snakekeylogger | cc25624e7d7b598d08212f61adb9b75c2a47fe22ae002ad486e6f639e4259d4c

General

Target

SOA - UPDATED.exe
Size

983KB
MD5

6249cd12ccdda8ed2f251879c751c6c8
SHA1

825dc5e7289f101a172ed4926ac80e766b6ec53f
SHA256

a606e580983fdd746d8a8f9a4007ecc5b209565356ad3341b7d4cf0793cd4df8
SHA512

43f4c439dcc29f55d43a6c15313d65eb4908d52a60ddd13d18a78eb96fb8ab8ce1f88d8b2b1ce765f069d7105f5f700bcc2682c2404f68db88f3cc51594a3b2e
SSDEEP

24576:Ou6J33O0c+JY5UZ+XC0kGso6FanOtVayGHWY:Au0c++OCvkGs9FanOtVaCY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7622409620:AAGYObz0BTtGB6EjTnYqQW3bW6b_vAkdZK4/sendMessage?chat_id=7000018009

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4400-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
20	checkip.dyndns.org
22	reallyfreegeoip.org
23	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5136 set thread context of 4400	5136	SOA - UPDATED.exe	88

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SOA - UPDATED.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4400	RegSvcs.exe
4400	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
5136	SOA - UPDATED.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4400	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5136	SOA - UPDATED.exe
5136	SOA - UPDATED.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
5136	SOA - UPDATED.exe
5136	SOA - UPDATED.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5136 wrote to memory of 4400	5136	SOA - UPDATED.exe	88
PID 5136 wrote to memory of 4400	5136	SOA - UPDATED.exe	88
PID 5136 wrote to memory of 4400	5136	SOA - UPDATED.exe	88
PID 5136 wrote to memory of 4400	5136	SOA - UPDATED.exe	88

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\SOA - UPDATED.exe
"C:\Users\Admin\AppData\Local\Temp\SOA - UPDATED.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:5136
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\SOA - UPDATED.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4400-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4400-8-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/4400-9-0x0000000005940000-0x0000000005EE4000-memory.dmp

Filesize
5.6MB

Download
memory/4400-10-0x0000000005430000-0x00000000054CC000-memory.dmp

Filesize
624KB

Download
memory/4400-11-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/4400-12-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/4400-13-0x0000000006620000-0x0000000006670000-memory.dmp

Filesize
320KB

Download
memory/4400-14-0x0000000006840000-0x0000000006A02000-memory.dmp

Filesize
1.8MB

Download
memory/4400-15-0x0000000006710000-0x00000000067A2000-memory.dmp

Filesize
584KB

Download
memory/4400-16-0x00000000066A0000-0x00000000066AA000-memory.dmp

Filesize
40KB

Download
memory/4400-17-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/5136-6-0x00000000018A0000-0x0000000001CA0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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