Analysis
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max time kernel
103s -
max time network
106s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
19-01-2021 06:25
Static task
static1
Behavioral task
behavioral1
Sample
70520f584bdcdbd2e10863c4522bee41.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
70520f584bdcdbd2e10863c4522bee41.exe
Resource
win10v20201028
General
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Target
70520f584bdcdbd2e10863c4522bee41.exe
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Size
1.4MB
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MD5
70520f584bdcdbd2e10863c4522bee41
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SHA1
fccae0c369851d28e16316a078ee9daf392eef48
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SHA256
83d24f6c8002dbf2e88e28e2da475fe78552354026669d849239194ac3190c0a
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SHA512
f4ce8dd3c9a8033573c0d2c4ed43eb342f7df2717a7cd2c927c3f439a359d177458ce60bdad7f7876d0b519fa00f57313ff93191e5f42808474a84522624ba89
Malware Config
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4004-5-0x0000000000400000-0x000000000047A000-memory.dmp family_snakekeylogger behavioral2/memory/4004-8-0x00000000050D0000-0x0000000005134000-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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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 7 checkip.dyndns.org 11 freegeoip.app 12 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
70520f584bdcdbd2e10863c4522bee41.exedescription pid process target process PID 1192 set thread context of 4004 1192 70520f584bdcdbd2e10863c4522bee41.exe 70520f584bdcdbd2e10863c4522bee41.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 8 IoCs
Processes:
70520f584bdcdbd2e10863c4522bee41.exepid process 4004 70520f584bdcdbd2e10863c4522bee41.exe 4004 70520f584bdcdbd2e10863c4522bee41.exe 4004 70520f584bdcdbd2e10863c4522bee41.exe 4004 70520f584bdcdbd2e10863c4522bee41.exe 4004 70520f584bdcdbd2e10863c4522bee41.exe 4004 70520f584bdcdbd2e10863c4522bee41.exe 4004 70520f584bdcdbd2e10863c4522bee41.exe 4004 70520f584bdcdbd2e10863c4522bee41.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
70520f584bdcdbd2e10863c4522bee41.exepid process 1192 70520f584bdcdbd2e10863c4522bee41.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
70520f584bdcdbd2e10863c4522bee41.exedescription pid process Token: SeDebugPrivilege 4004 70520f584bdcdbd2e10863c4522bee41.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
70520f584bdcdbd2e10863c4522bee41.execmd.exedescription pid process target process PID 1192 wrote to memory of 3892 1192 70520f584bdcdbd2e10863c4522bee41.exe cmd.exe PID 1192 wrote to memory of 3892 1192 70520f584bdcdbd2e10863c4522bee41.exe cmd.exe PID 1192 wrote to memory of 3892 1192 70520f584bdcdbd2e10863c4522bee41.exe cmd.exe PID 1192 wrote to memory of 4004 1192 70520f584bdcdbd2e10863c4522bee41.exe 70520f584bdcdbd2e10863c4522bee41.exe PID 1192 wrote to memory of 4004 1192 70520f584bdcdbd2e10863c4522bee41.exe 70520f584bdcdbd2e10863c4522bee41.exe PID 1192 wrote to memory of 4004 1192 70520f584bdcdbd2e10863c4522bee41.exe 70520f584bdcdbd2e10863c4522bee41.exe PID 1192 wrote to memory of 4004 1192 70520f584bdcdbd2e10863c4522bee41.exe 70520f584bdcdbd2e10863c4522bee41.exe PID 3892 wrote to memory of 1740 3892 cmd.exe schtasks.exe PID 3892 wrote to memory of 1740 3892 cmd.exe schtasks.exe PID 3892 wrote to memory of 1740 3892 cmd.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\70520f584bdcdbd2e10863c4522bee41.exe"C:\Users\Admin\AppData\Local\Temp\70520f584bdcdbd2e10863c4522bee41.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1192 -
C:\Windows\SysWOW64\cmd.execmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\da5126c2c3394fcb8998a3506f4dbfc0.xml"2⤵
- Suspicious use of WriteProcessMemory
PID:3892 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\da5126c2c3394fcb8998a3506f4dbfc0.xml"3⤵
- Creates scheduled task(s)
PID:1740 -
C:\Users\Admin\AppData\Local\Temp\70520f584bdcdbd2e10863c4522bee41.exe"C:\Users\Admin\AppData\Local\Temp\70520f584bdcdbd2e10863c4522bee41.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4004
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\da5126c2c3394fcb8998a3506f4dbfc0.xmlMD5
aa2f6636e997aaa0b01fbc78b1dabe52
SHA1fd462100fc91975dcbea8e361cf1eb8a70f6ad54
SHA256d710b6eda22285684579d8b547e5be2f48883c4bf8db39993b00df30f9dc8723
SHA5126540a3bbdbd3ab51679d5b32380e6c288bf6eba2777d067d40bfe65642ccafecd18028b102dfa46ac189d84282da2b6cb202a4f307587c5639f86834788f5104
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memory/1740-4-0x0000000000000000-mapping.dmp
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memory/3892-2-0x0000000000000000-mapping.dmp
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memory/4004-11-0x00000000058B0000-0x00000000058B1000-memory.dmpFilesize
4KB
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memory/4004-6-0x0000000073A30000-0x000000007411E000-memory.dmpFilesize
6.9MB
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memory/4004-5-0x0000000000400000-0x000000000047A000-memory.dmpFilesize
488KB
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memory/4004-8-0x00000000050D0000-0x0000000005134000-memory.dmpFilesize
400KB
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memory/4004-10-0x0000000005310000-0x0000000005311000-memory.dmpFilesize
4KB
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memory/4004-3-0x000000000040188B-mapping.dmp
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memory/4004-12-0x0000000005160000-0x0000000005161000-memory.dmpFilesize
4KB
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memory/4004-13-0x0000000005162000-0x0000000005163000-memory.dmpFilesize
4KB
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memory/4004-14-0x0000000005163000-0x0000000005164000-memory.dmpFilesize
4KB
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memory/4004-15-0x0000000005164000-0x0000000005165000-memory.dmpFilesize
4KB
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memory/4004-16-0x0000000006650000-0x0000000006651000-memory.dmpFilesize
4KB
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memory/4004-17-0x00000000065A0000-0x00000000065A1000-memory.dmpFilesize
4KB
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memory/4004-18-0x0000000006560000-0x0000000006561000-memory.dmpFilesize
4KB