masslogger | 9e8425815626d2ce26bdc913dea0d5fc1f400fa3312efb997d905505dbd5aea1

General

Target
ENQUIRY - E602.js
Size 5.3MB
Sample260730-j2mt5aeb75
SHA256 9e8425815626d2ce26bdc913dea0d5fc1f400fa3312efb997d905505dbd5aea1
MD5 a5fb341ea5137f2c1ce7997b76d52b8f
SHA1 20c4315672a41d0dd3e0e5401022684b9d2e3fb2
SHA512 d515e7fff049e8a87eb5e4f9127dbbc2a5b24c84ad538675c81bca748c215fb17084af54808606631b5560bb4af1d3eaf58905b5dedd25085abe32c794b45887
SSDEEP 3072:qYf2bHDETVAiM9kAEE/Kh3Z6pC9q+JDcIjh1KoOccHtLf8nsZqe4UEcS1TApbJf1:G
TLSH
T19646B97CDC28827EC1B3D22DCEC78A07F8564826361DF94AA0D3731B9163293B5E656D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

collection discovery execution masslogger persistence spyware stealer

Malware Config

Extracted

Credentials

Protocol
smtp
Host
mail.trimnt.com
Port
587
Username
[email protected]
Password
Vd4_wKiUILWQ*tRY

Extracted

Family

masslogger

Attributes

exfiltration_mode
#SMTPEnabled
expire_time_date
00-00-0000
host_password
Vd4_wKiUILWQ*tRY
host_port
587
host_receiver
[email protected]
host_sender
[email protected]
host_server
mail.trimnt.com
ssl_slate
True

Signatures

Family: MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

Badlisted process makes network request 3 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
8	3768	powershell.exe
10	3768	powershell.exe
14	3768	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation	wscript.exe

Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs

persistence

Logon Script (Windows)

T1037.001

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Environment\UserInitMprLogonScript = "wscript.exe \"C:\\Users\\Admin\\AppData\\Local\\v8143\\v9533.js\""	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	powershell.exe
Key opened	\REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	powershell.exe
Key opened	\REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	powershell.exe

Looks up external IP address via web service 1 TTPs 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

discovery

Internet Connection Discovery

T1016.001

flow	ioc
7	checkip.dyndns.org
9	reallyfreegeoip.org
10	reallyfreegeoip.org

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3360	cmd.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3768	powershell.exe
3768	powershell.exe
3768	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3768	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3768	powershell.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3336	conhost.exe
3768	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 660 wrote to memory of 3336	660	wscript.exe	88
PID 3336 wrote to memory of 3360	3336	conhost.exe	89
PID 3360 wrote to memory of 3476	3360	cmd.exe	90
PID 3360 wrote to memory of 3768	3360	cmd.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	powershell.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	powershell.exe

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\ENQUIRY - E602.js"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:660
- C:\Windows\System32\conhost.exe
  "C:\Windows\System32\conhost.exe" cmd.exe /c "echo iex($env:CH4RAIICW6)| powershell.exe -w h -nop -nONI -"
  2⤵
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3336
- - C:\Windows\System32\cmd.exe
    cmd.exe /c "echo iex($env:CH4RAIICW6)| powershell.exe -w h -nop -nONI -"
    3⤵
    - Executes a command shell one-liner
    - Suspicious use of WriteProcessMemory
    PID:3360
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo iex($env:CH4RAIICW6)"
      4⤵
      PID:3476
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -w h -nop -nONI -
      4⤵
      Badlisted process makes network request
      Registers new Windows logon scripts automatically executed at logon.
      Accesses Microsoft Outlook profiles
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      outlook_office_path
      outlook_win_path
      PID:3768

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

JavaScript

1

T1059.007

Windows Command Shell

1

T1059.003

Persistence

Boot or Logon Initialization Scripts

1

T1037

Logon Script (Windows)

1

T1037.001

Privilege Escalation

Boot or Logon Initialization Scripts

1

T1037

Logon Script (Windows)

1

T1037.001

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

__PSScriptPolicyTest_lgxljinq.50l.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lgxljinq.50l.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/3768-2-0x000001DC63F50000-0x000001DC63F72000-memory.dmp

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memory/3768-8-0x000001DC7EEB0000-0x000001DC7F06A000-memory.dmp

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memory/3768-9-0x000001DC00000000-0x000001DC00058000-memory.dmp

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memory/3768-12-0x000001DC00060000-0x000001DC0007E000-memory.dmp

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memory/3768-13-0x000001DC61830000-0x000001DC61880000-memory.dmp

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memory/3768-14-0x000001DC7F240000-0x000001DC7F402000-memory.dmp

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memory/3768-15-0x000001DC7E550000-0x000001DC7E76C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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