masslogger | beda1b9bca0445fef1636158d6626bbf16587143fff84ee7c6a298543e4adc48

Analysis

max time kernel
148s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
23/07/2026, 17:35

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General

Target
Order #7909270.js
Size 974KB
Sample260723-v58rjstemf
SHA256 beda1b9bca0445fef1636158d6626bbf16587143fff84ee7c6a298543e4adc48
MD5 0ef837b9554e6d7a1f907de7cfd102b5
SHA1 831eb659f016af639ed27be6f726da9b67b2e018
SHA512 e212280fd56f78f4e8a356da58c8025daf940c58d0cf8165d89e766bc4bb3af1b9f3fc1a37a624802e6bece3c861d6c493236b358edcc47947a8ecf3a04c1bff
SSDEEP 12288:B6JO6Xp3Iy0VhqOsafPAPF6eVcSZAaXy993qm1H4gNbUmfot4KMROIFKNtIU4CdL:cRyKTNCpHim4t
TLSH
T1D425086036FB3A454E243F1EA94D4454CA6DD2120D03E6D9F8FD1A846B5BCAB69E0C3F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

collection discovery execution masslogger persistence spyware stealer

Malware Config

Extracted

Family

masslogger

Attributes

exfiltration_mode
#SMTPEnabled
expire_time_date
00-00-0000
host_password
Zs5s*QVx(4yLLl*1
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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4744	powershell.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SystemUpdate_ps_doJpnchwGMj1_1784828133728.lnk	wscript.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_ps_doJpnchwGMj1_1784828133728 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_doJpnchwGMj1_1784828133728.ps1\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_ps_doJpnchwGMj1_1784828133728 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_doJpnchwGMj1_1784828133728.ps1\""	wscript.exe

Looks up external IP address via web service 3 IoCs

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

flow	ioc
1	reallyfreegeoip.org
17	reallyfreegeoip.org
1	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4744 set thread context of 5568	4744	powershell.exe	99

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

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	aspnet_compiler.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\	wscript.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
5204	powershell.exe
5204	powershell.exe
5204	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
4744	powershell.exe
5568	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4744	powershell.exe
Token: SeDebugPrivilege	5204	powershell.exe
Token: SeDebugPrivilege	5568	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 5516 wrote to memory of 4744	5516	wscript.exe	89
PID 4744 wrote to memory of 2032	4744	powershell.exe	94
PID 4744 wrote to memory of 2460	4744	powershell.exe	95
PID 4744 wrote to memory of 5400	4744	powershell.exe	96
PID 4744 wrote to memory of 2504	4744	powershell.exe	97
PID 4744 wrote to memory of 5932	4744	powershell.exe	98
PID 4744 wrote to memory of 5568	4744	powershell.exe	99
PID 4744 wrote to memory of 5568	4744	powershell.exe	99
PID 4744 wrote to memory of 5568	4744	powershell.exe	99
PID 4744 wrote to memory of 5568	4744	powershell.exe	99
PID 4744 wrote to memory of 5568	4744	powershell.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Order #7909270.js"
1⤵
- Drops startup file
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5516
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -NonInteractive -NoLogo -File "C:\Temp\ps_doJpnchwGMj1_1784828133728.ps1"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4744
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2032
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2460
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:5400
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2504
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:5932
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:5568

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5204

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

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

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

ps_doJpnchwGMj1_1784828133728.ps1

Path C:\Temp\ps_doJpnchwGMj1_1784828133728.ps1
Size 628KB
SHA256 ed04d042a4865cce64ad576cc62d7a9da7d71d79ac008e9965bf24e7d085ed65
MD5 9eba94753c72e0b508da2d7aa4c74402
SHA1 350e0dd6684b15a13664f83cfb6e48ba68ea92f7
SHA512 c62542d5e450a988b91f4329479fd34b0971732e99025a6111f583ad827afff300201d3fcebbd827c5fe8a2fd3b5673bd6a63c797ec016916d90e3c112c0ddbb
SSDEEP 6144:GGy0sqyhz5iwB3uGU3KreXnlZH99XHn91P:GGyT95ij/+qnlPtP
TLSH
T165D4D6AB8A47176178E5EA38EF5A228C14927A3C9074D5E5C97E7CC2CE03271CCB75D8
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

ModuleAnalysisCache

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
Size 67KB
SHA256 9664b478a1e6f74892648d1f9d56900fe55e882d87f24e6b02f2ada2751e8f1c
MD5 181c04132d97c84bc8d3335d5a54694e
SHA1 5ae959d0877fa254ce9c2a88ab01112243a73d05
SHA512 2fa208c7dd9f567c07465002860a809b6ee11d83447b8ff7efc7accaae7dea67805370e31f2284bed353d18bb9faa24e07a7cf7e1a8976875a3d11650eadfc8c
SSDEEP 1536:zKLgMGYo2hOovpfKQVCYXflJdpXY+inHzwqR40i71Yi9MQyPmMrxpibjoRjdvRwG:zKLgMGYo2hOovpfKQVCYXflJdlYPnHzp
TLSH
T1AE636292E9204E75E1A66F3EF15622627C30394690F8113211DC25EFA987D930B1FBFE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4744-20-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-32-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-6-0x000001D67D490000-0x000001D67D4B2000-memory.dmp

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memory/4744-9-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-10-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-11-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-12-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-13-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-14-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-17-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-18-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-19-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-2-0x00007FF934CCF000-0x00007FF934CD0000-memory.dmp

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memory/4744-21-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-7-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-34-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-22-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-24-0x000001D67D480000-0x000001D67D48C000-memory.dmp

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memory/4744-33-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/4744-25-0x000001D67D6C0000-0x000001D67D6C8000-memory.dmp

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memory/4744-5-0x00007FF934B40000-0x00007FF9354E4000-memory.dmp

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memory/5204-23-0x00000244A36E0000-0x00000244A3728000-memory.dmp

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memory/5568-28-0x0000000005730000-0x00000000057CC000-memory.dmp

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memory/5568-26-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/5568-27-0x0000000005DF0000-0x00000000063AA000-memory.dmp

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memory/5568-35-0x0000000001730000-0x0000000001780000-memory.dmp

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memory/5568-36-0x0000000006880000-0x0000000006A42000-memory.dmp

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memory/5568-38-0x0000000005720000-0x000000000572A000-memory.dmp

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memory/5568-37-0x00000000066B0000-0x0000000006742000-memory.dmp

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