snakekeylogger | ac74957ffebda2f33603be3668eab0eaeb0deb26874cc2f6f877ef0e2c85cd79

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
13/12/2022, 16:08

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General

Target
jFMzGBX7QLyNzzh.exe
Size 561KB
Sample221213-tk8qdafa85
SHA256 ac74957ffebda2f33603be3668eab0eaeb0deb26874cc2f6f877ef0e2c85cd79
MD5 35d7049c2ab764774c3e818937656d86
SHA1 d7339f33a33110f29bb754c187b6d975ba621bd3
SHA512 10a499e5de15e128063d23944624bd83418849835a89780e3604f56ff7fd1f2f9e39fdc370a22be7091deae0bca2a68440253f82bfb287fe6c2aecd8045c62a0
SSDEEP 12288:o6j9vzD7Ystnl6lMzNK0Swg9JGvueb9XBBRw+y6x:oC/CMI0YJqu4LBRw+yi
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
mail.impressive-edge.com
Port
587
Username
[email protected]
Password
dGpCBydjt
Email to
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4596-136-0x0000000000400000-0x0000000000426000-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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jFMzGBX7QLyNzzh.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jFMzGBX7QLyNzzh.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jFMzGBX7QLyNzzh.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.

flow	ioc
27	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4656 set thread context of 4596	4656	jFMzGBX7QLyNzzh.exe	82

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4596	jFMzGBX7QLyNzzh.exe
4596	jFMzGBX7QLyNzzh.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4596	jFMzGBX7QLyNzzh.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4656 wrote to memory of 4596	4656	jFMzGBX7QLyNzzh.exe	82
PID 4656 wrote to memory of 4596	4656	jFMzGBX7QLyNzzh.exe	82
PID 4656 wrote to memory of 4596	4656	jFMzGBX7QLyNzzh.exe	82
PID 4656 wrote to memory of 4596	4656	jFMzGBX7QLyNzzh.exe	82
PID 4656 wrote to memory of 4596	4656	jFMzGBX7QLyNzzh.exe	82
PID 4656 wrote to memory of 4596	4656	jFMzGBX7QLyNzzh.exe	82
PID 4656 wrote to memory of 4596	4656	jFMzGBX7QLyNzzh.exe	82
PID 4656 wrote to memory of 4596	4656	jFMzGBX7QLyNzzh.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jFMzGBX7QLyNzzh.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jFMzGBX7QLyNzzh.exe

C:\Users\Admin\AppData\Local\Temp\jFMzGBX7QLyNzzh.exe
"C:\Users\Admin\AppData\Local\Temp\jFMzGBX7QLyNzzh.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Users\Admin\AppData\Local\Temp\jFMzGBX7QLyNzzh.exe
  "C:\Users\Admin\AppData\Local\Temp\jFMzGBX7QLyNzzh.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4596

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/4596-136-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/4596-137-0x0000000005C50000-0x00000000061F4000-memory.dmp

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memory/4596-138-0x0000000006B10000-0x0000000006CD2000-memory.dmp

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memory/4596-139-0x0000000006A70000-0x0000000006A7A000-memory.dmp

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memory/4656-132-0x0000000000320000-0x00000000003B2000-memory.dmp

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memory/4656-133-0x00000000051A0000-0x0000000005232000-memory.dmp

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memory/4656-134-0x0000000005880000-0x000000000591C000-memory.dmp

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