snakekeylogger | d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231 | Triage

Analysis

max time kernel
163s
max time network
184s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
10-10-2023 21:23

Sharing

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General

Target

d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
Size

573KB
MD5

6b4f6cc2f9b20734530acf3124a14cac
SHA1

a07f1d4fe758c87819ff62671e015dbb38b8a7ac
SHA256

d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231
SHA512

9000588d205a4e8ce68f3f6568ec9b82be16c85cd34695c9045f6e968f6529316995efa8cd11c889fcca89b287eb3e8a7a9d079662eba71aa3e102c79f194eaf
SSDEEP

12288:QMiyiRJU/WceD6+kpqkIaHkuhirf6Kgtom55Nk5PMVFS:jZFe/ZkcH+kp2nHHm0

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.1tcl.com
Port:
25
Username:
[email protected]
Password:
RRa*ysS8

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/4464-12-0x0000000000400000-0x0000000000424000-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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

Email Collection

Processes:

d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.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

61 checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

description	pid	process	target process
PID 396 set thread context of 4464	396	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

pid	process
4464	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
4464	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

description pid process

Token: SeDebugPrivilege 4464 d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

description	pid	process	target process
PID 396 wrote to memory of 4464	396	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
PID 396 wrote to memory of 4464	396	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
PID 396 wrote to memory of 4464	396	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
PID 396 wrote to memory of 4464	396	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
PID 396 wrote to memory of 4464	396	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
PID 396 wrote to memory of 4464	396	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
PID 396 wrote to memory of 4464	396	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
PID 396 wrote to memory of 4464	396	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

outlook_office_path 1 IoCs

Processes:

d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

outlook_win_path 1 IoCs

Processes:

d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1045988481-1457812719-2617974652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe

C:\Users\Admin\AppData\Local\Temp\d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
"C:\Users\Admin\AppData\Local\Temp\d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:396

C:\Users\Admin\AppData\Local\Temp\d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe
"C:\Users\Admin\AppData\Local\Temp\d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d0018553788684559db6376fe759c7eb91b56532f24fcdee4468dae430511231_JC.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/396-10-0x00000000051A0000-0x00000000051FE000-memory.dmp

Filesize
376KB

Download
memory/396-16-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/396-3-0x0000000004BB0000-0x0000000004C42000-memory.dmp

Filesize
584KB

Download
memory/396-4-0x0000000004D20000-0x0000000004D30000-memory.dmp

Filesize
64KB

Download
memory/396-5-0x0000000004C70000-0x0000000004C7A000-memory.dmp

Filesize
40KB

Download
memory/396-6-0x0000000004F00000-0x0000000004F1A000-memory.dmp

Filesize
104KB

Download
memory/396-7-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/396-11-0x0000000009DE0000-0x0000000009E7C000-memory.dmp

Filesize
624KB

Download
memory/396-9-0x0000000004F20000-0x0000000004F2C000-memory.dmp

Filesize
48KB

Download
memory/396-2-0x0000000005260000-0x0000000005804000-memory.dmp

Filesize
5.6MB

Download
memory/396-8-0x0000000004D20000-0x0000000004D30000-memory.dmp

Filesize
64KB

Download
memory/396-1-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/396-0-0x0000000000290000-0x0000000000324000-memory.dmp

Filesize
592KB

Download
memory/4464-19-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/4464-15-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/4464-17-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/4464-18-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/4464-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4464-20-0x0000000006380000-0x00000000063D0000-memory.dmp

Filesize
320KB

Download
memory/4464-21-0x00000000065A0000-0x0000000006762000-memory.dmp

Filesize
1.8MB

Download