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Analysis
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max time kernel
1800s -
max time network
1597s -
platform
windows11_x64 -
resource
win11 -
submitted
26/08/2021, 21:12
Static task
static1
Behavioral task
behavioral1
Sample
06a029882deabf229f62728afe3baf4f.exe
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
06a029882deabf229f62728afe3baf4f.exe
Resource
win11
windows11_x64
0 signatures
0 seconds
Behavioral task
behavioral3
Sample
06a029882deabf229f62728afe3baf4f.exe
Resource
win10v20210408
windows10_x64
0 signatures
0 seconds
General
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Target
06a029882deabf229f62728afe3baf4f.exe
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Size
319KB
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MD5
06a029882deabf229f62728afe3baf4f
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SHA1
33a5953fbcce8761af1e68df9c9f4ad153c4a536
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SHA256
f24a559e79ba3121c7e0fed4ac995da056fe6a0dac71b2360f9e340b97117d05
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SHA512
a81631eef6163f437e5bdf83156d26856653411dc6b9becc5580a83b9a4123faec5855d625beec15b1f71c3155624187f776f56b4f58e5f87e9f39bd8b61ba88
Score
10/10
Malware Config
Extracted
Family
smokeloader
Version
2020
C2
http://readinglistforjuly1.xyz/
http://readinglistforjuly2.xyz/
http://readinglistforjuly3.xyz/
http://readinglistforjuly4.xyz/
http://readinglistforjuly5.xyz/
http://readinglistforjuly6.xyz/
http://readinglistforjuly7.xyz/
http://readinglistforjuly8.xyz/
http://readinglistforjuly9.xyz/
http://readinglistforjuly10.xyz/
http://readinglistforjuly1.site/
http://readinglistforjuly2.site/
http://readinglistforjuly3.site/
http://readinglistforjuly4.site/
http://readinglistforjuly5.site/
http://readinglistforjuly6.site/
http://readinglistforjuly7.site/
http://readinglistforjuly8.site/
http://readinglistforjuly9.site/
http://readinglistforjuly10.site/
http://readinglistforjuly1.club/
http://readinglistforjuly2.club/
http://readinglistforjuly3.club/
http://readinglistforjuly4.club/
http://readinglistforjuly5.club/
http://readinglistforjuly6.club/
http://readinglistforjuly7.club/
http://readinglistforjuly8.club/
http://readinglistforjuly9.club/
http://readinglistforjuly10.club/
rc4.i32
rc4.i32
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5012 set thread context of 4524 5012 06a029882deabf229f62728afe3baf4f.exe 84 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 06a029882deabf229f62728afe3baf4f.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 06a029882deabf229f62728afe3baf4f.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 06a029882deabf229f62728afe3baf4f.exe -
Modifies data under HKEY_USERS 43 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates sihclient.exe Key created \REGISTRY\USER\S-1-5-19\Software\Classes\Local Settings\MuiCache svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates sihclient.exe Key created \REGISTRY\USER\S-1-5-19\Software\Classes\Local Settings\MuiCache\7\52C64B7E svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates sihclient.exe Key created \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs sihclient.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot sihclient.exe -
Modifies registry class 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5b934b42-522b-4c34-bbfe-37a3ef7b9c90}\Instance\ Process not Found Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{f8278c54-a712-415b-b593-b77a2be0dda9}\Instance\ Process not Found Key created \REGISTRY\USER\S-1-5-21-257790753-2419383948-818201544-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ Process not Found Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ Process not Found -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4524 06a029882deabf229f62728afe3baf4f.exe 4524 06a029882deabf229f62728afe3baf4f.exe 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found 3120 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3120 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4524 06a029882deabf229f62728afe3baf4f.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeShutdownPrivilege 3120 Process not Found Token: SeCreatePagefilePrivilege 3120 Process not Found Token: SeShutdownPrivilege 3120 Process not Found Token: SeCreatePagefilePrivilege 3120 Process not Found Token: SeShutdownPrivilege 3120 Process not Found Token: SeCreatePagefilePrivilege 3120 Process not Found Token: SeShutdownPrivilege 3120 Process not Found Token: SeCreatePagefilePrivilege 3120 Process not Found Token: SeShutdownPrivilege 3120 Process not Found Token: SeCreatePagefilePrivilege 3120 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5012 wrote to memory of 4524 5012 06a029882deabf229f62728afe3baf4f.exe 84 PID 5012 wrote to memory of 4524 5012 06a029882deabf229f62728afe3baf4f.exe 84 PID 5012 wrote to memory of 4524 5012 06a029882deabf229f62728afe3baf4f.exe 84 PID 5012 wrote to memory of 4524 5012 06a029882deabf229f62728afe3baf4f.exe 84 PID 5012 wrote to memory of 4524 5012 06a029882deabf229f62728afe3baf4f.exe 84 PID 5012 wrote to memory of 4524 5012 06a029882deabf229f62728afe3baf4f.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\06a029882deabf229f62728afe3baf4f.exe"C:\Users\Admin\AppData\Local\Temp\06a029882deabf229f62728afe3baf4f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5012 -
C:\Users\Admin\AppData\Local\Temp\06a029882deabf229f62728afe3baf4f.exe"C:\Users\Admin\AppData\Local\Temp\06a029882deabf229f62728afe3baf4f.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4524
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C:\Windows\System32\sihclient.exeC:\Windows\System32\sihclient.exe /cv sjuMneG/lkSK2C7c/HduvQ.0.21⤵
- Modifies data under HKEY_USERS
PID:3784
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s BITS1⤵
- Modifies data under HKEY_USERS
PID:1172
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s SSDPSRV1⤵PID:2232