Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
28-11-2023 11:05
Static task
static1
Behavioral task
behavioral1
Sample
New Po No AB 0571123.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
New Po No AB 0571123.exe
Resource
win10v2004-20231127-en
General
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Target
New Po No AB 0571123.exe
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Size
577KB
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MD5
a4fa700148049299a5800d542d2691d2
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SHA1
e1d5d567763ea8586b8d318de20d545ad97d98f6
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SHA256
f2fd94a4807a949f3a53c1c0bf922d724d3fa0aa9e5a9dd834edbc9187597b84
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SHA512
faae5801f98ae1fa93a3695be94eef69a2740bd40955e46dbc395588527fb17bc0ce773dcdb7adb8d5fc0cb01ab7eda7c746f64d16b9041da4e80c30011b5a9b
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SSDEEP
12288:fED71TllYmtlNXItdKTtQ9maIMKlcViQmbCpk:fEDhTllLlRRJQ9LXq
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.belt-tech.com.my - Port:
587 - Username:
[email protected] - Password:
Beltechpg@1234 - 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/2012-9-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2012-10-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2012-13-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2012-15-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2012-17-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.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 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
New Po No AB 0571123.exedescription pid process target process PID 2848 set thread context of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid process 2012 RegSvcs.exe 2012 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 2012 RegSvcs.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
New Po No AB 0571123.exedescription pid process target process PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe PID 2848 wrote to memory of 2012 2848 New Po No AB 0571123.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\New Po No AB 0571123.exe"C:\Users\Admin\AppData\Local\Temp\New Po No AB 0571123.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2012