snakekeylogger | 072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9 | Triage

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2023 16:06

Sharing

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General

Target

NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
Size

574KB
MD5

2474d448f810e4090ba3daa707f372b2
SHA1

f00c6da6aa976899b62ad4d4b2875ac14d4613f0
SHA256

072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9
SHA512

b9ac809981926ded673977cd17b72780409dc724a26ee276853f01babc603f0ffb47adf3da9e48f9bece1a1cea6a04445a688df9fff1251e51c35dd37f3da0b6
SSDEEP

12288:QEkVRI7s9nw8W1P+axP3cwmP1MxsuUrRhBj8L6E0zqHRb:OVK7s9nDWLBcwmP1Mg3gD02HRb

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 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1320-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral2/memory/1320-17-0x0000000005240000-0x0000000005250000-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.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
Key opened	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_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

1 checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

description	pid	process	target process
PID 2704 set thread context of 1320	2704	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

pid	process
1320	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
1320	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

description pid process

Token: SeDebugPrivilege 1320 NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

description	pid	process	target process
PID 2704 wrote to memory of 1320	2704	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
PID 2704 wrote to memory of 1320	2704	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
PID 2704 wrote to memory of 1320	2704	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
PID 2704 wrote to memory of 1320	2704	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
PID 2704 wrote to memory of 1320	2704	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
PID 2704 wrote to memory of 1320	2704	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
PID 2704 wrote to memory of 1320	2704	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
PID 2704 wrote to memory of 1320	2704	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

outlook_office_path 1 IoCs

Processes:

NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

outlook_win_path 1 IoCs

Processes:

NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2704

C:\Users\Admin\AppData\Local\Temp\NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1320

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\NEAS.072d45e35fb6403f20ba1d9f1df354a06bb9f32af28bb635140624f011af8ea9exe_JC.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1320-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1320-21-0x0000000005240000-0x0000000005250000-memory.dmp

Filesize
64KB

Download
memory/1320-20-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/1320-19-0x00000000064E0000-0x00000000066A2000-memory.dmp

Filesize
1.8MB

Download
memory/1320-18-0x00000000062C0000-0x0000000006310000-memory.dmp

Filesize
320KB

Download
memory/1320-17-0x0000000005240000-0x0000000005250000-memory.dmp

Filesize
64KB

Download
memory/1320-15-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/2704-10-0x0000000008100000-0x0000000008160000-memory.dmp

Filesize
384KB

Download
memory/2704-9-0x0000000005AC0000-0x0000000005AD0000-memory.dmp

Filesize
64KB

Download
memory/2704-0-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/2704-11-0x000000000A850000-0x000000000A8EC000-memory.dmp

Filesize
624KB

Download
memory/2704-8-0x00000000059D0000-0x00000000059E0000-memory.dmp

Filesize
64KB

Download
memory/2704-7-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/2704-6-0x0000000005960000-0x0000000005978000-memory.dmp

Filesize
96KB

Download
memory/2704-16-0x0000000074F40000-0x00000000756F0000-memory.dmp

Filesize
7.7MB

Download
memory/2704-5-0x00000000056F0000-0x00000000056FA000-memory.dmp

Filesize
40KB

Download
memory/2704-4-0x00000000059D0000-0x00000000059E0000-memory.dmp

Filesize
64KB

Download
memory/2704-3-0x0000000005770000-0x0000000005802000-memory.dmp

Filesize
584KB

Download
memory/2704-2-0x0000000005D20000-0x00000000062C4000-memory.dmp

Filesize
5.6MB

Download
memory/2704-1-0x0000000000C70000-0x0000000000D04000-memory.dmp

Filesize
592KB

Download