Analysis
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max time kernel
91s -
max time network
96s -
platform
windows7_x64 -
resource
win7 -
submitted
07-07-2020 09:01
Static task
static1
Behavioral task
behavioral1
Sample
Z2ktx9IeQBnKGIm.exe
Resource
win7
Behavioral task
behavioral2
Sample
Z2ktx9IeQBnKGIm.exe
Resource
win10v200430
General
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Target
Z2ktx9IeQBnKGIm.exe
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Size
561KB
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MD5
854afb737adc99af19c52a6c0eb23bfb
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SHA1
57060da26cf5005c8d8de1e2a4453d81f0ffbd5e
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SHA256
76991ad9f2a24b8a68909891bd03238fbdfc1f9a00c38c3de5c96d2e24a34072
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SHA512
85bd68e6113042915669880be11b273c7fda249cb707d88396d9b254ebcc919f515f64d11b8bf0e395363a8c6d8a721f91c0307ddf58f2bc9a7d088069eb45b7
Malware Config
Signatures
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Suspicious use of WriteProcessMemory 16 IoCs
Processes:
Z2ktx9IeQBnKGIm.exedescription pid process target process PID 1496 wrote to memory of 112 1496 Z2ktx9IeQBnKGIm.exe schtasks.exe PID 1496 wrote to memory of 112 1496 Z2ktx9IeQBnKGIm.exe schtasks.exe PID 1496 wrote to memory of 112 1496 Z2ktx9IeQBnKGIm.exe schtasks.exe PID 1496 wrote to memory of 112 1496 Z2ktx9IeQBnKGIm.exe schtasks.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe PID 1496 wrote to memory of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Z2ktx9IeQBnKGIm.exedescription pid process target process PID 1496 set thread context of 1032 1496 Z2ktx9IeQBnKGIm.exe RegSvcs.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 1032 RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 1032 RegSvcs.exe 1032 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RegSvcs.exepid process 1032 RegSvcs.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
Processes
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C:\Users\Admin\AppData\Local\Temp\Z2ktx9IeQBnKGIm.exe"C:\Users\Admin\AppData\Local\Temp\Z2ktx9IeQBnKGIm.exe"1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RnsDbYiwa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8610.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"{path}"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp8610.tmp
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memory/112-0-0x0000000000000000-mapping.dmp
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memory/1032-2-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1032-3-0x00000000004472CE-mapping.dmp
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memory/1032-4-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1032-5-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB