snakekeylogger | 915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99

General

Target

915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe
Size

497KB
MD5

7dd5da0fe50d0c14b4bd2f4ae265e34e
SHA1

82f5595d0c3d61c80eba41e9da640b8e7d7d7ca2
SHA256

915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99
SHA512

09c0438b0fab4c6a81781b0099101815d4f3403f412bc726107980b58d16230c273a4e8202c39f9d2f4f2b689322d1daa352088cf8b5c3f86fb56b0d4a098ae7
SSDEEP

6144:oSDMpra6/Ri8nfqYo7Xxp9WGQeg8bhI5PPL14:Kp1Ji8fRyB7WE2L1

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot1335107831:AAGZPoo67JukV78LJI16BeQqy3whx-zI59g/sendMessage?chat_id=1294593001

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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.

Processes:

flow ioc

7 checkip.dyndns.org

flow	ioc
7	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe

description	pid	process	target process
PID 1048 set thread context of 3084	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5036 3084 WerFault.exe RegAsm.exe

pid	pid_target	process	target process
5036	3084	WerFault.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exeRegAsm.exe

pid	process
1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe
1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe
3084	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exeRegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe
Token: SeDebugPrivilege	3084	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe

description	pid	process	target process
PID 1048 wrote to memory of 2276	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 2276	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 2276	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 3084	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 3084	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 3084	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 3084	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 3084	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 3084	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 3084	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe
PID 1048 wrote to memory of 3084	1048	915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe
"C:\Users\Admin\AppData\Local\Temp\915bf45c516f6cf10dec4441b47efb8ce11bd3db44569521e98912fe7d839f99.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:2276

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3084 -s 1616
3⤵
- Program crash
PID:5036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3084 -ip 3084
1⤵
PID:216

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1048-132-0x0000000000470000-0x00000000004F2000-memory.dmp

Filesize
520KB

Download
memory/1048-133-0x0000000005360000-0x0000000005904000-memory.dmp

Filesize
5.6MB

Download
memory/1048-134-0x0000000004FB0000-0x0000000005042000-memory.dmp

Filesize
584KB

Download
memory/1048-135-0x0000000005050000-0x00000000050EC000-memory.dmp

Filesize
624KB

Download
memory/1048-140-0x0000000005C50000-0x0000000005C5A000-memory.dmp

Filesize
40KB

Download
memory/2276-136-0x0000000000000000-mapping.dmp

Download
memory/3084-137-0x0000000000000000-mapping.dmp

Download
memory/3084-138-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/3084-139-0x0000000006710000-0x00000000068D2000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads