Analysis
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max time kernel
142s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
27/04/2023, 07:10
Static task
static1
General
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Target
cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe
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Size
326KB
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MD5
3d5122bfcbcee71632b58db81c945693
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SHA1
051c6322f5e2421ba53074a0d0f4ec7d0fe2df08
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SHA256
cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0
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SHA512
ab5bc546b3975672f5c7647994234f044324c33e1b95912b0e9e6cdaf86052199f82bf5ee9b75d2c9c704b30f179c17adfbbe0235a389dedc7c109bfcfdbd8e6
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SSDEEP
6144:ODcPJ7U5IsP/wMxh7GrjWfv8vir2/4h8o:OoPe4WG+86CJo
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__ 08770915305280205437.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 08770915305280205437.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 08770915305280205437.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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe -
Executes dropped EXE 3 IoCs
pid Process 4824 23556126232351475813.exe 3456 08770915305280205437.exe 4980 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.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/0x0006000000023181-225.dat upx behavioral1/files/0x0006000000023181-227.dat upx behavioral1/files/0x0006000000023181-228.dat upx behavioral1/memory/4824-229-0x00000000000D0000-0x0000000000F34000-memory.dmp upx behavioral1/memory/4824-230-0x00000000000D0000-0x0000000000F34000-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-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 08770915305280205437.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 08770915305280205437.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3456 08770915305280205437.exe 4980 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 1520 4876 WerFault.exe 81 -
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 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2196 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 51 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4876 wrote to memory of 4824 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe 88 PID 4876 wrote to memory of 4824 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe 88 PID 4824 wrote to memory of 2872 4824 23556126232351475813.exe 90 PID 4824 wrote to memory of 2872 4824 23556126232351475813.exe 90 PID 2872 wrote to memory of 1628 2872 cmd.exe 92 PID 2872 wrote to memory of 1628 2872 cmd.exe 92 PID 4876 wrote to memory of 3456 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe 93 PID 4876 wrote to memory of 3456 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe 93 PID 4876 wrote to memory of 4296 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe 94 PID 4876 wrote to memory of 4296 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe 94 PID 4876 wrote to memory of 4296 4876 cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe 94 PID 4296 wrote to memory of 2196 4296 cmd.exe 98 PID 4296 wrote to memory of 2196 4296 cmd.exe 98 PID 4296 wrote to memory of 2196 4296 cmd.exe 98 PID 3456 wrote to memory of 4980 3456 08770915305280205437.exe 100 PID 3456 wrote to memory of 4980 3456 08770915305280205437.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe"C:\Users\Admin\AppData\Local\Temp\cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4876 -
C:\ProgramData\23556126232351475813.exe"C:\ProgramData\23556126232351475813.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4824 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\23556126232351475813.exe3⤵
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1628
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C:\ProgramData\08770915305280205437.exe"C:\ProgramData\08770915305280205437.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:3456 -
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:4980
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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\cc20eb83fefdd12066a473ef9c065e32bc550c5bfce03b64f54d8790b69ec8e0.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4296 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2196
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4876 -s 21802⤵
- Program crash
PID:1520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4876 -ip 48761⤵PID:4896
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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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
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
4.3MB
MD5196a4cdba36b3fe8f82a215732c486b4
SHA19186f53143e01b28af100e1000eb443e6afbe292
SHA256651e80215fee5757287bd028e7cda4a67865f0c6e0cad46c82706bf0e2565478
SHA5125e0fc394e6cf8ee16f1227ebbb3ef02ad17c0da9bbf1c51ebcec4ca9343d6993305b26bf2f8ab0b326a2af87797a6d75bc2c544bf8503f3d55347d47ec159143
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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
704.0MB
MD5d6f9805569231948c6ade2ca5a94e90d
SHA1222efe5c432ad4997cd98fc27ddc37268542cd79
SHA256a8ac1f0ca1c6248915e4173cb9a0031ffd6fb7967f4360dc67addfda46693b78
SHA512b049d76c121100ed5e3dc33b25dab805c4bc01ad910671fa4316f595693d6104cd4aea6ea145661d7194e5e71edf7639dd5b9bdb910e02e7345b2e2121523869
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Filesize
704.0MB
MD5d6f9805569231948c6ade2ca5a94e90d
SHA1222efe5c432ad4997cd98fc27ddc37268542cd79
SHA256a8ac1f0ca1c6248915e4173cb9a0031ffd6fb7967f4360dc67addfda46693b78
SHA512b049d76c121100ed5e3dc33b25dab805c4bc01ad910671fa4316f595693d6104cd4aea6ea145661d7194e5e71edf7639dd5b9bdb910e02e7345b2e2121523869