Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
25-04-2023 12:59
Static task
static1
General
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Target
3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe
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Size
325KB
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MD5
16b2535c7611377f6797cfa3f6cee8ca
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SHA1
942a63d027313373fe34130b7b765a52622d5267
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SHA256
3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98
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SHA512
f19609e3627a5fe79a55e47b3da166e17fc1c662d82f09227094af3f855995a271aa1bf8ecfc28a0b75296dfb5c7794896039578d2e5894ed39258d0305ecfab
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SSDEEP
6144:QkCS0Kgc/5TGahg05k5j3APU2tVZ0pn1+q:QkZ0S/RG+g9mPU2PZ0w
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__ 63326625468334601134.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 63326625468334601134.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 63326625468334601134.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 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe -
Executes dropped EXE 3 IoCs
pid Process 1296 63326625468334601134.exe 1328 54626493259967003382.exe 5016 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.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/0x000c000000022cbb-243.dat upx behavioral1/files/0x000c000000022cbb-248.dat upx behavioral1/files/0x000c000000022cbb-247.dat upx behavioral1/memory/1328-249-0x0000000000070000-0x0000000000ED4000-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" 63326625468334601134.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 63326625468334601134.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1296 63326625468334601134.exe 5016 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 3040 WerFault.exe 82 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 2548 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 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3040 wrote to memory of 1296 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe 89 PID 3040 wrote to memory of 1296 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe 89 PID 3040 wrote to memory of 1328 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe 91 PID 3040 wrote to memory of 1328 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe 91 PID 1328 wrote to memory of 988 1328 54626493259967003382.exe 92 PID 1328 wrote to memory of 988 1328 54626493259967003382.exe 92 PID 988 wrote to memory of 1600 988 cmd.exe 94 PID 988 wrote to memory of 1600 988 cmd.exe 94 PID 3040 wrote to memory of 4168 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe 95 PID 3040 wrote to memory of 4168 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe 95 PID 3040 wrote to memory of 4168 3040 3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe 95 PID 4168 wrote to memory of 2548 4168 cmd.exe 99 PID 4168 wrote to memory of 2548 4168 cmd.exe 99 PID 4168 wrote to memory of 2548 4168 cmd.exe 99 PID 1296 wrote to memory of 5016 1296 63326625468334601134.exe 100 PID 1296 wrote to memory of 5016 1296 63326625468334601134.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe"C:\Users\Admin\AppData\Local\Temp\3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\ProgramData\63326625468334601134.exe"C:\ProgramData\63326625468334601134.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:1296 -
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:5016
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C:\ProgramData\54626493259967003382.exe"C:\ProgramData\54626493259967003382.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1328 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\54626493259967003382.exe3⤵
- Suspicious use of WriteProcessMemory
PID:988 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:1600
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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\3c1ebdf7ddc8c5332ff02def398851eecee1329326f851e9adc135a6a25e4e98.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4168 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:2548
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 23842⤵
- Program crash
PID:3220
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3040 -ip 30401⤵PID:5032
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
762.0MB
MD5bb21b31ae7d4df47ebe017665d19e591
SHA184e5241be16700bb67e294cf59f8a23f156d4dcb
SHA256686421ada8945218a45e5a61ab1c86826fcb6eb727f2e5c9d0e327398b7cca3e
SHA5120396faf7891e72a2eb0cbd01bc66cd1997dd5278ca16e02c918054a3ae5c5df9c7e8c51dffe7b4280b576cdf662bd4b225cc9e303a140d9d592eda758f36966d
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Filesize
762.0MB
MD5bb21b31ae7d4df47ebe017665d19e591
SHA184e5241be16700bb67e294cf59f8a23f156d4dcb
SHA256686421ada8945218a45e5a61ab1c86826fcb6eb727f2e5c9d0e327398b7cca3e
SHA5120396faf7891e72a2eb0cbd01bc66cd1997dd5278ca16e02c918054a3ae5c5df9c7e8c51dffe7b4280b576cdf662bd4b225cc9e303a140d9d592eda758f36966d