Analysis
- max time kernel
145s - max time network
108s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
07/06/2024, 01:23
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
Revised invoice.exe
Resource
win7-20240221-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
Revised invoice.exe
Resource
win10v2004-20240508-en
10 signatures
150 seconds
General
- Target Revised invoice.exe
- Size 1.1MB
- Sample240607-brwehsfb5s
- SHA256 0fd8da5d6fb04b52cfbc2074c9d5382a7b10ab501913b61e31408a2aa16a02e0
- MD5 bbf053237d91844a971521dab438f529
- SHA1 6d281685b802068a7f43e4950a5dbf1f5ef0cdf5
- SHA512 43f6602b4d33faf1516d4eeb5b467b99557e636d55a121ca9672d0bb4af4e7677008d98b88f28e09a66c527792c7d991f982fd0a540ea6192a7387f963167468
- SSDEEP 24576:lAHnh+eWsN3skA4RV1Hom2KXMmHaAXzHwSbNI3/xToFPs5:Uh+ZkldoPK8YaAjlbN+/U6
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe" RegSvcs.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1744 set thread context of 5100 1744 Revised invoice.exe 86 - Program crash 1 IoCs
pid pid_target Process procid_target 2864 1744 WerFault.exe 82 - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5100 RegSvcs.exe 5100 RegSvcs.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1744 Revised invoice.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5100 RegSvcs.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1744 Revised invoice.exe 1744 Revised invoice.exe - Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1744 Revised invoice.exe 1744 Revised invoice.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1744 wrote to memory of 5100 1744 Revised invoice.exe 86 PID 1744 wrote to memory of 5100 1744 Revised invoice.exe 86 PID 1744 wrote to memory of 5100 1744 Revised invoice.exe 86 PID 1744 wrote to memory of 5100 1744 Revised invoice.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\Revised invoice.exe"C:\Users\Admin\AppData\Local\Temp\Revised invoice.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1744 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\Revised invoice.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5100
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 7282⤵
- Program crash
PID:2864
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1744 -ip 17441⤵PID:5072
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\aut4527.tmp
- Size 262KB
- SHA256 085c04dcb8c744bcb6deac8386bbec4586daf65f89d11fc587879e66c423532b
- MD5 902ba33eb97cb101761d1f2df6f75089
- SHA1 e46b8f6ef3290de1f6d51f9c311b119d39cef082
- SHA512 9de8c112196fbb105222104d596f14e13c93ff85ab0191a0d4e454409cce371fec5b20f213cedd433e1620fdd3359a7a61404f2080b999dacf536c00606a8df8
- SSDEEP 6144:lUoe1VxNv1/K9WQE5juaWzaDMAQ7dOUVo7XKDjKZTKu:WoAVbwsQhaWzaDTYjVorKDjKku
- MD5 SHA1 SHA512 SSDEEP