snakekeylogger | 93ee3b8189cb523fe9004d4c41225fe8a22f8492ccb0684a44239de72c7c1e78

General

Target

tmp.exe
Size

756KB
MD5

9e04784a187f101f8af78e6c57dfc4f6
SHA1

9f4bb0a76ac8b3afb664b79149e72a146b11fb6e
SHA256

93ee3b8189cb523fe9004d4c41225fe8a22f8492ccb0684a44239de72c7c1e78
SHA512

21ed58f51da4a00983a61ad9abfac6d1abde496f3d77c9aaa75242b52632a4733c92db414219f9eda6f1631d0e5221a1feaad418e99e2acbcc8e6fcfdd44edcc
SSDEEP

12288:k/Jw5952kGXpwyfK8Qjw1WY7DAtiHpWkSXAQ0HikQIA13C9N9:kA95P4wyfK8Qjw0MDO2cABH

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
qlRYaFn8
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/1120-142-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.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

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

Processes:

tmp.exe

description pid process target process

PID 4976 set thread context of 1120 4976 tmp.exe tmp.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

tmp.exe

pid process

1120 tmp.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tmp.exe

description pid process

Token: SeDebugPrivilege 1120 tmp.exe

flow	ioc
56	checkip.dyndns.org

description	pid	process	target process
PID 4976 set thread context of 1120	4976	tmp.exe	tmp.exe

pid	process
1120	tmp.exe

description	pid	process
Token: SeDebugPrivilege	1120	tmp.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

tmp.exe

description	pid	process	target process
PID 4976 wrote to memory of 1120	4976	tmp.exe	tmp.exe
PID 4976 wrote to memory of 1120	4976	tmp.exe	tmp.exe
PID 4976 wrote to memory of 1120	4976	tmp.exe	tmp.exe
PID 4976 wrote to memory of 1120	4976	tmp.exe	tmp.exe
PID 4976 wrote to memory of 1120	4976	tmp.exe	tmp.exe
PID 4976 wrote to memory of 1120	4976	tmp.exe	tmp.exe
PID 4976 wrote to memory of 1120	4976	tmp.exe	tmp.exe
PID 4976 wrote to memory of 1120	4976	tmp.exe	tmp.exe

outlook_office_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

outlook_win_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4976

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1120

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\tmp.exe.log
Filesize
1KB

MD5
e08f822522c617a40840c62e4b0fb45e

SHA1
ae516dca4da5234be6676d3f234c19ec55725be7

SHA256
bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

SHA512
894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

Download Submit
memory/1120-141-0x0000000000000000-mapping.dmp

Download
memory/1120-142-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1120-144-0x0000000006500000-0x00000000066C2000-memory.dmp

Filesize
1.8MB

Download
memory/4976-135-0x0000000000930000-0x00000000009F4000-memory.dmp

Filesize
784KB

Download
memory/4976-136-0x0000000007C00000-0x00000000081A4000-memory.dmp

Filesize
5.6MB

Download
memory/4976-137-0x0000000007730000-0x00000000077C2000-memory.dmp

Filesize
584KB

Download
memory/4976-138-0x00000000077D0000-0x00000000077DA000-memory.dmp

Filesize
40KB

Download
memory/4976-139-0x0000000009E00000-0x0000000009E9C000-memory.dmp

Filesize
624KB

Download
memory/4976-140-0x000000000A010000-0x000000000A076000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads