snakekeylogger | f6b094d042f1ccc79ef5060b18495c6bee55585630fac2c3d3f32a8c9c174de6

General

Target

z1MB267382625AE.exe
Size

636KB
MD5

b996196f91e1480ba0a4bb0304a1f960
SHA1

417edfb082a48d152475e0a174162d05e9581045
SHA256

f6b094d042f1ccc79ef5060b18495c6bee55585630fac2c3d3f32a8c9c174de6
SHA512

dc33be712bd0d7b9a85706206e93389209bff95b7f1bf6d16537917b2267e6a628381d912c387300d780a46565a8fc35be8873ed7bc5471279e15098c5fc76ab
SSDEEP

12288:1X3wtfRzxWW1odEy2OROXqt81WwzD7ZgJh9XxcALs5RFyu:1XMpzxWz2ORSq0zDF4hzcis5Rl

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: ftp
Host:
ftp://cpanel2-nl.thcservers.com/
Port:
21
Username:
[email protected]
Password:
Uvob2G1Tc73ZCus02X

Signatures

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

Snake Keylogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2628-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2628-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2628-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2628-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2628-23-0x0000000000400000-0x0000000000426000-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

Processes:

powershell.exepowershell.exe

pid process

988 powershell.exe
2704 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

pid	process
988	powershell.exe
2704	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

z1MB267382625AE.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	z1MB267382625AE.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	z1MB267382625AE.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	z1MB267382625AE.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.

Processes:

flow ioc

4 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

z1MB267382625AE.exe

description pid process target process

PID 1688 set thread context of 2628 1688 z1MB267382625AE.exe z1MB267382625AE.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1688 set thread context of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe

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

Processes:

powershell.exepowershell.exeschtasks.exez1MB267382625AE.exez1MB267382625AE.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	z1MB267382625AE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	z1MB267382625AE.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

Processes:

schtasks.exe

pid process

2824 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

z1MB267382625AE.exepowershell.exepowershell.exe

pid process

2628 z1MB267382625AE.exe
2704 powershell.exe
988 powershell.exe
2628 z1MB267382625AE.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

z1MB267382625AE.exepowershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2628 z1MB267382625AE.exe
Token: SeDebugPrivilege 2704 powershell.exe
Token: SeDebugPrivilege 988 powershell.exe

pid	process
2824	schtasks.exe

pid	process
2628	z1MB267382625AE.exe
2704	powershell.exe
988	powershell.exe
2628	z1MB267382625AE.exe

description	pid	process
Token: SeDebugPrivilege	2628	z1MB267382625AE.exe
Token: SeDebugPrivilege	2704	powershell.exe
Token: SeDebugPrivilege	988	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

z1MB267382625AE.exe

description	pid	process	target process
PID 1688 wrote to memory of 988	1688	z1MB267382625AE.exe	powershell.exe
PID 1688 wrote to memory of 988	1688	z1MB267382625AE.exe	powershell.exe
PID 1688 wrote to memory of 988	1688	z1MB267382625AE.exe	powershell.exe
PID 1688 wrote to memory of 988	1688	z1MB267382625AE.exe	powershell.exe
PID 1688 wrote to memory of 2704	1688	z1MB267382625AE.exe	powershell.exe
PID 1688 wrote to memory of 2704	1688	z1MB267382625AE.exe	powershell.exe
PID 1688 wrote to memory of 2704	1688	z1MB267382625AE.exe	powershell.exe
PID 1688 wrote to memory of 2704	1688	z1MB267382625AE.exe	powershell.exe
PID 1688 wrote to memory of 2824	1688	z1MB267382625AE.exe	schtasks.exe
PID 1688 wrote to memory of 2824	1688	z1MB267382625AE.exe	schtasks.exe
PID 1688 wrote to memory of 2824	1688	z1MB267382625AE.exe	schtasks.exe
PID 1688 wrote to memory of 2824	1688	z1MB267382625AE.exe	schtasks.exe
PID 1688 wrote to memory of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe
PID 1688 wrote to memory of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe
PID 1688 wrote to memory of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe
PID 1688 wrote to memory of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe
PID 1688 wrote to memory of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe
PID 1688 wrote to memory of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe
PID 1688 wrote to memory of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe
PID 1688 wrote to memory of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe
PID 1688 wrote to memory of 2628	1688	z1MB267382625AE.exe	z1MB267382625AE.exe

outlook_office_path 1 IoCs

Processes:

z1MB267382625AE.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	z1MB267382625AE.exe

outlook_win_path 1 IoCs

Processes:

z1MB267382625AE.exe

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	z1MB267382625AE.exe

C:\Users\Admin\AppData\Local\Temp\z1MB267382625AE.exe
"C:\Users\Admin\AppData\Local\Temp\z1MB267382625AE.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1688
- 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\z1MB267382625AE.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:988
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pNgFqm.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2704
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pNgFqm" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA7C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2824
- C:\Users\Admin\AppData\Local\Temp\z1MB267382625AE.exe
  "C:\Users\Admin\AppData\Local\Temp\z1MB267382625AE.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:2628

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\tmpA7C.tmp

Filesize
1KB

MD5
9dcf54882b623588e10452d6b34ce8fd

SHA1
1f27930c9c0236f12152b0906f93ac790fd34fa6

SHA256
da1526cda31c584447f44abdcbf707015ffb59cac080627c35b432b0acae4b7e

SHA512
816324c0f003bcfcf87b47c74bbbedbf0e89e633ca15dab1f468de5aaf0c9a43b7da93ccaa63f90580fcfff8d5a3d722be60bba624aab9f7e76015bb9252afa0

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

Filesize
7KB

MD5
6b1e84a20c01f19b0f3da464f4a81815

SHA1
20d3ef89ceca22f6c5fd55f8e3483bcae2cc278b

SHA256
2efca31701c251362ff4b5e875c3a77928715eb88ce8e9abf3e3ff0389b2e701

SHA512
30411e782c91a9b8423e4bb9b6f5accdb72e43c46ba6bdc04f3ec31390805491f1c857ab13149ac4b49ff731f53726a1f8d1f5b94b0831e832e5020d0e001139

Download Submit
memory/1688-4-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1688-31-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1688-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1688-5-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1688-6-0x0000000000F00000-0x0000000000F6C000-memory.dmp

Filesize
432KB

Download
memory/1688-2-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1688-1-0x0000000000FB0000-0x0000000001056000-memory.dmp

Filesize
664KB

Download
memory/1688-3-0x00000000005E0000-0x00000000005F2000-memory.dmp

Filesize
72KB

Download
memory/2628-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2628-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2628-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads