b7b6cc
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SHA1
10316ddd3f72457a1f3060c3363e48ab8201903d
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SHA256
a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e
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SHA512
70ddb62527db0dba7c8c0918cddea6401a5870aa4ed26cfb893b64f93b2bda9967f1f1d56dc150bc50f8a552bba0b0837c3c79b42a5f354990cc463b4833811c
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SSDEEP
6144:fGj1/oJ9PWvW1u0Pm7Dpc08FxEHXMRH2sbXLf:8MPWD4m7DpPH4HJX
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__ 14267828231399238978.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 14267828231399238978.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 14267828231399238978.exe -
Executes dropped EXE 3 IoCs
pid Process 3616 14267828231399238978.exe 4768 56702381352773455166.exe 4360 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.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/0x000600000001aee3-212.dat upx behavioral1/files/0x000600000001aee3-211.dat upx behavioral1/memory/4768-215-0x0000000000A10000-0x0000000001874000-memory.dmp upx behavioral1/memory/4768-216-0x0000000000A10000-0x0000000001874000-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-1-5-21-3346939869-2835594282-3775165920-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 14267828231399238978.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 14267828231399238978.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3616 14267828231399238978.exe 4360 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 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4352 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 28 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3668 wrote to memory of 3616 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe 67 PID 3668 wrote to memory of 3616 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe 67 PID 3668 wrote to memory of 4768 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe 69 PID 3668 wrote to memory of 4768 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe 69 PID 3668 wrote to memory of 4088 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe 70 PID 3668 wrote to memory of 4088 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe 70 PID 3668 wrote to memory of 4088 3668 a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe 70 PID 4768 wrote to memory of 4052 4768 56702381352773455166.exe 71 PID 4768 wrote to memory of 4052 4768 56702381352773455166.exe 71 PID 4052 wrote to memory of 4340 4052 cmd.exe 74 PID 4052 wrote to memory of 4340 4052 cmd.exe 74 PID 4088 wrote to memory of 4352 4088 cmd.exe 75 PID 4088 wrote to memory of 4352 4088 cmd.exe 75 PID 4088 wrote to memory of 4352 4088 cmd.exe 75 PID 3616 wrote to memory of 4360 3616 14267828231399238978.exe 76 PID 3616 wrote to memory of 4360 3616 14267828231399238978.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe"C:\Users\Admin\AppData\Local\Temp\a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\ProgramData\14267828231399238978.exe"C:\ProgramData\14267828231399238978.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:3616 -
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:4360
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C:\ProgramData\56702381352773455166.exe"C:\ProgramData\56702381352773455166.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4768 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\56702381352773455166.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4052 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:4340
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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\a4f10d5150c1a600e5a1da4d2fe55a9718514bb7ce9f804213837dbff7d3628e.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4088 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4352
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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
302.1MB
MD55143ad032ca6bee9068e25a69bd73e84
SHA142b3deed5a074d52ab857f61075be330b42993c6
SHA256621c3a9798b7cea50ba7b5e0ef751ff90d9f0a0173d2a1ed287f8aac1a59520a
SHA51284c24ca44977cbdca4a1121481dc577c29a0ba65f2b666e308b20ba18eed54a741ff3377620d1945ea2cb805d607046044ac1824c787e400a1e9dc1e7bf178d1
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Filesize
463.2MB
MD54d56aee31582a6839fdfcf383cfc6fcf
SHA1944ba58406eb3378dadaf088196d4455f54f71bc
SHA25697c9ba797b70824ee6da6926b046adb493365251e9f793ebb3a5bf5943bdbb8a
SHA512beece66eb14fc95897b5945804bf0005476d23b8f72a4b2234495b0f27d538da03d6002bb39a1f5b9ba59c613d0ae2ffc522ec4d26c796c5fe7361f5e33cb518
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Filesize
436.0MB
MD5a6e0acb92b9b55c5311e0b4ad8bb1017
SHA1d85933dd815948e1b702eda4dc9ab57dbf583dc3
SHA256e412600733eb3ffddda19fac09933c6322a2b117df42f02f01f97a0f2cd487a9
SHA512e72ab39859762c47cd04a6247cbf604460753ddf8799ff4ab91355e025638ef95a2c165a793644f84f7f823d2c8df14f42eda6ae0cacb0d8d865a92e17a4975b
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571