snakekeylogger | d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60

General

Target

d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe
Size

1.1MB
MD5

d2a37ab59615fed0a6a97b3dc36cf373
SHA1

77c82d05b222495005a32c03356b937243bfd985
SHA256

d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60
SHA512

864e34ec5b376c5dd22b2361ca9bd1cb6d6ff341c9a9d42c5532e50b25c0112238874e86b45a9317ae539731fec52050173f9492199a230d6dcbe981a8bb0ee4
SSDEEP

24576:qtb20pkaCqT5TBWgNQ7a5Wh5f+5QLvPO/6A:XVg5tQ7a5Wh56QLw5

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8061096285:AAEYYo-FdY3VzqcT3L8EdN5KV_wk8MmCyiw/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/3736-3-0x0000000000400000-0x0000000000426000-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-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\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
18	checkip.dyndns.org
29	reallyfreegeoip.org
30	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4336 set thread context of 3736	4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe	87

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	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3736	RegSvcs.exe
3736	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3736	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe
4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe
4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4336 wrote to memory of 3736	4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe	87
PID 4336 wrote to memory of 3736	4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe	87
PID 4336 wrote to memory of 3736	4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe	87
PID 4336 wrote to memory of 3736	4336	d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.exe
"C:\Users\Admin\AppData\Local\Temp\d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.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:4336
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\d2fed8b94fa325a945aa1349c98eb1d8e37deed201998b44dd34c8e24eae2b60.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:3736

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/3736-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3736-4-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/3736-5-0x0000000005660000-0x0000000005C04000-memory.dmp

Filesize
5.6MB

Download
memory/3736-6-0x00000000050B0000-0x000000000514C000-memory.dmp

Filesize
624KB

Download
memory/3736-7-0x00000000740C0000-0x0000000074870000-memory.dmp

Filesize
7.7MB

Download
memory/3736-8-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/3736-9-0x00000000063B0000-0x0000000006400000-memory.dmp

Filesize
320KB

Download
memory/3736-10-0x00000000065D0000-0x0000000006792000-memory.dmp

Filesize
1.8MB

Download
memory/3736-11-0x00000000064A0000-0x0000000006532000-memory.dmp

Filesize
584KB

Download
memory/3736-12-0x0000000006430000-0x000000000643A000-memory.dmp

Filesize
40KB

Download
memory/3736-13-0x00000000740C0000-0x0000000074870000-memory.dmp

Filesize
7.7MB

Download
memory/4336-2-0x0000000000F90000-0x0000000001390000-memory.dmp

Filesize
4.0MB

Download

Analysis

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