Analysis
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max time kernel
152s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
01-07-2022 04:54
Static task
static1
Behavioral task
behavioral1
Sample
7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe
Resource
win10v2004-20220414-en
General
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Target
7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe
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Size
16KB
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MD5
d6fa376f396bfd70417b1c7df5f0f674
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SHA1
8862d6224033f2d99a8bc46b918f92fbfa97e451
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SHA256
7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d
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SHA512
9e6fb1f4d883816b9dd8029caefaea8a9aa6eeb670a93c980a865a0b0b2b59c7c60c6759ba68818f2f8c73c778b67d883e3f3a6bb7568d0617b281473425c575
Malware Config
Signatures
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LoaderBot executable 1 IoCs
resource yara_rule behavioral1/memory/1684-54-0x0000000000AC0000-0x0000000000ACA000-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 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe" 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.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 2032 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1684 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1684 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1684 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1684 wrote to memory of 1832 1684 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe 28 PID 1684 wrote to memory of 1832 1684 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe 28 PID 1684 wrote to memory of 1832 1684 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe 28 PID 1684 wrote to memory of 1832 1684 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe 28 PID 1832 wrote to memory of 2032 1832 cmd.exe 30 PID 1832 wrote to memory of 2032 1832 cmd.exe 30 PID 1832 wrote to memory of 2032 1832 cmd.exe 30 PID 1832 wrote to memory of 2032 1832 cmd.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe"C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.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:1684 -
C:\Windows\SysWOW64\cmd.exe"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f2⤵
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f3⤵
- Creates scheduled task(s)
PID:2032
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