snakekeylogger | b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113

General

Target

b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe
Size

945KB
MD5

def34f8ed7e2e6068efefafd3cbbe640
SHA1

ada1cce3435741799478d6527323812f55bae852
SHA256

b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113
SHA512

ec5c100e3ea712e10a32ad6170d5ee4a4eb3ed5402f3c69758c3ecdf007fd9567e70055aee44958c77d96719ccef5cfe3e00cead7aa85c9b0fd20584fabe8d44
SSDEEP

24576:ffmMv6Ckr7Mny5QLbQY6z/EfPO8pwcGh5:f3v+7/5QLURIXOwwT5

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8129252196:AAFb_vUYwennKVolbwpXf3vnDfT_yhozHns/sendMessage?chat_id=7004340450

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1548-3-0x0000000000400000-0x0000000000426000-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-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\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
6	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2356 set thread context of 1548	2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe	87

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1548	RegSvcs.exe
1548	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1548	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe
2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe
2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 1548	2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe	87
PID 2356 wrote to memory of 1548	2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe	87
PID 2356 wrote to memory of 1548	2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe	87
PID 2356 wrote to memory of 1548	2356	b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.exe
"C:\Users\Admin\AppData\Local\Temp\b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.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:2356
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\b722f65934d50bc3aa573df5e87aeceecf4b62bb612f8d8d6470a845964fe113N.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:1548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/1548-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1548-4-0x000000007533E000-0x000000007533F000-memory.dmp

Filesize
4KB

Download
memory/1548-5-0x00000000059F0000-0x0000000005F94000-memory.dmp

Filesize
5.6MB

Download
memory/1548-6-0x0000000005440000-0x00000000054DC000-memory.dmp

Filesize
624KB

Download
memory/1548-7-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/1548-8-0x000000007533E000-0x000000007533F000-memory.dmp

Filesize
4KB

Download
memory/1548-9-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/1548-10-0x00000000066D0000-0x0000000006720000-memory.dmp

Filesize
320KB

Download
memory/1548-11-0x00000000068F0000-0x0000000006AB2000-memory.dmp

Filesize
1.8MB

Download
memory/1548-12-0x00000000067C0000-0x0000000006852000-memory.dmp

Filesize
584KB

Download
memory/1548-13-0x0000000006790000-0x000000000679A000-memory.dmp

Filesize
40KB

Download
memory/2356-2-0x0000000004130000-0x0000000004330000-memory.dmp

Filesize
2.0MB

Download

Analysis

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