snakekeylogger | 0e4053540da52df835cccda6e4694aee2cb241fc40665c715b7f890cf6b69296

General

Target

tmp.exe
Size

1.2MB
MD5

f960f173e544cba85a215c9c4378f872
SHA1

56af4e7dca3b3885b2491dd846cc0fe244858799
SHA256

0e4053540da52df835cccda6e4694aee2cb241fc40665c715b7f890cf6b69296
SHA512

549546095b51318ab9cfcc7302106f9faf32d3ba26e4c78e263ab55460cee3eee97d9e456ddfd489f979f221388fa7c889a8f9115197ef38005c866abe65cb95
SSDEEP

24576:7hLuyy5eNo+Jm8DUQCNJZiWZJs8OhYShfAYoILsAs3mDDr9He:tLuyyeJT1wJJsJjf3Zsh2b

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
cp5ua.hyperhost.ua
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$
Email To:
[email protected]

C2

https://api.telegram.org/bot5321688653:AAEI2yqGrOA_-sRZ3xaqutrexraSgFa0AnA/sendMessage?chat_id=5048077662

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/1900-64-0x0000000000400000-0x000000000047C000-memory.dmp	family_snakekeylogger
behavioral1/memory/1900-65-0x0000000000400000-0x000000000047C000-memory.dmp	family_snakekeylogger
behavioral1/memory/1900-66-0x0000000000400000-0x000000000047C000-memory.dmp	family_snakekeylogger
behavioral1/memory/1900-69-0x0000000000400000-0x000000000047C000-memory.dmp	family_snakekeylogger
behavioral1/memory/1900-67-0x00000000004771FE-mapping.dmp	family_snakekeylogger
behavioral1/memory/1900-71-0x0000000000400000-0x000000000047C000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 900 set thread context of 1900	900	tmp.exe	27

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1900	tmp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1900	tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 1900	900	tmp.exe	27
PID 900 wrote to memory of 1900	900	tmp.exe	27
PID 900 wrote to memory of 1900	900	tmp.exe	27
PID 900 wrote to memory of 1900	900	tmp.exe	27
PID 900 wrote to memory of 1900	900	tmp.exe	27
PID 900 wrote to memory of 1900	900	tmp.exe	27
PID 900 wrote to memory of 1900	900	tmp.exe	27
PID 900 wrote to memory of 1900	900	tmp.exe	27
PID 900 wrote to memory of 1900	900	tmp.exe	27

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:900
- C:\Users\Admin\AppData\Local\Temp\tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1900

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/900-54-0x0000000000F40000-0x0000000001080000-memory.dmp

Filesize
1.2MB

Download
memory/900-55-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/900-56-0x0000000000790000-0x00000000007A4000-memory.dmp

Filesize
80KB

Download
memory/900-57-0x00000000007A0000-0x00000000007B4000-memory.dmp

Filesize
80KB

Download
memory/900-58-0x0000000000980000-0x000000000098C000-memory.dmp

Filesize
48KB

Download
memory/900-59-0x0000000008160000-0x000000000824E000-memory.dmp

Filesize
952KB

Download
memory/900-60-0x00000000060F0000-0x0000000006184000-memory.dmp

Filesize
592KB

Download
memory/1900-61-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/1900-62-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/1900-64-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/1900-65-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/1900-66-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/1900-69-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/1900-71-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/1900-73-0x0000000000350000-0x000000000035A000-memory.dmp

Filesize
40KB

Download
memory/1900-74-0x0000000000550000-0x00000000005B6000-memory.dmp

Filesize
408KB

Download

Analysis

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