snakekeylogger | 2f62e1108b56ac73c035abb0cacd3b297cdfbd6f2315bdb94b3cef882c5405fc

General

Target

f49028a451c11ab6a31e7e705118fd22.exe
Size

832KB
MD5

f49028a451c11ab6a31e7e705118fd22
SHA1

5bb2afa7d0277ebf64d498d17ce157841aee57d8
SHA256

2f62e1108b56ac73c035abb0cacd3b297cdfbd6f2315bdb94b3cef882c5405fc
SHA512

5172c153d0336a8c701d27e71acf21854a64465367e02a9a3e3057808b90626602916a24c21cae5c0c144be2ad36388f6c961ed052aee2b93af847b5c155967c
SSDEEP

12288:Co2iaNA4GQ0bxzp8Vnx1B8zYLxq9C00yEFlac2Sfom9j0t07vCaedAwQPME3neF:Co2iwAnQHaC0JErac2qoW0emasO3neF

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.vantage-fx.com
Port:
25
Username:
[email protected]
Password:
demo0504

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3984-139-0x0000000000400000-0x0000000000426000-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-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f49028a451c11ab6a31e7e705118fd22.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f49028a451c11ab6a31e7e705118fd22.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f49028a451c11ab6a31e7e705118fd22.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
35	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4300 set thread context of 3984	4300	f49028a451c11ab6a31e7e705118fd22.exe	86

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4300	f49028a451c11ab6a31e7e705118fd22.exe
4300	f49028a451c11ab6a31e7e705118fd22.exe
3984	f49028a451c11ab6a31e7e705118fd22.exe
3984	f49028a451c11ab6a31e7e705118fd22.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4300	f49028a451c11ab6a31e7e705118fd22.exe
Token: SeDebugPrivilege	3984	f49028a451c11ab6a31e7e705118fd22.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 2860	4300	f49028a451c11ab6a31e7e705118fd22.exe	85
PID 4300 wrote to memory of 2860	4300	f49028a451c11ab6a31e7e705118fd22.exe	85
PID 4300 wrote to memory of 2860	4300	f49028a451c11ab6a31e7e705118fd22.exe	85
PID 4300 wrote to memory of 3984	4300	f49028a451c11ab6a31e7e705118fd22.exe	86
PID 4300 wrote to memory of 3984	4300	f49028a451c11ab6a31e7e705118fd22.exe	86
PID 4300 wrote to memory of 3984	4300	f49028a451c11ab6a31e7e705118fd22.exe	86
PID 4300 wrote to memory of 3984	4300	f49028a451c11ab6a31e7e705118fd22.exe	86
PID 4300 wrote to memory of 3984	4300	f49028a451c11ab6a31e7e705118fd22.exe	86
PID 4300 wrote to memory of 3984	4300	f49028a451c11ab6a31e7e705118fd22.exe	86
PID 4300 wrote to memory of 3984	4300	f49028a451c11ab6a31e7e705118fd22.exe	86
PID 4300 wrote to memory of 3984	4300	f49028a451c11ab6a31e7e705118fd22.exe	86

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f49028a451c11ab6a31e7e705118fd22.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f49028a451c11ab6a31e7e705118fd22.exe

C:\Users\Admin\AppData\Local\Temp\f49028a451c11ab6a31e7e705118fd22.exe
"C:\Users\Admin\AppData\Local\Temp\f49028a451c11ab6a31e7e705118fd22.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4300
- C:\Users\Admin\AppData\Local\Temp\f49028a451c11ab6a31e7e705118fd22.exe
  "C:\Users\Admin\AppData\Local\Temp\f49028a451c11ab6a31e7e705118fd22.exe"
  2⤵
  PID:2860
- C:\Users\Admin\AppData\Local\Temp\f49028a451c11ab6a31e7e705118fd22.exe
  "C:\Users\Admin\AppData\Local\Temp\f49028a451c11ab6a31e7e705118fd22.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3984

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

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\f49028a451c11ab6a31e7e705118fd22.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3984-139-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3984-141-0x00000000065A0000-0x0000000006762000-memory.dmp

Filesize
1.8MB

Download
memory/4300-132-0x0000000000280000-0x0000000000356000-memory.dmp

Filesize
856KB

Download
memory/4300-133-0x00000000052F0000-0x0000000005894000-memory.dmp

Filesize
5.6MB

Download
memory/4300-134-0x0000000004D40000-0x0000000004DD2000-memory.dmp

Filesize
584KB

Download
memory/4300-135-0x0000000004CF0000-0x0000000004CFA000-memory.dmp

Filesize
40KB

Download
memory/4300-136-0x00000000090F0000-0x000000000918C000-memory.dmp

Filesize
624KB

Download

Analysis

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