snakekeylogger | b1e886e95c76a7a0dccc3d15bc383bc4e87ec8b8d37e83d77c12b139d57e6d9f

General

Target

tmp.exe
Size

740KB
MD5

d94e6d2a099ee896488b28452eb0d5f0
SHA1

19db83582d45a71d83a162ed2fc90b3af5422051
SHA256

b1e886e95c76a7a0dccc3d15bc383bc4e87ec8b8d37e83d77c12b139d57e6d9f
SHA512

866460f614a17aadade0e5fd01ad3a8fa9eee0f0c578bc5fdfe7452020201df06626ac6b0fbe6f99fc8d5b6a6882088dea0379c960f8a969185d39d5ca40859d
SSDEEP

12288:KBeNQD0LJU2WV0388JjsT6h2YZypOArL2I5:KBR2esjmO2YZ2Br5

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
feritkalafatoglu@frem-tr.com
Password:
LYSV$*b4
Email To:
feritkalafatoglu@frem-tr.com

Signatures

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

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/564-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/564-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/564-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/564-71-0x00000000004201DE-mapping.dmp	family_snakekeylogger
behavioral1/memory/564-73-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/564-75-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.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

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

Processes:

tmp.exe

description pid process target process

PID 2016 set thread context of 564 2016 tmp.exe tmp.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

608 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

tmp.exetmp.exepowershell.exe

pid process

2016 tmp.exe
2016 tmp.exe
564 tmp.exe
1748 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

tmp.exetmp.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2016 tmp.exe
Token: SeDebugPrivilege 564 tmp.exe
Token: SeDebugPrivilege 1748 powershell.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 2016 set thread context of 564	2016	tmp.exe	tmp.exe

pid	process
608	schtasks.exe

pid	process
2016	tmp.exe
2016	tmp.exe
564	tmp.exe
1748	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2016	tmp.exe
Token: SeDebugPrivilege	564	tmp.exe
Token: SeDebugPrivilege	1748	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

tmp.exe

description	pid	process	target process
PID 2016 wrote to memory of 1748	2016	tmp.exe	powershell.exe
PID 2016 wrote to memory of 1748	2016	tmp.exe	powershell.exe
PID 2016 wrote to memory of 1748	2016	tmp.exe	powershell.exe
PID 2016 wrote to memory of 1748	2016	tmp.exe	powershell.exe
PID 2016 wrote to memory of 608	2016	tmp.exe	schtasks.exe
PID 2016 wrote to memory of 608	2016	tmp.exe	schtasks.exe
PID 2016 wrote to memory of 608	2016	tmp.exe	schtasks.exe
PID 2016 wrote to memory of 608	2016	tmp.exe	schtasks.exe
PID 2016 wrote to memory of 564	2016	tmp.exe	tmp.exe
PID 2016 wrote to memory of 564	2016	tmp.exe	tmp.exe
PID 2016 wrote to memory of 564	2016	tmp.exe	tmp.exe
PID 2016 wrote to memory of 564	2016	tmp.exe	tmp.exe
PID 2016 wrote to memory of 564	2016	tmp.exe	tmp.exe
PID 2016 wrote to memory of 564	2016	tmp.exe	tmp.exe
PID 2016 wrote to memory of 564	2016	tmp.exe	tmp.exe
PID 2016 wrote to memory of 564	2016	tmp.exe	tmp.exe
PID 2016 wrote to memory of 564	2016	tmp.exe	tmp.exe

outlook_office_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

outlook_win_path 1 IoCs

Processes:

tmp.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2016

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nqpvwqLhLuF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1748

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nqpvwqLhLuF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9B37.tmp"
2⤵
- Creates scheduled task(s)
PID:608

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:564

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp9B37.tmp
Filesize
1KB

MD5
78ac19ac39c0fcb422a85ca92a6cf382

SHA1
53e83e56aa091eda2acce3a64145d1b8083fcc5f

SHA256
afdd86499ad4cc4cec501a065d87abed503e4ab3ee31c77a741eba033177ec4d

SHA512
7cf5dec32b0751100d1fffa144a9440a32818301c3dc8a9157c862951b3cbd1874ef8e1a4a625deafe4926f46ebe759e46bf64eece27d5d87b7ae3310c04c803

Download Submit
memory/564-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/564-75-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/564-73-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/564-71-0x00000000004201DE-mapping.dmp

Download
memory/564-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/564-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/564-67-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/564-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/608-60-0x0000000000000000-mapping.dmp

Download
memory/1748-77-0x000000006EB90000-0x000000006F13B000-memory.dmp

Filesize
5.7MB

Download
memory/1748-59-0x0000000000000000-mapping.dmp

Download
memory/1748-78-0x000000006EB90000-0x000000006F13B000-memory.dmp

Filesize
5.7MB

Download
memory/2016-58-0x00000000054D0000-0x0000000005550000-memory.dmp

Filesize
512KB

Download
memory/2016-63-0x0000000002250000-0x0000000002276000-memory.dmp

Filesize
152KB

Download
memory/2016-54-0x0000000000110000-0x00000000001D0000-memory.dmp

Filesize
768KB

Download
memory/2016-57-0x0000000000440000-0x000000000044C000-memory.dmp

Filesize
48KB

Download
memory/2016-56-0x0000000000430000-0x0000000000444000-memory.dmp

Filesize
80KB

Download
memory/2016-55-0x00000000761F1000-0x00000000761F3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads