snakekeylogger | 9633897157818f56c91c4300139857c51a20ee4aabb79ec3dc828d7ab84b99c2

General

Target

Shipping Documents_pdf.exe
Size

1.3MB
MD5

52d5a83500d97289b521d9198e2fc7b1
SHA1

ff54ced5e26f13b4ccf460a7374161de6457f7dd
SHA256

0cc5b183c0c6db7ef329d897da4bcbdfdd8833131e486f7f81636789d6f8d63b
SHA512

95dab98bb8e8599ad3d2434ba6d5a1c1591410a603d64d1e2431b08f74df003b665aeb1bf89cf0b3a0a3da136a65cdef97e18f6992688ed6409fa7658e1b6abe
SSDEEP

24576:BqDEvCTbMWu7rQYlBQcBiT6rprG8aM1B6f5B5hmg9LWLahN0IW:BTvC/MTQYxsWR7aWB6BrhmJ

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.al-subai.com
Port:
587
Username:
[email protected]
Password:
A_Sadek1962
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/796-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\15.0\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
13	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4540 set thread context of 796	4540	Shipping Documents_pdf.exe	82

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4384	4540	WerFault.exe	81

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	Shipping Documents_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.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
4540	Shipping Documents_pdf.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
796	RegSvcs.exe
796	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4540	Shipping Documents_pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	796	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4540	Shipping Documents_pdf.exe
4540	Shipping Documents_pdf.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4540	Shipping Documents_pdf.exe
4540	Shipping Documents_pdf.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4540 wrote to memory of 796	4540	Shipping Documents_pdf.exe	82
PID 4540 wrote to memory of 796	4540	Shipping Documents_pdf.exe	82
PID 4540 wrote to memory of 796	4540	Shipping Documents_pdf.exe	82
PID 4540 wrote to memory of 796	4540	Shipping Documents_pdf.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Shipping Documents_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping Documents_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4540
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Shipping Documents_pdf.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:796
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 672
  2⤵
  - Program crash
  PID:4384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4540 -ip 4540
1⤵
PID:3060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

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/796-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/796-4-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

Filesize
4KB

Download
memory/796-5-0x0000000006050000-0x00000000065F4000-memory.dmp

Filesize
5.6MB

Download
memory/796-6-0x00000000059E0000-0x0000000005A7C000-memory.dmp

Filesize
624KB

Download
memory/796-7-0x0000000073DB0000-0x0000000074560000-memory.dmp

Filesize
7.7MB

Download
memory/796-8-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

Filesize
4KB

Download
memory/796-9-0x0000000006D10000-0x0000000006D60000-memory.dmp

Filesize
320KB

Download
memory/796-10-0x0000000006F30000-0x00000000070F2000-memory.dmp

Filesize
1.8MB

Download
memory/796-11-0x0000000006E00000-0x0000000006E92000-memory.dmp

Filesize
584KB

Download
memory/796-12-0x0000000006DB0000-0x0000000006DBA000-memory.dmp

Filesize
40KB

Download
memory/796-13-0x0000000073DB0000-0x0000000074560000-memory.dmp

Filesize
7.7MB

Download
memory/4540-2-0x0000000000E70000-0x0000000001270000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing