snakekeylogger | 6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea

General

Target

6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe
Size

1009KB
MD5

e687ec1ae50d62b2c1aca5c1840ee194
SHA1

b873989a1ed588cfdaa59baaf3437ba04a0f9c46
SHA256

6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea
SHA512

0d922da1588d25c11f57dc181848f947fbf746f1f39b1d7c61d362e0f9d99221a3ab682ef08d71879eed99b16a300592fd022874a100d5db658b9b6d71d9b3b5
SSDEEP

24576:O4lavt0LkLL9IMixoEgeaivwKRV2YkHSFq9MmCS:5kwkn9IMHeaivtRkOaPCS

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7103143262:AAG465MUhsk82xbAoiKNfXs-PGi4dmGgzyE/sendMessage?chat_id=7337843299

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3000-6-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
8	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3340 set thread context of 3000	3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe	86

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3000	RegSvcs.exe
3000	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3000	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe
3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe
3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3340 wrote to memory of 3000	3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe	86
PID 3340 wrote to memory of 3000	3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe	86
PID 3340 wrote to memory of 3000	3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe	86
PID 3340 wrote to memory of 3000	3340	6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe	86

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.exe
"C:\Users\Admin\AppData\Local\Temp\6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.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:3340
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\6779c558aa40040574565f2eb2e129185377c8b05a8e567650f5d5fa12562dea.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:3000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Information Discovery

1

T1082

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/3000-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3000-7-0x000000007364E000-0x000000007364F000-memory.dmp

Filesize
4KB

Download
memory/3000-8-0x0000000005020000-0x00000000055C4000-memory.dmp

Filesize
5.6MB

Download
memory/3000-9-0x0000000004A70000-0x0000000004B0C000-memory.dmp

Filesize
624KB

Download
memory/3000-10-0x0000000073640000-0x0000000073DF0000-memory.dmp

Filesize
7.7MB

Download
memory/3000-11-0x0000000005C20000-0x0000000005C70000-memory.dmp

Filesize
320KB

Download
memory/3000-12-0x0000000005E40000-0x0000000006002000-memory.dmp

Filesize
1.8MB

Download
memory/3000-13-0x0000000005D10000-0x0000000005DA2000-memory.dmp

Filesize
584KB

Download
memory/3000-14-0x0000000005CB0000-0x0000000005CBA000-memory.dmp

Filesize
40KB

Download
memory/3000-15-0x000000007364E000-0x000000007364F000-memory.dmp

Filesize
4KB

Download
memory/3000-16-0x0000000073640000-0x0000000073DF0000-memory.dmp

Filesize
7.7MB

Download
memory/3340-5-0x00000000039D0000-0x00000000039D4000-memory.dmp

Filesize
16KB

Download

Analysis

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