snakekeylogger | 0d7ee783e7fc08d5fff470efa31bf6eff71e9fd81b2f88a45cbce19bd09bd96d

Analysis

max time kernel
121s
max time network
135s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-12-2024 17:10

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General

Target

QUOTATION#08799.exe
Size

643KB
MD5

60ddcafe705a37c0140c4cb0e9c78aad
SHA1

f1027a78300c13ca9628a093452fa86c99dc27e2
SHA256

cc13129324f50af1beb790648588af51cd58745cc19240836104b5441319ecf0
SHA512

4ce31889a8c496c6881520fba3c9caf64323604b9d9d0e45c93282507b7cf60364a36509696b785609e1ba6060001c8ebc4610bd76a0ef105e67136b67539d9c
SSDEEP

12288:numPW57u6MJZLtjsZ3x9iVeWErj59NcW23Sh5UCtjWfXl1Ewu3X3u+:nubKrh0hAVerv59NcWl+vl1g3X39

Score

10^/10

snakekeylogger collection discovery evasion execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.cepro.co.in
Port:
587
Username:
[email protected]
Password:
2018@ce#03
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/1648-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1648-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-30-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	QUOTATION#08799.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1528	powershell.exe

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	QUOTATION#08799.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	QUOTATION#08799.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 1880 set thread context of 2752	1880	QUOTATION#08799.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 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	regasm.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1528	powershell.exe
2752	regasm.exe
2752	regasm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1528	powershell.exe
Token: SeDebugPrivilege	2752	regasm.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 1528	1880	QUOTATION#08799.exe	30
PID 1880 wrote to memory of 1528	1880	QUOTATION#08799.exe	30
PID 1880 wrote to memory of 1528	1880	QUOTATION#08799.exe	30
PID 1880 wrote to memory of 2124	1880	QUOTATION#08799.exe	32
PID 1880 wrote to memory of 2124	1880	QUOTATION#08799.exe	32
PID 1880 wrote to memory of 2124	1880	QUOTATION#08799.exe	32
PID 1880 wrote to memory of 2124	1880	QUOTATION#08799.exe	32
PID 1880 wrote to memory of 1648	1880	QUOTATION#08799.exe	33
PID 1880 wrote to memory of 1648	1880	QUOTATION#08799.exe	33
PID 1880 wrote to memory of 1648	1880	QUOTATION#08799.exe	33
PID 1880 wrote to memory of 1648	1880	QUOTATION#08799.exe	33
PID 1880 wrote to memory of 1648	1880	QUOTATION#08799.exe	33
PID 1880 wrote to memory of 1648	1880	QUOTATION#08799.exe	33
PID 1880 wrote to memory of 1648	1880	QUOTATION#08799.exe	33
PID 1880 wrote to memory of 1648	1880	QUOTATION#08799.exe	33
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2752	1880	QUOTATION#08799.exe	34
PID 1880 wrote to memory of 2756	1880	QUOTATION#08799.exe	35
PID 1880 wrote to memory of 2756	1880	QUOTATION#08799.exe	35
PID 1880 wrote to memory of 2756	1880	QUOTATION#08799.exe	35
PID 1880 wrote to memory of 2756	1880	QUOTATION#08799.exe	35
PID 1880 wrote to memory of 2756	1880	QUOTATION#08799.exe	35
PID 1880 wrote to memory of 2756	1880	QUOTATION#08799.exe	35
PID 1880 wrote to memory of 2756	1880	QUOTATION#08799.exe	35

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	QUOTATION#08799.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	regasm.exe

C:\Users\Admin\AppData\Local\Temp\QUOTATION#08799.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION#08799.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1880
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\QUOTATION#08799.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1528
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  PID:2124
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
  2⤵
  PID:1648
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.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:2752
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

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 Information Discovery

T1082

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

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Downloads

memory/1528-8-0x0000000002E90000-0x0000000002F10000-memory.dmp

Filesize
512KB

Download
memory/1528-10-0x0000000001E70000-0x0000000001E78000-memory.dmp

Filesize
32KB

Download
memory/1528-9-0x000000001B6F0000-0x000000001B9D2000-memory.dmp

Filesize
2.9MB

Download
memory/1648-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1648-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1648-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1648-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1880-3-0x000007FEF5D10000-0x000007FEF66FC000-memory.dmp

Filesize
9.9MB

Download
memory/1880-2-0x000000001A640000-0x000000001A6B8000-memory.dmp

Filesize
480KB

Download
memory/1880-1-0x0000000001190000-0x0000000001236000-memory.dmp

Filesize
664KB

Download
memory/1880-0-0x000007FEF5D13000-0x000007FEF5D14000-memory.dmp

Filesize
4KB

Download
memory/1880-31-0x000007FEF5D10000-0x000007FEF66FC000-memory.dmp

Filesize
9.9MB

Download
memory/2752-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-30-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2752-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download