snakekeylogger | ee17941713be610733db7fe7fe5fae7bf2bcc3cc5dc5b9bba593c6d624dd631e

Analysis

max time kernel
156s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2023 03:08

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General

Target

8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe
Size

1.1MB
MD5

cf89a03d499a9da3518a943bdaaf3f9a
SHA1

f6e1db56f0a6a88a787920a56acbb2406b5fca2b
SHA256

8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734
SHA512

4c61ab6c7014a868a7f1568074c018e469a2a4af6428a7e40cb4370d07b7c083a4b710d0c5b2c6c7c8ac5224e8301705643b599c3159f521dd97540df61f84f4
SSDEEP

24576:UfjHsVx69As4hkB/YAuseX7KvO1YAuJMi+sPV3GykDfMNVzCOgKIQtKoColK5dwL:CjHZ9AsQpAuserKvpAuJMi+sPV3GykDM

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
resultsurex.com
Port:
587
Username:
[email protected]
Password:
d()&nzU1tC3+

Protocol: ftp
Host:
ftp://ftp.resultsurex.com/
Port:
21
Username:
[email protected]
Password:
[XH~0fB9c]@*

https://api.telegram.org/bot6783929306:AAFJU35OkwjDMHKdR2FUDQELnw67_grsAts/sendMessage?chat_id=5986156290

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/452-8-0x0000000000400000-0x0000000000424000-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

collection

Email Collection

T1114

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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

10 checkip.dyndns.org

flow	ioc
10	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe

description	pid	process	target process
PID 3952 set thread context of 452	3952	8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

452 RegAsm.exe
452 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegAsm.exesvchost.exe

description pid process

Token: SeDebugPrivilege 452 RegAsm.exe
Token: SeManageVolumePrivilege 3016 svchost.exe

pid	process
452	RegAsm.exe
452	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	452	RegAsm.exe
Token: SeManageVolumePrivilege	3016	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe

description	pid	process	target process
PID 3952 wrote to memory of 452	3952	8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe	RegAsm.exe
PID 3952 wrote to memory of 452	3952	8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe	RegAsm.exe
PID 3952 wrote to memory of 452	3952	8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe	RegAsm.exe
PID 3952 wrote to memory of 452	3952	8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe	RegAsm.exe
PID 3952 wrote to memory of 452	3952	8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe	RegAsm.exe
PID 3952 wrote to memory of 452	3952	8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe	RegAsm.exe
PID 3952 wrote to memory of 452	3952	8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe	RegAsm.exe
PID 3952 wrote to memory of 452	3952	8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe
"C:\Users\Admin\AppData\Local\Temp\8c366bddcc19d07924b953259274f43f30c9a70f726c70420f8a01e07a209734.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3952

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:452

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:1600

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3016

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Comms\UnistoreDB\store.jfm

Filesize
16KB

MD5
89bf9aa1a3a08e3e5dc1b4a6cc02b54d

SHA1
8a776174b377f0608440f7e06400c95e370ac361

SHA256
8c9244509707df10982d5ab8fce057e9c594695cf0db1677fa6ac118d8259a22

SHA512
9676d309f45bdd0bb91e1595d619282f4cb625b07703012bb43e057309ff576c9ac31fafbd9e5be6f79659941944f320430a548cde9446ec1c14f4a3f6b9bf9d

Download Submit
memory/452-11-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/452-17-0x00000000052F0000-0x0000000005300000-memory.dmp

Filesize
64KB

Download
memory/452-16-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/452-15-0x0000000006590000-0x000000000659A000-memory.dmp

Filesize
40KB

Download
memory/452-14-0x0000000006710000-0x00000000068D2000-memory.dmp

Filesize
1.8MB

Download
memory/452-13-0x00000000063F0000-0x0000000006440000-memory.dmp

Filesize
320KB

Download
memory/452-12-0x00000000052F0000-0x0000000005300000-memory.dmp

Filesize
64KB

Download
memory/452-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3016-51-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-55-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-86-0x00000215FF180000-0x00000215FF181000-memory.dmp

Filesize
4KB

Download
memory/3016-85-0x00000215FF070000-0x00000215FF071000-memory.dmp

Filesize
4KB

Download
memory/3016-84-0x00000215FF070000-0x00000215FF071000-memory.dmp

Filesize
4KB

Download
memory/3016-82-0x00000215FF060000-0x00000215FF061000-memory.dmp

Filesize
4KB

Download
memory/3016-70-0x00000215FEE60000-0x00000215FEE61000-memory.dmp

Filesize
4KB

Download
memory/3016-67-0x00000215FEF20000-0x00000215FEF21000-memory.dmp

Filesize
4KB

Download
memory/3016-18-0x00000215F6C40000-0x00000215F6C50000-memory.dmp

Filesize
64KB

Download
memory/3016-34-0x00000215F6D40000-0x00000215F6D50000-memory.dmp

Filesize
64KB

Download
memory/3016-50-0x00000215FF2E0000-0x00000215FF2E1000-memory.dmp

Filesize
4KB

Download
memory/3016-64-0x00000215FEF30000-0x00000215FEF31000-memory.dmp

Filesize
4KB

Download
memory/3016-52-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-53-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-54-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-62-0x00000215FEF20000-0x00000215FEF21000-memory.dmp

Filesize
4KB

Download
memory/3016-56-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-57-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-58-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-59-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-60-0x00000215FF310000-0x00000215FF311000-memory.dmp

Filesize
4KB

Download
memory/3016-61-0x00000215FEF30000-0x00000215FEF31000-memory.dmp

Filesize
4KB

Download
memory/3952-10-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/3952-0-0x0000000000910000-0x0000000000A24000-memory.dmp

Filesize
1.1MB

Download
memory/3952-2-0x0000000002DC0000-0x0000000002E14000-memory.dmp

Filesize
336KB

Download
memory/3952-3-0x0000000005A20000-0x0000000005FC4000-memory.dmp

Filesize
5.6MB

Download
memory/3952-1-0x0000000075070000-0x0000000075820000-memory.dmp

Filesize
7.7MB

Download
memory/3952-4-0x0000000005510000-0x00000000055A2000-memory.dmp

Filesize
584KB

Download
memory/3952-5-0x0000000005650000-0x00000000056EC000-memory.dmp

Filesize
624KB

Download
memory/3952-6-0x0000000005460000-0x0000000005470000-memory.dmp

Filesize
64KB

Download
memory/3952-7-0x00000000054B0000-0x00000000054BA000-memory.dmp

Filesize
40KB

Download