Analysis
- max time kernel
142s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
14/07/2023, 12:15
General
- Target 13_07_23_21_30_48_1_F_3_2023_FRA_261457.pdf.exe
- Size 600KB
- Sample230714-pexnpsed7z
- SHA256 712e705f2af68e8c969908ea6cf88217ce9512302c8d26aa4b095c38b759abe2
Malware Config
Extracted
-
snakekeylogger
-
Protocol
smtp
-
Host
mail.qbangra.com
-
Port
587
-
Username
-
Password
QBangra2020
-
Email to
Signatures
- Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
- Snake Keylogger payload 1 IoCs
- 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
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\13_07_23_21_30_48_1_F_3_2023_FRA_261457.pdf.exe"C:\Users\Admin\AppData\Local\Temp\13_07_23_21_30_48_1_F_3_2023_FRA_261457.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\13_07_23_21_30_48_1_F_3_2023_FRA_261457.pdf.exe"C:\Users\Admin\AppData\Local\Temp\13_07_23_21_30_48_1_F_3_2023_FRA_261457.pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
13_07_23_21_30_48_1_F_3_2023_FRA_261457.pdf.exe.log
memory/4292-141-0x0000000009230000-0x00000000092CC000-memory.dmp
memory/4292-134-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/4292-136-0x00000000052D0000-0x0000000005362000-memory.dmp
memory/4292-137-0x0000000005510000-0x0000000005520000-memory.dmp
memory/4292-138-0x0000000005270000-0x000000000527A000-memory.dmp
memory/4292-139-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/4292-135-0x0000000005880000-0x0000000005E24000-memory.dmp
memory/4292-140-0x0000000005510000-0x0000000005520000-memory.dmp
memory/4292-145-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/4292-133-0x0000000000950000-0x00000000009EC000-memory.dmp
memory/4920-142-0x0000000000400000-0x0000000000426000-memory.dmp
memory/4920-146-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/4920-147-0x00000000052E0000-0x00000000052F0000-memory.dmp
memory/4920-148-0x0000000006440000-0x0000000006602000-memory.dmp
memory/4920-149-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/4920-150-0x00000000052E0000-0x00000000052F0000-memory.dmp