snakekeylogger | 48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3

General

Target

48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe
Size

1.3MB
MD5

2d6d625a52ac80d7df8b3b94a5308121
SHA1

64cf6f31c3afcf0f1337bc221e154d719888a384
SHA256

48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3
SHA512

ffe844207ea8bb5bfed8bf4c1145e32528f44dad58d4c509a3e70fa65d62c442e858f42feeabcc1930a50edcc6528fc9ccc3dc5eb9405284e3b601b8da4f5e6b
SSDEEP

24576:3qDEvCTbMWu7rQYlBQcBiT6rprG8a22HTAwAodJ3A:3TvC/MTQYxsWR7a2m6c5

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6770793641:AAGKMMeL27gCgjlZfTVVx3UMGm_PTdSg7BE/sendMessage?chat_id=5617624013

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2972-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2972-5-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2972-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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 1680 set thread context of 2972	1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe	30

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	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2972	RegSvcs.exe
2972	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2972	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe
1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe
1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2972	1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe	30
PID 1680 wrote to memory of 2972	1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe	30
PID 1680 wrote to memory of 2972	1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe	30
PID 1680 wrote to memory of 2972	1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe	30
PID 1680 wrote to memory of 2972	1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe	30
PID 1680 wrote to memory of 2972	1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe	30
PID 1680 wrote to memory of 2972	1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe	30
PID 1680 wrote to memory of 2972	1680	48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.exe
"C:\Users\Admin\AppData\Local\Temp\48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.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:1680
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\48769d9bf9c85f5285abc8e656352c4956c42e29f86102ff7a57be0a250938b3.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:2972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1680-2-0x0000000000920000-0x0000000000D20000-memory.dmp

Filesize
4.0MB

Download
memory/2972-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2972-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2972-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2972-8-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

Filesize
4KB

Download
memory/2972-9-0x0000000074A90000-0x000000007517E000-memory.dmp

Filesize
6.9MB

Download
memory/2972-10-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

Filesize
4KB

Download
memory/2972-11-0x0000000074A90000-0x000000007517E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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