snakekeylogger | 7ea4a70d11f9b347dc1130489ca32322875d587f11963d3b8c6e8583eac113b7

General

Target

contract.exe
Size

522KB
MD5

721e61ae010bd0e683bda80e28b977ae
SHA1

f2d3cbe4c62f632eff574c3816a231d40ab0fdfa
SHA256

7ea4a70d11f9b347dc1130489ca32322875d587f11963d3b8c6e8583eac113b7
SHA512

9a853f4c31a1700c59214ec784d4514f7d5204aec12bbd02f7f3517dd8dd0e5cb94a37e5b96a7c70535aba31d1835b52c32737a7f8ea3f169bbec76c0d955fb2
SSDEEP

12288:Ap0CQmbCp8HBSR67V2xEbJ8Wp/sUCw6n8Ki70vspK:BsPaUCw68PQu

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.mct2.co.za
Port:
587
Username:
[email protected]
Password:
00000

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/2516-11-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral2/memory/2516-20-0x0000000005990000-0x00000000059A0000-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:

contract.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3455265224-196869244-2056873367-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	contract.exe
Key opened	\REGISTRY\USER\S-1-5-21-3455265224-196869244-2056873367-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	contract.exe
Key opened	\REGISTRY\USER\S-1-5-21-3455265224-196869244-2056873367-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	contract.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

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

Processes:

contract.exe

description pid process target process

PID 4036 set thread context of 2516 4036 contract.exe contract.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

contract.exe

pid process

2516 contract.exe
2516 contract.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

contract.exe

description pid process

Token: SeDebugPrivilege 2516 contract.exe

flow	ioc
16	checkip.dyndns.org

description	pid	process	target process
PID 4036 set thread context of 2516	4036	contract.exe	contract.exe

pid	process
2516	contract.exe
2516	contract.exe

description	pid	process
Token: SeDebugPrivilege	2516	contract.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

contract.exe

description	pid	process	target process
PID 4036 wrote to memory of 2516	4036	contract.exe	contract.exe
PID 4036 wrote to memory of 2516	4036	contract.exe	contract.exe
PID 4036 wrote to memory of 2516	4036	contract.exe	contract.exe
PID 4036 wrote to memory of 2516	4036	contract.exe	contract.exe
PID 4036 wrote to memory of 2516	4036	contract.exe	contract.exe
PID 4036 wrote to memory of 2516	4036	contract.exe	contract.exe
PID 4036 wrote to memory of 2516	4036	contract.exe	contract.exe
PID 4036 wrote to memory of 2516	4036	contract.exe	contract.exe

outlook_office_path 1 IoCs

Processes:

contract.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3455265224-196869244-2056873367-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	contract.exe

outlook_win_path 1 IoCs

Processes:

contract.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3455265224-196869244-2056873367-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	contract.exe

C:\Users\Admin\AppData\Local\Temp\contract.exe
"C:\Users\Admin\AppData\Local\Temp\contract.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4036

C:\Users\Admin\AppData\Local\Temp\contract.exe
"C:\Users\Admin\AppData\Local\Temp\contract.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2516

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\contract.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2516-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2516-20-0x0000000005990000-0x00000000059A0000-memory.dmp

Filesize
64KB

Download
memory/2516-19-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/2516-18-0x0000000006B90000-0x0000000006D52000-memory.dmp

Filesize
1.8MB

Download
memory/2516-17-0x0000000006970000-0x00000000069C0000-memory.dmp

Filesize
320KB

Download
memory/2516-16-0x0000000005990000-0x00000000059A0000-memory.dmp

Filesize
64KB

Download
memory/2516-15-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4036-5-0x0000000004BD0000-0x0000000004BDA000-memory.dmp

Filesize
40KB

Download
memory/4036-9-0x00000000068B0000-0x000000000690E000-memory.dmp

Filesize
376KB

Download
memory/4036-10-0x00000000069B0000-0x0000000006A4C000-memory.dmp

Filesize
624KB

Download
memory/4036-8-0x0000000004600000-0x000000000460A000-memory.dmp

Filesize
40KB

Download
memory/4036-14-0x0000000074ED0000-0x0000000075680000-memory.dmp

Filesize
7.7MB

Download
memory/4036-7-0x0000000004E90000-0x0000000004E98000-memory.dmp

Filesize
32KB

Download
memory/4036-6-0x0000000006550000-0x000000000656A000-memory.dmp

Filesize
104KB

Download
memory/4036-0-0x0000000000140000-0x00000000001C8000-memory.dmp

Filesize
544KB

Download
memory/4036-4-0x0000000004B60000-0x0000000004B70000-memory.dmp

Filesize
64KB

Download
memory/4036-3-0x0000000004C20000-0x0000000004CB2000-memory.dmp

Filesize
584KB

Download
memory/4036-2-0x0000000005130000-0x00000000056D4000-memory.dmp

Filesize
5.6MB

Download
memory/4036-1-0x0000000074ED0000-0x0000000075680000-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