Analysis
-
max time kernel
117s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
04-06-2024 01:41
Static task
static1
Behavioral task
behavioral1
Sample
98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe
Resource
win7-20240508-en
General
-
Target
98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe
-
Size
723KB
-
MD5
15bf0f43c13fba63ba0ed31dd40dcd3d
-
SHA1
7dc3c25615122043bec9ceda719b58be4f2c9af6
-
SHA256
98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8
-
SHA512
0c87359cdb96bd3e3ed7501e52f9416c04b6f0e8892e0b666347e9f956b649c6c0b81c4074663d32f2c83b033b09d2cb2dbeebbdd5783165d495ac1093724bd4
-
SSDEEP
12288:yReLAfP7wDaW2hTSHk9CCnrTUZOeZXmHTund7hoCG3dF1g3m7eoPmEagmH4fO3wo:k537wDyOHqvn0ZOeCunFhOg3meoPJk6o
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.hening.com.my - Port:
587 - Username:
[email protected] - Password:
HT1990$$$hening - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2644-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2644-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2644-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2644-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2644-9-0x0000000000400000-0x0000000000442000-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/2644-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2644-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2644-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2644-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2644-9-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables packed with SmartAssembly 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2420-3-0x0000000000320000-0x000000000033E000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly -
Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2644-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2644-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2644-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2644-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2644-9-0x0000000000400000-0x0000000000442000-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/2644-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2644-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2644-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2644-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2644-9-0x0000000000400000-0x0000000000442000-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/2644-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2644-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2644-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2644-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2644-9-0x0000000000400000-0x0000000000442000-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/2644-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2644-15-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2644-13-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2644-10-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2644-9-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
-
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Suspicious use of SetThreadContext 1 IoCs
Processes:
98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exedescription pid Process procid_target PID 2420 set thread context of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exepowershell.exepid Process 2644 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 2644 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 3052 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exepowershell.exedescription pid Process Token: SeDebugPrivilege 2644 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe Token: SeDebugPrivilege 3052 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exepid Process 2644 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exedescription pid Process procid_target PID 2420 wrote to memory of 3052 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 28 PID 2420 wrote to memory of 3052 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 28 PID 2420 wrote to memory of 3052 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 28 PID 2420 wrote to memory of 3052 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 28 PID 2420 wrote to memory of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30 PID 2420 wrote to memory of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30 PID 2420 wrote to memory of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30 PID 2420 wrote to memory of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30 PID 2420 wrote to memory of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30 PID 2420 wrote to memory of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30 PID 2420 wrote to memory of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30 PID 2420 wrote to memory of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30 PID 2420 wrote to memory of 2644 2420 98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe"C:\Users\Admin\AppData\Local\Temp\98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2420 -
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\98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3052
-
-
C:\Users\Admin\AppData\Local\Temp\98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe"C:\Users\Admin\AppData\Local\Temp\98cb5b0b2e8b3b8fa9fe79ba311ace462ae509669316cf54593b3aac402188f8.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2644
-