snakekeylogger | 008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbf | Triage

Analysis

max time kernel
120s
max time network
146s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
13-10-2023 16:02

Sharing

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General

Target

NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
Size

539KB
MD5

b1a8dfff51ee717d53c7f90f0840fe9b
SHA1

33ca9d90da7c348233e4eaa565c5b9b91017709d
SHA256

008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbf
SHA512

fbf81cba922f55946d5fc7f7694a9095cef51976eb7780b851f1c2fd34b7a366da7f527f73343b455f15e5d5f9a37cc4b1c2dfab0f43cd72960dfc39feab90e6
SSDEEP

12288:mdJF9KCvoctGgxTkn3MvWroS5RtS0yUn1vhU2Zq6s9sdX:mdJF4CvoctGITknAWZ1ULtGX

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 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1420-22-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1420-20-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1420-18-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1420-25-0x0000000004A40000-0x0000000004A80000-memory.dmp	family_snakekeylogger
behavioral1/memory/1420-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1420-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1420-27-0x0000000004A40000-0x0000000004A80000-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.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_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

4 checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

description	pid	process	target process
PID 2112 set thread context of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

pid	process
1420	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
1420	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

description pid process

Token: SeDebugPrivilege 1420 NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

description	pid	process	target process
PID 2112 wrote to memory of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
PID 2112 wrote to memory of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
PID 2112 wrote to memory of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
PID 2112 wrote to memory of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
PID 2112 wrote to memory of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
PID 2112 wrote to memory of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
PID 2112 wrote to memory of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
PID 2112 wrote to memory of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
PID 2112 wrote to memory of 1420	2112	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

outlook_office_path 1 IoCs

Processes:

NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

outlook_win_path 1 IoCs

Processes:

NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2112

C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAS008af3e6e04d2340b385793e03af2550e0e18ce1531d635dff30e69d3e820dbfexeexeexe_JC.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1420

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

memory/1420-25-0x0000000004A40000-0x0000000004A80000-memory.dmp

Filesize
256KB

Download
memory/1420-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1420-22-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1420-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1420-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1420-27-0x0000000004A40000-0x0000000004A80000-memory.dmp

Filesize
256KB

Download
memory/1420-26-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/1420-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1420-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1420-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1420-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1420-24-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-4-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-3-0x0000000000530000-0x0000000000546000-memory.dmp

Filesize
88KB

Download
memory/2112-1-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-0-0x0000000000AE0000-0x0000000000B6C000-memory.dmp

Filesize
560KB

Download
memory/2112-23-0x0000000073F70000-0x000000007465E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-2-0x0000000004C70000-0x0000000004CB0000-memory.dmp

Filesize
256KB

Download
memory/2112-7-0x0000000004E00000-0x0000000004E60000-memory.dmp

Filesize
384KB

Download
memory/2112-6-0x0000000000590000-0x00000000005A0000-memory.dmp

Filesize
64KB

Download
memory/2112-5-0x0000000004C70000-0x0000000004CB0000-memory.dmp

Filesize
256KB

Download