snakekeylogger | 8f5a23cb25c7cb7ec6ea3a53261ed6c7983751eabaccae62dd964b8dee5259ee

General

Target

RFQ 77900.exe
Size

631KB
MD5

246d186d8e2142c91501e9c20f67d08f
SHA1

b18de426e6d28d6551beee2ab1f6ef85f8ea525a
SHA256

8f5a23cb25c7cb7ec6ea3a53261ed6c7983751eabaccae62dd964b8dee5259ee
SHA512

2c226534a8e86dd507960d3a8e77e3cf65dfc1bba7524691abd3e0480f22ba878ef0fc3295e29e3969125563503296dcd608be37a47958625af1c5b1afb56196
SSDEEP

6144:ZZbWdOtQpf1+4oIxW0kGLBwN/Mo7Yu6D4XsX/ZwlWhxBJjSKXWqrvEPkVPRmk5eG:6cQT+qZkEB6N6DYkvvjSCumZJbxpDF

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.stilltech.ro
Port:
587
Username:
[email protected]
Password:
eurobit555ro
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/840-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/840-65-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/840-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/840-67-0x000000000042028E-mapping.dmp	family_snakekeylogger
behavioral1/memory/840-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/840-71-0x0000000000400000-0x0000000000426000-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

Processes:

RFQ 77900.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ 77900.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ 77900.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ 77900.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

4 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ 77900.exe

description pid process target process

PID 940 set thread context of 840 940 RFQ 77900.exe RFQ 77900.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

RFQ 77900.exe

pid process

840 RFQ 77900.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RFQ 77900.exe

description pid process

Token: SeDebugPrivilege 840 RFQ 77900.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 940 set thread context of 840	940	RFQ 77900.exe	RFQ 77900.exe

pid	process
840	RFQ 77900.exe

description	pid	process
Token: SeDebugPrivilege	840	RFQ 77900.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

RFQ 77900.exe

description	pid	process	target process
PID 940 wrote to memory of 840	940	RFQ 77900.exe	RFQ 77900.exe
PID 940 wrote to memory of 840	940	RFQ 77900.exe	RFQ 77900.exe
PID 940 wrote to memory of 840	940	RFQ 77900.exe	RFQ 77900.exe
PID 940 wrote to memory of 840	940	RFQ 77900.exe	RFQ 77900.exe
PID 940 wrote to memory of 840	940	RFQ 77900.exe	RFQ 77900.exe
PID 940 wrote to memory of 840	940	RFQ 77900.exe	RFQ 77900.exe
PID 940 wrote to memory of 840	940	RFQ 77900.exe	RFQ 77900.exe
PID 940 wrote to memory of 840	940	RFQ 77900.exe	RFQ 77900.exe
PID 940 wrote to memory of 840	940	RFQ 77900.exe	RFQ 77900.exe

outlook_office_path 1 IoCs

Processes:

RFQ 77900.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ 77900.exe

outlook_win_path 1 IoCs

Processes:

RFQ 77900.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RFQ 77900.exe

C:\Users\Admin\AppData\Local\Temp\RFQ 77900.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ 77900.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:940

C:\Users\Admin\AppData\Local\Temp\RFQ 77900.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ 77900.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:840

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/840-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/840-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/840-71-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/840-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/840-67-0x000000000042028E-mapping.dmp

Download
memory/840-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/840-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/840-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/940-55-0x00000000756B1000-0x00000000756B3000-memory.dmp

Filesize
8KB

Download
memory/940-54-0x00000000002C0000-0x0000000000364000-memory.dmp

Filesize
656KB

Download
memory/940-59-0x0000000001E40000-0x0000000001E66000-memory.dmp

Filesize
152KB

Download
memory/940-58-0x0000000005100000-0x0000000005162000-memory.dmp

Filesize
392KB

Download
memory/940-57-0x0000000000810000-0x000000000081C000-memory.dmp

Filesize
48KB

Download
memory/940-56-0x00000000003C0000-0x00000000003D8000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads