Analysis
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max time kernel
118s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-09-2024 13:33
Static task
static1
Behavioral task
behavioral1
Sample
ProductsList.pdf.scr.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
ProductsList.pdf.scr.exe
Resource
win10v2004-20240802-en
General
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Target
ProductsList.pdf.scr.exe
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Size
40KB
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MD5
4e783011f451168c8c75229518d350a6
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SHA1
be7e0c5f52d8ca1ebffadf27816d4f06adcf5567
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SHA256
86ea9ea45a530191cb5f42b3336b00cfb92dd219f0861e5dc9dac7f5d1e48232
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SHA512
dd66bb38ae4117190eacb0bab5ddab5eee9b1c8c927271186ce3028d04ec4a8fe22cf68b33ff1f98179dc7a9be9187df9074276a849ef805eb94937140cc0e69
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SSDEEP
768:S8T7EgqeXx/Q+c3cUgTo0cNHqvRe5AmNPseYbfdleI:D/EVeXKiUgbRSNUeUleI
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot7541020039:AAGsq8h1YFdFZMkWR4YvtTV1a-gYO_XOaR4/sendMessage?chat_id=5593200404
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
resource yara_rule behavioral2/memory/3676-1094-0x0000000000150000-0x0000000000176000-memory.dmp family_snakekeylogger -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 852 created 3460 852 ProductsList.pdf.scr.exe 56 -
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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 28 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 852 set thread context of 3676 852 ProductsList.pdf.scr.exe 89 -
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 ProductsList.pdf.scr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 852 ProductsList.pdf.scr.exe 3676 RegAsm.exe 3676 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 852 ProductsList.pdf.scr.exe Token: SeDebugPrivilege 852 ProductsList.pdf.scr.exe Token: SeDebugPrivilege 3676 RegAsm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 852 wrote to memory of 3676 852 ProductsList.pdf.scr.exe 89 PID 852 wrote to memory of 3676 852 ProductsList.pdf.scr.exe 89 PID 852 wrote to memory of 3676 852 ProductsList.pdf.scr.exe 89 PID 852 wrote to memory of 3676 852 ProductsList.pdf.scr.exe 89 PID 852 wrote to memory of 3676 852 ProductsList.pdf.scr.exe 89 PID 852 wrote to memory of 3676 852 ProductsList.pdf.scr.exe 89 PID 852 wrote to memory of 3676 852 ProductsList.pdf.scr.exe 89 PID 852 wrote to memory of 3676 852 ProductsList.pdf.scr.exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3460
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C:\Users\Admin\AppData\Local\Temp\ProductsList.pdf.scr.exe"C:\Users\Admin\AppData\Local\Temp\ProductsList.pdf.scr.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:852
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3676
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