snakekeylogger | 0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196

General

Target

0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe
Size

1.2MB
MD5

d5ad166042ccce4f7f477fe59384623d
SHA1

f452772ff09b1c58159d7afd22d1336d5631e66d
SHA256

0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196
SHA512

2b0bd2d902669ef637aff43e5d212441e2eee92d302817f402425b6e5e949dc6804e474df5d69e076fd91bb29d15ee38456728900f0d9abca81f2ad8d7a61915
SSDEEP

24576:IqDEvCTbMWu7rQYlBQcBiT6rprG8a3bDTaO6GX8JuFaVe0yiQr:ITvC/MTQYxsWR7a3b68rFaVecQ

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7541499630:AAESy1nWQ4poIra9UxdBRC70wQqWdJNny3U/sendMessage?chat_id=6557702940

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2332-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2332-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2332-5-0x0000000000400000-0x0000000000426000-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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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 1668 set thread context of 2332	1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe	31

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	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2332	RegSvcs.exe
2332	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2332	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 2332	1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe	31
PID 1668 wrote to memory of 2332	1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe	31
PID 1668 wrote to memory of 2332	1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe	31
PID 1668 wrote to memory of 2332	1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe	31
PID 1668 wrote to memory of 2332	1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe	31
PID 1668 wrote to memory of 2332	1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe	31
PID 1668 wrote to memory of 2332	1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe	31
PID 1668 wrote to memory of 2332	1668	0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe
"C:\Users\Admin\AppData\Local\Temp\0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\0b3cef4a20973e5733941436cd54ef4a157e4014d9b5765c8e4c7c348634b196.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:2332

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/1668-2-0x00000000008F0000-0x0000000000CF0000-memory.dmp

Filesize
4.0MB

Download
memory/2332-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2332-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2332-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2332-8-0x000000007419E000-0x000000007419F000-memory.dmp

Filesize
4KB

Download
memory/2332-9-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/2332-10-0x000000007419E000-0x000000007419F000-memory.dmp

Filesize
4KB

Download
memory/2332-11-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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