snakekeylogger | 3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11

General

Target

3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe
Size

943KB
MD5

8a957444b30bd6f6d4045b4633cdcb06
SHA1

5a93c152c9c461fb72df00b5fd1e05bb9b152015
SHA256

3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11
SHA512

738b25ae595316603546f7214aa14b9b22e198a4336e921d42b88f28154bc2f64017bc30c8924dcbd3d6d4704793a2c44eb8dd607e81b69a5b41fb519ac32cc1
SSDEEP

24576:mu6J33O0c+JY5UZ+XC0kGso6Fa2VBuKeueWWY:ou0c++OCvkGs9Fa2V0KeuiY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7642426347:AAGSeSxq5k4FDfR4y4K2IgfQVKVyrQbxxuY/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/4404-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Downloads MZ/PE file 1 IoCs

flow	pid	Process
40	3712	Process not Found

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
14	reallyfreegeoip.org
18	reallyfreegeoip.org
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5108 set thread context of 4404	5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe	90

System Location Discovery: System Language Discovery 1 TTPs 3 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	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3484	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4404	RegSvcs.exe
4404	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4404	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe
5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe
5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5108 wrote to memory of 4404	5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe	90
PID 5108 wrote to memory of 4404	5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe	90
PID 5108 wrote to memory of 4404	5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe	90
PID 5108 wrote to memory of 4404	5108	3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1639772215-809007892-4072230623-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.exe
"C:\Users\Admin\AppData\Local\Temp\3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.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:5108
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\3c5c50b3ba1fb0a871e832829b9464f2d26e67d4cf99da936b1642663173fd11.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:4404

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI1IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4ODkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTM2NTgwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0OTM2MDk2NjQ1Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4404-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4404-13-0x000000007398E000-0x000000007398F000-memory.dmp

Filesize
4KB

Download
memory/4404-14-0x0000000005EF0000-0x0000000006494000-memory.dmp

Filesize
5.6MB

Download
memory/4404-15-0x0000000005820000-0x00000000058BC000-memory.dmp

Filesize
624KB

Download
memory/4404-16-0x0000000073980000-0x0000000074130000-memory.dmp

Filesize
7.7MB

Download
memory/4404-17-0x000000007398E000-0x000000007398F000-memory.dmp

Filesize
4KB

Download
memory/4404-18-0x0000000073980000-0x0000000074130000-memory.dmp

Filesize
7.7MB

Download
memory/4404-20-0x0000000006B70000-0x0000000006BC0000-memory.dmp

Filesize
320KB

Download
memory/4404-21-0x0000000006D90000-0x0000000006F52000-memory.dmp

Filesize
1.8MB

Download
memory/4404-22-0x0000000006C60000-0x0000000006CF2000-memory.dmp

Filesize
584KB

Download
memory/4404-23-0x0000000006BD0000-0x0000000006BDA000-memory.dmp

Filesize
40KB

Download
memory/5108-11-0x0000000000FA0000-0x0000000000FA4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing