Analysis
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max time kernel
120s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
30-06-2024 01:23
Static task
static1
Behavioral task
behavioral1
Sample
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe
Resource
win10v2004-20240226-en
General
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Target
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe
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Size
482KB
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MD5
09aa7b7e8c532497240945fc4d8e915f
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SHA1
1a696defca437269632b6130e7ebe20a96696917
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SHA256
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52
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SHA512
060aa456a3f05e95c5d69c29798c69e86b696204bbfb16e577fecae0403a6b1e1f71e7a9143bd74a27df35f3044015c2d56fd789e29454a0b877043369a903ec
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SSDEEP
12288:wXuBzkh3X+KTaYy+uLe1T6lt6QI7cOHRmI8gJ:muaDTkLe1TC0jQOHMI8
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
valleycountysar.org - Port:
26 - Username:
[email protected] - Password:
fY,FLoadtsiF
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/2296-15-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2296-13-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2296-11-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2296-8-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2296-7-0x0000000000400000-0x0000000000426000-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/2296-15-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2296-13-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2296-11-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2296-8-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral1/memory/2296-7-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2296-15-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2296-13-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2296-11-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2296-8-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2296-7-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables with potential process hoocking 5 IoCs
Processes:
resource yara_rule behavioral1/memory/2296-15-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook behavioral1/memory/2296-13-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook behavioral1/memory/2296-11-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook behavioral1/memory/2296-8-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook behavioral1/memory/2296-7-0x0000000000400000-0x0000000000426000-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:
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.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 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe Key opened \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe Key opened \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.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:
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exedescription pid process target process PID 1252 set thread context of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exepid process 2296 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe 2296 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exedescription pid process Token: SeDebugPrivilege 2296 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exedescription pid process target process PID 1252 wrote to memory of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe PID 1252 wrote to memory of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe PID 1252 wrote to memory of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe PID 1252 wrote to memory of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe PID 1252 wrote to memory of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe PID 1252 wrote to memory of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe PID 1252 wrote to memory of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe PID 1252 wrote to memory of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe PID 1252 wrote to memory of 2296 1252 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe -
outlook_office_path 1 IoCs
Processes:
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe -
outlook_win_path 1 IoCs
Processes:
c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.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 c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe"C:\Users\Admin\AppData\Local\Temp\c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.exe"C:\Users\Admin\AppData\Local\Temp\c5c9fb0b1e4ba8aed4f8cefb1d77931dd2d5137d6396b7c30630b2864303ee52.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
Loading Replay Monitor...
Downloads
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memory/1252-0-0x0000000074E8E000-0x0000000074E8F000-memory.dmpFilesize
4KB
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memory/1252-1-0x0000000000380000-0x00000000003FE000-memory.dmpFilesize
504KB
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memory/1252-2-0x00000000005A0000-0x00000000005F4000-memory.dmpFilesize
336KB
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memory/1252-3-0x0000000074E80000-0x000000007556E000-memory.dmpFilesize
6.9MB
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memory/1252-4-0x0000000000230000-0x0000000000238000-memory.dmpFilesize
32KB
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memory/1252-18-0x0000000074E80000-0x000000007556E000-memory.dmpFilesize
6.9MB
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memory/2296-11-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2296-13-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2296-15-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2296-16-0x0000000074E80000-0x000000007556E000-memory.dmpFilesize
6.9MB
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memory/2296-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2296-8-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2296-7-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2296-5-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2296-17-0x0000000074E80000-0x000000007556E000-memory.dmpFilesize
6.9MB
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memory/2296-6-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2296-19-0x0000000074E80000-0x000000007556E000-memory.dmpFilesize
6.9MB