snakekeylogger | ea5ecd2fbfbc97248e315b602a26f9f9e7ec7e7705b4d536cbb2c10de76238b0

General

Target

COMPROVANTEDETRANSFERNCIA.exe
Size

603KB
MD5

c7a4f00ca53bb629bd568a0e2a3b5f23
SHA1

6660e130cdeeedac1747eb469f4aca562b7ab415
SHA256

ea5ecd2fbfbc97248e315b602a26f9f9e7ec7e7705b4d536cbb2c10de76238b0
SHA512

db78c6d837051624a910720156a53e054abf4f084b86c3673ac504a12ef181f4298ca7d68f671ca21104a8437ef88a47d8144b62b87701c04e684682e1e1bbab
SSDEEP

12288:BJPAegQVtF3K4cvmLWX/fc5z8zOSDxwbPPvaEB82oCh1CE27L+q:BJPBK9v5sNoBCT6EB8QsE23h

Score

10^/10

snakekeylogger stormkitty collection keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.plagastur.com
Port:
587
Username:
[email protected]
Password:
Plagas2023

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.plagastur.com
Port:
587
Username:
[email protected]
Password:
Plagas2023
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 7 IoCs

resource	yara_rule
behavioral1/memory/1632-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-64-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-68-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-71-0x00000000007C0000-0x0000000000800000-memory.dmp	family_snakekeylogger
behavioral1/memory/1632-72-0x00000000007C0000-0x0000000000800000-memory.dmp	family_snakekeylogger

StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 6 IoCs

resource	yara_rule
behavioral1/memory/1632-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/1632-64-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/1632-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/1632-68-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/1632-70-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral1/memory/1632-71-0x00000000007C0000-0x0000000000800000-memory.dmp	family_stormkitty

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-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COMPROVANTEDETRANSFERNCIA.exe
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COMPROVANTEDETRANSFERNCIA.exe
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COMPROVANTEDETRANSFERNCIA.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 1924 set thread context of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1924	COMPROVANTEDETRANSFERNCIA.exe
1924	COMPROVANTEDETRANSFERNCIA.exe
1632	COMPROVANTEDETRANSFERNCIA.exe
1632	COMPROVANTEDETRANSFERNCIA.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1924	COMPROVANTEDETRANSFERNCIA.exe
Token: SeDebugPrivilege	1632	COMPROVANTEDETRANSFERNCIA.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1632	COMPROVANTEDETRANSFERNCIA.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28
PID 1924 wrote to memory of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28
PID 1924 wrote to memory of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28
PID 1924 wrote to memory of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28
PID 1924 wrote to memory of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28
PID 1924 wrote to memory of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28
PID 1924 wrote to memory of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28
PID 1924 wrote to memory of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28
PID 1924 wrote to memory of 1632	1924	COMPROVANTEDETRANSFERNCIA.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COMPROVANTEDETRANSFERNCIA.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	COMPROVANTEDETRANSFERNCIA.exe

C:\Users\Admin\AppData\Local\Temp\COMPROVANTEDETRANSFERNCIA.exe
"C:\Users\Admin\AppData\Local\Temp\COMPROVANTEDETRANSFERNCIA.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Users\Admin\AppData\Local\Temp\COMPROVANTEDETRANSFERNCIA.exe
  "C:\Users\Admin\AppData\Local\Temp\COMPROVANTEDETRANSFERNCIA.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1632

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1632-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1632-68-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-72-0x00000000007C0000-0x0000000000800000-memory.dmp

Filesize
256KB

Download
memory/1632-71-0x00000000007C0000-0x0000000000800000-memory.dmp

Filesize
256KB

Download
memory/1632-70-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-62-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1632-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1924-55-0x0000000004D40000-0x0000000004D80000-memory.dmp

Filesize
256KB

Download
memory/1924-60-0x00000000006D0000-0x00000000006F8000-memory.dmp

Filesize
160KB

Download
memory/1924-54-0x0000000000800000-0x000000000089E000-memory.dmp

Filesize
632KB

Download
memory/1924-59-0x0000000004260000-0x00000000042C2000-memory.dmp

Filesize
392KB

Download
memory/1924-58-0x0000000000460000-0x000000000046C000-memory.dmp

Filesize
48KB

Download
memory/1924-57-0x0000000004D40000-0x0000000004D80000-memory.dmp

Filesize
256KB

Download
memory/1924-56-0x0000000000440000-0x0000000000456000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads