snakekeylogger | ee8e3d37fcdeb4590b376bfa53991c9163427a76caea07c32215c8e34a823320

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-12-2024 16:17

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General

Target

file.exe
Size

575KB
MD5

0f37be8985e3940af919dc35bc4ed779
SHA1

2f2a27ec8a249cef7058f9d7a425f8817e67445c
SHA256

ee8e3d37fcdeb4590b376bfa53991c9163427a76caea07c32215c8e34a823320
SHA512

feaf50abba44f44e272a96690e552bcd960a25009ca20a1bec98d6064dffb749fe0d436892bdabd69d6233641afa355b70a36e9ae2faac282295b6e4efff07dc
SSDEEP

6144:NzYBCPvubUOZoL9xh8+62h6vfrxaj0cdJHqBdqOtNYrrDduA49jTr5Mv0eYvw0Xl:xPG7MAqtO4PDkdjn5Q0G0Xl0Vcu9kR

Score

10^/10

snakekeylogger collection discovery execution keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot7692220058:AAEny12fSzuKXI7iNJaESECu5UR80nmwLAQ/sendMessage?chat_id=7342994424

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3448-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger 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
4360	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	file.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.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
18	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4812 set thread context of 3448	4812	file.exe	93

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 4 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	file.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	vbc.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
3132	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4812	file.exe
4812	file.exe
4360	powershell.exe
3448	vbc.exe
4360	powershell.exe
3448	vbc.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4812	file.exe
Token: SeDebugPrivilege	4360	powershell.exe
Token: SeDebugPrivilege	3448	vbc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 4360	4812	file.exe	89
PID 4812 wrote to memory of 4360	4812	file.exe	89
PID 4812 wrote to memory of 4360	4812	file.exe	89
PID 4812 wrote to memory of 3132	4812	file.exe	91
PID 4812 wrote to memory of 3132	4812	file.exe	91
PID 4812 wrote to memory of 3132	4812	file.exe	91
PID 4812 wrote to memory of 3448	4812	file.exe	93
PID 4812 wrote to memory of 3448	4812	file.exe	93
PID 4812 wrote to memory of 3448	4812	file.exe	93
PID 4812 wrote to memory of 3448	4812	file.exe	93
PID 4812 wrote to memory of 3448	4812	file.exe	93
PID 4812 wrote to memory of 3448	4812	file.exe	93
PID 4812 wrote to memory of 3448	4812	file.exe	93
PID 4812 wrote to memory of 3448	4812	file.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	vbc.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gTtJoqV.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4360
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gTtJoqV" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE966.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3132
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.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:3448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_n1tf0qx3.foj.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE966.tmp

Filesize
1KB

MD5
498e9f06893b8e50e99fe00bd388f5ff

SHA1
8d31e7b6f016280c032e8c359d0bb38ea077cb6b

SHA256
b9f23b79199fa56235b793447b7344c7bc4eb2b5c698415f8678d4c91287752f

SHA512
ccf31b9a7e6f9b8b141431c7b35b6bc2f2e3a123c8431cdfff901e2753aa8a640f391c0005d1338d967e0046081a4048065e855e1a46e79c26c5414e419ef5ae

Download Submit
memory/3448-67-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/3448-66-0x0000000006980000-0x0000000006B42000-memory.dmp

Filesize
1.8MB

Download
memory/3448-65-0x0000000006760000-0x00000000067B0000-memory.dmp

Filesize
320KB

Download
memory/3448-22-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/3448-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4360-15-0x0000000002210000-0x0000000002246000-memory.dmp

Filesize
216KB

Download
memory/4360-39-0x0000000006090000-0x00000000060DC000-memory.dmp

Filesize
304KB

Download
memory/4360-64-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/4360-61-0x0000000007160000-0x0000000007168000-memory.dmp

Filesize
32KB

Download
memory/4360-60-0x0000000007180000-0x000000000719A000-memory.dmp

Filesize
104KB

Download
memory/4360-59-0x0000000007080000-0x0000000007094000-memory.dmp

Filesize
80KB

Download
memory/4360-18-0x0000000004C20000-0x0000000005248000-memory.dmp

Filesize
6.2MB

Download
memory/4360-17-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/4360-19-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/4360-58-0x0000000007070000-0x000000000707E000-memory.dmp

Filesize
56KB

Download
memory/4360-20-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/4360-57-0x0000000007040000-0x0000000007051000-memory.dmp

Filesize
68KB

Download
memory/4360-26-0x00000000053C0000-0x0000000005426000-memory.dmp

Filesize
408KB

Download
memory/4360-25-0x0000000005350000-0x00000000053B6000-memory.dmp

Filesize
408KB

Download
memory/4360-24-0x0000000004B60000-0x0000000004B82000-memory.dmp

Filesize
136KB

Download
memory/4360-56-0x00000000070C0000-0x0000000007156000-memory.dmp

Filesize
600KB

Download
memory/4360-55-0x0000000006EB0000-0x0000000006EBA000-memory.dmp

Filesize
40KB

Download
memory/4360-27-0x00000000054C0000-0x0000000005814000-memory.dmp

Filesize
3.3MB

Download
memory/4360-38-0x0000000005B20000-0x0000000005B3E000-memory.dmp

Filesize
120KB

Download
memory/4360-54-0x0000000006E30000-0x0000000006E4A000-memory.dmp

Filesize
104KB

Download
memory/4360-41-0x0000000071970000-0x00000000719BC000-memory.dmp

Filesize
304KB

Download
memory/4360-40-0x0000000006110000-0x0000000006142000-memory.dmp

Filesize
200KB

Download
memory/4360-51-0x0000000006060000-0x000000000607E000-memory.dmp

Filesize
120KB

Download
memory/4360-52-0x0000000006B00000-0x0000000006BA3000-memory.dmp

Filesize
652KB

Download
memory/4360-53-0x00000000074E0000-0x0000000007B5A000-memory.dmp

Filesize
6.5MB

Download
memory/4812-8-0x000000007520E000-0x000000007520F000-memory.dmp

Filesize
4KB

Download
memory/4812-33-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/4812-4-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/4812-5-0x0000000004D30000-0x0000000004D3A000-memory.dmp

Filesize
40KB

Download
memory/4812-6-0x0000000004E50000-0x0000000004EEC000-memory.dmp

Filesize
624KB

Download
memory/4812-7-0x0000000004F30000-0x0000000004F48000-memory.dmp

Filesize
96KB

Download
memory/4812-0-0x000000007520E000-0x000000007520F000-memory.dmp

Filesize
4KB

Download
memory/4812-10-0x00000000066C0000-0x000000000672C000-memory.dmp

Filesize
432KB

Download
memory/4812-9-0x0000000075200000-0x00000000759B0000-memory.dmp

Filesize
7.7MB

Download
memory/4812-3-0x0000000004B60000-0x0000000004BF2000-memory.dmp

Filesize
584KB

Download
memory/4812-2-0x00000000051E0000-0x0000000005784000-memory.dmp

Filesize
5.6MB

Download
memory/4812-1-0x0000000000240000-0x00000000002D2000-memory.dmp

Filesize
584KB

Download