Analysis
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max time kernel
54s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
23-09-2022 06:17
Static task
static1
Behavioral task
behavioral1
Sample
5b803b60fb6d61f80c283e0dcdda2f37.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
5b803b60fb6d61f80c283e0dcdda2f37.exe
Resource
win10v2004-20220901-en
General
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Target
5b803b60fb6d61f80c283e0dcdda2f37.exe
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Size
1.1MB
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MD5
5b803b60fb6d61f80c283e0dcdda2f37
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SHA1
ecfae4e097beb22fca101a802bbe76fbcd051280
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SHA256
af4b499ac5c3169e9d289117b03c60091cf11ffe549f034b4911801f15b8bc33
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SHA512
cfbfa0254392613d916604e3cc366f9fc74d9e29ccdb145b93609eb16bd2b180eed1b72bb7a897ca525b005864357517f143e32baf0d7642607c5bb1c341b037
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SSDEEP
24576:HlwTmsaTIrKdI1bht/NAf5SRHXbEGVxB9:HlwygrKdwhnjRLf
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
cp5ua.hyperhost.ua - Port:
587 - Username:
arinzelog@steuler-kch.org - Password:
7213575aceACE@#$ - Email To:
arinze@steuler-kch.org
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 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1720-65-0x0000000000400000-0x000000000047C000-memory.dmp family_snakekeylogger behavioral1/memory/1720-64-0x0000000000400000-0x000000000047C000-memory.dmp family_snakekeylogger behavioral1/memory/1720-66-0x0000000000400000-0x000000000047C000-memory.dmp family_snakekeylogger behavioral1/memory/1720-67-0x00000000004771FE-mapping.dmp family_snakekeylogger behavioral1/memory/1720-69-0x0000000000400000-0x000000000047C000-memory.dmp family_snakekeylogger behavioral1/memory/1720-71-0x0000000000400000-0x000000000047C000-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:
5b803b60fb6d61f80c283e0dcdda2f37.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5b803b60fb6d61f80c283e0dcdda2f37.exe Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5b803b60fb6d61f80c283e0dcdda2f37.exe Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5b803b60fb6d61f80c283e0dcdda2f37.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:
5b803b60fb6d61f80c283e0dcdda2f37.exedescription pid process target process PID 1848 set thread context of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
5b803b60fb6d61f80c283e0dcdda2f37.exe5b803b60fb6d61f80c283e0dcdda2f37.exepid process 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 1720 5b803b60fb6d61f80c283e0dcdda2f37.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
5b803b60fb6d61f80c283e0dcdda2f37.exe5b803b60fb6d61f80c283e0dcdda2f37.exedescription pid process Token: SeDebugPrivilege 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe Token: SeDebugPrivilege 1720 5b803b60fb6d61f80c283e0dcdda2f37.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
5b803b60fb6d61f80c283e0dcdda2f37.exedescription pid process target process PID 1848 wrote to memory of 860 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 860 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 860 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 860 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1316 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1316 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1316 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1316 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1404 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1404 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1404 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1404 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe PID 1848 wrote to memory of 1720 1848 5b803b60fb6d61f80c283e0dcdda2f37.exe 5b803b60fb6d61f80c283e0dcdda2f37.exe -
outlook_office_path 1 IoCs
Processes:
5b803b60fb6d61f80c283e0dcdda2f37.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5b803b60fb6d61f80c283e0dcdda2f37.exe -
outlook_win_path 1 IoCs
Processes:
5b803b60fb6d61f80c283e0dcdda2f37.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 5b803b60fb6d61f80c283e0dcdda2f37.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.exe"C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.exe"C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.exe"C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.exe"C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.exe"C:\Users\Admin\AppData\Local\Temp\5b803b60fb6d61f80c283e0dcdda2f37.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
Loading Replay Monitor...
Downloads
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memory/1720-67-0x00000000004771FE-mapping.dmp
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memory/1720-61-0x0000000000400000-0x000000000047C000-memory.dmpFilesize
496KB
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memory/1720-62-0x0000000000400000-0x000000000047C000-memory.dmpFilesize
496KB
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memory/1720-74-0x0000000005030000-0x0000000005096000-memory.dmpFilesize
408KB
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memory/1720-65-0x0000000000400000-0x000000000047C000-memory.dmpFilesize
496KB
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memory/1720-73-0x0000000000320000-0x000000000032A000-memory.dmpFilesize
40KB
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memory/1720-71-0x0000000000400000-0x000000000047C000-memory.dmpFilesize
496KB
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memory/1720-64-0x0000000000400000-0x000000000047C000-memory.dmpFilesize
496KB
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memory/1720-69-0x0000000000400000-0x000000000047C000-memory.dmpFilesize
496KB
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memory/1720-66-0x0000000000400000-0x000000000047C000-memory.dmpFilesize
496KB
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memory/1848-59-0x00000000080E0000-0x00000000081B6000-memory.dmpFilesize
856KB
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memory/1848-58-0x00000000006B0000-0x00000000006BC000-memory.dmpFilesize
48KB
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memory/1848-54-0x00000000000B0000-0x00000000001D4000-memory.dmpFilesize
1.1MB
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memory/1848-56-0x0000000000550000-0x0000000000564000-memory.dmpFilesize
80KB
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memory/1848-60-0x0000000007F40000-0x0000000007FBC000-memory.dmpFilesize
496KB
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memory/1848-55-0x0000000076091000-0x0000000076093000-memory.dmpFilesize
8KB
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memory/1848-57-0x0000000000560000-0x0000000000574000-memory.dmpFilesize
80KB