snakekeylogger | 8720ce143198440ad0bf5cac66c06304ab1f414d24de6c6e8184063cd45e2490

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-09-2024 08:43

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General

Target

Property...exe
Size

881KB
MD5

e78e25af6dbb16bba58adf607214d2a0
SHA1

19a252b464ee14518bf7ab9eea7988901b06f063
SHA256

76077fb5cc22e7b6f56d291a9ba616655185ebf747718b198fa3f2f3e27e89bd
SHA512

ff1ce2be58476740eb55f27cbb59deb9e19424267aad22ae0f31855f2d2f9ea5115af361641646832b8d7d8d6421c7432b89d345dc71e5bf5c2d94eadad3c1a0
SSDEEP

6144:9qjItVnrQT3WqbDuV0Z+loyd93QL3Y2b982w952/0BBzetyXjrcqKSl+Qa3xAYrJ:UaN0RRQoIYC26plcqaQMTrtJQdI0m

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Signatures

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

Loads dropped DLL 2 IoCs

pid	Process
1856	Property...exe
1856	Property...exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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	Property...exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Property...exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Property...exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org
8	freegeoip.app
9	freegeoip.app

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1856 set thread context of 3044	1856	Property...exe	30

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	3044	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	Property...exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Property...exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1856	Property...exe
1856	Property...exe
1856	Property...exe
1856	Property...exe
3044	Property...exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1856	Property...exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3044	Property...exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 3044	1856	Property...exe	30
PID 1856 wrote to memory of 3044	1856	Property...exe	30
PID 1856 wrote to memory of 3044	1856	Property...exe	30
PID 1856 wrote to memory of 3044	1856	Property...exe	30
PID 1856 wrote to memory of 3044	1856	Property...exe	30
PID 3044 wrote to memory of 2880	3044	Property...exe	32
PID 3044 wrote to memory of 2880	3044	Property...exe	32
PID 3044 wrote to memory of 2880	3044	Property...exe	32
PID 3044 wrote to memory of 2880	3044	Property...exe	32

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	Property...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	Property...exe

C:\Users\Admin\AppData\Local\Temp\Property...exe
"C:\Users\Admin\AppData\Local\Temp\Property...exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1856
- C:\Users\Admin\AppData\Local\Temp\Property...exe
  "C:\Users\Admin\AppData\Local\Temp\Property...exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:3044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3044 -s 1008
    3⤵
    - Program crash
    PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\qw2bjoi.dll

Filesize
11KB

MD5
1f4791261ddf389207ff620c31b8a6b2

SHA1
cb3b23ad207081f4f2714087f9204e98db088443

SHA256
4460a964cc786a67fef9520a88c8f9674129ada3f816e117f04381cadd7fff00

SHA512
5330f251f01cb545ddc4975652b7c0cf01f51e2207f9c8d04a2865c07d55b0ee92ee8b1ce1933ce10a92c0aef8e429fa91a87f441a50a695aab5b9016024e391

Download Submit
\Users\Admin\AppData\Local\Temp\nsjB29E.tmp\System.dll

Filesize
11KB

MD5
fccff8cb7a1067e23fd2e2b63971a8e1

SHA1
30e2a9e137c1223a78a0f7b0bf96a1c361976d91

SHA256
6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

SHA512
f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

Download Submit
memory/1856-12-0x00000000746A0000-0x00000000746A7000-memory.dmp

Filesize
28KB

Download
memory/1856-15-0x00000000746A0000-0x00000000746A7000-memory.dmp

Filesize
28KB

Download
memory/3044-13-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3044-16-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3044-17-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3044-18-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/3044-19-0x00000000045F0000-0x000000000465A000-memory.dmp

Filesize
424KB

Download