snakekeylogger | d80adfb429565563472cc6e9d4fef4b8435c2804ad977c4f4d5452cf5462cb59

General

Target

Contract.exe
Size

475KB
MD5

9176d70680c26f6ecdcaa34176e156cc
SHA1

921afd31d5f7acaf2308325346a705d2ca11d18e
SHA256

d80adfb429565563472cc6e9d4fef4b8435c2804ad977c4f4d5452cf5462cb59
SHA512

bbfeb4ddd91151c735a6dd9e5522f56ae0bd58fd86ae2df9fe7aa0e4ce41cbe15824beb91e6163b4aae47f8327375ea46690d6924c10f625a41cf93adf210bc9
SSDEEP

12288:/y8opMEnPv0OxHxsk22oAKXTYLzLFjLm5AbAJzh/j67FEoc05n1F:/FUv/xsk2pcLvFjLmxjEEn0F

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 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4600-11-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral2/memory/4600-16-0x0000000004DE0000-0x0000000004DF0000-memory.dmp	family_snakekeylogger
behavioral2/memory/4600-18-0x0000000004DE0000-0x0000000004DF0000-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-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Contract.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Contract.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\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

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

Processes:

Contract.exe

description pid process target process

PID 3632 set thread context of 4600 3632 Contract.exe Contract.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Contract.exe

pid process

4600 Contract.exe
4600 Contract.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Contract.exe

description pid process

Token: SeDebugPrivilege 4600 Contract.exe

flow	ioc
19	checkip.dyndns.org

description	pid	process	target process
PID 3632 set thread context of 4600	3632	Contract.exe	Contract.exe

pid	process
4600	Contract.exe
4600	Contract.exe

description	pid	process
Token: SeDebugPrivilege	4600	Contract.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Contract.exe

description	pid	process	target process
PID 3632 wrote to memory of 4600	3632	Contract.exe	Contract.exe
PID 3632 wrote to memory of 4600	3632	Contract.exe	Contract.exe
PID 3632 wrote to memory of 4600	3632	Contract.exe	Contract.exe
PID 3632 wrote to memory of 4600	3632	Contract.exe	Contract.exe
PID 3632 wrote to memory of 4600	3632	Contract.exe	Contract.exe
PID 3632 wrote to memory of 4600	3632	Contract.exe	Contract.exe
PID 3632 wrote to memory of 4600	3632	Contract.exe	Contract.exe
PID 3632 wrote to memory of 4600	3632	Contract.exe	Contract.exe

outlook_office_path 1 IoCs

Processes:

Contract.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\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-1-5-21-3350690463-3549324357-1323838019-1000\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:3632

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:4600

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/3632-10-0x0000000004F70000-0x0000000004FCE000-memory.dmp

Filesize
376KB

Download
memory/3632-14-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3632-9-0x0000000004F00000-0x0000000004F0A000-memory.dmp

Filesize
40KB

Download
memory/3632-4-0x0000000004DA0000-0x0000000004DB0000-memory.dmp

Filesize
64KB

Download
memory/3632-5-0x0000000004B30000-0x0000000004B3A000-memory.dmp

Filesize
40KB

Download
memory/3632-6-0x0000000004E50000-0x0000000004EEC000-memory.dmp

Filesize
624KB

Download
memory/3632-7-0x0000000004E20000-0x0000000004E32000-memory.dmp

Filesize
72KB

Download
memory/3632-8-0x0000000004EF0000-0x0000000004EF8000-memory.dmp

Filesize
32KB

Download
memory/3632-3-0x0000000004B70000-0x0000000004C02000-memory.dmp

Filesize
584KB

Download
memory/3632-0-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3632-1-0x00000000000E0000-0x000000000015C000-memory.dmp

Filesize
496KB

Download
memory/3632-2-0x0000000005260000-0x0000000005804000-memory.dmp

Filesize
5.6MB

Download
memory/4600-15-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/4600-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4600-16-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

Filesize
64KB

Download
memory/4600-17-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/4600-18-0x0000000004DE0000-0x0000000004DF0000-memory.dmp

Filesize
64KB

Download
memory/4600-19-0x0000000000AB0000-0x0000000000B00000-memory.dmp

Filesize
320KB

Download
memory/4600-20-0x00000000061C0000-0x0000000006382000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads