snakekeylogger | f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 01:23

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe
Size

1.5MB
MD5

ec3fe16c54946213c717a27606f70243
SHA1

d11efe4e0f949ff6b14929cd30ae146c1b4a11c9
SHA256

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695
SHA512

66125f727ec27d3e1da5c87953e46e928b000d564c784b919ba0b558efe4aa080a2f310e729f03b113ab02bc5aea390bb60a6829d3d586fab414b430d40eab04
SSDEEP

12288:1hNsCbYGek5/68cYvmjZxVcsK3SCv6vcuqVuMDCqg0h+:14CF/6V1xNK3SnUrRh+

Score

10^/10

snakekeylogger collection keylogger 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 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/4856-4-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/4856-4-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers
Detects executables packed with or use KoiVM 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/5108-2-0x000001F6E3280000-0x000001F6E32FA000-memory.dmp INDICATOR_EXE_Packed_KoiVM
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/4856-4-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Detects executables with potential process hoocking 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/4856-4-0x0000000000400000-0x0000000000426000-memory.dmp INDICATOR_SUSPICIOUS_EXE_DotNetProcHook

resource	yara_rule
behavioral2/memory/4856-4-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

resource	yara_rule
behavioral2/memory/4856-4-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

resource	yara_rule
behavioral2/memory/5108-2-0x000001F6E3280000-0x000001F6E32FA000-memory.dmp	INDICATOR_EXE_Packed_KoiVM

resource	yara_rule
behavioral2/memory/4856-4-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

resource	yara_rule
behavioral2/memory/4856-4-0x0000000000400000-0x0000000000426000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DotNetProcHook

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

jsc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.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

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

Processes:

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe

description pid process target process

PID 5108 set thread context of 4856 5108 f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe jsc.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

jsc.exe

pid process

4856 jsc.exe
4856 jsc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

jsc.exe

description pid process

Token: SeDebugPrivilege 4856 jsc.exe

flow	ioc
6	checkip.dyndns.org

description	pid	process	target process
PID 5108 set thread context of 4856	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe

pid	process
4856	jsc.exe
4856	jsc.exe

description	pid	process
Token: SeDebugPrivilege	4856	jsc.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe

description	pid	process	target process
PID 5108 wrote to memory of 4856	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 4856	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 4856	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 4856	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 4856	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 4856	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 4856	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 4856	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 2076	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 2076	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe
PID 5108 wrote to memory of 2076	5108	f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe	jsc.exe

outlook_office_path 1 IoCs

Processes:

jsc.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 jsc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

outlook_win_path 1 IoCs

Processes:

jsc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

C:\Users\Admin\AppData\Local\Temp\f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe
"C:\Users\Admin\AppData\Local\Temp\f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5108

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4856

C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
2⤵
PID:2076

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4856-8-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/4856-10-0x00000000063B0000-0x0000000006400000-memory.dmp

Filesize
320KB

Download
memory/4856-15-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/4856-14-0x000000007474E000-0x000000007474F000-memory.dmp

Filesize
4KB

Download
memory/4856-13-0x0000000006430000-0x000000000643A000-memory.dmp

Filesize
40KB

Download
memory/4856-5-0x000000007474E000-0x000000007474F000-memory.dmp

Filesize
4KB

Download
memory/4856-12-0x00000000064A0000-0x0000000006532000-memory.dmp

Filesize
584KB

Download
memory/4856-6-0x0000000005520000-0x0000000005AC4000-memory.dmp

Filesize
5.6MB

Download
memory/4856-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4856-11-0x00000000065D0000-0x0000000006792000-memory.dmp

Filesize
1.8MB

Download
memory/4856-7-0x0000000004F70000-0x000000000500C000-memory.dmp

Filesize
624KB

Download
memory/5108-9-0x00007FFE98210000-0x00007FFE98CD1000-memory.dmp

Filesize
10.8MB

Download
memory/5108-1-0x000001F6C8E90000-0x000001F6C8E98000-memory.dmp

Filesize
32KB

Download
memory/5108-0-0x00007FFE98213000-0x00007FFE98215000-memory.dmp

Filesize
8KB

Download
memory/5108-3-0x00007FFE98210000-0x00007FFE98CD1000-memory.dmp

Filesize
10.8MB

Download
memory/5108-2-0x000001F6E3280000-0x000001F6E32FA000-memory.dmp

Filesize
488KB

Download