Analysis
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max time kernel
100s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
01-10-2022 07:18
Static task
static1
Behavioral task
behavioral1
Sample
1cf412b9243052400edd50a81160672b.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
1cf412b9243052400edd50a81160672b.exe
Resource
win10v2004-20220812-en
General
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Target
1cf412b9243052400edd50a81160672b.exe
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Size
1.0MB
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MD5
1cf412b9243052400edd50a81160672b
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SHA1
bc0c5a1b8aa25b32b2e70eac6046d3c272757ac8
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SHA256
880b378522192934f3385f82fb9405edfbc887713509d16cf9713d3ca95a41e1
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SHA512
116dfc5e12c678eecd91e5c5600f62526037923cfeb2b1f642d87d4796299040572fb0b6d28e4892f11f2f7a9292ec37b98ba9092e5dc962df7d1c59cfedd3e0
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SSDEEP
24576:bw/Y7Tpj64nDyEh5PQyw2+XhdxNV/E4w/W:s/qTtrDyWtrwZBs
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
cp5ua.hyperhost.ua - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@#$ - Email To:
[email protected]
https://api.telegram.org/bot5321688653:AAEI2yqGrOA_-sRZ3xaqutrexraSgFa0AnA/sendMessage?chat_id=5048077662
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/4576-139-0x0000000000400000-0x000000000047C000-memory.dmp family_snakekeylogger -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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:
1cf412b9243052400edd50a81160672b.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1cf412b9243052400edd50a81160672b.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1cf412b9243052400edd50a81160672b.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1cf412b9243052400edd50a81160672b.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 39 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1cf412b9243052400edd50a81160672b.exedescription pid process target process PID 4916 set thread context of 4576 4916 1cf412b9243052400edd50a81160672b.exe 1cf412b9243052400edd50a81160672b.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
1cf412b9243052400edd50a81160672b.exepid process 4576 1cf412b9243052400edd50a81160672b.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
1cf412b9243052400edd50a81160672b.exedescription pid process Token: SeDebugPrivilege 4576 1cf412b9243052400edd50a81160672b.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
1cf412b9243052400edd50a81160672b.exedescription pid process target process PID 4916 wrote to memory of 4576 4916 1cf412b9243052400edd50a81160672b.exe 1cf412b9243052400edd50a81160672b.exe PID 4916 wrote to memory of 4576 4916 1cf412b9243052400edd50a81160672b.exe 1cf412b9243052400edd50a81160672b.exe PID 4916 wrote to memory of 4576 4916 1cf412b9243052400edd50a81160672b.exe 1cf412b9243052400edd50a81160672b.exe PID 4916 wrote to memory of 4576 4916 1cf412b9243052400edd50a81160672b.exe 1cf412b9243052400edd50a81160672b.exe PID 4916 wrote to memory of 4576 4916 1cf412b9243052400edd50a81160672b.exe 1cf412b9243052400edd50a81160672b.exe PID 4916 wrote to memory of 4576 4916 1cf412b9243052400edd50a81160672b.exe 1cf412b9243052400edd50a81160672b.exe PID 4916 wrote to memory of 4576 4916 1cf412b9243052400edd50a81160672b.exe 1cf412b9243052400edd50a81160672b.exe PID 4916 wrote to memory of 4576 4916 1cf412b9243052400edd50a81160672b.exe 1cf412b9243052400edd50a81160672b.exe -
outlook_office_path 1 IoCs
Processes:
1cf412b9243052400edd50a81160672b.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1cf412b9243052400edd50a81160672b.exe -
outlook_win_path 1 IoCs
Processes:
1cf412b9243052400edd50a81160672b.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 1cf412b9243052400edd50a81160672b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1cf412b9243052400edd50a81160672b.exe"C:\Users\Admin\AppData\Local\Temp\1cf412b9243052400edd50a81160672b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1cf412b9243052400edd50a81160672b.exe"C:\Users\Admin\AppData\Local\Temp\1cf412b9243052400edd50a81160672b.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 v6
Replay Monitor
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Downloads
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memory/4576-138-0x0000000000000000-mapping.dmp
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memory/4576-139-0x0000000000400000-0x000000000047C000-memory.dmpFilesize
496KB
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memory/4916-132-0x0000000000800000-0x000000000090E000-memory.dmpFilesize
1.1MB
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memory/4916-133-0x0000000005940000-0x0000000005EE4000-memory.dmpFilesize
5.6MB
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memory/4916-134-0x0000000005290000-0x0000000005322000-memory.dmpFilesize
584KB
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memory/4916-135-0x0000000005340000-0x000000000534A000-memory.dmpFilesize
40KB
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memory/4916-136-0x0000000007B40000-0x0000000007BDC000-memory.dmpFilesize
624KB
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memory/4916-137-0x0000000007BE0000-0x0000000007C46000-memory.dmpFilesize
408KB