Analysis
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max time kernel
86s -
max time network
72s -
platform
windows7_x64 -
resource
win7 -
submitted
09-07-2020 08:27
Static task
static1
Behavioral task
behavioral1
Sample
PO_287109139.exe
Resource
win7
Behavioral task
behavioral2
Sample
PO_287109139.exe
Resource
win10
General
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Target
PO_287109139.exe
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Size
737KB
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MD5
5df31efe4011afb75d9fddbc55387de0
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SHA1
f6eee466fb7425254f0884dbb5c49e3849eadef1
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SHA256
3e5ee9e4d00a17bd606a38740500770ddc552e664e3b02770d9897b3ba4423b3
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SHA512
98f4877b25a2fb81cd4304351274be959c9059576a0fdd72a359f9f024060e27261f3a36b06ee4e4080e85d09136587a4f2d260c56ea0f43f3528cfbfbcefd21
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.altrii.com - Port:
587 - Username:
[email protected] - Password:
wz(rDXZ9
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/324-2-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/324-3-0x000000000044728E-mapping.dmp family_agenttesla behavioral1/memory/324-4-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/324-5-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
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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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
PO_287109139.exedescription pid process target process PID 1552 set thread context of 324 1552 PO_287109139.exe PO_287109139.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
PO_287109139.exepid process 324 PO_287109139.exe 324 PO_287109139.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
PO_287109139.exedescription pid process Token: SeDebugPrivilege 324 PO_287109139.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
PO_287109139.exedescription pid process target process PID 1552 wrote to memory of 324 1552 PO_287109139.exe PO_287109139.exe PID 1552 wrote to memory of 324 1552 PO_287109139.exe PO_287109139.exe PID 1552 wrote to memory of 324 1552 PO_287109139.exe PO_287109139.exe PID 1552 wrote to memory of 324 1552 PO_287109139.exe PO_287109139.exe PID 1552 wrote to memory of 324 1552 PO_287109139.exe PO_287109139.exe PID 1552 wrote to memory of 324 1552 PO_287109139.exe PO_287109139.exe PID 1552 wrote to memory of 324 1552 PO_287109139.exe PO_287109139.exe PID 1552 wrote to memory of 324 1552 PO_287109139.exe PO_287109139.exe PID 1552 wrote to memory of 324 1552 PO_287109139.exe PO_287109139.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO_287109139.exe"C:\Users\Admin\AppData\Local\Temp\PO_287109139.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PO_287109139.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/324-2-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/324-3-0x000000000044728E-mapping.dmp
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memory/324-4-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/324-5-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1552-1-0x0000000000000000-0x0000000000000000-disk.dmp