snakekeylogger | f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da

General

Target

COMPANY PROFILE_pdf.exe
Size

2.0MB
MD5

d60968fc5bcc52cb58e02f8c866cf43d
SHA1

1e007b4dadfafa24f750612f2dff8ba48f5b05b2
SHA256

f00d6879840cc1fc5087c7e8fe8f4fd701dd2bb58aac9420f77b326b383d37da
SHA512

aabacfc88590a3205dd776acfb6d6ccd89b6fdfb82b8c9f2d7a637fde51b8f31ec12c6be8cb008a1d1ca5b35a6871387ec84d6bbf1aec1f4ed6f7c6945a4b5b9
SSDEEP

12288:P/8+3OpHnvQoS7uwXMox9rqKiZDhYkS07bRKu0ZATyMw57+xvoK5SfXwPEW8:PE+3MHn4o7wXZx9rQS0/QWzDsW8

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5959992477:AAHE-7vhpGmcidn94EXH2Dz0foqgJdGDb1E/sendMessage?chat_id=6070433873

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2752-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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 2984 set thread context of 2752	2984	COMPANY PROFILE_pdf.exe	31

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	InstallUtil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	COMPANY PROFILE_pdf.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2984	COMPANY PROFILE_pdf.exe
2984	COMPANY PROFILE_pdf.exe
2984	COMPANY PROFILE_pdf.exe
2752	InstallUtil.exe
2752	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2984	COMPANY PROFILE_pdf.exe
Token: SeDebugPrivilege	2752	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31
PID 2984 wrote to memory of 2752	2984	COMPANY PROFILE_pdf.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\COMPANY PROFILE_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\COMPANY PROFILE_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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:2752

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/2752-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-22-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2752-21-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2752-20-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2752-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-23-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2984-2-0x0000000004380000-0x000000000441E000-memory.dmp

Filesize
632KB

Download
memory/2984-8-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2984-15-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2984-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2984-1-0x0000000000170000-0x000000000037A000-memory.dmp

Filesize
2.0MB

Download
memory/2984-7-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/2984-19-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2984-6-0x00000000005B0000-0x00000000005CA000-memory.dmp

Filesize
104KB

Download
memory/2984-5-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2984-4-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2984-3-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download

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