snakekeylogger | 0583fc9eb9442323677f79d912b289591e737bb584af5f734d38fd25bad29657

General

Target

ZM-Z_2024-000343__SKM-0_000.exe
Size

983KB
MD5

aa90694a5cc7243dd249a056818a80ea
SHA1

aea0366ac02f19c0ea79053eb51f52f1949ea413
SHA256

47f122f668c4791cf3795a7c76e7f3682283bae4efd499d200bd80cc164b8948
SHA512

6c63e8a1eedd35fc22329554e1fabbf4cd6a5e3715a285941387ed9aba363b69c15cd102c441b06d1ea761525b62f188eb686b7778387d3f1e8b8ed5657087a8
SSDEEP

24576:Wtb20pkaCqT5TBWgNQ7a/ri1qXiYiU96A:DVg5tQ7a/ri1PYiI5

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7578088265:AAHvd5E9MBWeIBV2JVvDWdTRg0KYKBSK8MM/sendMessage?chat_id=7365454061

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2740-22-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-26-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\iodite.vbs	iodite.exe

Executes dropped EXE 1 IoCs

pid	Process
1880	iodite.exe

Loads dropped DLL 1 IoCs

pid	Process
2904	ZM-Z_2024-000343__SKM-0_000.exe

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 1 IoCs

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

flow	ioc
4	checkip.dyndns.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x000700000001932d-8.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1880 set thread context of 2740	1880	iodite.exe	31

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	ZM-Z_2024-000343__SKM-0_000.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iodite.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2740	RegSvcs.exe
2740	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1880	iodite.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2904	ZM-Z_2024-000343__SKM-0_000.exe
2904	ZM-Z_2024-000343__SKM-0_000.exe
1880	iodite.exe
1880	iodite.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2904	ZM-Z_2024-000343__SKM-0_000.exe
2904	ZM-Z_2024-000343__SKM-0_000.exe
1880	iodite.exe
1880	iodite.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 1880	2904	ZM-Z_2024-000343__SKM-0_000.exe	30
PID 2904 wrote to memory of 1880	2904	ZM-Z_2024-000343__SKM-0_000.exe	30
PID 2904 wrote to memory of 1880	2904	ZM-Z_2024-000343__SKM-0_000.exe	30
PID 2904 wrote to memory of 1880	2904	ZM-Z_2024-000343__SKM-0_000.exe	30
PID 1880 wrote to memory of 2740	1880	iodite.exe	31
PID 1880 wrote to memory of 2740	1880	iodite.exe	31
PID 1880 wrote to memory of 2740	1880	iodite.exe	31
PID 1880 wrote to memory of 2740	1880	iodite.exe	31
PID 1880 wrote to memory of 2740	1880	iodite.exe	31
PID 1880 wrote to memory of 2740	1880	iodite.exe	31
PID 1880 wrote to memory of 2740	1880	iodite.exe	31
PID 1880 wrote to memory of 2740	1880	iodite.exe	31

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\ZM-Z_2024-000343__SKM-0_000.exe
"C:\Users\Admin\AppData\Local\Temp\ZM-Z_2024-000343__SKM-0_000.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Local\preinhered\iodite.exe
  "C:\Users\Admin\AppData\Local\Temp\ZM-Z_2024-000343__SKM-0_000.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - 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:1880
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\ZM-Z_2024-000343__SKM-0_000.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:2740

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

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\preinhered\iodite.exe

Filesize
983KB

MD5
aa90694a5cc7243dd249a056818a80ea

SHA1
aea0366ac02f19c0ea79053eb51f52f1949ea413

SHA256
47f122f668c4791cf3795a7c76e7f3682283bae4efd499d200bd80cc164b8948

SHA512
6c63e8a1eedd35fc22329554e1fabbf4cd6a5e3715a285941387ed9aba363b69c15cd102c441b06d1ea761525b62f188eb686b7778387d3f1e8b8ed5657087a8

Download Submit
memory/1880-20-0x0000000000A30000-0x0000000000E30000-memory.dmp

Filesize
4.0MB

Download
memory/2740-22-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-26-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-27-0x000000007458E000-0x000000007458F000-memory.dmp

Filesize
4KB

Download
memory/2740-28-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/2740-29-0x000000007458E000-0x000000007458F000-memory.dmp

Filesize
4KB

Download
memory/2740-30-0x0000000074580000-0x0000000074C6E000-memory.dmp

Filesize
6.9MB

Download
memory/2904-6-0x0000000000880000-0x0000000000C80000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing