Analysis
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max time kernel
296s -
max time network
301s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
28/06/2023, 20:18
Static task
static1
Behavioral task
behavioral1
Sample
boost-bo.exe
Resource
win7-20230621-en
6 signatures
300 seconds
Behavioral task
behavioral2
Sample
boost-bo.exe
Resource
win10v2004-20230621-en
5 signatures
300 seconds
General
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Target
boost-bo.exe
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Size
4.6MB
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MD5
cfd6e46ebad87e50cd5aa8d6b874d409
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SHA1
e2adb61cd2c84a6d00f6b646c0fc50d2065ef382
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SHA256
aa203ad2aac0bf8b392ec2add640ba020c2ed9938bea18dbf26631e9faa70f9d
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SHA512
679eb63a890cd85c24e94d96a1af7f6b125f0818eb1652626da7e99144e6378ee89f2949bc812c40b0761db84fb3f2b5a389ccad6cd192ff02a74d7e67d8ec1a
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SSDEEP
98304:z6+CSZXttEB+1r2oid4wr3v5wvVeqgkqXf0FGIrjMW94z9OUj:aSZnl1Coid4w34gkSIrYW94
Score
5/10
Malware Config
Signatures
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Drops file in System32 directory 8 IoCs
description ioc Process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{B3ED97C1-29D5-4CEE-9746-37CFCCE534E8}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{6869B309-902E-45DC-AB81-6C435E406890}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{B44163E1-9605-43A5-B590-6513C7924344}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{D8246399-7C3B-474D-BA69-069CFB88A261}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{5D562BA4-0445-4117-AB2C-6D5F4BF53022}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{05ACF860-7E97-44CD-9568-FFD4B874985E}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{129A8DC3-3A30-44E4-9F8D-37E2F7B44007}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{5CB00B3C-2D5D-42D8-87C5-03A1527CFB16}.catalogItem svchost.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 688 timeout.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS boost-bo.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer boost-bo.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion boost-bo.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1528 boost-bo.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1528 wrote to memory of 3716 1528 boost-bo.exe 91 PID 1528 wrote to memory of 3716 1528 boost-bo.exe 91 PID 1528 wrote to memory of 3716 1528 boost-bo.exe 91 PID 3716 wrote to memory of 2956 3716 cmd.exe 93 PID 3716 wrote to memory of 2956 3716 cmd.exe 93 PID 3716 wrote to memory of 2956 3716 cmd.exe 93 PID 2956 wrote to memory of 688 2956 cmd.exe 95 PID 2956 wrote to memory of 688 2956 cmd.exe 95 PID 2956 wrote to memory of 688 2956 cmd.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\boost-bo.exe"C:\Users\Admin\AppData\Local\Temp\boost-bo.exe"1⤵
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c start cmd /C "color b && title Error && echo Signature checksum failed. Request was tampered with or session ended most likely. & echo: & echo Response: {"success":true,"message":"Logged in!","info":{"username":"oesje","subscriptions":[{"subscription":"default","key":null,"expiry":"1830024720","timeleft":142041157,"level":"1"}],"ip":"154.61.71.13","hwid":null,"createdate":"1687983211","lastlogin":"1687983563"},"nonce":"5AvbpZ9hPzO211X3cfPWihBIOeiKK75g"} && timeout /t 5"2⤵
- Suspicious use of WriteProcessMemory
PID:3716 -
C:\Windows\SysWOW64\cmd.execmd /C "color b && title Error && echo Signature checksum failed. Request was tampered with or session ended most likely. & echo: & echo Response: {"success":true,"message":"Logged in!","info":{"username":"oesje","subscriptions":[{"subscription":"default","key":null,"expiry":"1830024720","timeleft":142041157,"level":"1"}],"ip":"154.61.71.13","hwid":null,"createdate":"1687983211","lastlogin":"1687983563"},"nonce":"5AvbpZ9hPzO211X3cfPWihBIOeiKK75g"} && timeout /t 5"3⤵
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Windows\SysWOW64\timeout.exetimeout /t 54⤵
- Delays execution with timeout.exe
PID:688
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
PID:1208