snakekeylogger | fde758d52b541296b4a6f68c65332fb1ae491b7d92723faafd252b3f46d9c948

General

Target

13112023_YILETLTD-EFTHAVALE_dekont.exe
Size

686KB
MD5

5a663a122c4d05a04fbe40571d2271aa
SHA1

f0e47c9a3b2bda06c706cb680f6f2efadb201520
SHA256

fde758d52b541296b4a6f68c65332fb1ae491b7d92723faafd252b3f46d9c948
SHA512

a421723519a558abad954c13be517a3ec3ff945c197c7715c6b1746a7dd54a436a2846a2334651f4bfe19ad02c5a8a04809daa4d61e3c61d6490c5e3c7d67c06
SSDEEP

12288:S0gM1iEpS4TRIBS0eVR8IwE1WqoPTvSFxU5LlbI:SiRp3T+GXDXoPTvIALlbI

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.gkas.com.tr
Port:
587
Username:
[email protected]
Password:
Gkasteknik@2022

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/2440-12-0x0000000000400000-0x0000000000424000-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

collection

Email Collection

T1114

Processes:

13112023_YILETLTD-EFTHAVALE_dekont.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	13112023_YILETLTD-EFTHAVALE_dekont.exe
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	13112023_YILETLTD-EFTHAVALE_dekont.exe
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	13112023_YILETLTD-EFTHAVALE_dekont.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

40 checkip.dyndns.org

flow	ioc
40	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

13112023_YILETLTD-EFTHAVALE_dekont.exe

description	pid	process	target process
PID 3460 set thread context of 2440	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe	13112023_YILETLTD-EFTHAVALE_dekont.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

13112023_YILETLTD-EFTHAVALE_dekont.exe13112023_YILETLTD-EFTHAVALE_dekont.exe

pid	process
3460	13112023_YILETLTD-EFTHAVALE_dekont.exe
3460	13112023_YILETLTD-EFTHAVALE_dekont.exe
3460	13112023_YILETLTD-EFTHAVALE_dekont.exe
3460	13112023_YILETLTD-EFTHAVALE_dekont.exe
3460	13112023_YILETLTD-EFTHAVALE_dekont.exe
2440	13112023_YILETLTD-EFTHAVALE_dekont.exe
2440	13112023_YILETLTD-EFTHAVALE_dekont.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

13112023_YILETLTD-EFTHAVALE_dekont.exe13112023_YILETLTD-EFTHAVALE_dekont.exe

description	pid	process
Token: SeDebugPrivilege	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe
Token: SeDebugPrivilege	2440	13112023_YILETLTD-EFTHAVALE_dekont.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

13112023_YILETLTD-EFTHAVALE_dekont.exe

description	pid	process	target process
PID 3460 wrote to memory of 2440	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe	13112023_YILETLTD-EFTHAVALE_dekont.exe
PID 3460 wrote to memory of 2440	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe	13112023_YILETLTD-EFTHAVALE_dekont.exe
PID 3460 wrote to memory of 2440	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe	13112023_YILETLTD-EFTHAVALE_dekont.exe
PID 3460 wrote to memory of 2440	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe	13112023_YILETLTD-EFTHAVALE_dekont.exe
PID 3460 wrote to memory of 2440	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe	13112023_YILETLTD-EFTHAVALE_dekont.exe
PID 3460 wrote to memory of 2440	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe	13112023_YILETLTD-EFTHAVALE_dekont.exe
PID 3460 wrote to memory of 2440	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe	13112023_YILETLTD-EFTHAVALE_dekont.exe
PID 3460 wrote to memory of 2440	3460	13112023_YILETLTD-EFTHAVALE_dekont.exe	13112023_YILETLTD-EFTHAVALE_dekont.exe

outlook_office_path 1 IoCs

Processes:

13112023_YILETLTD-EFTHAVALE_dekont.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	13112023_YILETLTD-EFTHAVALE_dekont.exe

outlook_win_path 1 IoCs

Processes:

13112023_YILETLTD-EFTHAVALE_dekont.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	13112023_YILETLTD-EFTHAVALE_dekont.exe

C:\Users\Admin\AppData\Local\Temp\13112023_YILETLTD-EFTHAVALE_dekont.exe
"C:\Users\Admin\AppData\Local\Temp\13112023_YILETLTD-EFTHAVALE_dekont.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3460

C:\Users\Admin\AppData\Local\Temp\13112023_YILETLTD-EFTHAVALE_dekont.exe
"C:\Users\Admin\AppData\Local\Temp\13112023_YILETLTD-EFTHAVALE_dekont.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\13112023_YILETLTD-EFTHAVALE_dekont.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2440-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2440-21-0x00000000056C0000-0x00000000056D0000-memory.dmp

Filesize
64KB

Download
memory/2440-20-0x00000000068F0000-0x0000000006AB2000-memory.dmp

Filesize
1.8MB

Download
memory/2440-19-0x00000000066D0000-0x0000000006720000-memory.dmp

Filesize
320KB

Download
memory/2440-18-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/2440-17-0x00000000056C0000-0x00000000056D0000-memory.dmp

Filesize
64KB

Download
memory/2440-16-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/3460-5-0x00000000055D0000-0x00000000055DA000-memory.dmp

Filesize
40KB

Download
memory/3460-9-0x0000000006B00000-0x0000000006B60000-memory.dmp

Filesize
384KB

Download
memory/3460-10-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/3460-11-0x00000000055C0000-0x00000000055D0000-memory.dmp

Filesize
64KB

Download
memory/3460-8-0x00000000068A0000-0x00000000068AA000-memory.dmp

Filesize
40KB

Download
memory/3460-15-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/3460-7-0x0000000005830000-0x000000000583E000-memory.dmp

Filesize
56KB

Download
memory/3460-6-0x0000000005850000-0x00000000058EC000-memory.dmp

Filesize
624KB

Download
memory/3460-1-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/3460-4-0x00000000055C0000-0x00000000055D0000-memory.dmp

Filesize
64KB

Download
memory/3460-3-0x00000000055E0000-0x0000000005672000-memory.dmp

Filesize
584KB

Download
memory/3460-2-0x0000000005AF0000-0x0000000006094000-memory.dmp

Filesize
5.6MB

Download
memory/3460-0-0x0000000000B00000-0x0000000000BB2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads