Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
17/03/2024, 02:15
Behavioral task
behavioral1
Sample
b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe
Resource
win7-20240221-en
18 signatures
150 seconds
Behavioral task
behavioral2
Sample
b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe
Resource
win10v2004-20240226-en
18 signatures
150 seconds
General
- Target b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe
- Size 2.5MB
- Sample240317-cpy83ace8t
- SHA256 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f
- MD5 6126547ab734fb6d59c9689d6e97e0b1
- SHA1 dc62f31b70f43717215f671363249430aac93350
- SHA512 8e0136b24336c9b423c1701bb15c85ef1cb424e92423d160e0e0de597bceaa67b476778775bed9b2d330bdc688be15e84a1ca8b1c4940f5367d0e1105e3cc8ed
- SSDEEP 49152:bu5meHYWZgAeRrncr4Er3we2sNh4hOtNTdFf4H444lR:bSmceZcMEPdHh4H444lR
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
gator3220.hostgator.com
-
Port
587
-
Username
-
Password
RaFv@tsTUK55@@<<!!
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Detect ZGRat V1 34 IoCs
resource yara_rule behavioral2/memory/4444-4-0x0000000005EB0000-0x00000000060D6000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-10-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-16-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-22-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-28-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-32-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-36-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-40-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-38-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-34-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-42-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-30-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-44-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-46-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-50-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-54-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-56-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-60-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-58-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-62-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-66-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-68-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-64-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-52-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-48-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-26-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-24-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-20-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-18-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-14-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-12-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-8-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-6-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 behavioral2/memory/4444-5-0x0000000005EB0000-0x00000000060D0000-memory.dmp family_zgrat_v1 - PureLog Stealer
PureLog Stealer is an infostealer written in C#.
- PureLog Stealer payload 1 IoCs
resource yara_rule behavioral2/memory/4444-1-0x0000000000EE0000-0x000000000116C000-memory.dmp family_purelog_stealer - Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
resource yara_rule behavioral2/memory/4684-4793-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 - Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
resource yara_rule behavioral2/memory/4684-4793-0x0000000000400000-0x0000000000442000-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 behavioral2/memory/4684-4793-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL - Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
resource yara_rule behavioral2/memory/4684-4793-0x0000000000400000-0x0000000000442000-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 behavioral2/memory/4684-4793-0x0000000000400000-0x0000000000442000-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 behavioral2/memory/4684-4793-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients - Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
resource yara_rule behavioral2/memory/4684-4793-0x0000000000400000-0x0000000000442000-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 70 ip-api.com - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4444 set thread context of 4684 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 104 - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 4684 aspnet_compiler.exe 4684 aspnet_compiler.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe Token: SeDebugPrivilege 4684 aspnet_compiler.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4684 aspnet_compiler.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4444 wrote to memory of 744 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 103 PID 4444 wrote to memory of 744 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 103 PID 4444 wrote to memory of 744 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 103 PID 4444 wrote to memory of 4684 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 104 PID 4444 wrote to memory of 4684 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 104 PID 4444 wrote to memory of 4684 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 104 PID 4444 wrote to memory of 4684 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 104 PID 4444 wrote to memory of 4684 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 104 PID 4444 wrote to memory of 4684 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 104 PID 4444 wrote to memory of 4684 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 104 PID 4444 wrote to memory of 4684 4444 b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe 104
Processes
-
C:\Users\Admin\AppData\Local\Temp\b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe"C:\Users\Admin\AppData\Local\Temp\b7128db8d1ce07b5f67c861bc3bb5e78e80563fca8c6862bf799247683e7670f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4444 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵PID:744
-
-
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:4684
-