snakekeylogger | 916813387ba52a892f9a9f10f3d709745bedf80adacd9e2c42869a1131535612

General

Target

Confirmación de recibo de transferencia.exe
Size

640KB
MD5

fa023b2ab25eb6370a8776c8a94de7a7
SHA1

94dad9c18b4098abecd0ef367d68e393dc5e9173
SHA256

916813387ba52a892f9a9f10f3d709745bedf80adacd9e2c42869a1131535612
SHA512

609d898602ac0d9385464eafe3e717d0a99357921acac0da43ce2846a5329197eb4ab1dea31f998633938020de9ad42a94db91ae5d66083c52f59a63dd552dac
SSDEEP

12288:4xm+vY07/NBDiJpbY2Mo7YENsaMrtZForsk1lDuZGZ2SSGS:Ym0/NBWprM6zNi/yrV15uv3

Score

10^/10

snakekeylogger stormkitty collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.condominioaocubo.pt
Port:
587
Username:
[email protected]
Password:
Qualidade.c3.2018
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1548-140-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

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

StormKitty payload 2 IoCs

resource	yara_rule
behavioral2/memory/1548-140-0x0000000000400000-0x0000000000426000-memory.dmp	family_stormkitty
behavioral2/memory/1548-144-0x0000000005770000-0x0000000005780000-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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Confirmación de recibo de transferencia.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Confirmación de recibo de transferencia.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Confirmación de recibo de transferencia.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
38	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2072 set thread context of 1548	2072	Confirmación de recibo de transferencia.exe	93

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1548	Confirmación de recibo de transferencia.exe
1548	Confirmación de recibo de transferencia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1548	Confirmación de recibo de transferencia.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1548	Confirmación de recibo de transferencia.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 1548	2072	Confirmación de recibo de transferencia.exe	93
PID 2072 wrote to memory of 1548	2072	Confirmación de recibo de transferencia.exe	93
PID 2072 wrote to memory of 1548	2072	Confirmación de recibo de transferencia.exe	93
PID 2072 wrote to memory of 1548	2072	Confirmación de recibo de transferencia.exe	93
PID 2072 wrote to memory of 1548	2072	Confirmación de recibo de transferencia.exe	93
PID 2072 wrote to memory of 1548	2072	Confirmación de recibo de transferencia.exe	93
PID 2072 wrote to memory of 1548	2072	Confirmación de recibo de transferencia.exe	93
PID 2072 wrote to memory of 1548	2072	Confirmación de recibo de transferencia.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Confirmación de recibo de transferencia.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Confirmación de recibo de transferencia.exe

C:\Users\Admin\AppData\Local\Temp\Confirmación de recibo de transferencia.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmación de recibo de transferencia.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Users\Admin\AppData\Local\Temp\Confirmación de recibo de transferencia.exe
  "C:\Users\Admin\AppData\Local\Temp\Confirmación de recibo de transferencia.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1548

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Confirmación de recibo de transferencia.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/1548-140-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1548-143-0x0000000005770000-0x0000000005780000-memory.dmp

Filesize
64KB

Download
memory/1548-144-0x0000000005770000-0x0000000005780000-memory.dmp

Filesize
64KB

Download
memory/2072-133-0x0000000000EB0000-0x0000000000F56000-memory.dmp

Filesize
664KB

Download
memory/2072-134-0x0000000005E90000-0x0000000006434000-memory.dmp

Filesize
5.6MB

Download
memory/2072-135-0x0000000005980000-0x0000000005A12000-memory.dmp

Filesize
584KB

Download
memory/2072-136-0x0000000005920000-0x000000000592A000-memory.dmp

Filesize
40KB

Download
memory/2072-137-0x0000000005BE0000-0x0000000005BF0000-memory.dmp

Filesize
64KB

Download
memory/2072-138-0x0000000005BE0000-0x0000000005BF0000-memory.dmp

Filesize
64KB

Download
memory/2072-139-0x0000000006990000-0x0000000006A2C000-memory.dmp

Filesize
624KB

Download

Analysis

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