Analysis
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max time kernel
122s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240708-es -
resource tags
arch:x64arch:x86image:win7-20240708-eslocale:es-esos:windows7-x64systemwindows -
submitted
17/10/2024, 00:27
Static task
static1
Behavioral task
behavioral1
Sample
pct_trial_installer_20241016.17291248214345b9952.exe
Resource
win7-20240903-es
Behavioral task
behavioral2
Sample
$TEMP/downloader_easeus/13.0/4trial/EDownloader.exe
Resource
win7-20240708-es
Behavioral task
behavioral3
Sample
$TEMP/downloader_easeus/13.0/4trial/aliyun/AliyunWrap.dll
Resource
win7-20240708-es
Behavioral task
behavioral4
Sample
$TEMP/downloader_easeus/13.0/4trial/aliyun/AliyunWrapExe.exe
Resource
win7-20240903-es
Behavioral task
behavioral5
Sample
$TEMP/downloader_easeus/13.0/4trial/aliyun/InfoForSetup.exe
Resource
win7-20241010-es
General
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Target
$TEMP/downloader_easeus/13.0/4trial/aliyun/AliyunWrap.dll
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Size
549KB
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MD5
24c01bc1560fa2b6b72a201eeea4cbed
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SHA1
d66a91bd8faa929d6a5c46d5cfca2b3e5d24edb8
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SHA256
5875f5a1c9eb4c4c238c77104c946b6ecb9234609851edcf758d24bf3cdcb4c2
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SHA512
3a34db05cb5de1cb9c1fb0aabbaadfb5746f51d84d92ad9a52a343a4ebf78c688cdc6156647baa09343107c922ceb2f53e76d152bc5f6f761b6b1ba6c7cc7b7a
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SSDEEP
12288:DaK0OuDBlYPIj/q9DQsEfExtrlp87pMaIPuboWMlyF0PFWq:B9DeuBc/IPu8WMAF0PFWq
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 1964 1952 WerFault.exe 30 -
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 WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1168 wrote to memory of 1952 1168 rundll32.exe 30 PID 1168 wrote to memory of 1952 1168 rundll32.exe 30 PID 1168 wrote to memory of 1952 1168 rundll32.exe 30 PID 1168 wrote to memory of 1952 1168 rundll32.exe 30 PID 1168 wrote to memory of 1952 1168 rundll32.exe 30 PID 1168 wrote to memory of 1952 1168 rundll32.exe 30 PID 1168 wrote to memory of 1952 1168 rundll32.exe 30 PID 1952 wrote to memory of 1964 1952 rundll32.exe 31 PID 1952 wrote to memory of 1964 1952 rundll32.exe 31 PID 1952 wrote to memory of 1964 1952 rundll32.exe 31 PID 1952 wrote to memory of 1964 1952 rundll32.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\downloader_easeus\13.0\4trial\aliyun\AliyunWrap.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1168 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\downloader_easeus\13.0\4trial\aliyun\AliyunWrap.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1952 -s 2643⤵
- Program crash
PID:1964
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