snakekeylogger | 470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8

General

Target

470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe
Size

996KB
MD5

426faf44dbe98c8a45deb9f64bd25578
SHA1

5cd6e8159d2fde3937385f096713e5d6fb5a9021
SHA256

470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8
SHA512

555dac08b0a4f9e31d46fc8b0006da7fb4ccba839d78f02ee155261e24c3c1dba3fc7746d1fe17b5ef3f06946c911c5200f2c668cb2c10edd9aafec8b9cacd04
SSDEEP

12288:Etb20Qc3lT7af41ePBRYuQLKpqeUhbTv5OFgNuPPpHSgat7U7mublf784ZRsO6A:Etb20pkaCqT5TBWgNQ7aBy784ZWO6A

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7591642187:AAF3F6-zxp3HwWsP9s4_QJW4W-aEGhjsvDI/sendMessage?chat_id=6557702940

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4400-7-0x0000000000380000-0x00000000003A6000-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-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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
13	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3276 set thread context of 4400	3276	470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe	83

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	470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.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 2 IoCs

pid	Process
3276	470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe
3276	470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4400	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3276 wrote to memory of 4400	3276	470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe	83
PID 3276 wrote to memory of 4400	3276	470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe	83
PID 3276 wrote to memory of 4400	3276	470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe	83
PID 3276 wrote to memory of 4400	3276	470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe
"C:\Users\Admin\AppData\Local\Temp\470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3276
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\470a1d3d3cb732501469847aa36aac5fe9e235507989299d6f6fdc89889dfef8.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/3276-6-0x0000000001000000-0x0000000001400000-memory.dmp

Filesize
4.0MB

Download
memory/4400-7-0x0000000000380000-0x00000000003A6000-memory.dmp

Filesize
152KB

Download
memory/4400-8-0x00000000741DE000-0x00000000741DF000-memory.dmp

Filesize
4KB

Download
memory/4400-9-0x0000000005090000-0x0000000005634000-memory.dmp

Filesize
5.6MB

Download
memory/4400-10-0x0000000004B90000-0x0000000004C2C000-memory.dmp

Filesize
624KB

Download
memory/4400-11-0x00000000741D0000-0x0000000074980000-memory.dmp

Filesize
7.7MB

Download
memory/4400-12-0x00000000741DE000-0x00000000741DF000-memory.dmp

Filesize
4KB

Download
memory/4400-13-0x00000000741D0000-0x0000000074980000-memory.dmp

Filesize
7.7MB

Download
memory/4400-14-0x0000000005EF0000-0x0000000005F40000-memory.dmp

Filesize
320KB

Download
memory/4400-15-0x0000000006110000-0x00000000062D2000-memory.dmp

Filesize
1.8MB

Download
memory/4400-16-0x0000000005FE0000-0x0000000006072000-memory.dmp

Filesize
584KB

Download
memory/4400-17-0x0000000005F70000-0x0000000005F7A000-memory.dmp

Filesize
40KB

Download

Analysis

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