snakekeylogger | 3d11da50a09634887b61468945a424c3e9104424071969b6dc72ca098bcb0c2b

Analysis

max time kernel
124s
max time network
52s
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 10:22

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/4356-11-0x0000000000400000-0x0000000000426000-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 3668 set thread context of 4356 3668 23021205_4534Documentation-PDF.exe MSBuild.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4888 4356 WerFault.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

MSBuild.exe

pid process

4356 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 4356 MSBuild.exe

flow	ioc
5	checkip.dyndns.org

description	pid	process	target process
PID 3668 set thread context of 4356	3668	23021205_4534Documentation-PDF.exe	MSBuild.exe

pid	pid_target	process	target process
4888	4356	WerFault.exe	MSBuild.exe

pid	process
4356	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	4356	MSBuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

23021205_4534Documentation-PDF.exe

description	pid	process	target process
PID 3668 wrote to memory of 4356	3668	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 3668 wrote to memory of 4356	3668	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 3668 wrote to memory of 4356	3668	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 3668 wrote to memory of 4356	3668	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 3668 wrote to memory of 4356	3668	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 3668 wrote to memory of 4356	3668	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 3668 wrote to memory of 4356	3668	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 3668 wrote to memory of 4356	3668	23021205_4534Documentation-PDF.exe	MSBuild.exe

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4356 -s 1420
3⤵
- Program crash
PID:4888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4356 -ip 4356
1⤵
PID:2496

memory/3668-1-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/3668-0-0x0000000000B80000-0x0000000000C44000-memory.dmp

Filesize
784KB

Download
memory/3668-2-0x0000000005C50000-0x00000000061F4000-memory.dmp

Filesize
5.6MB

Download
memory/3668-3-0x00000000056A0000-0x0000000005732000-memory.dmp

Filesize
584KB

Download
memory/3668-4-0x00000000055C0000-0x00000000055D0000-memory.dmp

Filesize
64KB

Download
memory/3668-5-0x0000000005650000-0x000000000565A000-memory.dmp

Filesize
40KB

Download
memory/3668-6-0x0000000005C10000-0x0000000005C28000-memory.dmp

Filesize
96KB

Download
memory/3668-7-0x0000000005C40000-0x0000000005C48000-memory.dmp

Filesize
32KB

Download
memory/3668-8-0x0000000008040000-0x000000000804A000-memory.dmp

Filesize
40KB

Download
memory/3668-9-0x0000000008320000-0x0000000008396000-memory.dmp

Filesize
472KB

Download
memory/3668-10-0x0000000008120000-0x00000000081BC000-memory.dmp

Filesize
624KB

Download
memory/3668-14-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4356-13-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4356-15-0x00000000054F0000-0x0000000005500000-memory.dmp

Filesize
64KB

Download
memory/4356-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4356-16-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download