snakekeylogger | 9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3

General

Target

VSL Q88.exe
Size

315KB
MD5

6be8e9398d30635fbca93732150a7840
SHA1

39c5164b57efa461a0ddfe1d262344a183a2287c
SHA256

9858672b7c7fa3f8b4ef2ed4b8ab8686f1edfdc46a382ae6296051ac3b2742c3
SHA512

91497507077c4e9f63a95f94221423968ce015878fdee0cd457ad45474171336d2f4a8b86679a8dd3542fa0f78658e67be6854d261e909e987dde7febaefbe36
SSDEEP

6144:pl8AdaxZli+Ua0z4my8PJ4+YcNM2IqEHTd51KSK:4AdahfUlz4mBPJ4gI1zd5kS

Score

10^/10

snakekeylogger collection keylogger persistence spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.biglifshipping.com
Port:
587
Username:
[email protected]
Password:
6[p8H(X_rbxr8&*k

Signatures

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

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2928-9-0x0000000000400000-0x0000000000424000-memory.dmp	family_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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

VSL Q88.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VSL Q88.exe
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VSL Q88.exe
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VSL Q88.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

VSL Q88.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Pruim = "C:\\Users\\Admin\\AppData\\Roaming\\Pruim.exe"	VSL Q88.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

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

Processes:

VSL Q88.exe

description pid process target process

PID 4828 set thread context of 2928 4828 VSL Q88.exe VSL Q88.exe

flow	ioc
15	checkip.dyndns.org

description	pid	process	target process
PID 4828 set thread context of 2928	4828	VSL Q88.exe	VSL Q88.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

VSL Q88.exeVSL Q88.exe

pid	process
4828	VSL Q88.exe
4828	VSL Q88.exe
4828	VSL Q88.exe
4828	VSL Q88.exe
4828	VSL Q88.exe
4828	VSL Q88.exe
4828	VSL Q88.exe
2928	VSL Q88.exe
2928	VSL Q88.exe
2928	VSL Q88.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

VSL Q88.exeVSL Q88.exe

description pid process

Token: SeDebugPrivilege 4828 VSL Q88.exe
Token: SeDebugPrivilege 2928 VSL Q88.exe

description	pid	process
Token: SeDebugPrivilege	4828	VSL Q88.exe
Token: SeDebugPrivilege	2928	VSL Q88.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

VSL Q88.exe

description	pid	process	target process
PID 4828 wrote to memory of 1092	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 1092	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 1092	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2264	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2264	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2264	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 1676	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 1676	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 1676	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2928	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2928	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2928	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2928	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2928	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2928	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2928	4828	VSL Q88.exe	VSL Q88.exe
PID 4828 wrote to memory of 2928	4828	VSL Q88.exe	VSL Q88.exe

outlook_office_path 1 IoCs

Processes:

VSL Q88.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VSL Q88.exe

outlook_win_path 1 IoCs

Processes:

VSL Q88.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VSL Q88.exe

C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe
"C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4828

C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe
"C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe"
2⤵
PID:1092

C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe
"C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe"
2⤵
PID:2264

C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe
"C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe"
2⤵
PID:1676

C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe
"C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\VSL Q88.exe.log

Filesize
1KB

MD5
489c7565f9b029ba9fadff774073cc98

SHA1
56c05089b33ee7e7dfa9e6a2d098164efd8e1150

SHA256
10bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4

SHA512
ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac

Download Submit
memory/2928-17-0x0000000006370000-0x0000000006402000-memory.dmp

Filesize
584KB

Download
memory/2928-16-0x00000000061A0000-0x0000000006362000-memory.dmp

Filesize
1.8MB

Download
memory/2928-12-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/2928-20-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/2928-19-0x00000000060E0000-0x00000000060EA000-memory.dmp

Filesize
40KB

Download
memory/2928-15-0x0000000005F80000-0x0000000005FD0000-memory.dmp

Filesize
320KB

Download
memory/2928-13-0x0000000004DF0000-0x0000000004E8C000-memory.dmp

Filesize
624KB

Download
memory/2928-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2928-14-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

Filesize
64KB

Download
memory/2928-21-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

Filesize
64KB

Download
memory/4828-3-0x0000000002A50000-0x0000000002A5A000-memory.dmp

Filesize
40KB

Download
memory/4828-7-0x0000000006990000-0x0000000006F34000-memory.dmp

Filesize
5.6MB

Download
memory/4828-6-0x0000000006350000-0x000000000639C000-memory.dmp

Filesize
304KB

Download
memory/4828-2-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/4828-0-0x0000000000840000-0x0000000000896000-memory.dmp

Filesize
344KB

Download
memory/4828-18-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/4828-5-0x00000000062A0000-0x00000000062D6000-memory.dmp

Filesize
216KB

Download
memory/4828-4-0x0000000006130000-0x0000000006178000-memory.dmp

Filesize
288KB

Download
memory/4828-1-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads