snakekeylogger | f4f50ce7cc274f69b17412721fab0ec1cde465a47570e7dad8fd84749feb5478

General

Target

swift.txt.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 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3536-12-0x0000000000400000-0x0000000000424000-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:

swift.txt.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift.txt.exe
Key opened	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift.txt.exe
Key opened	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift.txt.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

43 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

swift.txt.exe

description pid process target process

PID 4540 set thread context of 3536 4540 swift.txt.exe swift.txt.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

swift.txt.exe

pid process

3536 swift.txt.exe
3536 swift.txt.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

swift.txt.exe

description pid process

Token: SeDebugPrivilege 3536 swift.txt.exe

flow	ioc
43	checkip.dyndns.org

description	pid	process	target process
PID 4540 set thread context of 3536	4540	swift.txt.exe	swift.txt.exe

pid	process
3536	swift.txt.exe
3536	swift.txt.exe

description	pid	process
Token: SeDebugPrivilege	3536	swift.txt.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

swift.txt.exe

description	pid	process	target process
PID 4540 wrote to memory of 3536	4540	swift.txt.exe	swift.txt.exe
PID 4540 wrote to memory of 3536	4540	swift.txt.exe	swift.txt.exe
PID 4540 wrote to memory of 3536	4540	swift.txt.exe	swift.txt.exe
PID 4540 wrote to memory of 3536	4540	swift.txt.exe	swift.txt.exe
PID 4540 wrote to memory of 3536	4540	swift.txt.exe	swift.txt.exe
PID 4540 wrote to memory of 3536	4540	swift.txt.exe	swift.txt.exe
PID 4540 wrote to memory of 3536	4540	swift.txt.exe	swift.txt.exe
PID 4540 wrote to memory of 3536	4540	swift.txt.exe	swift.txt.exe

outlook_office_path 1 IoCs

Processes:

swift.txt.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift.txt.exe

outlook_win_path 1 IoCs

Processes:

swift.txt.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swift.txt.exe

C:\Users\Admin\AppData\Local\Temp\swift.txt.exe
"C:\Users\Admin\AppData\Local\Temp\swift.txt.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4540

C:\Users\Admin\AppData\Local\Temp\swift.txt.exe
"C:\Users\Admin\AppData\Local\Temp\swift.txt.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

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\swift.txt.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3536-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3536-20-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/3536-19-0x0000000006280000-0x0000000006442000-memory.dmp

Filesize
1.8MB

Download
memory/3536-18-0x0000000006060000-0x00000000060B0000-memory.dmp

Filesize
320KB

Download
memory/3536-17-0x0000000004EC0000-0x0000000004ED0000-memory.dmp

Filesize
64KB

Download
memory/3536-16-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/4540-5-0x0000000005850000-0x000000000585A000-memory.dmp

Filesize
40KB

Download
memory/4540-8-0x0000000005DE0000-0x0000000005DF8000-memory.dmp

Filesize
96KB

Download
memory/4540-9-0x00000000059D0000-0x00000000059E0000-memory.dmp

Filesize
64KB

Download
memory/4540-10-0x0000000005E00000-0x0000000005E10000-memory.dmp

Filesize
64KB

Download
memory/4540-11-0x0000000007410000-0x0000000007470000-memory.dmp

Filesize
384KB

Download
memory/4540-7-0x00000000059E0000-0x0000000005A7C000-memory.dmp

Filesize
624KB

Download
memory/4540-6-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/4540-15-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/4540-0-0x0000000000DE0000-0x0000000000E6A000-memory.dmp

Filesize
552KB

Download
memory/4540-4-0x00000000059D0000-0x00000000059E0000-memory.dmp

Filesize
64KB

Download
memory/4540-3-0x0000000005870000-0x0000000005902000-memory.dmp

Filesize
584KB

Download
memory/4540-2-0x0000000005E20000-0x00000000063C4000-memory.dmp

Filesize
5.6MB

Download
memory/4540-1-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads