Analysis
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max time kernel
2s -
max time network
5s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
09/05/2024, 02:42
Behavioral task
behavioral1
Sample
kav_setup.exe
Resource
win7-20240508-en
26 signatures
150 seconds
Behavioral task
behavioral2
Sample
kav_setup.exe
Resource
win10v2004-20240508-en
2 signatures
150 seconds
Behavioral task
behavioral3
Sample
out.exe
Resource
win7-20240221-en
0 signatures
150 seconds
Behavioral task
behavioral4
Sample
out.exe
Resource
win10v2004-20240508-en
0 signatures
150 seconds
General
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Target
kav_setup.exe
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Size
13.6MB
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MD5
4b80eaf2288aa715354cfc42e87f6a55
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SHA1
2b2227c1135fde2f277eec549faecc57020d6947
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SHA256
bdf40bbc008ab151db86ace1b8c2385b8eed742031db4277c4f29ce164995294
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SHA512
c51dd779628703e555609768cdcf36b145a67bdb9602f62917dd6162f99560e333fddcfce80f41b9865af2d0fe11242e048ea869080f71f5c8d357ed77d9b4f5
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SSDEEP
393216:c/XADqwibq/RIYuUniCRX1mezmAHy5+DIW4scYMMDIknl5:cGA8Ib86AG+DIW6szl5
Score
7/10
Malware Config
Signatures
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resource yara_rule behavioral2/memory/700-0-0x0000000000400000-0x0000000000515000-memory.dmp upx -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 700 wrote to memory of 4128 700 kav_setup.exe 81 PID 700 wrote to memory of 4128 700 kav_setup.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\kav_setup.exe"C:\Users\Admin\AppData\Local\Temp\kav_setup.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:700 -
C:\Windows\system32\pcaui.exe"C:\Windows\system32\pcaui.exe" -g {11111111-1111-1111-1111-111111111111} -x {82a286df-6224-4595-86f5-90903d47fdc9} -a "Kingsoft Internet Security" -v "Kingsoft Corporation" -s "This app can't run because it causes security or performance issues on Windows. A new version may be available. Check with your software provider for an updated version that runs on this version of Windows." -n 2 -f 0 -k 0 -e "C:\Users\Admin\AppData\Local\Temp\kav_setup.exe"2⤵PID:4128
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