Analysis
- max time kernel
117s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
10/07/2024, 18:11
General
- Target a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe
- Size 701KB
- Sample240710-wsn22sscmn
- SHA256 a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78
Malware Config
Extracted
-
snakekeylogger
-
https://api.telegram.org/bot6422013421:AAHaeSgAN5hyLvBtBCls-o9dHwHb-xkpsL4/sendMessage?chat_id=6803005190
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe"C:\Users\Admin\AppData\Local\Temp\a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hHyfrga.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hHyfrga" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF04B.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe"C:\Users\Admin\AppData\Local\Temp\a2584975149658da70c801f79fbfdcdd66eddf114b84332d401d2ad6a0ddbf78.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_cuttaguy.k5j.ps1
tmpF04B.tmp
memory/3600-10-0x00000000067C0000-0x000000000685C000-memory.dmp
memory/3600-22-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/3600-4-0x0000000005500000-0x000000000550A000-memory.dmp
memory/3600-5-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/3600-6-0x00000000056E0000-0x00000000056F2000-memory.dmp
memory/3600-7-0x0000000006500000-0x0000000006508000-memory.dmp
memory/3600-8-0x0000000006510000-0x000000000651E000-memory.dmp
memory/3600-9-0x0000000006530000-0x0000000006598000-memory.dmp
memory/3600-2-0x0000000005840000-0x0000000005DE4000-memory.dmp
memory/3600-3-0x0000000005370000-0x0000000005402000-memory.dmp
memory/3600-1-0x00000000008A0000-0x0000000000956000-memory.dmp
memory/3600-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp
memory/3720-67-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/3720-65-0x0000000006890000-0x00000000068E0000-memory.dmp
memory/3720-37-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/3720-19-0x0000000000400000-0x0000000000426000-memory.dmp
memory/3720-36-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/3720-66-0x0000000006AB0000-0x0000000006C72000-memory.dmp
memory/4104-35-0x00000000057E0000-0x0000000005B34000-memory.dmp
memory/4104-53-0x0000000007710000-0x0000000007D8A000-memory.dmp
memory/4104-24-0x0000000004F00000-0x0000000004F66000-memory.dmp
memory/4104-23-0x0000000004DE0000-0x0000000004E02000-memory.dmp
memory/4104-20-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/4104-38-0x0000000005D90000-0x0000000005DAE000-memory.dmp
memory/4104-39-0x0000000005E50000-0x0000000005E9C000-memory.dmp
memory/4104-40-0x0000000006D60000-0x0000000006D92000-memory.dmp
memory/4104-41-0x0000000070550000-0x000000007059C000-memory.dmp
memory/4104-51-0x0000000006380000-0x000000000639E000-memory.dmp
memory/4104-52-0x0000000006DA0000-0x0000000006E43000-memory.dmp
memory/4104-25-0x0000000005770000-0x00000000057D6000-memory.dmp
memory/4104-54-0x00000000070D0000-0x00000000070EA000-memory.dmp
memory/4104-55-0x0000000007140000-0x000000000714A000-memory.dmp
memory/4104-56-0x0000000007350000-0x00000000073E6000-memory.dmp
memory/4104-57-0x00000000072D0000-0x00000000072E1000-memory.dmp
memory/4104-58-0x0000000007300000-0x000000000730E000-memory.dmp
memory/4104-59-0x0000000007310000-0x0000000007324000-memory.dmp
memory/4104-60-0x0000000007410000-0x000000000742A000-memory.dmp
memory/4104-61-0x00000000073F0000-0x00000000073F8000-memory.dmp
memory/4104-64-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/4104-18-0x0000000005040000-0x0000000005668000-memory.dmp
memory/4104-17-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/4104-15-0x0000000002480000-0x00000000024B6000-memory.dmp