snakekeylogger | 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469

Analysis

max time kernel
122s
max time network
131s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
30-06-2024 01:02

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General

Target

16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
Size

482KB
MD5

9aaf0e13931abe17c27dd943b5835937
SHA1

8db76fa143b6e967cc9fe9b9ed441291ca055009
SHA256

16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469
SHA512

05c9a9ba679f7155208c8928d45797c80c301eb46f3670c30759077ccd5edd6a82798bcb2eea325ab598197c4320277294af9ee51a01ac872755bcf206abdd23
SSDEEP

6144:wXuAPKbX9sDEXfmgVvUKm0RfeFdDcyfXZXTraIyErhT41fG5QDGiu/byyvDuBRgC:wXuBqDEvmYfsDcyfpXpTh5qDGiEv6BC

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
fY,FLoadtsiF

Signatures

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

Snake Keylogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2516-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2516-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2516-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2516-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2516-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2516-13-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2516-17-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2516-15-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2516-10-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/2516-9-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2516-13-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2516-17-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2516-15-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2516-10-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/2516-9-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables with potential process hoocking 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2516-13-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
behavioral1/memory/2516-17-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
behavioral1/memory/2516-15-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
behavioral1/memory/2516-10-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
behavioral1/memory/2516-9-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook

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:

16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.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

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

description	pid	process	target process
PID 3064 set thread context of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

pid process

2516 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
2516 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

description pid process

Token: SeDebugPrivilege 2516 16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

pid	process
2516	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
2516	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

description	pid	process
Token: SeDebugPrivilege	2516	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

description	pid	process	target process
PID 3064 wrote to memory of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
PID 3064 wrote to memory of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
PID 3064 wrote to memory of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
PID 3064 wrote to memory of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
PID 3064 wrote to memory of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
PID 3064 wrote to memory of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
PID 3064 wrote to memory of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
PID 3064 wrote to memory of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
PID 3064 wrote to memory of 2516	3064	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

outlook_office_path 1 IoCs

Processes:

16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

outlook_win_path 1 IoCs

Processes:

16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe

C:\Users\Admin\AppData\Local\Temp\16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
"C:\Users\Admin\AppData\Local\Temp\16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3064

C:\Users\Admin\AppData\Local\Temp\16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe
"C:\Users\Admin\AppData\Local\Temp\16335a1172a838611368645dab4446c79b750e3159a6d9f95556d420c559f469.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2516

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2516-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2516-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2516-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2516-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2516-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2516-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2516-18-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2516-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2516-22-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2516-21-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2516-19-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2516-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3064-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/3064-1-0x0000000000030000-0x00000000000AE000-memory.dmp

Filesize
504KB

Download
memory/3064-3-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/3064-20-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/3064-2-0x0000000000590000-0x00000000005E4000-memory.dmp

Filesize
336KB

Download
memory/3064-4-0x0000000000540000-0x0000000000548000-memory.dmp

Filesize
32KB

Download