snakekeylogger | 2874c46654f4a815de2330f58b000a4e2300937f085ffdf32c2245ee92037ddd

General

Target

e-dekont.exe
Size

964KB
MD5

c8d6b11dc374c199bf9441652c082536
SHA1

e34147d7c461238e5aaf8dc578cb31e2e5c48961
SHA256

2874c46654f4a815de2330f58b000a4e2300937f085ffdf32c2245ee92037ddd
SHA512

ebfbebd2fcfc2dc1e5f150162830c7e6327c26d3af674402f772cfea117dcd9b25a329a2b6321eb15c3c0f8b3602655bc58a8adc169533abe7c827a5ceb43b65
SSDEEP

24576:uu6J33O0c+JY5UZ+XC0kGso6FaNDF6lqh6BTbWY:gu0c++OCvkGs9FaNDEa6BeY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7717550590:AAFnUspA1xkx1RXx5p-V08cdNUzcze56rvc/sendMessage?chat_id=7481206208

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2880-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2880-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2880-9-0x0000000000400000-0x0000000000426000-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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1520 set thread context of 2880	1520	e-dekont.exe	30

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	e-dekont.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2880	RegSvcs.exe
2880	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1520	e-dekont.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2880	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1520	e-dekont.exe
1520	e-dekont.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1520	e-dekont.exe
1520	e-dekont.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 2880	1520	e-dekont.exe	30
PID 1520 wrote to memory of 2880	1520	e-dekont.exe	30
PID 1520 wrote to memory of 2880	1520	e-dekont.exe	30
PID 1520 wrote to memory of 2880	1520	e-dekont.exe	30
PID 1520 wrote to memory of 2880	1520	e-dekont.exe	30
PID 1520 wrote to memory of 2880	1520	e-dekont.exe	30
PID 1520 wrote to memory of 2880	1520	e-dekont.exe	30
PID 1520 wrote to memory of 2880	1520	e-dekont.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\e-dekont.exe
"C:\Users\Admin\AppData\Local\Temp\e-dekont.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:1520
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\e-dekont.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:2880

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

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Downloads

memory/1520-6-0x0000000000720000-0x0000000000B20000-memory.dmp

Filesize
4.0MB

Download
memory/2880-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2880-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2880-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2880-12-0x000000007435E000-0x000000007435F000-memory.dmp

Filesize
4KB

Download
memory/2880-13-0x0000000074350000-0x0000000074A3E000-memory.dmp

Filesize
6.9MB

Download
memory/2880-14-0x000000007435E000-0x000000007435F000-memory.dmp

Filesize
4KB

Download
memory/2880-15-0x0000000074350000-0x0000000074A3E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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