Analysis
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max time kernel
140s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
28/07/2024, 02:22
Behavioral task
behavioral1
Sample
a31f67d018cdda482b2e900e4dd8f6c0ad52d076aa7577464b36db5e0af4c4d6.dll
Resource
win7-20240708-en
5 signatures
150 seconds
General
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Target
a31f67d018cdda482b2e900e4dd8f6c0ad52d076aa7577464b36db5e0af4c4d6.dll
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Size
76KB
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MD5
bf829d7900511688c7d77b1fa676ff65
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SHA1
420c3ff00ef123a2567853ca05a7569e59947177
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SHA256
a31f67d018cdda482b2e900e4dd8f6c0ad52d076aa7577464b36db5e0af4c4d6
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SHA512
38e67e5d5cda882aef750ba00b9223cd5266d28bebc25dac2e10e9c4056dc9870d3ec51daec77c23c52cc365c5d93b447108a09fd4e5919a2c0cd4a69d9d95d9
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZfbqDrHh:c8y93KQjy7G55riF1cMo039be
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2152-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2152-1-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2788 2152 WerFault.exe 31 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2152 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2672 wrote to memory of 2152 2672 rundll32.exe 31 PID 2672 wrote to memory of 2152 2672 rundll32.exe 31 PID 2672 wrote to memory of 2152 2672 rundll32.exe 31 PID 2672 wrote to memory of 2152 2672 rundll32.exe 31 PID 2672 wrote to memory of 2152 2672 rundll32.exe 31 PID 2672 wrote to memory of 2152 2672 rundll32.exe 31 PID 2672 wrote to memory of 2152 2672 rundll32.exe 31 PID 2152 wrote to memory of 2788 2152 rundll32.exe 32 PID 2152 wrote to memory of 2788 2152 rundll32.exe 32 PID 2152 wrote to memory of 2788 2152 rundll32.exe 32 PID 2152 wrote to memory of 2788 2152 rundll32.exe 32
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a31f67d018cdda482b2e900e4dd8f6c0ad52d076aa7577464b36db5e0af4c4d6.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a31f67d018cdda482b2e900e4dd8f6c0ad52d076aa7577464b36db5e0af4c4d6.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2152 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 2723⤵
- Program crash
PID:2788
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