snakekeylogger | 5f4d2798e71ac2cd0315a6d1ed4c5fcb51d445bdf60a574d51ca673b90172780

General

Target

4589098654345SK.exe
Size

270KB
MD5

67fc49b3cb7052507170c6d58da57e7d
SHA1

68b373cf1c9977d53c655f5dd8246e3d4546b1b3
SHA256

5f4d2798e71ac2cd0315a6d1ed4c5fcb51d445bdf60a574d51ca673b90172780
SHA512

ca5a20352a08d81e66db30718f507195a52e108d625ab0b0d78a0c757a587f271e17fc61988cbe1d25987bf147f0b36b44a76fda1c4d9a2dbc07ee682b334821
SSDEEP

6144:PYa6sVyBOAJdgdGJ2xoxxOSmqu8G+UCYKZBYeGqZYjVNDm2TcVkUBm:PYW2OEleBsu8QCYKjCq6jVNDmpS

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1200-62-0x0000000000400000-0x0000000000437000-memory.dmp	family_snakekeylogger
behavioral1/memory/1200-64-0x0000000000400000-0x0000000000437000-memory.dmp	family_snakekeylogger
behavioral1/memory/1200-65-0x00000000003E0000-0x0000000000406000-memory.dmp	family_snakekeylogger
behavioral1/memory/1200-66-0x0000000000400000-0x0000000000437000-memory.dmp	family_snakekeylogger

Loads dropped DLL 1 IoCs

Processes:

4589098654345SK.exe

pid process

1116 4589098654345SK.exe
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

pid	process
1116	4589098654345SK.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

4589098654345SK.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4589098654345SK.exe
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4589098654345SK.exe
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4589098654345SK.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

3 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

4589098654345SK.exe

description pid process target process

PID 1116 set thread context of 1200 1116 4589098654345SK.exe 4589098654345SK.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4589098654345SK.exe

pid process

1200 4589098654345SK.exe
1200 4589098654345SK.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

4589098654345SK.exe

pid process

1116 4589098654345SK.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

4589098654345SK.exe

description pid process

Token: SeDebugPrivilege 1200 4589098654345SK.exe

flow	ioc
3	checkip.dyndns.org

description	pid	process	target process
PID 1116 set thread context of 1200	1116	4589098654345SK.exe	4589098654345SK.exe

pid	process
1200	4589098654345SK.exe
1200	4589098654345SK.exe

pid	process
1116	4589098654345SK.exe

description	pid	process
Token: SeDebugPrivilege	1200	4589098654345SK.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

4589098654345SK.exe

description	pid	process	target process
PID 1116 wrote to memory of 1200	1116	4589098654345SK.exe	4589098654345SK.exe
PID 1116 wrote to memory of 1200	1116	4589098654345SK.exe	4589098654345SK.exe
PID 1116 wrote to memory of 1200	1116	4589098654345SK.exe	4589098654345SK.exe
PID 1116 wrote to memory of 1200	1116	4589098654345SK.exe	4589098654345SK.exe
PID 1116 wrote to memory of 1200	1116	4589098654345SK.exe	4589098654345SK.exe

outlook_office_path 1 IoCs

Processes:

4589098654345SK.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4589098654345SK.exe

outlook_win_path 1 IoCs

Processes:

4589098654345SK.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4589098654345SK.exe

C:\Users\Admin\AppData\Local\Temp\4589098654345SK.exe
"C:\Users\Admin\AppData\Local\Temp\4589098654345SK.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1116

C:\Users\Admin\AppData\Local\Temp\4589098654345SK.exe
"C:\Users\Admin\AppData\Local\Temp\4589098654345SK.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1200

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nso8098.tmp\kbxvlys.dll
Filesize
84KB

MD5
de58963eb520c52e33193991aa71ea6f

SHA1
dd9aa1975005a15988ea6233a89596b828447bdb

SHA256
e800149c8398a9728ce3f52e32f4d26aa995715e1e79d16226d992d8aaa58e95

SHA512
e6ee7f74222584bfba6ec6c222865693ce0102ab757c420de85e0abd8192b67824ee4744a56658735be652bbba39f5a60a1370146431a55b80e149840623e2be

Download Submit
\Users\Admin\AppData\Local\Temp\nso8098.tmp\kbxvlys.dll
Filesize
84KB

MD5
de58963eb520c52e33193991aa71ea6f

SHA1
dd9aa1975005a15988ea6233a89596b828447bdb

SHA256
e800149c8398a9728ce3f52e32f4d26aa995715e1e79d16226d992d8aaa58e95

SHA512
e6ee7f74222584bfba6ec6c222865693ce0102ab757c420de85e0abd8192b67824ee4744a56658735be652bbba39f5a60a1370146431a55b80e149840623e2be

Download Submit
memory/1200-62-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1200-64-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1200-65-0x00000000003E0000-0x0000000000406000-memory.dmp

Filesize
152KB

Download
memory/1200-66-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/1200-67-0x0000000002040000-0x0000000002080000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads