Analysis
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max time kernel
117s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
20/03/2024, 02:36
Static task
static1
Behavioral task
behavioral1
Sample
2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe
Resource
win10v2004-20240226-en
General
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Target
2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe
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Size
635KB
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MD5
93096f7eb21ebab69dbfff307c5e7f76
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SHA1
9427655b51462d4aa3408a1fbdbb6fe1037b52bd
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SHA256
347cd01ca6795fb55f94e8198074df3ec9e61bbed474f73b8e89f320339a795e
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SHA512
66ac707c9ff4fbdb59decda4c072a2b7ca836f1467912c9d6d18b0031b945f5fb10d4812c7d74f17f4fe7ed69cfbe614d5d3c378b315f9763361cd68bd14cf76
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SSDEEP
12288:WlPloOJRYWq25Q93vEIdu+6RytEEbU+pOS7O51pny5/sH0Z0YXdqipb0b92wj7zl:g9oOJbX8fztPbZoxXpny5/NZ0mqpb8Cl
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.karpackkasa.com - Port:
587 - Username:
[email protected] - Password:
s+Cy(S[tx4MC - 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. 6 IoCs
resource yara_rule behavioral1/memory/2544-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2544-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2544-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2544-9-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2544-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2544-19-0x0000000000550000-0x0000000000590000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs
resource yara_rule behavioral1/memory/2544-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2544-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2544-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2544-9-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2544-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2544-19-0x0000000000550000-0x0000000000590000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables packed with SmartAssembly 1 IoCs
resource yara_rule behavioral1/memory/1548-5-0x0000000000260000-0x000000000026C000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly -
Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs
resource yara_rule behavioral1/memory/2544-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2544-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2544-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2544-9-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2544-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2544-19-0x0000000000550000-0x0000000000590000-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 6 IoCs
resource yara_rule behavioral1/memory/2544-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2544-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2544-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2544-9-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2544-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2544-19-0x0000000000550000-0x0000000000590000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs
resource yara_rule behavioral1/memory/2544-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2544-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2544-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2544-9-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2544-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2544-19-0x0000000000550000-0x0000000000590000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs
resource yara_rule behavioral1/memory/2544-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2544-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2544-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2544-9-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2544-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2544-19-0x0000000000550000-0x0000000000590000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe" 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1548 set thread context of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 2544 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 2544 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 2696 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe Token: SeDebugPrivilege 2544 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe Token: SeDebugPrivilege 2696 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2544 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1548 wrote to memory of 2696 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 28 PID 1548 wrote to memory of 2696 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 28 PID 1548 wrote to memory of 2696 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 28 PID 1548 wrote to memory of 2696 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 28 PID 1548 wrote to memory of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30 PID 1548 wrote to memory of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30 PID 1548 wrote to memory of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30 PID 1548 wrote to memory of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30 PID 1548 wrote to memory of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30 PID 1548 wrote to memory of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30 PID 1548 wrote to memory of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30 PID 1548 wrote to memory of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30 PID 1548 wrote to memory of 2544 1548 2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe"C:\Users\Admin\AppData\Local\Temp\2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1548 -
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\2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2696
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C:\Users\Admin\AppData\Local\Temp\2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe"C:\Users\Admin\AppData\Local\Temp\2024000000025 scan_Price Offer - 10523 2023935164- BUET 100%.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2544
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