snakekeylogger | 283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598 | Triage

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
02-12-2023 07:37

Sharing

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General

Target

283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
Size

577KB
MD5

262b52d9590ed5c1810aea72743a52b9
SHA1

1dd3ccec496afccc5da4d2d9614149d56606f050
SHA256

283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598
SHA512

9456a271a35a491c0eefeea4b996908f2df71818198ae31fa2719b2e77e951948a11bbde612d96639b1aa3ebbc10fe2f048e0f9c4d4d7ad0e3a19ae75b3c5cc2
SSDEEP

12288:5ucopox4F9DmF2+R3NXfyKT/T0ysS07jTImEwScLzA:DeZ4hVJ190vTImEDCzA

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

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/1924-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1924-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1924-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1924-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1924-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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

Email Collection

Processes:

283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.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:

283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

description	pid	process	target process
PID 1612 set thread context of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

pid	process
1924	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
1924	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

description pid process

Token: SeDebugPrivilege 1924 283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

description	pid	process	target process
PID 1612 wrote to memory of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
PID 1612 wrote to memory of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
PID 1612 wrote to memory of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
PID 1612 wrote to memory of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
PID 1612 wrote to memory of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
PID 1612 wrote to memory of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
PID 1612 wrote to memory of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
PID 1612 wrote to memory of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
PID 1612 wrote to memory of 1924	1612	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

outlook_office_path 1 IoCs

Processes:

283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

outlook_win_path 1 IoCs

Processes:

283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe

C:\Users\Admin\AppData\Local\Temp\283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
"C:\Users\Admin\AppData\Local\Temp\283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1612

C:\Users\Admin\AppData\Local\Temp\283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe
"C:\Users\Admin\AppData\Local\Temp\283a23b5137c06811fc59411e30f85f91c7728528cbdad2afeb93cba0f65b598.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1612-0-0x0000000000BB0000-0x0000000000C46000-memory.dmp

Filesize
600KB

Download
memory/1612-1-0x00000000747B0000-0x0000000074E9E000-memory.dmp

Filesize
6.9MB

Download
memory/1612-2-0x0000000004A10000-0x0000000004A50000-memory.dmp

Filesize
256KB

Download
memory/1612-3-0x0000000000460000-0x0000000000478000-memory.dmp

Filesize
96KB

Download
memory/1612-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1612-5-0x0000000000350000-0x000000000035A000-memory.dmp

Filesize
40KB

Download
memory/1612-6-0x00000000048A0000-0x0000000004900000-memory.dmp

Filesize
384KB

Download
memory/1612-18-0x00000000747B0000-0x0000000074E9E000-memory.dmp

Filesize
6.9MB

Download
memory/1924-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1924-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1924-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1924-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1924-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1924-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1924-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1924-19-0x00000000747B0000-0x0000000074E9E000-memory.dmp

Filesize
6.9MB

Download
memory/1924-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1924-20-0x00000000049E0000-0x0000000004A20000-memory.dmp

Filesize
256KB

Download
memory/1924-21-0x00000000747B0000-0x0000000074E9E000-memory.dmp

Filesize
6.9MB

Download
memory/1924-22-0x00000000049E0000-0x0000000004A20000-memory.dmp

Filesize
256KB

Download