Analysis
-
max time kernel
118s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08/11/2024, 07:45 UTC
Behavioral task
behavioral1
Sample
36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35N.exe
Resource
win7-20240903-en
8 signatures
120 seconds
General
-
Target
36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35N.exe
-
Size
89KB
-
MD5
2e678e6b62adadbf51923b89598e52d0
-
SHA1
727cf1a7a28a17916e66aae82bad9d8fc64cfa37
-
SHA256
36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35
-
SHA512
b16f2b23f7bb0dfa64c003860cb208b671ea52aa719e1cb9bb75133457b2312ba66d6115522628dae0e88cd6d56d6b4458ccde4d049bf06ec2829ba9d815197d
-
SSDEEP
1536:y1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:a+4MJIkLZJNAQ9Jo9e
Malware Config
Signatures
-
Tinba family
-
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DA95A48B = "C:\\Users\\Admin\\AppData\\Roaming\\DA95A48B\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/3860-0-0x0000000000400000-0x0000000000418000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 1744 2408 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Explorer.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2408 winver.exe 2408 winver.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 2408 winver.exe 3440 Explorer.EXE 3440 Explorer.EXE -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3440 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3860 wrote to memory of 2408 3860 36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35N.exe 84 PID 3860 wrote to memory of 2408 3860 36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35N.exe 84 PID 3860 wrote to memory of 2408 3860 36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35N.exe 84 PID 3860 wrote to memory of 2408 3860 36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35N.exe 84 PID 2408 wrote to memory of 3440 2408 winver.exe 56 PID 2408 wrote to memory of 2620 2408 winver.exe 44
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵PID:2620
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3440 -
C:\Users\Admin\AppData\Local\Temp\36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35N.exe"C:\Users\Admin\AppData\Local\Temp\36946b6ed48733c40af0e2bfb4542848ec61ffd46527984f3ff666fec04bef35N.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3860 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 3524⤵
- Program crash
PID:1744
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2408 -ip 24081⤵PID:3956
Network
-
Remote address:8.8.8.8:53Request8.8.8.8.in-addr.arpaIN PTRResponse8.8.8.8.in-addr.arpaIN PTRdnsgoogle
-
Remote address:8.8.8.8:53Request13.86.106.20.in-addr.arpaIN PTRResponse
-
Remote address:8.8.8.8:53Request88.210.23.2.in-addr.arpaIN PTRResponse88.210.23.2.in-addr.arpaIN PTRa2-23-210-88deploystaticakamaitechnologiescom
-
Remote address:8.8.8.8:53Request140.32.126.40.in-addr.arpaIN PTRResponse
-
Remote address:8.8.8.8:53Request95.221.229.192.in-addr.arpaIN PTRResponse
-
Remote address:8.8.8.8:53Request28.118.140.52.in-addr.arpaIN PTRResponse
-
Remote address:8.8.8.8:53Request56.163.245.4.in-addr.arpaIN PTRResponse
-
Remote address:8.8.8.8:53Request206.23.85.13.in-addr.arpaIN PTRResponse
-
Remote address:8.8.8.8:53Request172.214.232.199.in-addr.arpaIN PTRResponse
-
Remote address:8.8.8.8:53Request172.210.232.199.in-addr.arpaIN PTRResponse
No results found
-
66 B 90 B 1 1
DNS Request
8.8.8.8.in-addr.arpa
-
71 B 157 B 1 1
DNS Request
13.86.106.20.in-addr.arpa
-
70 B 133 B 1 1
DNS Request
88.210.23.2.in-addr.arpa
-
72 B 158 B 1 1
DNS Request
140.32.126.40.in-addr.arpa
-
73 B 144 B 1 1
DNS Request
95.221.229.192.in-addr.arpa
-
72 B 158 B 1 1
DNS Request
28.118.140.52.in-addr.arpa
-
71 B 157 B 1 1
DNS Request
56.163.245.4.in-addr.arpa
-
71 B 145 B 1 1
DNS Request
206.23.85.13.in-addr.arpa
-
74 B 128 B 1 1
DNS Request
172.214.232.199.in-addr.arpa
-
74 B 128 B 1 1
DNS Request
172.210.232.199.in-addr.arpa