snakekeylogger | b89443b465f1a7b4f348460e5ca65ab3d0a39226450480cabc93c29d8699b517

General

Target

Quotation_spareparts_20229154.exe
Size

721KB
MD5

6751bfcb21f9b32722db1f5a5ad3e63c
SHA1

9c06344d409813717d54a7961f75cb8573a7eaf8
SHA256

b89443b465f1a7b4f348460e5ca65ab3d0a39226450480cabc93c29d8699b517
SHA512

e6cda86c667cca1be0956546dfb0d2f76bec9ac322e224e38f5e2587fe7dec411f5253bc193bddecca154626cf510c2e72ef1f24c04a059166f438e04b9dea63
SSDEEP

12288:je6XQozj/Fyvd+XqE5MuPpMin2KH/nEyLb:j1PtyvdiVn9EyLb

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5793325124:AAGHzRsq2tvLBf23l8pkEofcJjw4AQXsgAQ/sendMessage?chat_id=2086616067

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4372-138-0x0000000000400000-0x0000000000426000-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	Quotation_spareparts_20229154.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation_spareparts_20229154.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation_spareparts_20229154.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
37	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3488 set thread context of 4372	3488	Quotation_spareparts_20229154.exe	91

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4372	Quotation_spareparts_20229154.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4372	Quotation_spareparts_20229154.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3488 wrote to memory of 4372	3488	Quotation_spareparts_20229154.exe	91
PID 3488 wrote to memory of 4372	3488	Quotation_spareparts_20229154.exe	91
PID 3488 wrote to memory of 4372	3488	Quotation_spareparts_20229154.exe	91
PID 3488 wrote to memory of 4372	3488	Quotation_spareparts_20229154.exe	91
PID 3488 wrote to memory of 4372	3488	Quotation_spareparts_20229154.exe	91
PID 3488 wrote to memory of 4372	3488	Quotation_spareparts_20229154.exe	91
PID 3488 wrote to memory of 4372	3488	Quotation_spareparts_20229154.exe	91
PID 3488 wrote to memory of 4372	3488	Quotation_spareparts_20229154.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	Quotation_spareparts_20229154.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	Quotation_spareparts_20229154.exe

C:\Users\Admin\AppData\Local\Temp\Quotation_spareparts_20229154.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation_spareparts_20229154.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\Quotation_spareparts_20229154.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation_spareparts_20229154.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4372

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Quotation_spareparts_20229154.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3488-132-0x0000000000F80000-0x000000000103A000-memory.dmp

Filesize
744KB

Download
memory/3488-133-0x0000000006040000-0x00000000065E4000-memory.dmp

Filesize
5.6MB

Download
memory/3488-134-0x00000000059D0000-0x0000000005A62000-memory.dmp

Filesize
584KB

Download
memory/3488-135-0x00000000059C0000-0x00000000059CA000-memory.dmp

Filesize
40KB

Download
memory/3488-136-0x00000000092C0000-0x000000000935C000-memory.dmp

Filesize
624KB

Download
memory/4372-138-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4372-140-0x00000000069D0000-0x0000000006B92000-memory.dmp

Filesize
1.8MB

Download

Analysis

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