snakekeylogger | 2c954cb7159b165ca9cf303c2b6f57f9e973e34de80119df704209ab6b07e080

General

Target

HALKBANK EFT RECEIPT DATED 02.12.2024.exe
Size

997KB
MD5

17ea6d6488e819fed8fd3902170e3a61
SHA1

4337787ac5d377021ac09608977a132116cbd26e
SHA256

2c954cb7159b165ca9cf303c2b6f57f9e973e34de80119df704209ab6b07e080
SHA512

4211ad65156658ece676c0c74f068e2d6c6ddf8ad35853ccf39054306410ae052e3c8ed52dd656ada0cfed727c6e356d09bbe99158b23114dbb08edd67843f2e
SSDEEP

24576:1u6J33O0c+JY5UZ+XC0kGso6FaRpVE23pp7XWY:Xu0c++OCvkGs9FaRpVXppSY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8105461233:AAGikrL-FY3clQOY-lg3KOIDOXSLgX28_TU/sendMessage?chat_id=6147266367

Signatures

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

Snake Keylogger payload 4 IoCs

resource	yara_rule
behavioral1/memory/2400-7-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2400-16-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2400-13-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2400-9-0x0000000000090000-0x00000000000B6000-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 1 IoCs

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

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1916 set thread context of 2400	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	30

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2572	1916	WerFault.exe	29

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	HALKBANK EFT RECEIPT DATED 02.12.2024.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2400	RegSvcs.exe
2400	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe
1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2400	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe
1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe
1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 2400	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	30
PID 1916 wrote to memory of 2400	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	30
PID 1916 wrote to memory of 2400	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	30
PID 1916 wrote to memory of 2400	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	30
PID 1916 wrote to memory of 2400	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	30
PID 1916 wrote to memory of 2400	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	30
PID 1916 wrote to memory of 2400	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	30
PID 1916 wrote to memory of 2400	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	30
PID 1916 wrote to memory of 2572	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	31
PID 1916 wrote to memory of 2572	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	31
PID 1916 wrote to memory of 2572	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	31
PID 1916 wrote to memory of 2572	1916	HALKBANK EFT RECEIPT DATED 02.12.2024.exe	31

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\HALKBANK EFT RECEIPT DATED 02.12.2024.exe
"C:\Users\Admin\AppData\Local\Temp\HALKBANK EFT RECEIPT DATED 02.12.2024.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:1916
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\HALKBANK EFT RECEIPT DATED 02.12.2024.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:2400
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 312
  2⤵
  - Program crash
  PID:2572

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/1916-6-0x0000000000B20000-0x0000000000F20000-memory.dmp

Filesize
4.0MB

Download
memory/2400-7-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2400-16-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2400-13-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2400-9-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2400-17-0x0000000072EDE000-0x0000000072EDF000-memory.dmp

Filesize
4KB

Download
memory/2400-18-0x0000000072ED0000-0x00000000735BE000-memory.dmp

Filesize
6.9MB

Download
memory/2400-19-0x0000000072EDE000-0x0000000072EDF000-memory.dmp

Filesize
4KB

Download
memory/2400-20-0x0000000072ED0000-0x00000000735BE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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