snakekeylogger | f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478 | Triage

Analysis

max time kernel
118s
max time network
145s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
23-10-2023 19:32

Sharing

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General

Target

NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
Size

529KB
MD5

cd5b6351f000e4622479883aca0fe314
SHA1

bc95de037e2ecfff50010a996646dd001aa7f7f3
SHA256

f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478
SHA512

9e571d5fcce5a7a9c36333c7c513d7d4f48705633dae765d626b7501bae18d469b72fc6052df6ecf127ee6d9f0150b1701f60b558392a42fc0cee2465521b48e
SSDEEP

12288:j8zS55mFzNgA4e4vS5im+ykiY/+fnUDtK/SsytobQB:jf55qRgA4v8f3fUD86tobQ

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.megakarsa.com
Port:
587
Username:
[email protected]
Password:
f1n4nc3m3g4k4Rs4
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2932-11-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2932-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2932-15-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2932-17-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2932-19-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2932-22-0x00000000005E0000-0x0000000000620000-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:

NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_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

2 checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

description	pid	process	target process
PID 2584 set thread context of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

pid	process
2932	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
2932	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

description pid process

Token: SeDebugPrivilege 2932 NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

description	pid	process	target process
PID 2584 wrote to memory of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
PID 2584 wrote to memory of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
PID 2584 wrote to memory of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
PID 2584 wrote to memory of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
PID 2584 wrote to memory of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
PID 2584 wrote to memory of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
PID 2584 wrote to memory of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
PID 2584 wrote to memory of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
PID 2584 wrote to memory of 2932	2584	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

outlook_office_path 1 IoCs

Processes:

NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

outlook_win_path 1 IoCs

Processes:

NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2584

C:\Users\Admin\AppData\Local\Temp\NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478exe_JC.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2932

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

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Downloads

memory/2584-0-0x00000000008F0000-0x000000000097A000-memory.dmp

Filesize
552KB

Download
memory/2584-1-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2584-2-0x0000000004A60000-0x0000000004AA0000-memory.dmp

Filesize
256KB

Download
memory/2584-3-0x0000000000490000-0x00000000004A8000-memory.dmp

Filesize
96KB

Download
memory/2584-4-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2584-5-0x0000000004A60000-0x0000000004AA0000-memory.dmp

Filesize
256KB

Download
memory/2584-6-0x0000000000310000-0x0000000000320000-memory.dmp

Filesize
64KB

Download
memory/2584-7-0x0000000004FD0000-0x0000000005030000-memory.dmp

Filesize
384KB

Download
memory/2584-21-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2932-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2932-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2932-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2932-15-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2932-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2932-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2932-20-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2932-22-0x00000000005E0000-0x0000000000620000-memory.dmp

Filesize
256KB

Download
memory/2932-23-0x0000000074B50000-0x000000007523E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-24-0x00000000005E0000-0x0000000000620000-memory.dmp

Filesize
256KB

Download