snakekeylogger | 3d11da50a09634887b61468945a424c3e9104424071969b6dc72ca098bcb0c2b

Analysis

max time kernel
125s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2023 10:24

Target

23021205_4534Documentation-PDF.exe
Size

758KB
MD5

8a9db3f90c433ec06a9c0c33d776123b
SHA1

6f61cbc021cc283af8bb9c42d468c4fe591f070f
SHA256

3d11da50a09634887b61468945a424c3e9104424071969b6dc72ca098bcb0c2b
SHA512

2e42b3878f6e46580f5e69fb7eb1c19deaf336ae09cbf8cd71243b9f7086c71aa842cc18933ead5efb000d71dcdac8dff425a0b03c4c31f4337087662817cffc
SSDEEP

12288:sX5nF8pREGHTbr1A1TQ3j0qGLHJars0KIgBHdCob89XDCl7yrBfJNo5sAD:emr6TQZJs0K5BHd3b89XDNs

Score

10^/10

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

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3600-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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

5 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

23021205_4534Documentation-PDF.exe

description pid process target process

PID 4728 set thread context of 3600 4728 23021205_4534Documentation-PDF.exe MSBuild.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1704 3600 WerFault.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

MSBuild.exe

pid process

3600 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 3600 MSBuild.exe

flow	ioc
5	checkip.dyndns.org

description	pid	process	target process
PID 4728 set thread context of 3600	4728	23021205_4534Documentation-PDF.exe	MSBuild.exe

pid	pid_target	process	target process
1704	3600	WerFault.exe	MSBuild.exe

pid	process
3600	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	3600	MSBuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

23021205_4534Documentation-PDF.exe

description	pid	process	target process
PID 4728 wrote to memory of 3600	4728	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 4728 wrote to memory of 3600	4728	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 4728 wrote to memory of 3600	4728	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 4728 wrote to memory of 3600	4728	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 4728 wrote to memory of 3600	4728	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 4728 wrote to memory of 3600	4728	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 4728 wrote to memory of 3600	4728	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 4728 wrote to memory of 3600	4728	23021205_4534Documentation-PDF.exe	MSBuild.exe

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3600 -s 1408
3⤵
- Program crash
PID:1704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3600 -ip 3600
1⤵
PID:3332

memory/3600-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3600-16-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-15-0x0000000005A30000-0x0000000005A40000-memory.dmp

Filesize
64KB

Download
memory/3600-14-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4728-8-0x0000000008290000-0x000000000829A000-memory.dmp

Filesize
40KB

Download
memory/4728-5-0x0000000005890000-0x000000000589A000-memory.dmp

Filesize
40KB

Download
memory/4728-6-0x0000000008260000-0x0000000008278000-memory.dmp

Filesize
96KB

Download
memory/4728-7-0x0000000008280000-0x0000000008288000-memory.dmp

Filesize
32KB

Download
memory/4728-1-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4728-9-0x0000000008570000-0x00000000085E6000-memory.dmp

Filesize
472KB

Download
memory/4728-10-0x0000000008370000-0x000000000840C000-memory.dmp

Filesize
624KB

Download
memory/4728-4-0x0000000005A40000-0x0000000005A50000-memory.dmp

Filesize
64KB

Download
memory/4728-13-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/4728-3-0x00000000058D0000-0x0000000005962000-memory.dmp

Filesize
584KB

Download
memory/4728-2-0x0000000005DE0000-0x0000000006384000-memory.dmp

Filesize
5.6MB

Download
memory/4728-0-0x0000000000DD0000-0x0000000000E94000-memory.dmp

Filesize
784KB

Download