masslogger | 9174fe7f2addfc20d8409a83eb3f5958a9c7b0ac86405929771a16a6ccabc921

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
17/07/2026, 16:03

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General

Target
PO-05870-MQ-05868-QTN-1000-04-2026-PR08586.js
Size 1.5MB
Sample260717-thnx7aay21
SHA256 9174fe7f2addfc20d8409a83eb3f5958a9c7b0ac86405929771a16a6ccabc921
MD5 aece944483b7b6529ffb7561baeb4b40
SHA1 04e8dd9ae656f3dcdf54b022ede7dd42e3fc0ace
SHA512 23d9b9bf49fde6888a3923ea808c989fc8d08ca07428af9e9ed96bb576d0c91724c6049bece6fbb658af6c09dc9760f60b16e3bd2bc310550ff930eaba82b0d4
SSDEEP 24576:VzoJ+YuM7IZDalZFikBPzoJ+YuM7IZDalZFikBzb:8n/D2n/DP
TLSH
T1C375F14155C03EA8E7EE973541BEA5A7F3B10CCA682C6946E732FD45EEB3500C31627A
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
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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
1748	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_mxpWoXHVMUeq_1784304220567.lnk	wscript.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Software\Microsoft\Office\16.0\Outlook\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-1-5-21-540052884-2969440504-464782435-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_ps_mxpWoXHVMUeq_1784304220567 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_mxpWoXHVMUeq_1784304220567.ps1\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_ps_mxpWoXHVMUeq_1784304220567 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_mxpWoXHVMUeq_1784304220567.ps1\""	wscript.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
12	checkip.dyndns.org
46	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1748 set thread context of 2408	1748	powershell.exe	100

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

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
1748	powershell.exe
1748	powershell.exe
3544	powershell.exe
3544	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
1748	powershell.exe
2408	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1748	powershell.exe
Token: SeDebugPrivilege	3544	powershell.exe
Token: SeDebugPrivilege	2408	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3832 wrote to memory of 1748	3832	wscript.exe	85
PID 1748 wrote to memory of 4380	1748	powershell.exe	90
PID 1748 wrote to memory of 4968	1748	powershell.exe	91
PID 1748 wrote to memory of 2460	1748	powershell.exe	92
PID 1748 wrote to memory of 2448	1748	powershell.exe	93
PID 1748 wrote to memory of 836	1748	powershell.exe	94
PID 1748 wrote to memory of 1684	1748	powershell.exe	99
PID 1748 wrote to memory of 2408	1748	powershell.exe	100
PID 1748 wrote to memory of 2408	1748	powershell.exe	100
PID 1748 wrote to memory of 2408	1748	powershell.exe	100
PID 1748 wrote to memory of 2408	1748	powershell.exe	100
PID 1748 wrote to memory of 2408	1748	powershell.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\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-1-5-21-540052884-2969440504-464782435-1000\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\PO-05870-MQ-05868-QTN-1000-04-2026-PR08586.js
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3832
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -NonInteractive -NoLogo -File "C:\Temp\ps_mxpWoXHVMUeq_1784304220567.ps1"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1748
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4380
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4968
- - 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:2448
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:836
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1684
- - 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:2408

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:3544

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_mxpWoXHVMUeq_1784304220567.ps1

Path C:\Temp\ps_mxpWoXHVMUeq_1784304220567.ps1
Size 533KB
SHA256 397681f1907581ec4587931389027e340207598695ce8312f83c0f7fdf75c488
MD5 9b1c039af305a054b4afeb9da4e82876
SHA1 c9d40b509f0e5043c56f3a38a1fe457d4ca6ac19
SHA512 62c09d2764cb64397c428dd9fbf7091ddddde967f29fc0835fa5e0d609f14c5824a29ad89c6851a6afb29276cd8dc2e749772df680fe47edcc7f9f78fa6d5faa
SSDEEP 12288:UClh/RuV+yp4QcCFzT9S3szJlSwmr3S0GiaH1Sy:VRWVpp/PIcWwLxH1z
TLSH
T1E9C423F89F0D67DB0F53A4BC68A5D492D29162A20A53810753ADC6B937CC36F7F03896
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

__PSScriptPolicyTest_tvspr1w0.4bn.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tvspr1w0.4bn.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/1748-24-0x0000019CD0EC0000-0x0000019CD0ED8000-memory.dmp

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memory/1748-11-0x0000019CD0C50000-0x0000019CD0C72000-memory.dmp

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memory/1748-3-0x0000019CCEAD0000-0x0000019CCEAE0000-memory.dmp

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memory/1748-2-0x0000019CCEAD0000-0x0000019CCEAE0000-memory.dmp

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memory/1748-31-0x0000019CD0EE0000-0x0000019CD104A000-memory.dmp

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memory/1748-28-0x0000019CCEAD0000-0x0000019CCEAE0000-memory.dmp

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memory/2408-40-0x00000000018A0000-0x00000000018AA000-memory.dmp

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memory/2408-39-0x0000000006840000-0x00000000068D2000-memory.dmp

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memory/2408-38-0x0000000006970000-0x0000000006B32000-memory.dmp

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memory/2408-25-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/2408-26-0x0000000005DF0000-0x0000000006394000-memory.dmp

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memory/2408-27-0x0000000005840000-0x00000000058DC000-memory.dmp

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memory/2408-37-0x0000000001720000-0x0000000001770000-memory.dmp

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memory/3544-14-0x000001A9A8070000-0x000001A9A8080000-memory.dmp

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memory/3544-30-0x000001A9A8070000-0x000001A9A8080000-memory.dmp

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memory/3544-29-0x000001A9A8070000-0x000001A9A8080000-memory.dmp

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memory/3544-23-0x000001A9AA730000-0x000001A9AA7A6000-memory.dmp

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memory/3544-22-0x000001A9AA2A0000-0x000001A9AA2E4000-memory.dmp

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memory/3544-13-0x000001A9A8070000-0x000001A9A8080000-memory.dmp

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