Analysis
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max time kernel
106s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
18-01-2021 07:05
Static task
static1
Behavioral task
behavioral1
Sample
259828bb5f45d915f7b9b28867e46724.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
259828bb5f45d915f7b9b28867e46724.exe
Resource
win10v20201028
General
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Target
259828bb5f45d915f7b9b28867e46724.exe
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Size
447KB
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MD5
259828bb5f45d915f7b9b28867e46724
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SHA1
e53f6dcc0e057a6d3f871bfcaea3046caf514bbe
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SHA256
9a654036705d1183d6d86f20b3124a1c3e03034286391311b66034130f7ed645
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SHA512
aaff6a93d9ca0921b6c4e35bde83e8a0b55f34b2b8552a950a508ab7291d0adf403f4af8c9dbb3fc02ef5aa70ffac9630ca703291c780eaaaff00065949b511e
Malware Config
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/2748-7-0x0000000000400000-0x000000000046A000-memory.dmp family_snakekeylogger -
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 8 checkip.dyndns.org 11 freegeoip.app 12 freegeoip.app -
Suspicious use of SetThreadContext 1 IoCs
Processes:
259828bb5f45d915f7b9b28867e46724.exedescription pid process target process PID 1052 set thread context of 2748 1052 259828bb5f45d915f7b9b28867e46724.exe MSBuild.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:
MSBuild.exepid process 2748 MSBuild.exe 2748 MSBuild.exe 2748 MSBuild.exe 2748 MSBuild.exe 2748 MSBuild.exe 2748 MSBuild.exe 2748 MSBuild.exe 2748 MSBuild.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
259828bb5f45d915f7b9b28867e46724.exepid process 1052 259828bb5f45d915f7b9b28867e46724.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
MSBuild.exedescription pid process Token: SeDebugPrivilege 2748 MSBuild.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
259828bb5f45d915f7b9b28867e46724.execmd.exedescription pid process target process PID 1052 wrote to memory of 2672 1052 259828bb5f45d915f7b9b28867e46724.exe cmd.exe PID 1052 wrote to memory of 2672 1052 259828bb5f45d915f7b9b28867e46724.exe cmd.exe PID 1052 wrote to memory of 2672 1052 259828bb5f45d915f7b9b28867e46724.exe cmd.exe PID 1052 wrote to memory of 2748 1052 259828bb5f45d915f7b9b28867e46724.exe MSBuild.exe PID 1052 wrote to memory of 2748 1052 259828bb5f45d915f7b9b28867e46724.exe MSBuild.exe PID 1052 wrote to memory of 2748 1052 259828bb5f45d915f7b9b28867e46724.exe MSBuild.exe PID 1052 wrote to memory of 2748 1052 259828bb5f45d915f7b9b28867e46724.exe MSBuild.exe PID 2672 wrote to memory of 3052 2672 cmd.exe schtasks.exe PID 2672 wrote to memory of 3052 2672 cmd.exe schtasks.exe PID 2672 wrote to memory of 3052 2672 cmd.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\259828bb5f45d915f7b9b28867e46724.exe"C:\Users\Admin\AppData\Local\Temp\259828bb5f45d915f7b9b28867e46724.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.execmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\64a93f59b5894fd5b0d60f9f52db3822.xml"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\64a93f59b5894fd5b0d60f9f52db3822.xml"3⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Users\Admin\AppData\Local\Temp\259828bb5f45d915f7b9b28867e46724.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\64a93f59b5894fd5b0d60f9f52db3822.xmlMD5
a36564afc14b3eb0849c01a3afdb9944
SHA14dcee9fae3fde4e46b08529bc0ba067150686f07
SHA2569d4342f763c5d62a06f69aa6fdcb1caa376ff2f2c0972f36b487f73b4d221996
SHA512782082aa36ae056734e90fc079c813dfef59420571a1b70cde4cf15eb6c870f85b2bfe0748ef4db9df3d010c08671bff744d78178ba75bf2ba02b665f044ae89
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memory/2672-2-0x0000000000000000-mapping.dmp
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memory/2748-3-0x000000000046555E-mapping.dmp
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memory/2748-6-0x0000000073A30000-0x000000007411E000-memory.dmpFilesize
6.9MB
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memory/2748-7-0x0000000000400000-0x000000000046A000-memory.dmpFilesize
424KB
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memory/2748-9-0x0000000004DB0000-0x0000000004DB1000-memory.dmpFilesize
4KB
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memory/2748-10-0x0000000005350000-0x0000000005351000-memory.dmpFilesize
4KB
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memory/2748-11-0x0000000005030000-0x0000000005031000-memory.dmpFilesize
4KB
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memory/2748-12-0x0000000005FA0000-0x0000000005FA1000-memory.dmpFilesize
4KB
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memory/2748-13-0x0000000006210000-0x0000000006211000-memory.dmpFilesize
4KB
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memory/2748-14-0x0000000005F90000-0x0000000005F91000-memory.dmpFilesize
4KB
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memory/3052-4-0x0000000000000000-mapping.dmp