snakekeylogger | 1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160

General

Target

6AT6W_file.exe
Size

625KB
MD5

30e5e5a39df67a1138bf84db89a5eb47
SHA1

d269595a30fd1e49086c51f629e39c15200e0149
SHA256

1d409e94b935c68a4b4841a1b2e05c6abf1ea827c419eab8bf3ee23229574160
SHA512

365324ec484c65e7fb010f1a1fa5b5f97afef3e99d7e16e5ae753fe26da6a62c782196283ec71269a7198e6690de40fcc877f5f7b558a588f4994edfb95fe673
SSDEEP

12288:2dMdY9shQglOUQwZvb6JecS0W/0Wjz3lXsBHxxe70ZjwqmKH2JS:BdhlrQwIJe/bYxiqmm28

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7329625827:AAFusOMtNxAA4AfTt7YzeN1zaE4Sm-WxFiw/sendMessage?chat_id=8096159140

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/1804-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1804-32-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1804-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1804-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1804-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2848	powershell.exe
2900	powershell.exe

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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6AT6W_file.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6AT6W_file.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6AT6W_file.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 2932 set thread context of 1804	2932	6AT6W_file.exe	36

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 5 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6AT6W_file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6AT6W_file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2708	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2932	6AT6W_file.exe
2848	powershell.exe
2932	6AT6W_file.exe
2932	6AT6W_file.exe
2900	powershell.exe
1804	6AT6W_file.exe
2932	6AT6W_file.exe
1804	6AT6W_file.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2932	6AT6W_file.exe
Token: SeDebugPrivilege	2848	powershell.exe
Token: SeDebugPrivilege	2900	powershell.exe
Token: SeDebugPrivilege	1804	6AT6W_file.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2848	2932	6AT6W_file.exe	30
PID 2932 wrote to memory of 2848	2932	6AT6W_file.exe	30
PID 2932 wrote to memory of 2848	2932	6AT6W_file.exe	30
PID 2932 wrote to memory of 2848	2932	6AT6W_file.exe	30
PID 2932 wrote to memory of 2900	2932	6AT6W_file.exe	32
PID 2932 wrote to memory of 2900	2932	6AT6W_file.exe	32
PID 2932 wrote to memory of 2900	2932	6AT6W_file.exe	32
PID 2932 wrote to memory of 2900	2932	6AT6W_file.exe	32
PID 2932 wrote to memory of 2708	2932	6AT6W_file.exe	34
PID 2932 wrote to memory of 2708	2932	6AT6W_file.exe	34
PID 2932 wrote to memory of 2708	2932	6AT6W_file.exe	34
PID 2932 wrote to memory of 2708	2932	6AT6W_file.exe	34
PID 2932 wrote to memory of 1804	2932	6AT6W_file.exe	36
PID 2932 wrote to memory of 1804	2932	6AT6W_file.exe	36
PID 2932 wrote to memory of 1804	2932	6AT6W_file.exe	36
PID 2932 wrote to memory of 1804	2932	6AT6W_file.exe	36
PID 2932 wrote to memory of 1804	2932	6AT6W_file.exe	36
PID 2932 wrote to memory of 1804	2932	6AT6W_file.exe	36
PID 2932 wrote to memory of 1804	2932	6AT6W_file.exe	36
PID 2932 wrote to memory of 1804	2932	6AT6W_file.exe	36
PID 2932 wrote to memory of 1804	2932	6AT6W_file.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6AT6W_file.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6AT6W_file.exe

C:\Users\Admin\AppData\Local\Temp\6AT6W_file.exe
"C:\Users\Admin\AppData\Local\Temp\6AT6W_file.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\6AT6W_file.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2848
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rXcourOVPD.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2900
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rXcourOVPD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC9E4.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2708
- C:\Users\Admin\AppData\Local\Temp\6AT6W_file.exe
  "C:\Users\Admin\AppData\Local\Temp\6AT6W_file.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:1804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpC9E4.tmp

Filesize
1KB

MD5
39bb11c2aaf8ec167cfeb6084a587050

SHA1
9f3f2703937a1bb04dbf98bc263b077031a9065b

SHA256
f6bafd791af6d518f237ae53eb1852e4e20df3bcba41383de887614630f2ad32

SHA512
e052ad90c1aa8a909991453e8a5bf8d2b72efbca5f989d8042048719faaf3701df80c3659a07bb643c06610bc5adcc3e3bbd2acc0854bf0888256fc28442537d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
56336e73bfa1973f9ab692d6ce7c65e3

SHA1
0f36d161f1a87c5f2050135c1317380fcb3bebb6

SHA256
389c73c82e4dfa59d256d1b526240af38779283542fa8c2ef8c2da1bb95f5333

SHA512
d661071d014f055ac992d409d367311bfba4806ec15d9abe1d3b91cca2a996b98ee17f3a323a33305c33c701f18fd465bd6538882792aef97c3289720ff8816d

Download Submit
memory/1804-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1804-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1804-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1804-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1804-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1804-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1804-32-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1804-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2932-1-0x00000000010F0000-0x0000000001192000-memory.dmp

Filesize
648KB

Download
memory/2932-2-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2932-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2932-7-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2932-6-0x0000000004CB0000-0x0000000004D1A000-memory.dmp

Filesize
424KB

Download
memory/2932-3-0x00000000002D0000-0x00000000002EE000-memory.dmp

Filesize
120KB

Download
memory/2932-5-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2932-4-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/2932-33-0x00000000748C0000-0x0000000074FAE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads