snakekeylogger | 4b1c6ffcfbec78b82623868cfe8d5a08a3aafe9430dd4562cd6ba16399647758

General

Target

U prilogu je predracun.exe
Size

600KB
MD5

7805af2fe70854ae49f57b6d3a95e59e
SHA1

541d0eb275873c736eb7b80ab1b3619c8c2024dd
SHA256

b498a3f4967ef692a331633708f10ac8bbe57579957102bfe751cd479a4cc92f
SHA512

031ae4fa84f65a56494cd142163c1ec169b2d6ab347433cbf686e7c31058d2951748c3bc15c5458e02f5153922e062e5dc21334cc9a08421b394772139bc285e
SSDEEP

12288:znC0w99+n4+7zVlsIML0qv3V5X1TnluGvy7Y1/xy1q5mE+:Rwyn4YRlsZ5v/XRlutcysEE

Score

10^/10

snakekeylogger collection discovery execution keylogger persistence privilege_escalation spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.pishgamsanaat.com
Port:
587
Username:
[email protected]
Password:
Pishgam123456

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.pishgamsanaat.com
Port:
587
Username:
[email protected]
Password:
Pishgam123456
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2264-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2264-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2264-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2264-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2264-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
1920	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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	U prilogu je predracun.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	U prilogu je predracun.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	U prilogu je predracun.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 2236 set thread context of 2264	2236	U prilogu je predracun.exe	35

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	U prilogu je predracun.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	U prilogu je predracun.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
1608	netsh.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
2492	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2236	U prilogu je predracun.exe
2236	U prilogu je predracun.exe
2264	U prilogu je predracun.exe
1920	powershell.exe
2264	U prilogu je predracun.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2264	U prilogu je predracun.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2236	U prilogu je predracun.exe
Token: SeDebugPrivilege	2264	U prilogu je predracun.exe
Token: SeDebugPrivilege	1920	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2264	U prilogu je predracun.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 1920	2236	U prilogu je predracun.exe	31
PID 2236 wrote to memory of 1920	2236	U prilogu je predracun.exe	31
PID 2236 wrote to memory of 1920	2236	U prilogu je predracun.exe	31
PID 2236 wrote to memory of 1920	2236	U prilogu je predracun.exe	31
PID 2236 wrote to memory of 2492	2236	U prilogu je predracun.exe	33
PID 2236 wrote to memory of 2492	2236	U prilogu je predracun.exe	33
PID 2236 wrote to memory of 2492	2236	U prilogu je predracun.exe	33
PID 2236 wrote to memory of 2492	2236	U prilogu je predracun.exe	33
PID 2236 wrote to memory of 2264	2236	U prilogu je predracun.exe	35
PID 2236 wrote to memory of 2264	2236	U prilogu je predracun.exe	35
PID 2236 wrote to memory of 2264	2236	U prilogu je predracun.exe	35
PID 2236 wrote to memory of 2264	2236	U prilogu je predracun.exe	35
PID 2236 wrote to memory of 2264	2236	U prilogu je predracun.exe	35
PID 2236 wrote to memory of 2264	2236	U prilogu je predracun.exe	35
PID 2236 wrote to memory of 2264	2236	U prilogu je predracun.exe	35
PID 2236 wrote to memory of 2264	2236	U prilogu je predracun.exe	35
PID 2236 wrote to memory of 2264	2236	U prilogu je predracun.exe	35
PID 2264 wrote to memory of 1608	2264	U prilogu je predracun.exe	36
PID 2264 wrote to memory of 1608	2264	U prilogu je predracun.exe	36
PID 2264 wrote to memory of 1608	2264	U prilogu je predracun.exe	36
PID 2264 wrote to memory of 1608	2264	U prilogu je predracun.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	U prilogu je predracun.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	U prilogu je predracun.exe

C:\Users\Admin\AppData\Local\Temp\U prilogu je predracun.exe
"C:\Users\Admin\AppData\Local\Temp\U prilogu je predracun.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VbAPDfoDcfwBL.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1920
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VbAPDfoDcfwBL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF528.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2492
- C:\Users\Admin\AppData\Local\Temp\U prilogu je predracun.exe
  "C:\Users\Admin\AppData\Local\Temp\U prilogu je predracun.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:2264
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Wi-Fi Discovery
    PID:1608

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

System Network Configuration Discovery

1

T1016

Wi-Fi Discovery

1

T1016.002

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\tmpF528.tmp

Filesize
1KB

MD5
3a8af2cb3bff55d6fe300f1f8ee6fda6

SHA1
da3f68415c12a3959b45011b9e6b7cdba103790b

SHA256
d902febab184e7d53502d2fd45495ecbd741468d997223831f9a4361603d633f

SHA512
1178e6c433a6ce98558b2203e127c8c029e19af7a148a18880e5a82475312a7baa715ad38357f3b8a1c9f9f6f930e8ca1901f5551578ffa12df3dd4ea06e6293

Download Submit
memory/2236-27-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-1-0x0000000001270000-0x000000000130C000-memory.dmp

Filesize
624KB

Download
memory/2236-2-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-3-0x0000000000890000-0x00000000008A8000-memory.dmp

Filesize
96KB

Download
memory/2236-4-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2236-5-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-6-0x0000000005F00000-0x0000000005F68000-memory.dmp

Filesize
416KB

Download
memory/2236-0-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2264-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2264-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2264-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2264-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2264-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2264-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2264-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2264-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads