snakekeylogger | 92f0a55426e5040dc80133f908906acddaa338792783507fb0bb62d5b786c3ce

General

Target

Request for Quotation - CRPO-02 Project.exe
Size

581KB
MD5

f8217bd63821efff73b3e0f55d6a1a88
SHA1

5cbae2649da060bac1602e62ba641b1d85b24fc4
SHA256

92f0a55426e5040dc80133f908906acddaa338792783507fb0bb62d5b786c3ce
SHA512

2ecc8c4202a94f647fb6887a6724ac4d99c34476942262ac7422d127a3fd44bd6e59973ea4000100ec848855393dd5e672402cb78e42ab3d09223167dfd8373a
SSDEEP

12288:+8ds7D6nFhjN9OB7Vkm3DpfVLkLfWzaWR3z:+8e4VN9bm3NKSh9z

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5300146648:AAHnGWyIYhkCfGzD7b3SfmLZj94Y8lXxD90/sendMessage?chat_id=5116181161

Signatures

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

Snake Keylogger payload 2 IoCs

resource	yara_rule
behavioral2/memory/1880-140-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral2/memory/1880-144-0x0000000005BE0000-0x0000000005BF0000-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-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request for Quotation - CRPO-02 Project.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request for Quotation - CRPO-02 Project.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request for Quotation - CRPO-02 Project.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
29	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2372 set thread context of 1880	2372	Request for Quotation - CRPO-02 Project.exe	89

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2372	Request for Quotation - CRPO-02 Project.exe
2372	Request for Quotation - CRPO-02 Project.exe
2372	Request for Quotation - CRPO-02 Project.exe
2372	Request for Quotation - CRPO-02 Project.exe
2372	Request for Quotation - CRPO-02 Project.exe
2372	Request for Quotation - CRPO-02 Project.exe
2372	Request for Quotation - CRPO-02 Project.exe
1880	Request for Quotation - CRPO-02 Project.exe
1880	Request for Quotation - CRPO-02 Project.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2372	Request for Quotation - CRPO-02 Project.exe
Token: SeDebugPrivilege	1880	Request for Quotation - CRPO-02 Project.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 1880	2372	Request for Quotation - CRPO-02 Project.exe	89
PID 2372 wrote to memory of 1880	2372	Request for Quotation - CRPO-02 Project.exe	89
PID 2372 wrote to memory of 1880	2372	Request for Quotation - CRPO-02 Project.exe	89
PID 2372 wrote to memory of 1880	2372	Request for Quotation - CRPO-02 Project.exe	89
PID 2372 wrote to memory of 1880	2372	Request for Quotation - CRPO-02 Project.exe	89
PID 2372 wrote to memory of 1880	2372	Request for Quotation - CRPO-02 Project.exe	89
PID 2372 wrote to memory of 1880	2372	Request for Quotation - CRPO-02 Project.exe	89
PID 2372 wrote to memory of 1880	2372	Request for Quotation - CRPO-02 Project.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request for Quotation - CRPO-02 Project.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Request for Quotation - CRPO-02 Project.exe

C:\Users\Admin\AppData\Local\Temp\Request for Quotation - CRPO-02 Project.exe
"C:\Users\Admin\AppData\Local\Temp\Request for Quotation - CRPO-02 Project.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Users\Admin\AppData\Local\Temp\Request for Quotation - CRPO-02 Project.exe
  "C:\Users\Admin\AppData\Local\Temp\Request for Quotation - CRPO-02 Project.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1880

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/1880-140-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1880-142-0x0000000005BE0000-0x0000000005BF0000-memory.dmp

Filesize
64KB

Download
memory/1880-143-0x0000000006BC0000-0x0000000006D82000-memory.dmp

Filesize
1.8MB

Download
memory/1880-144-0x0000000005BE0000-0x0000000005BF0000-memory.dmp

Filesize
64KB

Download
memory/2372-133-0x0000000000450000-0x00000000004E8000-memory.dmp

Filesize
608KB

Download
memory/2372-134-0x0000000005580000-0x0000000005B24000-memory.dmp

Filesize
5.6MB

Download
memory/2372-135-0x0000000004E90000-0x0000000004F22000-memory.dmp

Filesize
584KB

Download
memory/2372-136-0x0000000004F40000-0x0000000004F4A000-memory.dmp

Filesize
40KB

Download
memory/2372-137-0x0000000005140000-0x0000000005150000-memory.dmp

Filesize
64KB

Download
memory/2372-138-0x0000000005140000-0x0000000005150000-memory.dmp

Filesize
64KB

Download
memory/2372-139-0x0000000006AD0000-0x0000000006B6C000-memory.dmp

Filesize
624KB

Download

Analysis

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