snakekeylogger | 03a2024571a99c0e24be3ab024a9869b41d0e60e52db34d5bab311cb4782c7b6

Analysis

max time kernel
121s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2023, 10:19

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General

Target
f690d5bc6a912808ec7c3cde8a7f88c8.exe
Size 919KB
Sample230327-mch2esch62
SHA256 03a2024571a99c0e24be3ab024a9869b41d0e60e52db34d5bab311cb4782c7b6
MD5 f690d5bc6a912808ec7c3cde8a7f88c8
SHA1 4342133a94b3dab0fe87eeb9b5024183588134d0
SHA512 f7c20fd1e2366e701a5cbbc02a70a412857f100fd1f82174ab538639e3939e5004a014e53ccf7cd90e4fdbe7209321ed69046eda656d7207bb2a2eeecf215b32
SSDEEP 24576:1ky9IISOJ+HlvTrE9TLzhYczfeTIO0JEvp:QC/DrAlsEv
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
mail.formullab.com
Port
587
Username
[email protected]
Password
merhaba34
Email to
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4800-140-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f690d5bc6a912808ec7c3cde8a7f88c8.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f690d5bc6a912808ec7c3cde8a7f88c8.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f690d5bc6a912808ec7c3cde8a7f88c8.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.

flow	ioc
26	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1912 set thread context of 4800	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	97

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe
1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe
1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe
1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe
1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe
1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe
1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe
1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe
4800	f690d5bc6a912808ec7c3cde8a7f88c8.exe
4800	f690d5bc6a912808ec7c3cde8a7f88c8.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4800	f690d5bc6a912808ec7c3cde8a7f88c8.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe
Token: SeDebugPrivilege	4800	f690d5bc6a912808ec7c3cde8a7f88c8.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1912 wrote to memory of 3408	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	94
PID 1912 wrote to memory of 3408	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	94
PID 1912 wrote to memory of 3408	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	94
PID 1912 wrote to memory of 1124	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	95
PID 1912 wrote to memory of 1124	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	95
PID 1912 wrote to memory of 1124	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	95
PID 1912 wrote to memory of 2368	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	96
PID 1912 wrote to memory of 2368	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	96
PID 1912 wrote to memory of 2368	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	96
PID 1912 wrote to memory of 4800	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	97
PID 1912 wrote to memory of 4800	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	97
PID 1912 wrote to memory of 4800	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	97
PID 1912 wrote to memory of 4800	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	97
PID 1912 wrote to memory of 4800	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	97
PID 1912 wrote to memory of 4800	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	97
PID 1912 wrote to memory of 4800	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	97
PID 1912 wrote to memory of 4800	1912	f690d5bc6a912808ec7c3cde8a7f88c8.exe	97

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f690d5bc6a912808ec7c3cde8a7f88c8.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f690d5bc6a912808ec7c3cde8a7f88c8.exe

C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe
"C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1912
- C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe
  "C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe"
  2⤵
  PID:3408
- C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe
  "C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe"
  2⤵
  PID:1124
- C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe
  "C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe"
  2⤵
  PID:2368
- C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe
  "C:\Users\Admin\AppData\Local\Temp\f690d5bc6a912808ec7c3cde8a7f88c8.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4800

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

f690d5bc6a912808ec7c3cde8a7f88c8.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\f690d5bc6a912808ec7c3cde8a7f88c8.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

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memory/1912-133-0x0000000000030000-0x000000000011C000-memory.dmp

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memory/1912-134-0x00000000050F0000-0x0000000005694000-memory.dmp

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memory/1912-135-0x0000000004B40000-0x0000000004BD2000-memory.dmp

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memory/1912-136-0x0000000004AE0000-0x0000000004AEA000-memory.dmp

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memory/1912-137-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

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memory/1912-138-0x0000000004AD0000-0x0000000004AE0000-memory.dmp

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memory/1912-139-0x0000000007670000-0x000000000770C000-memory.dmp

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memory/4800-140-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/4800-143-0x00000000030C0000-0x00000000030D0000-memory.dmp

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memory/4800-144-0x0000000006B50000-0x0000000006D12000-memory.dmp

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memory/4800-145-0x00000000030C0000-0x00000000030D0000-memory.dmp

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