snakekeylogger | c2cea2c500b0bf93e0af89d6cf07f46586b44d86613d331c0079c1eef108674e

Analysis

max time kernel
130s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
26-06-2024 07:47

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General

Target

new contract.exe
Size

521KB
MD5

a62161fb37a0da7fbfb3913ce4aecb2c
SHA1

2d994e85cf444c5b784d55a52c676b9773b27758
SHA256

f2101696ff6fb8e2171fe666df358500c675246fcbdf4620fe2961be8e5fb316
SHA512

bc08e560c8cc81c3cce3e2f33d3991e87fc27e4e5473fdb149698cad34a9c7dfbb47e75fdce2e263a0385368090e8a99eeec61a9666f1058b91ba802c966da4c
SSDEEP

12288:c5kndm17d93IfLZS9oOarFK+Wbi1vk6i:HngZ7IfLZSR3/bGs6i

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
webmail.valleycountysar.org
Port:
465
Username:
[email protected]
Password:
DKw(r0%wpbd]

https://api.telegram.org/bot6812788177:AAHJ7__ozL0XtBMeO1hcjgFB8ECV3bh5yjg/sendMessage?chat_id=5007084465

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/1796-9-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger
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

resource	yara_rule
behavioral2/memory/1796-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

new contract.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new contract.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new contract.exe
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new contract.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

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

Processes:

new contract.exe

description pid process target process

PID 1892 set thread context of 1796 1892 new contract.exe new contract.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

new contract.exe

pid process

1796 new contract.exe
1796 new contract.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

new contract.exe

description pid process

Token: SeDebugPrivilege 1796 new contract.exe

flow	ioc
7	checkip.dyndns.org

description	pid	process	target process
PID 1892 set thread context of 1796	1892	new contract.exe	new contract.exe

pid	process
1796	new contract.exe
1796	new contract.exe

description	pid	process
Token: SeDebugPrivilege	1796	new contract.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

new contract.exe

description	pid	process	target process
PID 1892 wrote to memory of 1796	1892	new contract.exe	new contract.exe
PID 1892 wrote to memory of 1796	1892	new contract.exe	new contract.exe
PID 1892 wrote to memory of 1796	1892	new contract.exe	new contract.exe
PID 1892 wrote to memory of 1796	1892	new contract.exe	new contract.exe
PID 1892 wrote to memory of 1796	1892	new contract.exe	new contract.exe
PID 1892 wrote to memory of 1796	1892	new contract.exe	new contract.exe
PID 1892 wrote to memory of 1796	1892	new contract.exe	new contract.exe
PID 1892 wrote to memory of 1796	1892	new contract.exe	new contract.exe

outlook_office_path 1 IoCs

Processes:

new contract.exe

description ioc process

Key opened \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 new contract.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new contract.exe

outlook_win_path 1 IoCs

Processes:

new contract.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	new contract.exe

C:\Users\Admin\AppData\Local\Temp\new contract.exe
"C:\Users\Admin\AppData\Local\Temp\new contract.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1892

C:\Users\Admin\AppData\Local\Temp\new contract.exe
"C:\Users\Admin\AppData\Local\Temp\new contract.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1796

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4356,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=3884 /prefetch:8
1⤵
PID:2944

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/1796-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1796-16-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/1796-15-0x0000000006D30000-0x0000000006EF2000-memory.dmp

Filesize
1.8MB

Download
memory/1796-14-0x0000000006B10000-0x0000000006B60000-memory.dmp

Filesize
320KB

Download
memory/1796-11-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/1796-10-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/1892-8-0x0000000005060000-0x0000000005068000-memory.dmp

Filesize
32KB

Download
memory/1892-7-0x0000000005170000-0x000000000520C000-memory.dmp

Filesize
624KB

Download
memory/1892-0-0x000000007440E000-0x000000007440F000-memory.dmp

Filesize
4KB

Download
memory/1892-6-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/1892-5-0x0000000005080000-0x00000000050D4000-memory.dmp

Filesize
336KB

Download
memory/1892-4-0x0000000004F20000-0x0000000004F2A000-memory.dmp

Filesize
40KB

Download
memory/1892-13-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/1892-3-0x0000000004E30000-0x0000000004EC2000-memory.dmp

Filesize
584KB

Download
memory/1892-2-0x00000000054F0000-0x0000000005A94000-memory.dmp

Filesize
5.6MB

Download
memory/1892-1-0x0000000000390000-0x0000000000418000-memory.dmp

Filesize
544KB

Download