snakekeylogger | 376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475 | Triage

Analysis

max time kernel
144s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2023 14:01

Sharing

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General

Target

376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
Size

586KB
MD5

b25a99bbeab632b5aef09307b4f6bb8d
SHA1

6d2218e5b6011ea028dc61c54442d071749e7d9c
SHA256

376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475
SHA512

e34ad7cfe288cd7aa9fe6fb14f879f14cb88695cfae7eb316faf08955238bd9404aa2392e26d3a18c89ace0aab50d80429109d2e27693329e20240cc859d3a69
SSDEEP

12288:xR6X9KLdfJq5FvInDAdrzBYng83WTJibCNk:xR6tEtyu0rX8GlMCN

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot1513074805:AAE9QtTNfInovOlDzP4PcE-Ro12KxYiz9Z4/sendMessage?chat_id=1673719962

Signatures

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

Snake Keylogger payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1572-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral2/memory/1572-19-0x0000000005850000-0x0000000005860000-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:

376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.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

52 checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

description	pid	process	target process
PID 4228 set thread context of 1572	4228	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

pid	process
1572	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
1572	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

description pid process

Token: SeDebugPrivilege 1572 376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

description	pid	process	target process
PID 4228 wrote to memory of 1572	4228	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
PID 4228 wrote to memory of 1572	4228	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
PID 4228 wrote to memory of 1572	4228	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
PID 4228 wrote to memory of 1572	4228	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
PID 4228 wrote to memory of 1572	4228	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
PID 4228 wrote to memory of 1572	4228	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
PID 4228 wrote to memory of 1572	4228	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
PID 4228 wrote to memory of 1572	4228	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

outlook_office_path 1 IoCs

Processes:

376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

outlook_win_path 1 IoCs

Processes:

376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe

C:\Users\Admin\AppData\Local\Temp\376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
"C:\Users\Admin\AppData\Local\Temp\376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4228

C:\Users\Admin\AppData\Local\Temp\376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe
"C:\Users\Admin\AppData\Local\Temp\376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1572

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\376ae58143a7ea2576b707873f9d9c8f67efa1674b33a1f53dde6a1c789c3475.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1572-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1572-21-0x0000000006D60000-0x0000000006F22000-memory.dmp

Filesize
1.8MB

Download
memory/1572-20-0x0000000006B40000-0x0000000006B90000-memory.dmp

Filesize
320KB

Download
memory/1572-19-0x0000000005850000-0x0000000005860000-memory.dmp

Filesize
64KB

Download
memory/1572-18-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/1572-17-0x0000000005850000-0x0000000005860000-memory.dmp

Filesize
64KB

Download
memory/1572-15-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4228-10-0x0000000005830000-0x0000000005840000-memory.dmp

Filesize
64KB

Download
memory/4228-9-0x00000000056C0000-0x00000000056D0000-memory.dmp

Filesize
64KB

Download
memory/4228-0-0x0000000000AE0000-0x0000000000B78000-memory.dmp

Filesize
608KB

Download
memory/4228-11-0x0000000008A60000-0x0000000008AC0000-memory.dmp

Filesize
384KB

Download
memory/4228-8-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4228-7-0x00000000057C0000-0x00000000057DC000-memory.dmp

Filesize
112KB

Download
memory/4228-6-0x0000000005860000-0x00000000058FC000-memory.dmp

Filesize
624KB

Download
memory/4228-16-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download
memory/4228-5-0x0000000005630000-0x000000000563A000-memory.dmp

Filesize
40KB

Download
memory/4228-4-0x00000000056C0000-0x00000000056D0000-memory.dmp

Filesize
64KB

Download
memory/4228-3-0x0000000005560000-0x00000000055F2000-memory.dmp

Filesize
584KB

Download
memory/4228-2-0x0000000005A10000-0x0000000005FB4000-memory.dmp

Filesize
5.6MB

Download
memory/4228-1-0x0000000075130000-0x00000000758E0000-memory.dmp

Filesize
7.7MB

Download