Analysis
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max time kernel
136s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
27/07/2024, 01:05
Static task
static1
Behavioral task
behavioral1
Sample
INVOICE & AWB #5021485_pdf.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
INVOICE & AWB #5021485_pdf.exe
Resource
win10v2004-20240709-en
General
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Target
INVOICE & AWB #5021485_pdf.exe
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Size
1.2MB
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MD5
c661e256cfb632d80724101a5f636d0a
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SHA1
373d820d6de6e2b12f0c93919a7459c73d778e68
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SHA256
a5469f28edbcd739343cc080853d0929dec5e2ee90cba53880a0b4f1f347c429
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SHA512
0bf33f2c79236f88ccd3065a1b8791173105551c74c23be26a87bd31095c27743026b72ee4defd7cab22c2ee9b9f4f9c46d1f3d44a1ccbd22ebc98025dfaadaa
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SSDEEP
24576:/qDEvCTbMWu7rQYlBQcBiT6rprG8adaR8EdniRKBmYk43:/TvC/MTQYxsWR7ad88Snqcmg
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 23 api.ipify.org 24 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3784 set thread context of 4296 3784 INVOICE & AWB #5021485_pdf.exe 87 -
Program crash 1 IoCs
pid pid_target Process procid_target 4804 3784 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 INVOICE & AWB #5021485_pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4296 RegSvcs.exe 4296 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3784 INVOICE & AWB #5021485_pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4296 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3784 INVOICE & AWB #5021485_pdf.exe 3784 INVOICE & AWB #5021485_pdf.exe 3784 INVOICE & AWB #5021485_pdf.exe -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 3784 INVOICE & AWB #5021485_pdf.exe 3784 INVOICE & AWB #5021485_pdf.exe 3784 INVOICE & AWB #5021485_pdf.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3784 wrote to memory of 4296 3784 INVOICE & AWB #5021485_pdf.exe 87 PID 3784 wrote to memory of 4296 3784 INVOICE & AWB #5021485_pdf.exe 87 PID 3784 wrote to memory of 4296 3784 INVOICE & AWB #5021485_pdf.exe 87 PID 3784 wrote to memory of 4296 3784 INVOICE & AWB #5021485_pdf.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\INVOICE & AWB #5021485_pdf.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE & AWB #5021485_pdf.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE & AWB #5021485_pdf.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4296
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3784 -s 7242⤵
- Program crash
PID:4804
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3784 -ip 37841⤵PID:4788
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
261KB
MD5a510f161de49abd5e87d4a0a2457e25f
SHA1284c2743100e76615c0c6c8689a9f9201328f066
SHA256363b3acebd2be75921e1074acd63d36233abb82d4e45386822463a6c0ef736e3
SHA5120b401ab1f5fbd6c405bacb640315c8001c7e152532eac548ca067843b621d0b74ef184ca3be610ed3034f71d7dcdb60c1abfe96241e6ec9130c98d16818ba3e3