Behavioral Report

General

Target

VSL Q88.exe
Size

17KB
MD5

abb62deff1e4851be179ab55fb65e4a7
SHA1

36d60ff07bcfdbe6c83c69079c954cc655bd9557
SHA256

35a1eb3544b13e48380568cef531dec8473aa229fa4fccc532898b2c514f05ab
SHA512

2e80e80a3c8b3aa4a2a49a8bdc618f464f399e98da68dac4a558282dc237cdd7e4a899969695661af3d462d0c46e211bbd9ae1ee8a55658f724d852cd98b1e6b
SSDEEP

384:eBHyHMiAiIufjm2g6WeLLB3mDTQ8T3Jd:YHyHMi0ufj3H5F3mDF3T

Score

10^/10

snakekeylogger collection keylogger persistence spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot1897716112:AAEAtOCkOV8umHBB93Og24bkiIdUKReGK44/sendMessage?chat_id=1745211648

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/5084-144-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger
Checks computer location settings ⋅ 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

TTPs:

Query Registry System Information Discovery

Processes:

VSL Q88.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation VSL Q88.exe
Reads data files stored by FTP clients ⋅ 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

TTPs:

Data from Local System Credentials in Files
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

TTPs:

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

TTPs:

Data from Local System Credentials in Files

resource	yara_rule
behavioral2/memory/5084-144-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	VSL Q88.exe

Accesses Microsoft Outlook profiles ⋅ 1 TTPs 3 IoCs

collection

TTPs:

Email Collection

Processes:

VSL Q88.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VSL Q88.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VSL Q88.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	VSL Q88.exe

Adds Run key to start application ⋅ 2 TTPs 1 IoCs

persistence

TTPs:

Registry Run Keys / Startup Folder Modify Registry

Processes:

VSL Q88.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Koheb = "\"C:\\Users\\Admin\\AppData\\Roaming\\Cbmvw\\Koheb.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

22 checkip.dyndns.org
Suspicious use of SetThreadContext ⋅ 1 IoCs

Processes:

VSL Q88.exe

description pid process target process

PID 1312 set thread context of 5084 1312 VSL Q88.exe VSL Q88.exe
Enumerates physical storage devices ⋅ 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

TTPs:

System Information Discovery
Suspicious behavior: EnumeratesProcesses ⋅ 6 IoCs

Processes:

powershell.exeVSL Q88.exeVSL Q88.exe

pid process

4740 powershell.exe
4740 powershell.exe
1312 VSL Q88.exe
1312 VSL Q88.exe
5084 VSL Q88.exe
5084 VSL Q88.exe
Suspicious use of AdjustPrivilegeToken ⋅ 3 IoCs

Processes:

VSL Q88.exepowershell.exeVSL Q88.exe

description pid process

Token: SeDebugPrivilege 1312 VSL Q88.exe
Token: SeDebugPrivilege 4740 powershell.exe
Token: SeDebugPrivilege 5084 VSL Q88.exe

flow	ioc
22	checkip.dyndns.org

description	pid	process	target process
PID 1312 set thread context of 5084	1312	VSL Q88.exe	VSL Q88.exe

pid	process
4740	powershell.exe
4740	powershell.exe
1312	VSL Q88.exe
1312	VSL Q88.exe
5084	VSL Q88.exe
5084	VSL Q88.exe

description	pid	process
Token: SeDebugPrivilege	1312	VSL Q88.exe
Token: SeDebugPrivilege	4740	powershell.exe
Token: SeDebugPrivilege	5084	VSL Q88.exe

Suspicious use of WriteProcessMemory ⋅ 14 IoCs

Processes:

VSL Q88.exe

description	pid	process	target process
PID 1312 wrote to memory of 4740	1312	VSL Q88.exe	powershell.exe
PID 1312 wrote to memory of 4740	1312	VSL Q88.exe	powershell.exe
PID 1312 wrote to memory of 4740	1312	VSL Q88.exe	powershell.exe
PID 1312 wrote to memory of 3768	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 3768	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 3768	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 5084	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 5084	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 5084	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 5084	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 5084	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 5084	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 5084	1312	VSL Q88.exe	VSL Q88.exe
PID 1312 wrote to memory of 5084	1312	VSL Q88.exe	VSL Q88.exe

outlook_office_path ⋅ 1 IoCs

Processes:

VSL Q88.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\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-1-5-21-4246620582-653642754-1174164128-1000\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"

Checks computer location settings
Adds Run key to start application
Suspicious use of SetThreadContext
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory

PID:1312

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==

Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken

PID:4740

C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe

"C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe"

PID:3768

C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe

"C:\Users\Admin\AppData\Local\Temp\VSL Q88.exe"

Accesses Microsoft Outlook profiles
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
outlook_office_path
outlook_win_path

PID:5084

Network

MITRE ATT&CK Matrix

Collection

Command and Control

Credential Access

Credentials in Files

Defense Evasion

Modify Registry

Discovery

Execution

Exfiltration

Impact

Initial Access

Lateral Movement

Persistence

Registry Run Keys / Startup Folder

Privilege Escalation

Replay Monitor

00:00 00:00

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\VSL Q88.exe.log
MD5
e87e48b105757e1c7563d1c719059733

SHA1
28a3f2b2e0672da2b531f4757d2b20b53032dafc

SHA256
0aaf22dc84cc3fcfe53de7ccfed8e662247dfb7f1a9967032c88790d0c663461

SHA512
bf19c5743143aee914a453c41189c722c9b90a5b8bf299cecf3e1f97656d32cd209ecb74da8aebc89bb41c27d189f73aaaabbc64fe383410c95dc76ad4218968

Download Submit
memory/1312-132-0x0000000000970000-0x000000000097A000-memory.dmp

Download
memory/1312-133-0x00000000063B0000-0x00000000063D2000-memory.dmp

Download
memory/3768-142-0x0000000000000000-mapping.dmp

Download
memory/4740-140-0x0000000007EE0000-0x000000000855A000-memory.dmp

Download
memory/4740-134-0x0000000000000000-mapping.dmp

Download
memory/4740-138-0x0000000006270000-0x00000000062D6000-memory.dmp

Download
memory/4740-139-0x0000000006880000-0x000000000689E000-memory.dmp

Download
memory/4740-136-0x0000000005980000-0x0000000005FA8000-memory.dmp

Download
memory/4740-141-0x0000000006D70000-0x0000000006D8A000-memory.dmp

Download
memory/4740-135-0x00000000052D0000-0x0000000005306000-memory.dmp

Download
memory/4740-137-0x0000000006190000-0x00000000061F6000-memory.dmp

Download
memory/5084-143-0x0000000000000000-mapping.dmp

Download
memory/5084-144-0x0000000000400000-0x0000000000426000-memory.dmp

Download
memory/5084-146-0x0000000005BB0000-0x0000000006154000-memory.dmp

Download
memory/5084-147-0x00000000054C0000-0x000000000555C000-memory.dmp

Download
memory/5084-148-0x00000000067F0000-0x00000000069B2000-memory.dmp

Download
memory/5084-149-0x00000000069C0000-0x0000000006A52000-memory.dmp

Download
memory/5084-150-0x0000000006740000-0x000000000674A000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Downloads