Analysis
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max time kernel
142s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
19-03-2024 02:22
Static task
static1
Behavioral task
behavioral1
Sample
5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe
Resource
win7-20240221-en
General
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Target
5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe
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Size
3.0MB
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MD5
27d1adae3cf7eadd1b8b2d1c1215ce42
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SHA1
470f5cfb9b66e6c0656e5571f6dc916f566a292b
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SHA256
5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f
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SHA512
b09b648aef5f5fb26b91fd58c7f47b7e325bde23721c5035b870112deac0c5bcd5652ff2ab2c1a1883496f00a1bcd9a9f341badad54b147b953ec165a2e8772e
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SSDEEP
49152:lNmZOVwLsDfEjLhBRds9kSCfc5DG99mdLJzZ8vvTpFsCJqZSgLlynDj0U2z7/BEH:lKT6Z8fpXgLlynDg5EKtwbYPU8FaOE
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
gator3220.hostgator.com - Port:
587 - Username:
[email protected] - Password:
AndyANA@tsTU@<<!! - 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 ZGRat V1 34 IoCs
resource yara_rule behavioral1/memory/2156-4-0x0000000006230000-0x000000000645A000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-5-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-6-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-8-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-10-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-12-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-14-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-16-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-18-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-20-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-22-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-24-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-26-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-28-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-30-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-32-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-34-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-36-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-38-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-40-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-42-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-44-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-46-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-48-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-50-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-52-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-54-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-56-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-58-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-60-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-62-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-64-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-66-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 behavioral1/memory/2156-68-0x0000000006230000-0x0000000006455000-memory.dmp family_zgrat_v1 -
Detect packed .NET executables. Mostly AgentTeslaV4. 2 IoCs
resource yara_rule behavioral1/memory/456-4847-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/456-4851-0x0000000004BD0000-0x0000000004C10000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 2 IoCs
resource yara_rule behavioral1/memory/456-4847-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/456-4851-0x0000000004BD0000-0x0000000004C10000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 2 IoCs
resource yara_rule behavioral1/memory/456-4847-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/456-4851-0x0000000004BD0000-0x0000000004C10000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Detects executables packed with SmartAssembly 1 IoCs
resource yara_rule behavioral1/memory/2156-0-0x0000000000F40000-0x000000000124C000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly -
Detects executables referencing Windows vault credential objects. Observed in infostealers 2 IoCs
resource yara_rule behavioral1/memory/456-4847-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/456-4851-0x0000000004BD0000-0x0000000004C10000-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 2 IoCs
resource yara_rule behavioral1/memory/456-4847-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/456-4851-0x0000000004BD0000-0x0000000004C10000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 2 IoCs
resource yara_rule behavioral1/memory/456-4847-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/456-4851-0x0000000004BD0000-0x0000000004C10000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 2 IoCs
resource yara_rule behavioral1/memory/456-4847-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/456-4851-0x0000000004BD0000-0x0000000004C10000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2156 set thread context of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 456 aspnet_compiler.exe 456 aspnet_compiler.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe Token: SeDebugPrivilege 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe Token: SeDebugPrivilege 456 aspnet_compiler.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 456 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2156 wrote to memory of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30 PID 2156 wrote to memory of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30 PID 2156 wrote to memory of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30 PID 2156 wrote to memory of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30 PID 2156 wrote to memory of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30 PID 2156 wrote to memory of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30 PID 2156 wrote to memory of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30 PID 2156 wrote to memory of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30 PID 2156 wrote to memory of 456 2156 5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe"C:\Users\Admin\AppData\Local\Temp\5624c15510660129013a84cfc08b2beff5671353c88374b478fe0605623b9c7f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:456
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