snakekeylogger | 64ac5a54b0716963fe7b8c608275a993a61a45516e8451e78d874d2c5f449798

General

Target

QUOTATION#00870.exe
Size

489KB
MD5

bcaf6fb2575efdf1334df47b0cb72622
SHA1

9cb5f2577cc721010eba85f06ecae540a6ddf46d
SHA256

5a9a4bb850b87e2e12608197e67e9f25cb2d85f802739f5d223407e10d658568
SHA512

353a9c4eecee8b99ec35863549a13fcaff73b8d95f6c592b1f4b356d06d67fa08466c58d3a86840615d3e3dc302d57ffebe2ae73fbe105ddaefc0aa758f94979
SSDEEP

12288:9roPi5P5h+KFiYudUZ0Gq8lucLcDil+s39Wo3y7NUYEUQyTzK8b6E8aFAA12:BoPizYyV0ncLsil+s39Wo6NUYhBTXb6p

Score

10^/10

snakekeylogger collection discovery evasion execution keylogger 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/3020-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/3020-13-0x0000000000400000-0x0000000000426000-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#00870.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
984	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.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#00870.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	QUOTATION#00870.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 532 set thread context of 3020	532	QUOTATION#00870.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	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
984	powershell.exe
3020	AddInProcess32.exe
3020	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	984	powershell.exe
Token: SeDebugPrivilege	3020	AddInProcess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 984	532	QUOTATION#00870.exe	32
PID 532 wrote to memory of 984	532	QUOTATION#00870.exe	32
PID 532 wrote to memory of 984	532	QUOTATION#00870.exe	32
PID 532 wrote to memory of 3020	532	QUOTATION#00870.exe	34
PID 532 wrote to memory of 3020	532	QUOTATION#00870.exe	34
PID 532 wrote to memory of 3020	532	QUOTATION#00870.exe	34
PID 532 wrote to memory of 3020	532	QUOTATION#00870.exe	34
PID 532 wrote to memory of 3020	532	QUOTATION#00870.exe	34
PID 532 wrote to memory of 3020	532	QUOTATION#00870.exe	34
PID 532 wrote to memory of 3020	532	QUOTATION#00870.exe	34
PID 532 wrote to memory of 3020	532	QUOTATION#00870.exe	34
PID 532 wrote to memory of 3020	532	QUOTATION#00870.exe	34
PID 532 wrote to memory of 2928	532	QUOTATION#00870.exe	35
PID 532 wrote to memory of 2928	532	QUOTATION#00870.exe	35
PID 532 wrote to memory of 2928	532	QUOTATION#00870.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#00870.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\QUOTATION#00870.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION#00870.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:532
- 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#00870.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:984
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.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:3020
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 532 -s 768
  2⤵
  PID:2928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/532-0-0x000007FEF5E43000-0x000007FEF5E44000-memory.dmp

Filesize
4KB

Download
memory/532-1-0x0000000000920000-0x000000000099E000-memory.dmp

Filesize
504KB

Download
memory/532-2-0x0000000000890000-0x000000000090A000-memory.dmp

Filesize
488KB

Download
memory/532-3-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp

Filesize
9.9MB

Download
memory/532-23-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp

Filesize
9.9MB

Download
memory/984-8-0x0000000002DC0000-0x0000000002E40000-memory.dmp

Filesize
512KB

Download
memory/984-21-0x000000001B760000-0x000000001BA42000-memory.dmp

Filesize
2.9MB

Download
memory/984-22-0x0000000001D90000-0x0000000001D98000-memory.dmp

Filesize
32KB

Download
memory/3020-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3020-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3020-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads