snakekeylogger | 487a34ecebed99d0935c56f644325c884bc1fac51e14c9e4b81970a5a785ed48

Analysis

max time kernel
107s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2024 08:47

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General

Target

IMG_50026_1780.exe
Size

2.6MB
MD5

4c0c7c80a3403fbeff4a66dad379cfd1
SHA1

f303e2596c751322499c718b8f53972a7bd7fe9a
SHA256

487a34ecebed99d0935c56f644325c884bc1fac51e14c9e4b81970a5a785ed48
SHA512

ac768521c41e38d7b314e1a579b4de997e0d98e6268aca98133eb0566e73734b3cfe72f17492110222acb54f7873ee5f6f42a77e89a3d6812989ee14e29392eb
SSDEEP

49152:bAA9nB0mUgYd/5xPn9OHkkWmBfdsS0Vstb:x0mUgexP9kkVm9b

Score

10^/10

snakekeylogger collection discovery keylogger persistence spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
bisttro.shop
Port:
587
Username:
[email protected]
Password:
W79cDo2h05Iv
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/1696-1093-0x0000000000590000-0x00000000005B6000-memory.dmp	family_snakekeylogger

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3900 created 3468	3900	IMG_50026_1780.exe	56

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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	IMG_50026_1780.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	IMG_50026_1780.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	IMG_50026_1780.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ibrzb = "C:\\Users\\Admin\\AppData\\Roaming\\ibrzb.exe"	IMG_50026_1780.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
14	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3900 set thread context of 1696	3900	IMG_50026_1780.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMG_50026_1780.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMG_50026_1780.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3900	IMG_50026_1780.exe
1696	IMG_50026_1780.exe
1696	IMG_50026_1780.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3900	IMG_50026_1780.exe
Token: SeDebugPrivilege	3900	IMG_50026_1780.exe
Token: SeDebugPrivilege	1696	IMG_50026_1780.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3900 wrote to memory of 1696	3900	IMG_50026_1780.exe	82
PID 3900 wrote to memory of 1696	3900	IMG_50026_1780.exe	82
PID 3900 wrote to memory of 1696	3900	IMG_50026_1780.exe	82
PID 3900 wrote to memory of 1696	3900	IMG_50026_1780.exe	82
PID 3900 wrote to memory of 1696	3900	IMG_50026_1780.exe	82
PID 3900 wrote to memory of 1696	3900	IMG_50026_1780.exe	82
PID 3900 wrote to memory of 1696	3900	IMG_50026_1780.exe	82
PID 3900 wrote to memory of 1696	3900	IMG_50026_1780.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	IMG_50026_1780.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	IMG_50026_1780.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3468
- C:\Users\Admin\AppData\Local\Temp\IMG_50026_1780.exe
  "C:\Users\Admin\AppData\Local\Temp\IMG_50026_1780.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3900
- C:\Users\Admin\AppData\Local\Temp\IMG_50026_1780.exe
  "C:\Users\Admin\AppData\Local\Temp\IMG_50026_1780.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1696-1093-0x0000000000590000-0x00000000005B6000-memory.dmp

Filesize
152KB

Download
memory/1696-1094-0x0000000004E80000-0x0000000004F1C000-memory.dmp

Filesize
624KB

Download
memory/1696-1092-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/1696-1095-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/1696-1096-0x0000000006390000-0x00000000063E0000-memory.dmp

Filesize
320KB

Download
memory/1696-1100-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/1696-1099-0x00000000063F0000-0x00000000063FA000-memory.dmp

Filesize
40KB

Download
memory/1696-1098-0x0000000006480000-0x0000000006512000-memory.dmp

Filesize
584KB

Download
memory/1696-1097-0x00000000065B0000-0x0000000006772000-memory.dmp

Filesize
1.8MB

Download
memory/3900-34-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-20-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-64-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-66-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-62-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-60-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-58-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-56-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-54-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-52-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-50-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-48-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-46-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-44-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-42-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-38-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-36-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-22-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-32-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-30-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-28-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-26-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-24-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-10-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-18-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-16-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-14-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-12-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-8-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-6-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-4-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-3-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-1077-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/3900-1078-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/3900-1079-0x0000000004F80000-0x0000000004FE2000-memory.dmp

Filesize
392KB

Download
memory/3900-1080-0x0000000004FE0000-0x000000000502C000-memory.dmp

Filesize
304KB

Download
memory/3900-1084-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/3900-1086-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/3900-40-0x0000000004E10000-0x0000000004EF1000-memory.dmp

Filesize
900KB

Download
memory/3900-2-0x0000000004E10000-0x0000000004EF8000-memory.dmp

Filesize
928KB

Download
memory/3900-1-0x00000000001D0000-0x0000000000462000-memory.dmp

Filesize
2.6MB

Download
memory/3900-0-0x0000000074ABE000-0x0000000074ABF000-memory.dmp

Filesize
4KB

Download
memory/3900-1085-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download
memory/3900-1087-0x00000000059B0000-0x0000000005F54000-memory.dmp

Filesize
5.6MB

Download
memory/3900-1088-0x0000000005110000-0x0000000005164000-memory.dmp

Filesize
336KB

Download
memory/3900-1091-0x0000000074AB0000-0x0000000075260000-memory.dmp

Filesize
7.7MB

Download