Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
12-06-2024 02:20
Static task
static1
Behavioral task
behavioral1
Sample
d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe
Resource
win10v2004-20240508-en
General
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Target
d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe
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Size
1.1MB
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MD5
888dee7ea646f131294066ca251ac792
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SHA1
3608174c13ebf673f0f7424e0af8958cff5ad04c
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SHA256
d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62
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SHA512
bf9852949ec884f2f1d048284826ff326f6fb160d0b3500eb9a2aaa7dd17aa4a3bc6ba7510fd67b5067fc31bb67f5f92239614c3bb71fdd52d52bae8cb91cb58
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SSDEEP
24576:WAHnh+eWsN3skA4RV1Hom2KXMmHamVxjckYp3ZJGT5:xh+ZkldoPK8YamV9oZw
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.electromedica.com - Port:
587 - Username:
[email protected] - Password:
2018A723?v - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1572-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1572-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1572-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1572-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1572-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1572-11-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ZFzKrzC = "C:\\Users\\Admin\\AppData\\Roaming\\ZFzKrzC\\ZFzKrzC.exe" RegSvcs.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 3 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exedescription pid process target process PID 2388 set thread context of 1572 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 1572 RegSvcs.exe 1572 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exepid process 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 1572 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exepid process 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exepid process 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exedescription pid process target process PID 2388 wrote to memory of 1572 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe RegSvcs.exe PID 2388 wrote to memory of 1572 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe RegSvcs.exe PID 2388 wrote to memory of 1572 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe RegSvcs.exe PID 2388 wrote to memory of 1572 2388 d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe"C:\Users\Admin\AppData\Local\Temp\d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2388 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\d3d1272d0b575b6ecf379433753feb831b42a0a9a8ba10e1708de0f8b8b82f62.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1572