Analysis
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max time kernel
120s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
27-06-2024 01:05
Static task
static1
Behavioral task
behavioral1
Sample
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe
Resource
win10v2004-20240508-en
General
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Target
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe
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Size
605KB
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MD5
7b6d9d0893e80f7384d76e276a55c45d
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SHA1
00550e16c24efa4f9b1d5f8f7ff8b9f2cb009f03
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SHA256
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4
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SHA512
63471530356734e390db5e8cb3ee7d0a04a09a9c76caf3f4b44040e07d05add0e122340fb7f2b7db773316ef9d2988b1778dac86fc9c8a6871ec876cf3024498
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SSDEEP
12288:83bzRG0DQe+i8BfL55Db2HrD7w/u/WNYAfdyeSYjRr5dbRe:qMiYIr2BaOdyeSYhF
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.curtainstore.ae - Port:
587 - Username:
[email protected] - Password:
omar123$$ - Email To:
[email protected]
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2604-10-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2604-17-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2604-15-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2604-13-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2604-9-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2604-10-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2604-17-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2604-15-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2604-13-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2604-9-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables packed with SmartAssembly 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2080-4-0x00000000004F0000-0x0000000000500000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly behavioral1/memory/2080-5-0x0000000000780000-0x000000000078C000-memory.dmp INDICATOR_EXE_Packed_SmartAssembly -
Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2604-10-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2604-17-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2604-15-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2604-13-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2604-9-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables with potential process hoocking 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2604-10-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook behavioral1/memory/2604-17-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook behavioral1/memory/2604-15-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook behavioral1/memory/2604-13-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook behavioral1/memory/2604-9-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook -
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
Processes:
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe Key opened \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe Key opened \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.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.
Processes:
flow ioc 2 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exedescription pid process target process PID 2080 set thread context of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exepid process 2604 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 2604 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exedescription pid process Token: SeDebugPrivilege 2604 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exedescription pid process target process PID 2080 wrote to memory of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe PID 2080 wrote to memory of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe PID 2080 wrote to memory of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe PID 2080 wrote to memory of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe PID 2080 wrote to memory of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe PID 2080 wrote to memory of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe PID 2080 wrote to memory of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe PID 2080 wrote to memory of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe PID 2080 wrote to memory of 2604 2080 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe -
outlook_office_path 1 IoCs
Processes:
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe -
outlook_win_path 1 IoCs
Processes:
140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe"C:\Users\Admin\AppData\Local\Temp\140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe"C:\Users\Admin\AppData\Local\Temp\140a5535a35a820de41ed7441f1278898247a6adbc2594d8a1f34bd9f4715eb4.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/2080-0-0x00000000742DE000-0x00000000742DF000-memory.dmpFilesize
4KB
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memory/2080-1-0x0000000000CD0000-0x0000000000D6E000-memory.dmpFilesize
632KB
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memory/2080-2-0x00000000742D0000-0x00000000749BE000-memory.dmpFilesize
6.9MB
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memory/2080-3-0x00000000049D0000-0x0000000004A4A000-memory.dmpFilesize
488KB
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memory/2080-4-0x00000000004F0000-0x0000000000500000-memory.dmpFilesize
64KB
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memory/2080-5-0x0000000000780000-0x000000000078C000-memory.dmpFilesize
48KB
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memory/2080-6-0x00000000052C0000-0x0000000005328000-memory.dmpFilesize
416KB
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memory/2080-19-0x00000000742D0000-0x00000000749BE000-memory.dmpFilesize
6.9MB
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memory/2604-8-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2604-10-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2604-17-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2604-15-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2604-13-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2604-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2604-9-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2604-18-0x00000000742D0000-0x00000000749BE000-memory.dmpFilesize
6.9MB
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memory/2604-7-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2604-20-0x00000000742D0000-0x00000000749BE000-memory.dmpFilesize
6.9MB
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memory/2604-21-0x00000000742D0000-0x00000000749BE000-memory.dmpFilesize
6.9MB