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Analysis
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max time kernel
118s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
09/05/2024, 01:59
Behavioral task
behavioral1
Sample
be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe
Resource
win10v2004-20240508-en
General
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Target
be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe
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Size
2.3MB
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MD5
fe703d2fa965479822244b16bb6dc89d
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SHA1
1b5f59ee47ff3df701758e4d8fc3ea277006d72c
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SHA256
be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782
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SHA512
9b96af9ee5f5e6cb84c119d7737fea0c77ba1ea8d68332281a181d66abd08f51e6c853c2028a9a0b8d9136ec619f8d85b4749041d1f3e27be8dc0b6e59bed653
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SSDEEP
49152:e/72i9CswGQ7izXQX2KmiYAZ/KW7WbI28uRqj09u:OSipM2zXtqYA4BT8u4g
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
gator3220.hostgator.com - Port:
587 - Username:
[email protected] - Password:
RaFv@tsTUK55@@<<!! - 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/2088-4-0x00000000052A0000-0x00000000054D0000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-12-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-5-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-6-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-8-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-68-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-10-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-62-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-60-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-58-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-56-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-54-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-52-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-50-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-48-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-46-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-44-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-42-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-40-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-38-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-36-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-34-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-32-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-30-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-28-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-26-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-24-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-22-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-20-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-18-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-16-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-14-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-66-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 behavioral1/memory/2088-64-0x00000000052A0000-0x00000000054CA000-memory.dmp family_zgrat_v1 -
PureLog Stealer
PureLog Stealer is an infostealer written in C#.
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PureLog Stealer payload 1 IoCs
resource yara_rule behavioral1/memory/2088-1-0x0000000000CC0000-0x0000000000F06000-memory.dmp family_purelog_stealer -
Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
resource yara_rule behavioral1/memory/1836-4906-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
resource yara_rule behavioral1/memory/1836-4906-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs
resource yara_rule behavioral1/memory/1836-4906-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
resource yara_rule behavioral1/memory/1836-4906-0x0000000000400000-0x0000000000442000-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 1 IoCs
resource yara_rule behavioral1/memory/1836-4906-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral1/memory/1836-4906-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral1/memory/1836-4906-0x0000000000400000-0x0000000000442000-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 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2088 set thread context of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1836 aspnet_compiler.exe 1836 aspnet_compiler.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe Token: SeDebugPrivilege 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe Token: SeDebugPrivilege 1836 aspnet_compiler.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1836 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2088 wrote to memory of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31 PID 2088 wrote to memory of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31 PID 2088 wrote to memory of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31 PID 2088 wrote to memory of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31 PID 2088 wrote to memory of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31 PID 2088 wrote to memory of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31 PID 2088 wrote to memory of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31 PID 2088 wrote to memory of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31 PID 2088 wrote to memory of 1836 2088 be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe"C:\Users\Admin\AppData\Local\Temp\be62769221f4db9ab152e7c2aebec4c1855f61087381bf75d322ab1f9685c782.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2088 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1836
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