snakekeylogger | de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71

General

Target

de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe
Size

1001KB
MD5

10f089d7b9e39a47f1ba6e9ca2086d25
SHA1

9fd173cf8141ed645d09cf87ccd569994c926eff
SHA256

de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71
SHA512

2e7ad3ef6f8bc4ab620974450e85eb96307952a118c36637b653a3330d495f87c8c88f1c07e33117b130501761ddd42273897f62c083396058b3a2c0b931080a
SSDEEP

24576:4tb20pkaCqT5TBWgNQ7aq93uFD82aSx6A:BVg5tQ7aqaTaa5

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7591642187:AAF3F6-zxp3HwWsP9s4_QJW4W-aEGhjsvDI/sendMessage?chat_id=6557702940

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3656-7-0x0000000000500000-0x0000000000526000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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.

flow	ioc
5	checkip.dyndns.org
13	reallyfreegeoip.org
14	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2748 set thread context of 3656	2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2596	2748	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3656	RegSvcs.exe
3656	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe
2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3656	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe
2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe
2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 3656	2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe	83
PID 2748 wrote to memory of 3656	2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe	83
PID 2748 wrote to memory of 3656	2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe	83
PID 2748 wrote to memory of 3656	2748	de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe
"C:\Users\Admin\AppData\Local\Temp\de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\de7e8561b2cf84f247a1f76a1fb4f1a53b5fd18b093d880bf563fd1b55a97d71.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3656
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 712
  2⤵
  - Program crash
  PID:2596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2748 -ip 2748
1⤵
PID:4724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2748-6-0x00000000011D0000-0x00000000015D0000-memory.dmp

Filesize
4.0MB

Download
memory/3656-7-0x0000000000500000-0x0000000000526000-memory.dmp

Filesize
152KB

Download
memory/3656-8-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

Filesize
4KB

Download
memory/3656-9-0x00000000050A0000-0x0000000005644000-memory.dmp

Filesize
5.6MB

Download
memory/3656-10-0x0000000004B90000-0x0000000004C2C000-memory.dmp

Filesize
624KB

Download
memory/3656-11-0x0000000073D50000-0x0000000074500000-memory.dmp

Filesize
7.7MB

Download
memory/3656-12-0x0000000005EA0000-0x0000000005EF0000-memory.dmp

Filesize
320KB

Download
memory/3656-13-0x00000000060C0000-0x0000000006282000-memory.dmp

Filesize
1.8MB

Download
memory/3656-14-0x0000000005F90000-0x0000000006022000-memory.dmp

Filesize
584KB

Download
memory/3656-15-0x0000000005F30000-0x0000000005F3A000-memory.dmp

Filesize
40KB

Download
memory/3656-16-0x0000000073D5E000-0x0000000073D5F000-memory.dmp

Filesize
4KB

Download
memory/3656-17-0x0000000073D50000-0x0000000074500000-memory.dmp

Filesize
7.7MB

Download

Analysis

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