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Analysis
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max time kernel
118s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13/11/2024, 12:42
Behavioral task
behavioral1
Sample
d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589.exe
Resource
win7-20241010-en
8 signatures
120 seconds
General
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Target
d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589.exe
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Size
49KB
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MD5
ae78f665de8ef596f9bdad14274f8f8b
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SHA1
16a8c273484c617f6fff6d6e69800c34954fce22
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SHA256
d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589
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SHA512
44555c19684fdcd88c3425993b5ae4e0d3517ef0b2567824eb1639d72ff4f3d793c40a39a637b252b631f407f24c58e65d80bb61dd7a1061f3f399e7f6d05aad
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SSDEEP
1536:wOBLXNqgzf2v6b6NkXklZlogHGe9eBXWP:wYLduv6OqXIlogmjWP
Malware Config
Signatures
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Tinba family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\E1C35A84 = "C:\\Users\\Admin\\AppData\\Roaming\\E1C35A84\\bin.exe" winver.exe -
resource yara_rule behavioral2/memory/1832-0-0x0000000000400000-0x000000000041D000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 3132 3184 WerFault.exe 85 -
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 winver.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589.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 3184 winver.exe 3184 winver.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeShutdownPrivilege 3520 Explorer.EXE Token: SeCreatePagefilePrivilege 3520 Explorer.EXE Token: SeShutdownPrivilege 3520 Explorer.EXE Token: SeCreatePagefilePrivilege 3520 Explorer.EXE Token: SeShutdownPrivilege 3520 Explorer.EXE Token: SeCreatePagefilePrivilege 3520 Explorer.EXE -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3184 winver.exe 3520 Explorer.EXE 3520 Explorer.EXE -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3520 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1832 wrote to memory of 3184 1832 d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589.exe 85 PID 1832 wrote to memory of 3184 1832 d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589.exe 85 PID 1832 wrote to memory of 3184 1832 d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589.exe 85 PID 1832 wrote to memory of 3184 1832 d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589.exe 85 PID 3184 wrote to memory of 3520 3184 winver.exe 56 PID 3184 wrote to memory of 2712 3184 winver.exe 45
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2712
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3520 -
C:\Users\Admin\AppData\Local\Temp\d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589.exe"C:\Users\Admin\AppData\Local\Temp\d29a2d5721500e7fb1d75bd1fee91ec4b6bf595a06c7944ac3bfcbb45d030589.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1832 -
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:3184 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3184 -s 3524⤵
- Program crash
PID:3132
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3184 -ip 31841⤵PID:2760