snakekeylogger | fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949

General

Target

fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe
Size

960KB
MD5

2852113f5b55c647892bcd338f1f83d9
SHA1

cc1d9cb3859fa41935b4e50bc3fe3ef28166d981
SHA256

fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949
SHA512

fec40e41a531efee64bd9af9efd6080a21c5a33d49fc5789709e1038c5a11f9f41045386c9f89310ba4d0c4eb98038be323a815011e65325b3a37e990c21226e
SSDEEP

24576:Wu6J33O0c+JY5UZ+XC0kGso6FaPrJ3ayXWY:4u0c++OCvkGs9FaPwVY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7933970075:AAH-phqF2Nqha9N-SqH71iAqVTOYva6GRpE/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/2412-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2412-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2412-16-0x0000000000400000-0x0000000000426000-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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

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
8	reallyfreegeoip.org
9	reallyfreegeoip.org
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2908 set thread context of 2412	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	28

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2108	2908	WerFault.exe	27

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	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2412	RegSvcs.exe
2412	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2412	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe
2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe
2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 2412	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	28
PID 2908 wrote to memory of 2412	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	28
PID 2908 wrote to memory of 2412	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	28
PID 2908 wrote to memory of 2412	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	28
PID 2908 wrote to memory of 2412	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	28
PID 2908 wrote to memory of 2412	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	28
PID 2908 wrote to memory of 2412	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	28
PID 2908 wrote to memory of 2412	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	28
PID 2908 wrote to memory of 2108	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	29
PID 2908 wrote to memory of 2108	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	29
PID 2908 wrote to memory of 2108	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	29
PID 2908 wrote to memory of 2108	2908	fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.exe
"C:\Users\Admin\AppData\Local\Temp\fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.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:2908
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\fe7421156cc8170d04f7d03d2cd90ffc7fc544247502ea38f52b5437f9a99949.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:2412
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2908 -s 312
  2⤵
  - Program crash
  PID:2108

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/2412-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2412-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2412-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2412-17-0x00000000740BE000-0x00000000740BF000-memory.dmp

Filesize
4KB

Download
memory/2412-18-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2412-19-0x00000000740BE000-0x00000000740BF000-memory.dmp

Filesize
4KB

Download
memory/2412-20-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2908-11-0x0000000000120000-0x0000000000124000-memory.dmp

Filesize
16KB

Download

Analysis

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