Analysis
- max time kernel
60s - max time network
10s - platform
windows7_x64 - resource
win7v20201028 - submitted
09/11/2020, 19:42
Static task
static1
Behavioral task
behavioral1
Sample
QUOTATION.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
QUOTATION.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target QUOTATION.exe
- Size 1.5MB
- Sample201109-d3brd65jnn
- SHA256 4e20252f94c4824e06bfcb274d0deceb6e33b6b09db74c25b029f4972fed8572
- MD5 1462c53230f1f544ec0a2422b95866b9
- SHA1 2b5a5c85475213775fb4316b9588ae62921a7737
- SHA512 0704810d7be546960a5d9ff0acd3e71c5e6424d1c5006fc49b497b1b5937720c7b1c54d41a3a588046c0de999b201fedca402c7b33d0baa947af84046ab69978
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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agenttesla
Credentials
-
Protocol
smtp
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Host
smtp.assiph.com
-
Port
587
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Username
-
Password
DErONNd0
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
resource yara_rule behavioral1/memory/1792-1-0x00000000000CCD9E-mapping.dmp family_agenttesla behavioral1/memory/1792-0-0x0000000000080000-0x00000000000D2000-memory.dmp family_agenttesla behavioral1/memory/1792-2-0x0000000000080000-0x00000000000D2000-memory.dmp family_agenttesla - Drops startup file 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CaptureService.url QUOTATION.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\KfAVMrG = "C:\\Users\\Admin\\AppData\\Roaming\\KfAVMrG\\KfAVMrG.exe" MSBuild.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 848 set thread context of 1792 848 QUOTATION.exe 29 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1792 MSBuild.exe 1792 MSBuild.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1792 MSBuild.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 848 QUOTATION.exe 848 QUOTATION.exe 848 QUOTATION.exe - Suspicious use of SendNotifyMessage 3 IoCs
pid Process 848 QUOTATION.exe 848 QUOTATION.exe 848 QUOTATION.exe - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 848 wrote to memory of 1792 848 QUOTATION.exe 29 PID 848 wrote to memory of 1792 848 QUOTATION.exe 29 PID 848 wrote to memory of 1792 848 QUOTATION.exe 29 PID 848 wrote to memory of 1792 848 QUOTATION.exe 29 PID 848 wrote to memory of 1792 848 QUOTATION.exe 29 PID 848 wrote to memory of 1792 848 QUOTATION.exe 29 PID 1792 wrote to memory of 332 1792 MSBuild.exe 31 PID 1792 wrote to memory of 332 1792 MSBuild.exe 31 PID 1792 wrote to memory of 332 1792 MSBuild.exe 31 PID 1792 wrote to memory of 332 1792 MSBuild.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:848 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1792 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:332
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