snakekeylogger | a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7

General

Target

a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe
Size

1.0MB
MD5

1f0e9cdd4105d32138f3df2510c94e21
SHA1

82ee58715ae7cd9ca42070e942b77f3691e52c2c
SHA256

a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7
SHA512

13ad4f7bb2841ae17c53266d07d3172dbf33f1d418515681662be7ce87bdbc7f67ffb9fee1233732f80d1c82bec5cf7a5f770f096b8105f60297a4affd061b54
SSDEEP

24576:lqDEvCTbMWu7rQYlBQcBiT6rprG8aAouMeM:lTvC/MTQYxsWR7aAU

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7249279970:AAEcJhrnjOjEPF0_qNK65RAY0sYYfNqc0Sg/sendMessage?chat_id=7365454061

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3424-7-0x0000000000400000-0x0000000000426000-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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\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
8	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5116 set thread context of 3424	5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe	85

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	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3424	RegSvcs.exe
3424	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3424	RegSvcs.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe
5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe
5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe
5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe
5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5116 wrote to memory of 3424	5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe	85
PID 5116 wrote to memory of 3424	5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe	85
PID 5116 wrote to memory of 3424	5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe	85
PID 5116 wrote to memory of 3424	5116	a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.exe
"C:\Users\Admin\AppData\Local\Temp\a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.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:5116
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\a1d084c5e89063825e6c866845ee8643a76e1f337880fd0852402bc8d714a7c7.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:3424

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/3424-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3424-8-0x0000000073F2E000-0x0000000073F2F000-memory.dmp

Filesize
4KB

Download
memory/3424-9-0x0000000005BE0000-0x0000000006184000-memory.dmp

Filesize
5.6MB

Download
memory/3424-10-0x0000000005630000-0x00000000056CC000-memory.dmp

Filesize
624KB

Download
memory/3424-11-0x0000000073F20000-0x00000000746D0000-memory.dmp

Filesize
7.7MB

Download
memory/3424-12-0x00000000067C0000-0x0000000006810000-memory.dmp

Filesize
320KB

Download
memory/3424-13-0x00000000069E0000-0x0000000006BA2000-memory.dmp

Filesize
1.8MB

Download
memory/3424-14-0x00000000068B0000-0x0000000006942000-memory.dmp

Filesize
584KB

Download
memory/3424-15-0x0000000073F2E000-0x0000000073F2F000-memory.dmp

Filesize
4KB

Download
memory/3424-16-0x0000000006840000-0x000000000684A000-memory.dmp

Filesize
40KB

Download
memory/3424-17-0x0000000073F20000-0x00000000746D0000-memory.dmp

Filesize
7.7MB

Download
memory/5116-6-0x00000000010E0000-0x00000000014E0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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