snakekeylogger | e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4 | Triage

Analysis

max time kernel
151s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2023 18:53

Sharing

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General

Target

NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
Size

530KB
MD5

d5cf794b8931228454a9218eba67c8c6
SHA1

c58237c6e67e028bccaac59d4fb6791bf8ed646f
SHA256

e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4
SHA512

c876b50f51c473755275fbf2972f4748ba9192ff6d07bd099bf0c2766678e75a7c8e921d878e2601acd2b67cd4885bc30b7298d8896a78a595364f0eef7ff483
SSDEEP

12288:ob7s9TQ9WseH/0px4aPQqyYxe8Bxm78xlaGgci:c7s90EHu7t3xPiWyT

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6454266704:AAGc7MbDFOw3VJ52r1hPLsjSZvjH8GUmylk/sendMessage?chat_id=1467583453

Signatures

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

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3448-12-0x0000000000400000-0x0000000000424000-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:

NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.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

23 checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

description	pid	process	target process
PID 3076 set thread context of 3448	3076	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

pid	process
3448	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
3448	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

description pid process

Token: SeDebugPrivilege 3448 NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

description	pid	process	target process
PID 3076 wrote to memory of 3448	3076	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
PID 3076 wrote to memory of 3448	3076	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
PID 3076 wrote to memory of 3448	3076	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
PID 3076 wrote to memory of 3448	3076	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
PID 3076 wrote to memory of 3448	3076	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
PID 3076 wrote to memory of 3448	3076	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
PID 3076 wrote to memory of 3448	3076	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
PID 3076 wrote to memory of 3448	3076	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

outlook_office_path 1 IoCs

Processes:

NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

outlook_win_path 1 IoCs

Processes:

NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3076

C:\Users\Admin\AppData\Local\Temp\NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.e51cde73b2f4b0b897843235d5db557cbdcd41f3e5b4c2a4c31886b95e5301d4exe_JC.exe"
2⤵
- Accesses Microsoft Outlook profiles
- 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

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/3076-10-0x0000000001920000-0x0000000001980000-memory.dmp

Filesize
384KB

Download
memory/3076-15-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3076-2-0x0000000006080000-0x0000000006624000-memory.dmp

Filesize
5.6MB

Download
memory/3076-3-0x0000000005AD0000-0x0000000005B62000-memory.dmp

Filesize
584KB

Download
memory/3076-4-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3076-5-0x0000000005CC0000-0x0000000005CD0000-memory.dmp

Filesize
64KB

Download
memory/3076-6-0x0000000005BC0000-0x0000000005BCA000-memory.dmp

Filesize
40KB

Download
memory/3076-0-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3076-8-0x0000000005CC0000-0x0000000005CD0000-memory.dmp

Filesize
64KB

Download
memory/3076-1-0x0000000000FA0000-0x000000000102A000-memory.dmp

Filesize
552KB

Download
memory/3076-7-0x0000000005C90000-0x0000000005CA8000-memory.dmp

Filesize
96KB

Download
memory/3076-11-0x0000000006770000-0x000000000680C000-memory.dmp

Filesize
624KB

Download
memory/3076-9-0x0000000001400000-0x0000000001410000-memory.dmp

Filesize
64KB

Download
memory/3448-18-0x00000000051D0000-0x00000000051E0000-memory.dmp

Filesize
64KB

Download
memory/3448-14-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3448-16-0x00000000051D0000-0x00000000051E0000-memory.dmp

Filesize
64KB

Download
memory/3448-17-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3448-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3448-19-0x0000000006180000-0x00000000061D0000-memory.dmp

Filesize
320KB

Download
memory/3448-20-0x00000000063A0000-0x0000000006562000-memory.dmp

Filesize
1.8MB

Download