snakekeylogger | e21548973f158e8fbc7b0cd460019fb0d378ceb55f20a49b6ae346520e1f58b2

General

Target

PO ERHB64J8HF.pdf.exe
Size

734KB
MD5

20f4465ac298e52d90c214d0a20745a0
SHA1

15d875fa872f0760904b923de9bb9197c6346ef5
SHA256

e21548973f158e8fbc7b0cd460019fb0d378ceb55f20a49b6ae346520e1f58b2
SHA512

460bdf6643f74930ab239e665c602e118095b7379cb35b00d2ada6919cea35059806ad6ec220ca1f0af115dc483beca6bdc21f02ef0db56228d3fef981e8ffde
SSDEEP

12288:xSvTetd7l7xdvo/MdyrhFgtDsuBHsSj5J4+saBGIFSo16uYdSWHEfN6Aa9VJkQS7:xSvTu9BqmycgiH75BzSY6utWcJa3JkQm

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5818680343:AAGVJsfIHcopySiifMCdAaFCv-ICp2_Yo_M/sendMessage?chat_id=5765702254

Signatures

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

Snake Keylogger payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/856-74-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/856-75-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/856-77-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/856-79-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/856-81-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1972-82-0x0000000002530000-0x0000000002570000-memory.dmp	family_snakekeylogger
behavioral1/memory/1972-83-0x0000000002530000-0x0000000002570000-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:

PO ERHB64J8HF.pdf.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO ERHB64J8HF.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO ERHB64J8HF.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO ERHB64J8HF.pdf.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:

PO ERHB64J8HF.pdf.exe

description pid process target process

PID 1716 set thread context of 856 1716 PO ERHB64J8HF.pdf.exe PO ERHB64J8HF.pdf.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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

1156 schtasks.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 1716 set thread context of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe

pid	process
1156	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

PO ERHB64J8HF.pdf.exePO ERHB64J8HF.pdf.exepowershell.exepowershell.exe

pid	process
1716	PO ERHB64J8HF.pdf.exe
1716	PO ERHB64J8HF.pdf.exe
1716	PO ERHB64J8HF.pdf.exe
1716	PO ERHB64J8HF.pdf.exe
1716	PO ERHB64J8HF.pdf.exe
1716	PO ERHB64J8HF.pdf.exe
856	PO ERHB64J8HF.pdf.exe
1972	powershell.exe
936	powershell.exe
856	PO ERHB64J8HF.pdf.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

PO ERHB64J8HF.pdf.exePO ERHB64J8HF.pdf.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1716	PO ERHB64J8HF.pdf.exe
Token: SeDebugPrivilege	856	PO ERHB64J8HF.pdf.exe
Token: SeDebugPrivilege	1972	powershell.exe
Token: SeDebugPrivilege	936	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

PO ERHB64J8HF.pdf.exe

description	pid	process	target process
PID 1716 wrote to memory of 1972	1716	PO ERHB64J8HF.pdf.exe	powershell.exe
PID 1716 wrote to memory of 1972	1716	PO ERHB64J8HF.pdf.exe	powershell.exe
PID 1716 wrote to memory of 1972	1716	PO ERHB64J8HF.pdf.exe	powershell.exe
PID 1716 wrote to memory of 1972	1716	PO ERHB64J8HF.pdf.exe	powershell.exe
PID 1716 wrote to memory of 936	1716	PO ERHB64J8HF.pdf.exe	powershell.exe
PID 1716 wrote to memory of 936	1716	PO ERHB64J8HF.pdf.exe	powershell.exe
PID 1716 wrote to memory of 936	1716	PO ERHB64J8HF.pdf.exe	powershell.exe
PID 1716 wrote to memory of 936	1716	PO ERHB64J8HF.pdf.exe	powershell.exe
PID 1716 wrote to memory of 1156	1716	PO ERHB64J8HF.pdf.exe	schtasks.exe
PID 1716 wrote to memory of 1156	1716	PO ERHB64J8HF.pdf.exe	schtasks.exe
PID 1716 wrote to memory of 1156	1716	PO ERHB64J8HF.pdf.exe	schtasks.exe
PID 1716 wrote to memory of 1156	1716	PO ERHB64J8HF.pdf.exe	schtasks.exe
PID 1716 wrote to memory of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe
PID 1716 wrote to memory of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe
PID 1716 wrote to memory of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe
PID 1716 wrote to memory of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe
PID 1716 wrote to memory of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe
PID 1716 wrote to memory of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe
PID 1716 wrote to memory of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe
PID 1716 wrote to memory of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe
PID 1716 wrote to memory of 856	1716	PO ERHB64J8HF.pdf.exe	PO ERHB64J8HF.pdf.exe

