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Analysis
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max time kernel
73s -
max time network
66s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
04/09/2024, 22:54
General
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Target
Debug.rar
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Size
1.0MB
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MD5
522ebecbe103a3d2b12d0844014936d6
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SHA1
d58d37688ac66d45d3ad3e8c103cf5651a6ef593
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SHA256
1e50ca3f32a5cfac1877f0887a31067d80ae4f3d5022ea6f29243e5cb3fd3c0c
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SHA512
3b861a2f6f88dc91f3717353653758c289e875ac79072847688767cfd7b700844d850880d1754d1c6f896e84f6abd30f33b0cfcca998db6161ca8f3a62e3b169
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SSDEEP
24576:D1KK6ImbokiLRq3dieSQiua9oxaAPaNTEAvest/EGw634DJJtxLjr:DcCoo5L4Nn/s+xRPaqs2v63aJJbT
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 2 IoCs
resource yara_rule behavioral1/files/0x000700000002343a-10.dat family_agenttesla behavioral1/memory/3736-13-0x0000000005B30000-0x0000000005D44000-memory.dmp family_agenttesla -
Executes dropped EXE 1 IoCs
pid Process 3736 Spoofer Source.exe -
Loads dropped DLL 2 IoCs
pid Process 3736 Spoofer Source.exe 3736 Spoofer Source.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Spoofer Source.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS Spoofer Source.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer Spoofer Source.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion Spoofer Source.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000_Classes\Local Settings OpenWith.exe Key created \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeRestorePrivilege 848 7zG.exe Token: 35 848 7zG.exe Token: SeSecurityPrivilege 848 7zG.exe Token: SeSecurityPrivilege 848 7zG.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 848 7zG.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 396 OpenWith.exe 4504 OpenWith.exe
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Debug.rar1⤵
- Modifies registry class
PID:2916
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:396
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:3464
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4504
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C:\Program Files\7-Zip\7zG.exe"C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Desktop\Debug\" -spe -an -ai#7zMap4714:68:7zEvent297721⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:848
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C:\Users\Admin\Desktop\Debug\Spoofer Source.exe"C:\Users\Admin\Desktop\Debug\Spoofer Source.exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
PID:3736
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.1MB
MD5c19e9e6a4bc1b668d19505a0437e7f7e
SHA173be712aef4baa6e9dabfc237b5c039f62a847fa
SHA2569ac8b65e5c13292a8e564187c1e7446adc4230228b669383bd7b07035ab99a82
SHA512b6cd0af436459f35a97db2d928120c53d3691533b01e4f0e8b382f2bd81d9a9a2c57e5e2aa6ade9d6a1746d5c4b2ef6c88d3a0cf519424b34445d0d30aab61de
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Filesize
400KB
MD533ca7f9336469266f0c015e6e48daa46
SHA112e1cb4de5bd69235b5bff14ce4f7f347c6188e9
SHA256706563ac4e3e3ebced44a80c0998de1fca1a602e598d2648e3e1094805cf7555
SHA512ca8523ee29069143c4de271eb2ef99b30b4c12ffc9a1b8ea3be2d5a9db439770a8dd4acc96036f0f0c36a59ed516675c5a1bc360112e96e9da56d571a0bbecc9