Analysis
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max time kernel
31s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
07/06/2023, 17:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
libcurl.dll
Resource
win7-20230220-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
libcurl.dll
Resource
win10v2004-20230220-en
2 signatures
150 seconds
General
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Target
libcurl.dll
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Size
96KB
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MD5
972145d3a9f7d0c036ff104f9ebb2ed4
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SHA1
aaec8ed82f418f4b734c21f7b66d17806d2fe9b9
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SHA256
6184d03f97b181a2e2ffa02edcb07d2ca4924b73352b1ea6be251265dfa26a1a
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SHA512
bb16949b174fea9d37e57c44deb2eb3e8500df9454bc9b9e26f83cbaa409b2ae339a49222c84a171c456c8004ba8e7eb71b63a5392c016937ca0362d6bdc6888
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SSDEEP
1536:N+LFV9m+8FtxNCwIwLRT7j5T5i+emfrDGNZgMvwsWfxLcdrqsUPyY+2/aqvps:N+xm+qNCw9RT7j5zGNuBarq1PyYL/as
Score
3/10
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 1224 916 WerFault.exe 28 -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1264 wrote to memory of 916 1264 rundll32.exe 28 PID 1264 wrote to memory of 916 1264 rundll32.exe 28 PID 1264 wrote to memory of 916 1264 rundll32.exe 28 PID 1264 wrote to memory of 916 1264 rundll32.exe 28 PID 1264 wrote to memory of 916 1264 rundll32.exe 28 PID 1264 wrote to memory of 916 1264 rundll32.exe 28 PID 1264 wrote to memory of 916 1264 rundll32.exe 28 PID 916 wrote to memory of 1224 916 rundll32.exe 29 PID 916 wrote to memory of 1224 916 rundll32.exe 29 PID 916 wrote to memory of 1224 916 rundll32.exe 29 PID 916 wrote to memory of 1224 916 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\libcurl.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1264 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\libcurl.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:916 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 2243⤵
- Program crash
PID:1224
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