Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
09-12-2023 01:56
Static task
static1
Behavioral task
behavioral1
Sample
NEW_PO_00000024230_pdf.exe
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
NEW_PO_00000024230_pdf.exe
Resource
win10v2004-20231127-en
General
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Target
NEW_PO_00000024230_pdf.exe
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Size
374KB
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MD5
99c48e1995ac17d9a080b9c52b71eb1a
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SHA1
03d6a2aff955f69c8f1dddb2a13ee978bbba1aa0
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SHA256
c401c219b72dad04c802d28d9b78984702779fa1faadb9743ce2bfa1e703389b
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SHA512
d6b88e37a6946d45b7ba8ae4ebc1b179a18d6bac9dbf7047197f272c1085364e87a09208ff5a999e9169ba7c9e35e5bd208c3206f276352fe26b9154fd144a54
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SSDEEP
6144:8KYVlXxA4AWiyJLeY+Js0OdOb2KwLOFnv5Cr8bQmP2iwgHQv5jkX:3YVxxA4AWtcTUiFv5Q8bQ
Malware Config
Extracted
Protocol: smtp- Host:
mail.jaazgroup.com - Port:
587 - Username:
[email protected] - Password:
cincin/123
Extracted
agenttesla
Protocol: smtp- Host:
mail.jaazgroup.com - Port:
587 - Username:
[email protected] - Password:
cincin/123 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3635043082-2972811465-3176142135-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ksyhoajala = "C:\\Users\\Admin\\AppData\\Roaming\\Ksyhoajala.exe" NEW_PO_00000024230_pdf.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2528 set thread context of 1600 2528 NEW_PO_00000024230_pdf.exe 104 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1600 NEW_PO_00000024230_pdf.exe 1600 NEW_PO_00000024230_pdf.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2528 NEW_PO_00000024230_pdf.exe Token: SeDebugPrivilege 1600 NEW_PO_00000024230_pdf.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1600 NEW_PO_00000024230_pdf.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2528 wrote to memory of 1600 2528 NEW_PO_00000024230_pdf.exe 104 PID 2528 wrote to memory of 1600 2528 NEW_PO_00000024230_pdf.exe 104 PID 2528 wrote to memory of 1600 2528 NEW_PO_00000024230_pdf.exe 104 PID 2528 wrote to memory of 1600 2528 NEW_PO_00000024230_pdf.exe 104 PID 2528 wrote to memory of 1600 2528 NEW_PO_00000024230_pdf.exe 104 PID 2528 wrote to memory of 1600 2528 NEW_PO_00000024230_pdf.exe 104 PID 2528 wrote to memory of 1600 2528 NEW_PO_00000024230_pdf.exe 104 PID 2528 wrote to memory of 1600 2528 NEW_PO_00000024230_pdf.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\NEW_PO_00000024230_pdf.exe"C:\Users\Admin\AppData\Local\Temp\NEW_PO_00000024230_pdf.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2528 -
C:\Users\Admin\AppData\Local\Temp\NEW_PO_00000024230_pdf.exeC:\Users\Admin\AppData\Local\Temp\NEW_PO_00000024230_pdf.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1600
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5489c7565f9b029ba9fadff774073cc98
SHA156c05089b33ee7e7dfa9e6a2d098164efd8e1150
SHA25610bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4
SHA512ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac