snakekeylogger | 9acf2d500081ec8152e15e994cd78b6bc7ac0b5bc812cd92e091a9b49d619cbb

General

Target

0009099889000.exe
Size

669KB
MD5

edab703ee29783721ea20698a5b612a0
SHA1

64bb591072817159806aea7c850a2f63527138ea
SHA256

9acf2d500081ec8152e15e994cd78b6bc7ac0b5bc812cd92e091a9b49d619cbb
SHA512

0b31f7945823a3efb641db5f087849ef0e1113fd5a4e67b1b080d1b201cc863de8d0ec3471bf1dfe01da00256b3ebbf5fee9f299cdddb9c1df1b732344c9baf1

Score

10^/10

snakekeylogger keylogger stealer

Malware Config

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1412-22-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger
behavioral2/memory/1412-23-0x00000000004643BE-mapping.dmp	family_snakekeylogger

Drops startup file 2 IoCs

Processes:

Powershell.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe	Powershell.exe

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

17 checkip.dyndns.org
20 freegeoip.app
21 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

0009099889000.exe

description pid process target process

PID 580 set thread context of 1412 580 0009099889000.exe InstallUtil.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3156 580 WerFault.exe 0009099889000.exe

flow	ioc
17	checkip.dyndns.org
20	freegeoip.app
21	freegeoip.app

description	pid	process	target process
PID 580 set thread context of 1412	580	0009099889000.exe	InstallUtil.exe

pid	pid_target	process	target process
3156	580	WerFault.exe	0009099889000.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

Powershell.exeInstallUtil.exeWerFault.exe

pid	process
748	Powershell.exe
748	Powershell.exe
1412	InstallUtil.exe
748	Powershell.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe
3156	WerFault.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

Powershell.exeInstallUtil.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	748	Powershell.exe
Token: SeDebugPrivilege	1412	InstallUtil.exe
Token: SeRestorePrivilege	3156	WerFault.exe
Token: SeBackupPrivilege	3156	WerFault.exe
Token: SeDebugPrivilege	3156	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

0009099889000.exe

description	pid	process	target process
PID 580 wrote to memory of 748	580	0009099889000.exe	Powershell.exe
PID 580 wrote to memory of 748	580	0009099889000.exe	Powershell.exe
PID 580 wrote to memory of 748	580	0009099889000.exe	Powershell.exe
PID 580 wrote to memory of 1412	580	0009099889000.exe	InstallUtil.exe
PID 580 wrote to memory of 1412	580	0009099889000.exe	InstallUtil.exe
PID 580 wrote to memory of 1412	580	0009099889000.exe	InstallUtil.exe
PID 580 wrote to memory of 1412	580	0009099889000.exe	InstallUtil.exe
PID 580 wrote to memory of 1412	580	0009099889000.exe	InstallUtil.exe
PID 580 wrote to memory of 1412	580	0009099889000.exe	InstallUtil.exe
PID 580 wrote to memory of 1412	580	0009099889000.exe	InstallUtil.exe
PID 580 wrote to memory of 1412	580	0009099889000.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\0009099889000.exe
"C:\Users\Admin\AppData\Local\Temp\0009099889000.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:580

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\0009099889000.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\I$s#$lT3ssl.exe'
2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:748

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 580 -s 1176
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3156

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/580-19-0x0000000002B80000-0x0000000002B8F000-memory.dmp

Filesize
60KB

Download
memory/580-3-0x0000000000610000-0x0000000000611000-memory.dmp

Filesize
4KB

Download
memory/580-5-0x00000000055C0000-0x00000000055C1000-memory.dmp

Filesize
4KB

Download
memory/580-6-0x0000000004F80000-0x0000000004F81000-memory.dmp

Filesize
4KB

Download
memory/580-7-0x00000000050C0000-0x0000000005151000-memory.dmp

Filesize
580KB

Download
memory/580-8-0x0000000005160000-0x0000000005161000-memory.dmp

Filesize
4KB

Download
memory/580-9-0x0000000005AC0000-0x0000000005AC1000-memory.dmp

Filesize
4KB

Download
memory/580-27-0x0000000005090000-0x0000000005091000-memory.dmp

Filesize
4KB

Download
memory/580-11-0x0000000002B70000-0x0000000002B71000-memory.dmp

Filesize
4KB

Download
memory/580-2-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/748-20-0x0000000004A70000-0x0000000004A71000-memory.dmp

Filesize
4KB

Download
memory/748-10-0x0000000000000000-mapping.dmp

Download
memory/748-15-0x0000000007A80000-0x0000000007A81000-memory.dmp

Filesize
4KB

Download
memory/748-16-0x0000000007B20000-0x0000000007B21000-memory.dmp

Filesize
4KB

Download
memory/748-17-0x0000000007D70000-0x0000000007D71000-memory.dmp

Filesize
4KB

Download
memory/748-13-0x00000000049C0000-0x00000000049C1000-memory.dmp

Filesize
4KB

Download
memory/748-12-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/748-42-0x0000000004A73000-0x0000000004A74000-memory.dmp

Filesize
4KB

Download
memory/748-40-0x0000000009260000-0x0000000009261000-memory.dmp

Filesize
4KB

Download
memory/748-21-0x0000000004A72000-0x0000000004A73000-memory.dmp

Filesize
4KB

Download
memory/748-39-0x0000000009210000-0x0000000009211000-memory.dmp

Filesize
4KB

Download
memory/748-14-0x0000000007420000-0x0000000007421000-memory.dmp

Filesize
4KB

Download
memory/748-29-0x0000000008200000-0x0000000008201000-memory.dmp

Filesize
4KB

Download
memory/748-25-0x0000000007C00000-0x0000000007C01000-memory.dmp

Filesize
4KB

Download
memory/748-32-0x0000000008480000-0x0000000008481000-memory.dmp

Filesize
4KB

Download
memory/748-38-0x00000000092B0000-0x00000000092B1000-memory.dmp

Filesize
4KB

Download
memory/1412-35-0x0000000006140000-0x0000000006141000-memory.dmp

Filesize
4KB

Download
memory/1412-33-0x0000000005160000-0x0000000005161000-memory.dmp

Filesize
4KB

Download
memory/1412-24-0x0000000073E00000-0x00000000744EE000-memory.dmp

Filesize
6.9MB

Download
memory/1412-23-0x00000000004643BE-mapping.dmp

Download
memory/1412-22-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3156-34-0x0000000004810000-0x0000000004811000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads