Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
12-06-2024 02:30
Static task
static1
Behavioral task
behavioral1
Sample
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe
Resource
win7-20240215-en
General
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Target
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe
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Size
891KB
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MD5
c21a03ba2040ef6de6b522ce779a8399
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SHA1
59a91fd925902d7d21829a5a4d57765f69db1369
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SHA256
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305
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SHA512
fa92469d362d41e16a19ce615a341c4b8fd07805f5175074cbffc182733537f51f71e972029037bdf782dfdfcb47be33b7d35ca350e777fe3d9c0b1dc9905327
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SSDEEP
24576:thFgZKs71DI5AGSHHZsxeosZWve9hDYwwppqO:zFgZKMXGSZsxeosZ6YN/O
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.issssteel.com - Port:
587 - Username:
[email protected] - Password:
onyinyechi198724 - 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/2584-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2584-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2584-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2584-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 behavioral1/memory/2584-17-0x0000000000400000-0x0000000000442000-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/2584-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2584-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2584-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2584-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2584-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2584-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2584-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2584-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2584-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL behavioral1/memory/2584-17-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2584-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2584-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2584-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2584-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID behavioral1/memory/2584-17-0x0000000000400000-0x0000000000442000-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/2584-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2584-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2584-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2584-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2584-17-0x0000000000400000-0x0000000000442000-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/2584-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2584-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2584-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2584-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2584-17-0x0000000000400000-0x0000000000442000-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/2584-24-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2584-23-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2584-22-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2584-19-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients behavioral1/memory/2584-17-0x0000000000400000-0x0000000000442000-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.
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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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Looks up external IP address via web service 3 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 6 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exedescription pid process target process PID 2348 set thread context of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.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 3 IoCs
Processes:
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exepowershell.exepid process 2584 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe 2584 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe 2632 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exepowershell.exedescription pid process Token: SeDebugPrivilege 2584 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe Token: SeDebugPrivilege 2632 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exepid process 2584 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exedescription pid process target process PID 2348 wrote to memory of 2632 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe powershell.exe PID 2348 wrote to memory of 2632 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe powershell.exe PID 2348 wrote to memory of 2632 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe powershell.exe PID 2348 wrote to memory of 2632 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe powershell.exe PID 2348 wrote to memory of 2576 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe schtasks.exe PID 2348 wrote to memory of 2576 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe schtasks.exe PID 2348 wrote to memory of 2576 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe schtasks.exe PID 2348 wrote to memory of 2576 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe schtasks.exe PID 2348 wrote to memory of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 2348 wrote to memory of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 2348 wrote to memory of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 2348 wrote to memory of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 2348 wrote to memory of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 2348 wrote to memory of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 2348 wrote to memory of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 2348 wrote to memory of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe PID 2348 wrote to memory of 2584 2348 ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IfNaEnvFOSaGpt.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2632 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IfNaEnvFOSaGpt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3D4E.tmp"2⤵
- Creates scheduled task(s)
PID:2576 -
C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"C:\Users\Admin\AppData\Local\Temp\ecb9115de92beb10b3344687dfe5a2147117302e02378f5592649d5761e33305.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2584
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD523ce404c60b8ea68d3b0e7aed0607ab3
SHA1b5a15ee12f0b85e040a6d82b499cfd021f3f2646
SHA2560a31a40a058cb975e63e695659899dd07179db8d45b1052d6370ebdfe64c4d4b
SHA51251126b047cf67298eb2b05734458b029d6d299ea1c959581b3a88d4ebfdc2e2f3ce2d007e81380c1952bca7726cc4869db15d62d0c61decb8be150ac4f78b776