snakekeylogger | 7976634e38ef319a5d9cab0aa72ed0d8a4ec71ea6449b2f6ee41565828d2f3ca

General

Target

000909000000000000.exe
Size

587KB
MD5

db728ca63b516164bff44c2374a24c81
SHA1

3d602e1ee511c52dc56c47e9f9430d73384751cf
SHA256

7976634e38ef319a5d9cab0aa72ed0d8a4ec71ea6449b2f6ee41565828d2f3ca
SHA512

850b13d709460be7d5bd00d725bbad3d6cef0191fb74d74130194aa8d997440a5ea2d8c16a43f25d306a6876ef2c98197e41258be5784d4eb94cce8d6519c539

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/3464-23-0x00000000004643BE-mapping.dmp	family_snakekeylogger
behavioral2/memory/3464-21-0x0000000000400000-0x000000000046A000-memory.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

7 checkip.dyndns.org
12 freegeoip.app
13 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

000909000000000000.exe

description pid process target process

PID 4780 set thread context of 3464 4780 000909000000000000.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Powershell.exeInstallUtil.exe

pid process

4208 Powershell.exe
4208 Powershell.exe
3464 InstallUtil.exe
4208 Powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Powershell.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 4208 Powershell.exe
Token: SeDebugPrivilege 3464 InstallUtil.exe

flow	ioc
7	checkip.dyndns.org
12	freegeoip.app
13	freegeoip.app

description	pid	process	target process
PID 4780 set thread context of 3464	4780	000909000000000000.exe	InstallUtil.exe

pid	process
4208	Powershell.exe
4208	Powershell.exe
3464	InstallUtil.exe
4208	Powershell.exe

description	pid	process
Token: SeDebugPrivilege	4208	Powershell.exe
Token: SeDebugPrivilege	3464	InstallUtil.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

000909000000000000.exe

description	pid	process	target process
PID 4780 wrote to memory of 4208	4780	000909000000000000.exe	Powershell.exe
PID 4780 wrote to memory of 4208	4780	000909000000000000.exe	Powershell.exe
PID 4780 wrote to memory of 4208	4780	000909000000000000.exe	Powershell.exe
PID 4780 wrote to memory of 3464	4780	000909000000000000.exe	InstallUtil.exe
PID 4780 wrote to memory of 3464	4780	000909000000000000.exe	InstallUtil.exe
PID 4780 wrote to memory of 3464	4780	000909000000000000.exe	InstallUtil.exe
PID 4780 wrote to memory of 3464	4780	000909000000000000.exe	InstallUtil.exe
PID 4780 wrote to memory of 3464	4780	000909000000000000.exe	InstallUtil.exe
PID 4780 wrote to memory of 3464	4780	000909000000000000.exe	InstallUtil.exe
PID 4780 wrote to memory of 3464	4780	000909000000000000.exe	InstallUtil.exe
PID 4780 wrote to memory of 3464	4780	000909000000000000.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\000909000000000000.exe
"C:\Users\Admin\AppData\Local\Temp\000909000000000000.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4780

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\000909000000000000.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:4208

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:3464

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3464-23-0x00000000004643BE-mapping.dmp

Download
memory/3464-34-0x00000000063B0000-0x00000000063B1000-memory.dmp

Filesize
4KB

Download
memory/3464-33-0x0000000006610000-0x0000000006611000-memory.dmp

Filesize
4KB

Download
memory/3464-32-0x0000000006440000-0x0000000006441000-memory.dmp

Filesize
4KB

Download
memory/3464-31-0x00000000054E0000-0x00000000054E1000-memory.dmp

Filesize
4KB

Download
memory/3464-21-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3464-25-0x0000000073360000-0x0000000073A4E000-memory.dmp

Filesize
6.9MB

Download
memory/4208-10-0x0000000000000000-mapping.dmp

Download
memory/4208-18-0x0000000006C00000-0x0000000006C01000-memory.dmp

Filesize
4KB

Download
memory/4208-12-0x0000000006A50000-0x0000000006A51000-memory.dmp

Filesize
4KB

Download
memory/4208-13-0x0000000007240000-0x0000000007241000-memory.dmp

Filesize
4KB

Download
memory/4208-14-0x0000000006BD0000-0x0000000006BD1000-memory.dmp

Filesize
4KB

Download
memory/4208-15-0x0000000006F00000-0x0000000006F01000-memory.dmp

Filesize
4KB

Download
memory/4208-16-0x0000000006F70000-0x0000000006F71000-memory.dmp

Filesize
4KB

Download
memory/4208-35-0x0000000008C40000-0x0000000008C41000-memory.dmp

Filesize
4KB

Download
memory/4208-19-0x0000000006C02000-0x0000000006C03000-memory.dmp

Filesize
4KB

Download
memory/4208-39-0x0000000006C03000-0x0000000006C04000-memory.dmp

Filesize
4KB

Download
memory/4208-22-0x0000000006E90000-0x0000000006E91000-memory.dmp

Filesize
4KB

Download
memory/4208-11-0x0000000073360000-0x0000000073A4E000-memory.dmp

Filesize
6.9MB

Download
memory/4208-37-0x0000000008950000-0x0000000008951000-memory.dmp

Filesize
4KB

Download
memory/4208-24-0x0000000006EB0000-0x0000000006EB1000-memory.dmp

Filesize
4KB

Download
memory/4208-36-0x00000000088E0000-0x00000000088E1000-memory.dmp

Filesize
4KB

Download
memory/4208-30-0x0000000007C40000-0x0000000007C41000-memory.dmp

Filesize
4KB

Download
memory/4780-2-0x0000000073360000-0x0000000073A4E000-memory.dmp

Filesize
6.9MB

Download
memory/4780-6-0x0000000004C60000-0x0000000004C61000-memory.dmp

Filesize
4KB

Download
memory/4780-5-0x0000000004BC0000-0x0000000004C51000-memory.dmp

Filesize
580KB

Download
memory/4780-3-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/4780-7-0x0000000005090000-0x0000000005091000-memory.dmp

Filesize
4KB

Download
memory/4780-8-0x0000000005630000-0x0000000005631000-memory.dmp

Filesize
4KB

Download
memory/4780-9-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

Filesize
4KB

Download
memory/4780-20-0x0000000005060000-0x000000000506F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads