Analysis
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max time kernel
64s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
18-10-2022 10:19
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe
Resource
win10v2004-20220812-en
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe
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Size
1.1MB
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MD5
795e334ba4e541868ad50a9a586292fc
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SHA1
e5899fb1461801dd1ea36ef168bb7b65387df4cb
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SHA256
3a5a0d4800da38230457ee48b036470cd155240c0cd84cce73862b686277f126
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SHA512
3f58a4a0c1cee3305021ba22be76b64dae1e6e26009e7765baacfd3ed84f008a2fedd0b7a2c5c771edec44fdb8be7fa6d05c4fb2e42dc70c97952be45ab44bff
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SSDEEP
24576:6xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxNussYwiyr9lC:649ltNdM8VZyDFdj
Malware Config
Extracted
snakekeylogger
https://api.telegram.org/bot5253212199:AAG-02qWN77aEjxlYTZ-WAZ7WOi_I4kCde8/sendMessage?chat_id=2128925974
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/5112-139-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.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 33 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4828 set thread context of 5112 4828 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe 91 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 5112 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5112 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4828 wrote to memory of 5112 4828 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe 91 PID 4828 wrote to memory of 5112 4828 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe 91 PID 4828 wrote to memory of 5112 4828 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe 91 PID 4828 wrote to memory of 5112 4828 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe 91 PID 4828 wrote to memory of 5112 4828 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe 91 PID 4828 wrote to memory of 5112 4828 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe 91 PID 4828 wrote to memory of 5112 4828 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe 91 PID 4828 wrote to memory of 5112 4828 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe 91 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:5112
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.23746.7866.exe.log
Filesize1KB
MD5e08f822522c617a40840c62e4b0fb45e
SHA1ae516dca4da5234be6676d3f234c19ec55725be7
SHA256bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
SHA512894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4