snakekeylogger | 60d069ae3889708f5f48fee114e39f57c5bb5d34ebcfcdc08a0fd0e9558a6196

General

Target

FA031225.exe
Size

975KB
MD5

8662ea1b48530f3a33f452f9425b3da8
SHA1

95686f637d76f66ebc45343a3513e7714058c737
SHA256

0f7a6cf0d9068cc6ade0e209574e007435e63f67983f05548b07751f103ef322
SHA512

149cc3ed3ea5beae5f2dd3acf3afdd18be3eec97ed6452d9d93a6fdd65fba54d536d7ff394c35c4431ccfbd981af4424897b685b4e806b1edba752f38560d193
SSDEEP

24576:ru6J33O0c+JY5UZ+XC0kGso6FaQ8FHDCWY:Fu0c++OCvkGs9FaQ+FY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8145417072:AAER8KhmgyPoJoyAtLOcMP4ioM6K7ubnhTE/sendMessage?chat_id=7282830258

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/840-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/840-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/840-11-0x0000000000400000-0x0000000000426000-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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\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
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1628 set thread context of 840	1628	FA031225.exe	30

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	FA031225.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
840	RegSvcs.exe
840	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1628	FA031225.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	840	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1628	FA031225.exe
1628	FA031225.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1628	FA031225.exe
1628	FA031225.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 840	1628	FA031225.exe	30
PID 1628 wrote to memory of 840	1628	FA031225.exe	30
PID 1628 wrote to memory of 840	1628	FA031225.exe	30
PID 1628 wrote to memory of 840	1628	FA031225.exe	30
PID 1628 wrote to memory of 840	1628	FA031225.exe	30
PID 1628 wrote to memory of 840	1628	FA031225.exe	30
PID 1628 wrote to memory of 840	1628	FA031225.exe	30
PID 1628 wrote to memory of 840	1628	FA031225.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\FA031225.exe
"C:\Users\Admin\AppData\Local\Temp\FA031225.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:1628
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\FA031225.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:840

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/840-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/840-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/840-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/840-12-0x0000000073DCE000-0x0000000073DCF000-memory.dmp

Filesize
4KB

Download
memory/840-13-0x0000000073DC0000-0x00000000744AE000-memory.dmp

Filesize
6.9MB

Download
memory/840-14-0x0000000073DCE000-0x0000000073DCF000-memory.dmp

Filesize
4KB

Download
memory/840-15-0x0000000073DC0000-0x00000000744AE000-memory.dmp

Filesize
6.9MB

Download
memory/1628-6-0x0000000000690000-0x0000000000A90000-memory.dmp

Filesize
4.0MB

Download

Analysis

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