Analysis
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max time kernel
144s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
26-04-2023 21:50
Static task
static1
General
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Target
bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe
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Size
327KB
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MD5
2fb16cbfd99cfe4a195c94c1121c2e27
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SHA1
3d667f55d15d7939524e50d1720e381ce0f7e814
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SHA256
bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5
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SHA512
0d4e2ca3a7473520104fd146171809901c9d8a176e916d7615f56b4ddb5660cd54cf6eabe39c4a5f551c17dc8d20ed744579f7ba77d05e985ea87fe1b5398f6d
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SSDEEP
6144:ljjBebeMSO1hl2oZlzAXVzBk82zrSyaw4CXws:hjBpM2o7zAXdBpyf4Gws
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__ 50296380370204894848.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 ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 50296380370204894848.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 50296380370204894848.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 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe -
Executes dropped EXE 3 IoCs
pid Process 2476 50296380370204894848.exe 3884 81461323488982684269.exe 2624 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.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/0x000a000000022cf1-247.dat upx behavioral1/files/0x000a000000022cf1-249.dat upx behavioral1/files/0x000a000000022cf1-250.dat upx behavioral1/memory/3884-253-0x0000000000600000-0x0000000001464000-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" 50296380370204894848.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 50296380370204894848.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2476 50296380370204894848.exe 2624 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 2108 1872 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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 4160 timeout.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 44 Go-http-client/1.1 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1872 wrote to memory of 2476 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe 90 PID 1872 wrote to memory of 2476 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe 90 PID 1872 wrote to memory of 3884 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe 93 PID 1872 wrote to memory of 3884 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe 93 PID 3884 wrote to memory of 4852 3884 81461323488982684269.exe 94 PID 3884 wrote to memory of 4852 3884 81461323488982684269.exe 94 PID 1872 wrote to memory of 1760 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe 96 PID 1872 wrote to memory of 1760 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe 96 PID 1872 wrote to memory of 1760 1872 bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe 96 PID 4852 wrote to memory of 2480 4852 cmd.exe 97 PID 4852 wrote to memory of 2480 4852 cmd.exe 97 PID 1760 wrote to memory of 4160 1760 cmd.exe 101 PID 1760 wrote to memory of 4160 1760 cmd.exe 101 PID 1760 wrote to memory of 4160 1760 cmd.exe 101 PID 2476 wrote to memory of 2624 2476 50296380370204894848.exe 92 PID 2476 wrote to memory of 2624 2476 50296380370204894848.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe"C:\Users\Admin\AppData\Local\Temp\bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1872 -
C:\ProgramData\50296380370204894848.exe"C:\ProgramData\50296380370204894848.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:2476 -
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:2624
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C:\ProgramData\81461323488982684269.exe"C:\ProgramData\81461323488982684269.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3884 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\81461323488982684269.exe3⤵
- Suspicious use of WriteProcessMemory
PID:4852 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 04⤵PID:2480
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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\bdcc0932f31bf8478356b9d2df3e6613385dfcd6f1179a70300430d5759298d5.exe" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:1760 -
C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
PID:4160
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 21642⤵
- Program crash
PID:2108
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1872 -ip 18721⤵PID:4892
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
708.0MB
MD552e9c65a9c8a1d8268144584389ae499
SHA1d3f7d05cc26a0098c7368a6b94f19604be8954d9
SHA25627175bc6851ce7ffb3b62738b12cd80a0c6d22448017fb78cac6c7efdc8b642d
SHA5127d63bca8c22611205ed4a25698cbaca1f2e7246eaa743f2ee0a5b099b05dd57750dcd86c6bd12249e67b1cbfdfe32c13070c0585ac6529ff6d2731c16a7b4383
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Filesize
708.0MB
MD552e9c65a9c8a1d8268144584389ae499
SHA1d3f7d05cc26a0098c7368a6b94f19604be8954d9
SHA25627175bc6851ce7ffb3b62738b12cd80a0c6d22448017fb78cac6c7efdc8b642d
SHA5127d63bca8c22611205ed4a25698cbaca1f2e7246eaa743f2ee0a5b099b05dd57750dcd86c6bd12249e67b1cbfdfe32c13070c0585ac6529ff6d2731c16a7b4383