snakekeylogger | 0c6c5383904005141b01e01dbbe5b324fff16e26f4309936bcce8976d1866cb8

General

Target

e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe
Size

935KB
MD5

daaa8ac3995fb610eda2e52a639d191f
SHA1

2a26a631b79878c461248d5c03a33fb312aedb05
SHA256

e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7
SHA512

808c18d514439aead5759bd3d1bfbfb1b31cfb6c03a147db8525aa8f7dec30fb4b73a12b4e4310f97b9917f6513594d917184434f49ff9a5ee1870c46ae75157
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QL2wiaLQQbtWvZNrtLFAL6B2meNN0d:ffmMv6Ckr7Mny5QLL5b4l5N2mxd

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7913958792:AAFOhfKo5L7M50XG6odxxQQwJAeD3zGEuJU/sendMessage?chat_id=7004340450

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2752-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-5-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 2752	2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe	30

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	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2752	RegSvcs.exe
2752	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2752	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2752	2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe	30
PID 2660 wrote to memory of 2752	2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe	30
PID 2660 wrote to memory of 2752	2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe	30
PID 2660 wrote to memory of 2752	2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe	30
PID 2660 wrote to memory of 2752	2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe	30
PID 2660 wrote to memory of 2752	2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe	30
PID 2660 wrote to memory of 2752	2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe	30
PID 2660 wrote to memory of 2752	2660	e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe
"C:\Users\Admin\AppData\Local\Temp\e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\e82aa9f8f95f53d306db35e28e6fdd4dd16eba7d7437971f929d3cf5470267b7.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 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

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Downloads

memory/2660-2-0x0000000002E50000-0x0000000003050000-memory.dmp

Filesize
2.0MB

Download
memory/2752-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-8-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2752-9-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-10-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/2752-11-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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