snakekeylogger | 505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78

General

Target

505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
Size

512KB
MD5

973947da93027a6c61b949ab7f44f956
SHA1

3daf77c22b19276e29137ec95b0ec90249aeb6b5
SHA256

505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78
SHA512

35ca5d7566d7b656d3843c555311324ac3f7173a36a331e522e4886ff41dda0d7e803feb57bd617c57bcb81bdffc62971afc512bf2d49f010e968a8bb14cf3ce
SSDEEP

12288:tt7kvCaWgLfmVJik+ZUbCPGCrtGhtu7STpJE:ttoCaWgLfwi5ZR9Ghtu7

Score

10^/10

snakekeylogger collection credential_access discovery execution keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/336-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/336-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/336-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/336-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/336-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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
2476	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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.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 1724 set thread context of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33

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 3 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	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
336	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
2476	powershell.exe
336	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
Token: SeDebugPrivilege	336	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
Token: SeDebugPrivilege	2476	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 2476	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	31
PID 1724 wrote to memory of 2476	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	31
PID 1724 wrote to memory of 2476	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	31
PID 1724 wrote to memory of 2476	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	31
PID 1724 wrote to memory of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33
PID 1724 wrote to memory of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33
PID 1724 wrote to memory of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33
PID 1724 wrote to memory of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33
PID 1724 wrote to memory of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33
PID 1724 wrote to memory of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33
PID 1724 wrote to memory of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33
PID 1724 wrote to memory of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33
PID 1724 wrote to memory of 336	1724	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe

C:\Users\Admin\AppData\Local\Temp\505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
"C:\Users\Admin\AppData\Local\Temp\505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1724
- 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\505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2476
- C:\Users\Admin\AppData\Local\Temp\505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.exe
  "C:\Users\Admin\AppData\Local\Temp\505741d52f89c89dc156768a0714a0e500d1ecae923de1eff6cea7b393cace78.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:336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

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

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Downloads

memory/336-21-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/336-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/336-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/336-26-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/336-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/336-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/336-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/336-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/336-27-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/336-23-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/336-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/336-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1724-6-0x0000000005B30000-0x0000000005B98000-memory.dmp

Filesize
416KB

Download
memory/1724-1-0x0000000000B60000-0x0000000000BE6000-memory.dmp

Filesize
536KB

Download
memory/1724-5-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1724-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/1724-22-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/1724-4-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/1724-3-0x0000000000930000-0x0000000000940000-memory.dmp

Filesize
64KB

Download
memory/1724-2-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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