snakekeylogger | 91ba31647b0a110661a194ba9dd9587b1c6689e2d744efcd8cfe84ec0e1ae613

General

Target

Details.exe
Size

915KB
MD5

5fa78fd1341a1c37de36ba834fdff764
SHA1

155bb24f4b7c052c1aafa74ab662b4b6ec8d6114
SHA256

91ba31647b0a110661a194ba9dd9587b1c6689e2d744efcd8cfe84ec0e1ae613
SHA512

21d4a7c2411d7d9877839446e349a8df8c5ec822717f8b4379a43caa22e33788134b7f708cc25a321ce268a3477ae1b2cdb1a940d8f1eb28bb0573be870b1ab4
SSDEEP

24576:MhLuyy5D9kzDxRkUn7fGTyXDOeqqHKVDzvm:YLuyy0YgGTWDOQK

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5592213118:AAGQDGvRJ-XjHwgtZBdXQM4YFCAp07zSSnc/sendMessage?chat_id=2088173473

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/1552-64-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1552-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1552-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1552-68-0x000000000042021E-mapping.dmp	family_snakekeylogger
behavioral1/memory/1552-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1552-72-0x0000000000400000-0x0000000000426000-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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.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 1500 set thread context of 1552	1500	Details.exe	27

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1552	Details.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1552	Details.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1500 wrote to memory of 1552	1500	Details.exe	27
PID 1500 wrote to memory of 1552	1500	Details.exe	27
PID 1500 wrote to memory of 1552	1500	Details.exe	27
PID 1500 wrote to memory of 1552	1500	Details.exe	27
PID 1500 wrote to memory of 1552	1500	Details.exe	27
PID 1500 wrote to memory of 1552	1500	Details.exe	27
PID 1500 wrote to memory of 1552	1500	Details.exe	27
PID 1500 wrote to memory of 1552	1500	Details.exe	27
PID 1500 wrote to memory of 1552	1500	Details.exe	27

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Details.exe

C:\Users\Admin\AppData\Local\Temp\Details.exe
"C:\Users\Admin\AppData\Local\Temp\Details.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Users\Admin\AppData\Local\Temp\Details.exe
  "C:\Users\Admin\AppData\Local\Temp\Details.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1552

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/1500-54-0x0000000000160000-0x000000000024C000-memory.dmp

Filesize
944KB

Download
memory/1500-55-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download
memory/1500-56-0x00000000006D0000-0x00000000006E4000-memory.dmp

Filesize
80KB

Download
memory/1500-57-0x00000000006F0000-0x0000000000704000-memory.dmp

Filesize
80KB

Download
memory/1500-58-0x0000000000990000-0x000000000099C000-memory.dmp

Filesize
48KB

Download
memory/1500-59-0x0000000005FF0000-0x000000000608A000-memory.dmp

Filesize
616KB

Download
memory/1500-60-0x0000000004220000-0x0000000004260000-memory.dmp

Filesize
256KB

Download
memory/1552-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1552-62-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1552-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1552-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1552-67-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1552-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1552-72-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

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