Analysis
- max time kernel
149s - max time network
153s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 19:50
Static task
static1
Behavioral task
behavioral1
Sample
verfr-kopia.exe
Resource
win7v20201028
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
verfr-kopia.exe
Resource
win10v20201028
0 signatures
0 seconds
General
- Target verfr-kopia.exe
- Size 1.5MB
- Sample201109-jymdpszbmn
- SHA256 c0e9834e978646714b1e771103705e34e4211894fe3987d1e09bc6353827b1e0
- MD5 a875bd40044a4a63941220a5356e9cbd
- SHA1 436aeb7891f3450cc6ee4cfd8ec64d1dc8ce1d99
- SHA512 e1246be8349d8c7827d7971e0c424ab35c487f4eeeb28d0f608bc6a3cfd2485e27984ef896d0f4b1d4b25c806093bfc7fa85fdf415aa3919d2be6abd143eb444
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.archtionic.com
-
Port
587
-
Username
-
Password
abc@123##
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 14 IoCs
resource yara_rule behavioral2/memory/744-0-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral2/memory/744-1-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-11-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-12-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-13-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-14-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-15-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-16-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-17-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-18-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-19-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-20-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-21-0x000000000044C79E-mapping.dmp family_agenttesla behavioral2/memory/744-22-0x000000000044C79E-mapping.dmp family_agenttesla - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\iCloud.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\iCloud.exe\\iCloud.exe.exe" MSBuild.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3576 set thread context of 744 3576 verfr-kopia.exe 75 - Program crash 1 IoCs
pid pid_target Process procid_target 1288 744 WerFault.exe 75 - Suspicious behavior: EnumeratesProcesses 44 IoCs
pid Process 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 744 MSBuild.exe 744 MSBuild.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 1288 WerFault.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 744 MSBuild.exe Token: SeRestorePrivilege 1288 WerFault.exe Token: SeBackupPrivilege 1288 WerFault.exe Token: SeDebugPrivilege 1288 WerFault.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe - Suspicious use of SendNotifyMessage 3 IoCs
pid Process 3576 verfr-kopia.exe 3576 verfr-kopia.exe 3576 verfr-kopia.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3576 wrote to memory of 744 3576 verfr-kopia.exe 75 PID 3576 wrote to memory of 744 3576 verfr-kopia.exe 75 PID 3576 wrote to memory of 744 3576 verfr-kopia.exe 75 PID 3576 wrote to memory of 744 3576 verfr-kopia.exe 75 PID 3576 wrote to memory of 744 3576 verfr-kopia.exe 75 PID 744 wrote to memory of 3320 744 MSBuild.exe 79 PID 744 wrote to memory of 3320 744 MSBuild.exe 79 PID 744 wrote to memory of 3320 744 MSBuild.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\verfr-kopia.exe"C:\Users\Admin\AppData\Local\Temp\verfr-kopia.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3576 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:744 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:3320
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 744 -s 15563⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1288
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