snakekeylogger | 1860fb1b0d09c48a73d706886b6454756c7532f2b9cdd61564a3f79a796784e8

General

Target

Order Details.exe
Size

456KB
MD5

c65e4e6d369c8f998a827b4a916bb3b0
SHA1

fbc169f1791b48ed6a00ea8b91b2e2b32c91b0dd
SHA256

1860fb1b0d09c48a73d706886b6454756c7532f2b9cdd61564a3f79a796784e8
SHA512

4cbfcbc25e2f69674220fb2c92c8635bfb9736e207a6c583c616ae0ffb43d4762fe02095928ce0c4172de17c1739ad2f1ed03d559996f3428b75aef3693c68e8
SSDEEP

6144:48B5BAglMXudWJNwmae2374I1AqS0rFjsEBL8QEDuz0W/IWsL6/my/XsGVvYDf:J53M+dQS4IqNEyQCuz0cxsLktOf

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/1508-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1508-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1508-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1508-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1508-16-0x0000000000400000-0x0000000000426000-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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3044 set thread context of 1508	3044	Order Details.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1508	RegAsm.exe
1508	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1508	RegAsm.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 3044 wrote to memory of 1508	3044	Order Details.exe	28
PID 1508 wrote to memory of 2312	1508	RegAsm.exe	31
PID 1508 wrote to memory of 2312	1508	RegAsm.exe	31
PID 1508 wrote to memory of 2312	1508	RegAsm.exe	31
PID 1508 wrote to memory of 2312	1508	RegAsm.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Order Details.exe
"C:\Users\Admin\AppData\Local\Temp\Order Details.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:1508
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:2312

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

Replay Monitor

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Downloads

memory/1508-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1508-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1508-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1508-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1508-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1508-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1508-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1508-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3044-1-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-0-0x0000000001060000-0x00000000010D8000-memory.dmp

Filesize
480KB

Download
memory/3044-4-0x0000000000550000-0x0000000000558000-memory.dmp

Filesize
32KB

Download
memory/3044-13-0x0000000074C50000-0x000000007533E000-memory.dmp

Filesize
6.9MB

Download
memory/3044-2-0x00000000002F0000-0x0000000000346000-memory.dmp

Filesize
344KB

Download
memory/3044-3-0x0000000000A70000-0x0000000000AB0000-memory.dmp

Filesize
256KB

Download

Analysis

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