Analysis
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max time kernel
66s -
max time network
112s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
26-09-2023 14:02
Static task
static1
Behavioral task
behavioral1
Sample
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe
Resource
win10v2004-20230915-en
General
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Target
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe
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Size
682KB
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MD5
31c0fb555469b0836b447b2e71c8fd74
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SHA1
85a52ac681c856927403114207455b1cc42d38a0
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SHA256
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286
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SHA512
7d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473
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SSDEEP
12288:361tZZr9L7kX0F1CEgkEXQwko3b2VvRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRs:361tZL3kY0EgnXQOL
Malware Config
Extracted
snakekeylogger
Protocol: ftp- Host:
ftp://ftp.product-secured.com/ - Port:
21 - Username:
[email protected] - Password:
575K5(MaZro2575K5(MaZro2
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1960-7-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Executes dropped EXE 1 IoCs
Processes:
svchost.exepid process 1976 svchost.exe -
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:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe Key opened \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe Key opened \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.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 100 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exedescription pid process target process PID 540 set thread context of 1960 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exepid process 1960 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe 1960 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe 1960 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exedescription pid process Token: SeDebugPrivilege 1960 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exepid process 1960 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.execmd.exedescription pid process target process PID 540 wrote to memory of 1960 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe PID 540 wrote to memory of 1960 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe PID 540 wrote to memory of 1960 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe PID 540 wrote to memory of 1960 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe PID 540 wrote to memory of 1960 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe PID 540 wrote to memory of 1960 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe PID 540 wrote to memory of 1960 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe PID 540 wrote to memory of 1960 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe PID 540 wrote to memory of 2136 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe cmd.exe PID 540 wrote to memory of 2136 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe cmd.exe PID 540 wrote to memory of 2136 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe cmd.exe PID 540 wrote to memory of 116 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe cmd.exe PID 540 wrote to memory of 116 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe cmd.exe PID 540 wrote to memory of 116 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe cmd.exe PID 540 wrote to memory of 1028 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe cmd.exe PID 540 wrote to memory of 1028 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe cmd.exe PID 540 wrote to memory of 1028 540 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe cmd.exe PID 116 wrote to memory of 1392 116 cmd.exe schtasks.exe PID 116 wrote to memory of 1392 116 cmd.exe schtasks.exe PID 116 wrote to memory of 1392 116 cmd.exe schtasks.exe -
outlook_office_path 1 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe -
outlook_win_path 1 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe"C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:540 -
C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe"C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1960 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:1028
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C:\Windows\SysWOW64\cmd.exe"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f2⤵
- Suspicious use of WriteProcessMemory
PID:116 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f3⤵
- Creates scheduled task(s)
PID:1392 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:2136
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C:\Users\Admin\AppData\Roaming\svchost\svchost.exeC:\Users\Admin\AppData\Roaming\svchost\svchost.exe1⤵
- Executes dropped EXE
PID:1976
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
512KB
MD503a69a2aa273a34e40104d015bdb59ee
SHA1a7c11a04613334d46e3d8c6f0f4d32dc6aca4727
SHA2561989b342610411bb79f7f6c5a53babe7f83ad6cb32c1853ccd5a5e993545c50b
SHA512a29aa24a878d97cac5c55e6a19459baed2cdeb089bcf963a07520d195e420d02984a77cce7afeabcbff94bc4c0bda9e2d320c080cdd03cea70cec814a8c5039d
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Filesize
423KB
MD5f6bf127ca84f0f8f2c73ec595202b91a
SHA16f71ff2508b5baf457f88136a3d41a3005d1ab8c
SHA256a5b39917fe4070d4ab26a8bd7ed595284ba04e56e6943b9687dee1abbf287a50
SHA51246b4de6fd9a309fe383a316aa4766365e9fec154199b15a0d86b7a71fd12c1f55affe7678471704b47a762aaf6585299206cfdaa2c0c297accaaeaf01cc60d6d