Analysis
- max time kernel
152s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
21/06/2022, 21:02
Static task
static1
Behavioral task
behavioral1
Sample
2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe
Resource
win7-20220414-en
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe
Resource
win10v2004-20220414-en
0 signatures
0 seconds
General
- Target 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe
- Size 16KB
- Sample220621-zvsd2adcdl
- SHA256 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635
- MD5 7103510e18e676b2f3d03a6ae32faff9
- SHA1 821a7172d2ed815e7a549e17ec3a81a5579278e9
- SHA512 28c9586f6ce6da26dc300ebf3fd98881ba4fe4d0d77e67cc2df5bb0ac4c6456378b97a24e5c1bce64c510e1be8501362df7af9bceba899e058f5ed8d447b12fd
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- LoaderBot executable 1 IoCs
resource yara_rule behavioral2/memory/3456-130-0x0000000000180000-0x000000000018A000-memory.dmp loaderbot - Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Webhost.url 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe" 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3404 schtasks.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 3456 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 3456 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3456 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3456 wrote to memory of 3788 3456 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe 80 PID 3456 wrote to memory of 3788 3456 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe 80 PID 3456 wrote to memory of 3788 3456 2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe 80 PID 3788 wrote to memory of 3404 3788 cmd.exe 82 PID 3788 wrote to memory of 3404 3788 cmd.exe 82 PID 3788 wrote to memory of 3404 3788 cmd.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe"C:\Users\Admin\AppData\Local\Temp\2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3456 -
C:\Windows\SysWOW64\cmd.exe"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f2⤵
- Suspicious use of WriteProcessMemory
PID:3788 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\2f5de8da17bb6d1066ad4dd6115f256600320dc40fa208621444779053978635.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f3⤵
- Creates scheduled task(s)
PID:3404
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