snakekeylogger | acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856

General

Target

5Z3G5eSzzXsNUeS.exe
Size

626KB
MD5

64d90715da693eebdd2bb41de45a6c64
SHA1

0d3fcfe3a6a4ff96027d5bbb4c9cb1d6e6312ca0
SHA256

acad9e6b6a2cc70dde6fc6ba4d85171429ca4afc10a3c397937db5e209caf856
SHA512

db984fb74269a267ec97b633b86e4ca004d0344fd9e7cc205ac92aab62bb4bf9d7c007a9e8fb031aba259009f9a6142bb3ed0e360a5d2aa6af8244c7304b349d
SSDEEP

12288:uG0WWObWmOx35tiBPz03A2Ku2RbPU4FUsPTlmfn5sCLbszB4HslTnW:W4DQi903YbPU4UsBmGC/GlTn

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.1tcl.com
Port:
25
Username:
[email protected]
Password:
RRa*ysS8

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2748-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2748-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2748-18-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2748-20-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2748-22-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2748-25-0x0000000000730000-0x0000000000770000-memory.dmp	family_snakekeylogger
behavioral1/memory/2748-27-0x0000000000730000-0x0000000000770000-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:

5Z3G5eSzzXsNUeS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5Z3G5eSzzXsNUeS.exe
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5Z3G5eSzzXsNUeS.exe
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5Z3G5eSzzXsNUeS.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

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

Processes:

5Z3G5eSzzXsNUeS.exe

description pid process target process

PID 1704 set thread context of 2748 1704 5Z3G5eSzzXsNUeS.exe 5Z3G5eSzzXsNUeS.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

5Z3G5eSzzXsNUeS.exe

pid process

2748 5Z3G5eSzzXsNUeS.exe
2748 5Z3G5eSzzXsNUeS.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

5Z3G5eSzzXsNUeS.exe

description pid process

Token: SeDebugPrivilege 2748 5Z3G5eSzzXsNUeS.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1704 set thread context of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe

pid	process
2748	5Z3G5eSzzXsNUeS.exe
2748	5Z3G5eSzzXsNUeS.exe

description	pid	process
Token: SeDebugPrivilege	2748	5Z3G5eSzzXsNUeS.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

5Z3G5eSzzXsNUeS.exe

description	pid	process	target process
PID 1704 wrote to memory of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe
PID 1704 wrote to memory of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe
PID 1704 wrote to memory of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe
PID 1704 wrote to memory of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe
PID 1704 wrote to memory of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe
PID 1704 wrote to memory of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe
PID 1704 wrote to memory of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe
PID 1704 wrote to memory of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe
PID 1704 wrote to memory of 2748	1704	5Z3G5eSzzXsNUeS.exe	5Z3G5eSzzXsNUeS.exe

outlook_office_path 1 IoCs

Processes:

5Z3G5eSzzXsNUeS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5Z3G5eSzzXsNUeS.exe

outlook_win_path 1 IoCs

Processes:

5Z3G5eSzzXsNUeS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5Z3G5eSzzXsNUeS.exe

C:\Users\Admin\AppData\Local\Temp\5Z3G5eSzzXsNUeS.exe
"C:\Users\Admin\AppData\Local\Temp\5Z3G5eSzzXsNUeS.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1704

C:\Users\Admin\AppData\Local\Temp\5Z3G5eSzzXsNUeS.exe
"C:\Users\Admin\AppData\Local\Temp\5Z3G5eSzzXsNUeS.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2748

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

memory/1704-0-0x0000000000A00000-0x0000000000AA2000-memory.dmp

Filesize
648KB

Download
memory/1704-1-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/1704-2-0x0000000004D00000-0x0000000004D40000-memory.dmp

Filesize
256KB

Download
memory/1704-3-0x0000000000490000-0x00000000004A4000-memory.dmp

Filesize
80KB

Download
memory/1704-4-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/1704-5-0x0000000004D00000-0x0000000004D40000-memory.dmp

Filesize
256KB

Download
memory/1704-6-0x00000000004B0000-0x00000000004BC000-memory.dmp

Filesize
48KB

Download
memory/1704-7-0x00000000020E0000-0x000000000213E000-memory.dmp

Filesize
376KB

Download
memory/1704-23-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2748-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2748-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2748-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2748-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2748-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2748-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2748-22-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2748-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2748-24-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2748-25-0x0000000000730000-0x0000000000770000-memory.dmp

Filesize
256KB

Download
memory/2748-26-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2748-27-0x0000000000730000-0x0000000000770000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads