Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2023 17:31
Static task
static1
Behavioral task
behavioral1
Sample
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe
Resource
win10v2004-20230915-en
General
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Target
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.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
Protocol: ftp- Host:
ftp.product-secured.com - Port:
21 - Username:
[email protected] - Password:
575K5(MaZro2575K5(MaZro2
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 behavioral2/memory/3108-7-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Executes dropped EXE 3 IoCs
Processes:
svchost.exesvchost.exesvchost.exepid process 1852 svchost.exe 3276 svchost.exe 1384 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 6 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exesvchost.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.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 62 checkip.dyndns.org -
Suspicious use of SetThreadContext 2 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exesvchost.exedescription pid process target process PID 1536 set thread context of 3108 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe PID 1852 set thread context of 3276 1852 svchost.exe svchost.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 4716 schtasks.exe 4848 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exesvchost.exepid process 3108 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe 3108 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe 3276 svchost.exe 3276 svchost.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exesvchost.exedescription pid process Token: SeDebugPrivilege 3108 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe Token: SeDebugPrivilege 3276 svchost.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exesvchost.exepid process 3108 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe 3276 svchost.exe -
Suspicious use of WriteProcessMemory 40 IoCs
Processes:
ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.execmd.exesvchost.execmd.exedescription pid process target process PID 1536 wrote to memory of 3108 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe PID 1536 wrote to memory of 3108 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe PID 1536 wrote to memory of 3108 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe PID 1536 wrote to memory of 3108 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe PID 1536 wrote to memory of 3108 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe PID 1536 wrote to memory of 3108 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe PID 1536 wrote to memory of 3108 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe PID 1536 wrote to memory of 3108 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe PID 1536 wrote to memory of 4876 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe cmd.exe PID 1536 wrote to memory of 4876 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe cmd.exe PID 1536 wrote to memory of 4876 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe cmd.exe PID 1536 wrote to memory of 3684 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe cmd.exe PID 1536 wrote to memory of 3684 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe cmd.exe PID 1536 wrote to memory of 3684 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe cmd.exe PID 1536 wrote to memory of 1528 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe cmd.exe PID 1536 wrote to memory of 1528 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe cmd.exe PID 1536 wrote to memory of 1528 1536 ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe cmd.exe PID 3684 wrote to memory of 4716 3684 cmd.exe schtasks.exe PID 3684 wrote to memory of 4716 3684 cmd.exe schtasks.exe PID 3684 wrote to memory of 4716 3684 cmd.exe schtasks.exe PID 1852 wrote to memory of 3276 1852 svchost.exe svchost.exe PID 1852 wrote to memory of 3276 1852 svchost.exe svchost.exe PID 1852 wrote to memory of 3276 1852 svchost.exe svchost.exe PID 1852 wrote to memory of 3276 1852 svchost.exe svchost.exe PID 1852 wrote to memory of 3276 1852 svchost.exe svchost.exe PID 1852 wrote to memory of 3276 1852 svchost.exe svchost.exe PID 1852 wrote to memory of 3276 1852 svchost.exe svchost.exe PID 1852 wrote to memory of 3276 1852 svchost.exe svchost.exe PID 1852 wrote to memory of 4364 1852 svchost.exe cmd.exe PID 1852 wrote to memory of 4364 1852 svchost.exe cmd.exe PID 1852 wrote to memory of 4364 1852 svchost.exe cmd.exe PID 1852 wrote to memory of 4272 1852 svchost.exe cmd.exe PID 1852 wrote to memory of 4272 1852 svchost.exe cmd.exe PID 1852 wrote to memory of 4272 1852 svchost.exe cmd.exe PID 1852 wrote to memory of 1724 1852 svchost.exe cmd.exe PID 1852 wrote to memory of 1724 1852 svchost.exe cmd.exe PID 1852 wrote to memory of 1724 1852 svchost.exe cmd.exe PID 4272 wrote to memory of 4848 4272 cmd.exe schtasks.exe PID 4272 wrote to memory of 4848 4272 cmd.exe schtasks.exe PID 4272 wrote to memory of 4848 4272 cmd.exe schtasks.exe -
outlook_office_path 1 IoCs
Processes:
svchost.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.exe -
outlook_win_path 1 IoCs
Processes:
svchost.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe"C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe"C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3108 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286_JC.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:1528
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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:3684 -
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:4716 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:4876
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C:\Users\Admin\AppData\Roaming\svchost\svchost.exeC:\Users\Admin\AppData\Roaming\svchost\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1852 -
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:3276 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:4364
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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:4272 -
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:4848 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:1724
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C:\Users\Admin\AppData\Roaming\svchost\svchost.exeC:\Users\Admin\AppData\Roaming\svchost\svchost.exe1⤵
- Executes dropped EXE
PID:1384
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
520B
MD503febbff58da1d3318c31657d89c8542
SHA1c9e017bd9d0a4fe533795b227c855935d86c2092
SHA2565164770a37b199a79ccd23b399bb3309228973d9f74c589bc2623dc613b37ac4
SHA5123750c372bbca1892e9c1b34681d592c693e725a8b149c3d6938079cd467628cec42c4293b0d886b57a786abf45f5e7229247b3445001774e3e793ff5a3accfa3
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Filesize
682KB
MD531c0fb555469b0836b447b2e71c8fd74
SHA185a52ac681c856927403114207455b1cc42d38a0
SHA256ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286
SHA5127d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473
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Filesize
682KB
MD531c0fb555469b0836b447b2e71c8fd74
SHA185a52ac681c856927403114207455b1cc42d38a0
SHA256ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286
SHA5127d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473
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Filesize
682KB
MD531c0fb555469b0836b447b2e71c8fd74
SHA185a52ac681c856927403114207455b1cc42d38a0
SHA256ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286
SHA5127d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473
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Filesize
682KB
MD531c0fb555469b0836b447b2e71c8fd74
SHA185a52ac681c856927403114207455b1cc42d38a0
SHA256ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286
SHA5127d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473