snakekeylogger | fb697916a6e8662f63ff4823de89e3c3b18e2d372358d75181df294742513d65

Analysis

max time kernel
118s
max time network
133s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
27-06-2024 07:15

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General

Target

Proforma Invoice.exe
Size

1.1MB
MD5

bc8974efe8eaf656b8a193b3de5e6cd7
SHA1

e9759e7a7babfa9b0b409cbe3b17a5a8c0263fa4
SHA256

743515ad392665594a63eb8ce2432e2234733685d4d6c275c3d076f8b52182bf
SHA512

510bec96208cc514b13bb6352e1321d5c74a8676b7931161121045c6463c33e4f7c3e6f25b30c9ce33ede8112fc37cda5995dab3cfe6c8b8c00daa6e8b9ca34f
SSDEEP

12288:eP3w+24oEsHFYV4dQKK7v4k00sIxHplqGh/xZdFB9h/JkIS//SDeiq0D5kFkFwn4:GRoEslXMhlRlh/xZ7B9hGIMSDetMJP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.sydneylaptops.com.au
Port:
587
Username:
[email protected]
Password:
Ijeomam288@

Signatures

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

Proforma Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Proforma Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Proforma Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Proforma Invoice.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

8 freegeoip.app
9 freegeoip.app
4 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Proforma Invoice.exe

description pid process target process

PID 1680 set thread context of 2528 1680 Proforma Invoice.exe Proforma Invoice.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2752 2528 WerFault.exe Proforma Invoice.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Proforma Invoice.exe

pid process

2528 Proforma Invoice.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Proforma Invoice.exe

description pid process

Token: SeDebugPrivilege 2528 Proforma Invoice.exe

flow	ioc
8	freegeoip.app
9	freegeoip.app
4	checkip.dyndns.org

description	pid	process	target process
PID 1680 set thread context of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe

pid	pid_target	process	target process
2752	2528	WerFault.exe	Proforma Invoice.exe

pid	process
2528	Proforma Invoice.exe

description	pid	process
Token: SeDebugPrivilege	2528	Proforma Invoice.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Proforma Invoice.exeProforma Invoice.exe

description	pid	process	target process
PID 1680 wrote to memory of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe
PID 1680 wrote to memory of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe
PID 1680 wrote to memory of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe
PID 1680 wrote to memory of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe
PID 1680 wrote to memory of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe
PID 1680 wrote to memory of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe
PID 1680 wrote to memory of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe
PID 1680 wrote to memory of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe
PID 1680 wrote to memory of 2528	1680	Proforma Invoice.exe	Proforma Invoice.exe
PID 2528 wrote to memory of 2752	2528	Proforma Invoice.exe	WerFault.exe
PID 2528 wrote to memory of 2752	2528	Proforma Invoice.exe	WerFault.exe
PID 2528 wrote to memory of 2752	2528	Proforma Invoice.exe	WerFault.exe
PID 2528 wrote to memory of 2752	2528	Proforma Invoice.exe	WerFault.exe

outlook_office_path 1 IoCs

Processes:

Proforma Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Proforma Invoice.exe

outlook_win_path 1 IoCs

Processes:

Proforma Invoice.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Proforma Invoice.exe

C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1680

C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 1096
3⤵
- Program crash
PID:2752

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/1680-0-0x00000000741BE000-0x00000000741BF000-memory.dmp

Filesize
4KB

Download
memory/1680-1-0x0000000000A70000-0x0000000000B8A000-memory.dmp

Filesize
1.1MB

Download
memory/1680-2-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-3-0x0000000000690000-0x000000000069A000-memory.dmp

Filesize
40KB

Download
memory/1680-4-0x00000000741BE000-0x00000000741BF000-memory.dmp

Filesize
4KB

Download
memory/1680-5-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-6-0x0000000005620000-0x00000000056E0000-memory.dmp

Filesize
768KB

Download
memory/1680-19-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-17-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2528-15-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2528-13-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2528-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2528-10-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2528-9-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2528-8-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2528-18-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-7-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2528-20-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2528-21-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download