outlook_office_path 1 IoCs

Processes:

PO ERHB64J8HF.pdf.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	PO ERHB64J8HF.pdf.exe

outlook_win_path 1 IoCs

Processes:

PO ERHB64J8HF.pdf.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	PO ERHB64J8HF.pdf.exe

C:\Users\Admin\AppData\Local\Temp\PO ERHB64J8HF.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PO ERHB64J8HF.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1716

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO ERHB64J8HF.pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1972

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FutLunqUNqtW.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:936

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FutLunqUNqtW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp891E.tmp"
2⤵
- Creates scheduled task(s)
PID:1156

C:\Users\Admin\AppData\Local\Temp\PO ERHB64J8HF.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PO ERHB64J8HF.pdf.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:856

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\tmp891E.tmp
Filesize
1KB

MD5
54fef0e389b247a00543170050efb934

SHA1
b76005922dbed5142fcef201d8f37756cda2d263

SHA256
2be5e9d4786e74280dbae35a2f16b374742427e10a437bf7c5705debc65d5efe

SHA512
64a74728a6f7849cc4b57a67de5ea14ba4141d802da1376724a7ef9b3be54c9d3571b82ba1e4f251e764524b1e3799edc55dd5dc0ad23ceb50906495730ab290

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XXB8FRE7TADKN37NTCWQ.temp
Filesize
7KB

MD5
ba98a8c26e4a69243f7cbce078212004

SHA1
f8cdfd9991c37ae774489a2f98c8d229b9556093

SHA256
4d68cec434da25419d939b837df8d648f8b2f218c03e52e3372e6c2569d4075e

SHA512
65afeae8e7ce9de6ca0b2495cd7cc25ffd6f764535bcc6d2c12f631f83d67f2a8a7bf7a74add98aa2d8fc2eb255a5d6c9b37be873f715a69607ad4f52bce7a84

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize
7KB

MD5
ba98a8c26e4a69243f7cbce078212004

SHA1
f8cdfd9991c37ae774489a2f98c8d229b9556093

SHA256
4d68cec434da25419d939b837df8d648f8b2f218c03e52e3372e6c2569d4075e

SHA512
65afeae8e7ce9de6ca0b2495cd7cc25ffd6f764535bcc6d2c12f631f83d67f2a8a7bf7a74add98aa2d8fc2eb255a5d6c9b37be873f715a69607ad4f52bce7a84

Download Submit
memory/856-74-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-81-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-79-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-77-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-76-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/856-75-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-72-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-73-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1716-58-0x00000000042F0000-0x0000000004352000-memory.dmp

Filesize
392KB

Download
memory/1716-70-0x00000000050A0000-0x00000000050CA000-memory.dmp

Filesize
168KB

Download
memory/1716-54-0x0000000000880000-0x000000000093C000-memory.dmp

Filesize
752KB

Download
memory/1716-57-0x00000000004D0000-0x00000000004DC000-memory.dmp

Filesize
48KB

Download
memory/1716-56-0x00000000004C0000-0x00000000004D4000-memory.dmp

Filesize
80KB

Download
memory/1716-55-0x0000000004C90000-0x0000000004CD0000-memory.dmp

Filesize
256KB

Download
memory/1972-82-0x0000000002530000-0x0000000002570000-memory.dmp

Filesize
256KB

Download
memory/1972-83-0x0000000002530000-0x0000000002570000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads