snakekeylogger | a4642bf9cbd641619645c6f4761ef8037b3844e948f588c8bd58e32eed70fb14

Analysis

max time kernel
90s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/09/2022, 07:47

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General

Target

NEW_PO#2220000004.exe
Size

1.3MB
MD5

b1416169a5d9b7deb7e4a131c31c5dc2
SHA1

0c799fbff28138911aec438815601ab372ee4f28
SHA256

a4642bf9cbd641619645c6f4761ef8037b3844e948f588c8bd58e32eed70fb14
SHA512

d71822e649f3232732fb315d65dbfff4b96474f0e34eff4ed2a9c4dd5866164360b79b9afeee13cdac000e23f6d83045e874ebbdee5a85eb1405d03497a34813
SSDEEP

24576:+q8Go19UYpeaJFnrYyaXq/M1ZN916R3lN:+qsUCFnNa6QLnQ

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

https://api.telegram.org/bot5310184099:AAGxqu0IL8tjOF6Eq6x2u0gfcHhvuxRwfLU/sendMessage?chat_id=5350445922

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3840-139-0x0000000000400000-0x0000000000426000-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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW_PO#2220000004.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW_PO#2220000004.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW_PO#2220000004.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.

flow	ioc
35	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4528 set thread context of 3840	4528	NEW_PO#2220000004.exe	91

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3840	NEW_PO#2220000004.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3840	NEW_PO#2220000004.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 3840	4528	NEW_PO#2220000004.exe	91
PID 4528 wrote to memory of 3840	4528	NEW_PO#2220000004.exe	91
PID 4528 wrote to memory of 3840	4528	NEW_PO#2220000004.exe	91
PID 4528 wrote to memory of 3840	4528	NEW_PO#2220000004.exe	91
PID 4528 wrote to memory of 3840	4528	NEW_PO#2220000004.exe	91
PID 4528 wrote to memory of 3840	4528	NEW_PO#2220000004.exe	91
PID 4528 wrote to memory of 3840	4528	NEW_PO#2220000004.exe	91
PID 4528 wrote to memory of 3840	4528	NEW_PO#2220000004.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW_PO#2220000004.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW_PO#2220000004.exe

C:\Users\Admin\AppData\Local\Temp\NEW_PO#2220000004.exe
"C:\Users\Admin\AppData\Local\Temp\NEW_PO#2220000004.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4528
- C:\Users\Admin\AppData\Local\Temp\NEW_PO#2220000004.exe
  "C:\Users\Admin\AppData\Local\Temp\NEW_PO#2220000004.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3840

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/3840-139-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3840-140-0x0000000006420000-0x00000000065E2000-memory.dmp

Filesize
1.8MB

Download
memory/4528-132-0x0000000000140000-0x000000000028C000-memory.dmp

Filesize
1.3MB

Download
memory/4528-133-0x0000000005070000-0x0000000005614000-memory.dmp

Filesize
5.6MB

Download
memory/4528-134-0x0000000004B60000-0x0000000004BF2000-memory.dmp

Filesize
584KB

Download
memory/4528-135-0x0000000004AE0000-0x0000000004AEA000-memory.dmp

Filesize
40KB

Download
memory/4528-136-0x0000000008B90000-0x0000000008C2C000-memory.dmp

Filesize
624KB

Download
memory/4528-137-0x0000000008C30000-0x0000000008C96000-memory.dmp

Filesize
408KB

Download