snakekeylogger | 11ef0487391e33e9d045ca1c98a62022dbf4c9e464776f8f4c32523d2c9f5759

Analysis

max time kernel
30s
max time network
31s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
04-07-2024 06:14

Target

FSSC22000_06_27_2014_pdf.exe
Size

1.4MB
MD5

9aab498a50b51bc9014f0b060b445493
SHA1

324bdf96eba0c02159a36abef178688c41558566
SHA256

11ef0487391e33e9d045ca1c98a62022dbf4c9e464776f8f4c32523d2c9f5759
SHA512

7525813a9cbe16e7c0a7c7795b069d7c49bee678d1a30cebb8437934dabf6e14151c8ea7a26239b3a108a39b4bcd5c72c0c680a8805e1545f03d71e701b7ddaa
SSDEEP

12288:mr12xwvM3ivkBI2Zk3Duwil/ASihOzfo1DL+zOMDwHLW:s12xCoivkLZWDuwFS/s1WyvrW

Score

10^/10

Family

snakekeylogger

Credentials

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
Snake Keylogger payload 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/4120-4-0x0000000000400000-0x0000000000426000-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

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

Processes:

FSSC22000_06_27_2014_pdf.exe

description pid process target process

PID 1360 set thread context of 4120 1360 FSSC22000_06_27_2014_pdf.exe regsvcs.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

664 4120 WerFault.exe regsvcs.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

regsvcs.exe

pid process

4120 regsvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

regsvcs.exe

description pid process

Token: SeDebugPrivilege 4120 regsvcs.exe

resource	yara_rule
behavioral2/memory/4120-4-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

flow	ioc
3	checkip.dyndns.org

description	pid	process	target process
PID 1360 set thread context of 4120	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe

pid	pid_target	process	target process
664	4120	WerFault.exe	regsvcs.exe

pid	process
4120	regsvcs.exe

description	pid	process
Token: SeDebugPrivilege	4120	regsvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

FSSC22000_06_27_2014_pdf.exe

description	pid	process	target process
PID 1360 wrote to memory of 3140	1360	FSSC22000_06_27_2014_pdf.exe	msbuild.exe
PID 1360 wrote to memory of 3140	1360	FSSC22000_06_27_2014_pdf.exe	msbuild.exe
PID 1360 wrote to memory of 3140	1360	FSSC22000_06_27_2014_pdf.exe	msbuild.exe
PID 1360 wrote to memory of 4120	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 4120	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 4120	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 4120	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 4120	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 4120	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 4120	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 4120	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 1364	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 1364	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe
PID 1360 wrote to memory of 1364	1360	FSSC22000_06_27_2014_pdf.exe	regsvcs.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
2⤵
PID:3140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 1408
3⤵
- Program crash
PID:664

C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
2⤵
PID:1364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4120 -ip 4120
1⤵
PID:1044

memory/1360-0-0x0000019A5A1C0000-0x0000019A5A1C8000-memory.dmp

Filesize
32KB

Download
memory/1360-1-0x00007FF9F65B3000-0x00007FF9F65B5000-memory.dmp

Filesize
8KB

Download
memory/1360-2-0x0000019A5A5A0000-0x0000019A5A618000-memory.dmp

Filesize
480KB

Download
memory/1360-3-0x00007FF9F65B0000-0x00007FF9F7071000-memory.dmp

Filesize
10.8MB

Download
memory/1360-9-0x00007FF9F65B0000-0x00007FF9F7071000-memory.dmp

Filesize
10.8MB

Download
memory/4120-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4120-5-0x00000000747BE000-0x00000000747BF000-memory.dmp

Filesize
4KB

Download
memory/4120-6-0x0000000005B50000-0x00000000060F4000-memory.dmp

Filesize
5.6MB

Download
memory/4120-7-0x0000000005640000-0x00000000056DC000-memory.dmp

Filesize
624KB

Download
memory/4120-8-0x00000000747B0000-0x0000000074F60000-memory.dmp

Filesize
7.7MB

Download
memory/4120-10-0x00000000747B0000-0x0000000074F60000-memory.dmp

Filesize
7.7MB

Download