snakekeylogger | 061ee3375dc3333d8c4266e773535e516206935d4f7dbbc3f0319d253840213d

General

Target

swiftbildirimi01pdf.exe
Size

751KB
MD5

fd1d6ed34a1ebe9297c73366bca7386d
SHA1

7bead77117d9941d0b60eaeeb3241c26fd79e0fe
SHA256

061ee3375dc3333d8c4266e773535e516206935d4f7dbbc3f0319d253840213d
SHA512

8fee81855bccf6da8a20fa355c24f48a972cadc32d1b1bc07e8f56f04ef69255d57d091fafe8719c2f1fb4167d88158d537f5ec0ac38dd3a0bef24bef34b0977
SSDEEP

12288:IgfeEMHSzDtcCgp8hw8FBy3bAW4AkWgyqkvZt0XNSOawHRr/CB06KuLpmbDDlG:IgOHGThDFMAobqUt0DawxO5dmZ

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5253212199:AAG-02qWN77aEjxlYTZ-WAZ7WOi_I4kCde8/sendMessage?chat_id=2128925974

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/2012-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2012-65-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2012-67-0x00000000004206FE-mapping.dmp	family_snakekeylogger
behavioral1/memory/2012-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2012-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2012-71-0x0000000000400000-0x0000000000426000-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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swiftbildirimi01pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swiftbildirimi01pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swiftbildirimi01pdf.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
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1604 set thread context of 2012	1604	swiftbildirimi01pdf.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2012	swiftbildirimi01pdf.exe
2012	swiftbildirimi01pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2012	swiftbildirimi01pdf.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 2012	1604	swiftbildirimi01pdf.exe	28
PID 1604 wrote to memory of 2012	1604	swiftbildirimi01pdf.exe	28
PID 1604 wrote to memory of 2012	1604	swiftbildirimi01pdf.exe	28
PID 1604 wrote to memory of 2012	1604	swiftbildirimi01pdf.exe	28
PID 1604 wrote to memory of 2012	1604	swiftbildirimi01pdf.exe	28
PID 1604 wrote to memory of 2012	1604	swiftbildirimi01pdf.exe	28
PID 1604 wrote to memory of 2012	1604	swiftbildirimi01pdf.exe	28
PID 1604 wrote to memory of 2012	1604	swiftbildirimi01pdf.exe	28
PID 1604 wrote to memory of 2012	1604	swiftbildirimi01pdf.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swiftbildirimi01pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	swiftbildirimi01pdf.exe

C:\Users\Admin\AppData\Local\Temp\swiftbildirimi01pdf.exe
"C:\Users\Admin\AppData\Local\Temp\swiftbildirimi01pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1604
- C:\Users\Admin\AppData\Local\Temp\swiftbildirimi01pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\swiftbildirimi01pdf.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1604-54-0x0000000000990000-0x0000000000A52000-memory.dmp

Filesize
776KB

Download
memory/1604-55-0x0000000076DC1000-0x0000000076DC3000-memory.dmp

Filesize
8KB

Download
memory/1604-56-0x0000000000310000-0x0000000000324000-memory.dmp

Filesize
80KB

Download
memory/1604-57-0x00000000003D0000-0x00000000003DC000-memory.dmp

Filesize
48KB

Download
memory/1604-58-0x0000000005B20000-0x0000000005BA2000-memory.dmp

Filesize
520KB

Download
memory/1604-59-0x00000000005D0000-0x00000000005F8000-memory.dmp

Filesize
160KB

Download
memory/2012-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2012-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2012-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2012-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2012-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2012-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2012-71-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

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