snakekeylogger | 6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8

Analysis

max time kernel
127s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-09-2024 20:39

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General

Target

6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe
Size

1.1MB
MD5

a89a0e42fc2e1f33abf93e44cad2073b
SHA1

a64345371fe0ad2c6885087329f5cf5a98af189a
SHA256

6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8
SHA512

92e2979fa352488e8fae7b9ba650656d6af3c220ee3199c93163e6b15c249cbe9db1cfb1331698b47705412ec7dc91e6c92cab47a7428a14c7592336f5cd1961
SSDEEP

24576:oQDZIaJExFtl+ZLbcsR9Y4dOPAGFoCKNTlkejfrg4SVQGSakmJ:oQDZvJE7t4I29JuAGFoC0RkejfMcGSaH

Score

10^/10

snakekeylogger collection credential_access discovery keylogger persistence stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
bisttro.shop
Port:
587
Username:
[email protected]
Password:
XSgWVCcKUruF
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/4540-1094-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3564 created 3632	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	56

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

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-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bwpjihw = "C:\\Users\\Admin\\AppData\\Roaming\\Bwpjihw.exe"	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.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
21	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3564 set thread context of 4540	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	89

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	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe
4540	InstallUtil.exe
4540	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe
Token: SeDebugPrivilege	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe
Token: SeDebugPrivilege	4540	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3564 wrote to memory of 4540	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	89
PID 3564 wrote to memory of 4540	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	89
PID 3564 wrote to memory of 4540	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	89
PID 3564 wrote to memory of 4540	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	89
PID 3564 wrote to memory of 4540	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	89
PID 3564 wrote to memory of 4540	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	89
PID 3564 wrote to memory of 4540	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	89
PID 3564 wrote to memory of 4540	3564	6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3632
- C:\Users\Admin\AppData\Local\Temp\6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.exe
  "C:\Users\Admin\AppData\Local\Temp\6b737a6aef7bd8b764b2c3e8abfdf9ab4741fb23ef232a906fb4658b1db6d7d8.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:3564
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.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:4540

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

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3564-0-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/3564-1-0x00000000002B0000-0x00000000003CC000-memory.dmp

Filesize
1.1MB

Download
memory/3564-2-0x0000000004EC0000-0x0000000004FA6000-memory.dmp

Filesize
920KB

Download
memory/3564-3-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-6-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-18-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-64-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-66-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-62-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-60-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-58-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-56-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-50-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-48-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-46-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-44-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-42-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-40-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-38-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-54-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-52-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-36-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-34-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-32-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-30-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-28-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-26-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-24-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-22-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-20-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-16-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-14-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-12-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-10-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-8-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-4-0x0000000004EC0000-0x0000000004FA1000-memory.dmp

Filesize
900KB

Download
memory/3564-1077-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/3564-1078-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/3564-1079-0x0000000005030000-0x0000000005092000-memory.dmp

Filesize
392KB

Download
memory/3564-1080-0x0000000005090000-0x00000000050DC000-memory.dmp

Filesize
304KB

Download
memory/3564-1084-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/3564-1085-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/3564-1086-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/3564-1087-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/3564-1088-0x0000000005A90000-0x0000000006034000-memory.dmp

Filesize
5.6MB

Download
memory/3564-1089-0x00000000051C0000-0x0000000005214000-memory.dmp

Filesize
336KB

Download
memory/3564-1092-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4540-1094-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4540-1093-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4540-1095-0x0000000005390000-0x000000000542C000-memory.dmp

Filesize
624KB

Download
memory/4540-1096-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4540-1097-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4540-1098-0x00000000748B0000-0x0000000075060000-memory.dmp

Filesize
7.7MB

Download
memory/4540-1099-0x0000000006720000-0x0000000006770000-memory.dmp

Filesize
320KB

Download
memory/4540-1100-0x0000000006940000-0x0000000006B02000-memory.dmp

Filesize
1.8MB

Download
memory/4540-1101-0x0000000006810000-0x00000000068A2000-memory.dmp

Filesize
584KB

Download
memory/4540-1102-0x00000000067A0000-0x00000000067AA000-memory.dmp

Filesize
40KB

Download