Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
04-06-2024 01:00
Static task
static1
Behavioral task
behavioral1
Sample
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe
Resource
win7-20240419-en
General
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Target
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe
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Size
698KB
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MD5
a5600816a7e60f1ac466eb56bbfbbbd4
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SHA1
05735b0f2503a5f55cd3799306d80540558c86bf
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SHA256
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec
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SHA512
78a02f32113b1a29ad802501613db14920032ccca5ee5c2b29ab6963e624fb9cfa1ca95ba0196a327024e7e7f33bdeea9affcba701e31832d421e6aacfeed2ce
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SSDEEP
12288:7MEKt/rFfalC4RfSHvsgZwTu1ibmUSEBUbrB4zXrw0Nii2g6ZjFdNw+vRiRyrXPe:tKN5iljRfWF/UsrmzzQFLw+QkJlWJ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
sg2plcpnl0128.prod.sin2.secureserver.net - Port:
587 - Username:
[email protected] - Password:
oc27-JcbRAO~ - 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. 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2544-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2544-28-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2544-31-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2544-29-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2544-25-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2544-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2544-28-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2544-31-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2544-29-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2544-25-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2544-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2544-28-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2544-31-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2544-29-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2544-25-0x0000000000400000-0x0000000000442000-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 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2544-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2544-28-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2544-31-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2544-29-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2544-25-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2544-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2544-28-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2544-31-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2544-29-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2544-25-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2544-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2544-28-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2544-31-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2544-29-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2544-25-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 3012 powershell.exe 2636 powershell.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exedescription pid process target process PID 2428 set thread context of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exeRegSvcs.exepowershell.exepowershell.exepid process 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe 2544 RegSvcs.exe 2544 RegSvcs.exe 2636 powershell.exe 3012 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exeRegSvcs.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe Token: SeDebugPrivilege 2544 RegSvcs.exe Token: SeDebugPrivilege 2636 powershell.exe Token: SeDebugPrivilege 3012 powershell.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exedescription pid process target process PID 2428 wrote to memory of 3012 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 2428 wrote to memory of 3012 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 2428 wrote to memory of 3012 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 2428 wrote to memory of 3012 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 2428 wrote to memory of 2636 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 2428 wrote to memory of 2636 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 2428 wrote to memory of 2636 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 2428 wrote to memory of 2636 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 2428 wrote to memory of 2728 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe schtasks.exe PID 2428 wrote to memory of 2728 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe schtasks.exe PID 2428 wrote to memory of 2728 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe schtasks.exe PID 2428 wrote to memory of 2728 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe schtasks.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 2428 wrote to memory of 2544 2428 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe"C:\Users\Admin\AppData\Local\Temp\031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2428 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3012
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QFoWfnEj.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2636
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QFoWfnEj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp41A2.tmp"2⤵
- Creates scheduled task(s)
PID:2728
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2544
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD588d3fb86dc0fd18ca25099be177aeb5f
SHA19781664a818d6aca47efc72fefe65b24d02568af
SHA256ff34ca44a3aad4812b8cf00aaa0c5b7533c42519411ff1d526f2774133aec30b
SHA512522f3b2b082ebf81657014694c4a1738d4053fd4633a46f31736ef3ccefa7d1272ef310e824edfa2bfe61e38accadbcd4ebb2625a3397e03d75a6bd572bacaf0
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\MI7U2NWOQQQJLNPQHEBI.temp
Filesize7KB
MD5adbe0e936ada07a33e9357c612f43f86
SHA199f8fab0b55359547299b7b9ac5de4d53771e190
SHA2562be4da4008375edf633119a9793ab185a788c3f22a06f6bbc44b24c341adbd74
SHA5129523e22d7f7af99a8d71e5cb239b717a03de99ef9aa71bb1817e17d7355ddbe061f8e453af730a4257ca2d646e2fe7f059412f9b3f897b5a374f4919c2ee935b