phantom_stealer | 189e7289fecdf6099e9b1dd6d4dfa409f482718a0a3bcef45afa7f7c3ad5ba98

Analysis

max time kernel
149s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
24/07/2026, 05:35

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General

Target
RFQ _ SK PREMIER - PR-SKPREMIER-20260724-066D - SPARE PARTS AND ACCESSORIES.js
Size 2.4MB
Sample260724-gactqsgp2x
SHA256 189e7289fecdf6099e9b1dd6d4dfa409f482718a0a3bcef45afa7f7c3ad5ba98
MD5 301a89fd97c02b78e982578bdfc919b9
SHA1 2a8947f607bf0c42f0dc64a5394d4f9f6ac04569
SHA512 a11e2a866f1f510a2141edc22415d65e1aea76954aaa4f32749db98d1043e52df1d29a164426714f8ac9008babb54608113425483a27b99269b6f9871f99cca3
SSDEEP 384:2RVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVRVt:O3
TLSH
T1EEC5112D6DF684E03C6B37AE9C4A39E67DD43E4ECBA28C851F7065C63086D0C4A16E35
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

collection discovery execution phantom_stealer stealer

Malware Config

Extracted

Credentials

Protocol
smtp
Host
mail.ckvsb.com.my
Port
587
Username
[email protected]
Password
Spring99#

Extracted

Family

phantom_stealer

Version

v3.5.0

Credentials

Protocol
smtp
Host
mail.ckvsb.com.my
Port
587
Username
[email protected]
Password
Spring99#
Email to
[email protected]

Mutex

T2AQM82LAVT6X6MR1OU2

Attributes

anti_analysis
0
cb_enables_ssl
0
debug
0
keylogger
1
start_delay
0
startup
0

Signatures

Family: PhantomStealer
Phantom Stealer is a stealer written in C#, forked from the Stealerium family.
stealer phantom_stealer

Detects PhantomStealer written in C# 1 IoCs

resource	yara_rule
behavioral1/memory/4972-15-0x0000000000400000-0x00000000004BE000-memory.dmp	family_phantomstealer

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2748	2320	powershell.exe	85

Badlisted process makes network request 2 IoCs

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

flow	pid	Process
4	2748	powershell.exe
5	2748	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.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
21	icanhazip.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2748 set thread context of 4972	2748	powershell.exe	93

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2748	powershell.exe

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	CasPol.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	CasPol.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	CasPol.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2748	powershell.exe
2748	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	powershell.exe
Token: SeDebugPrivilege	4972	CasPol.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4972	CasPol.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 4972	2748	powershell.exe	93
PID 2748 wrote to memory of 4972	2748	powershell.exe	93
PID 2748 wrote to memory of 4972	2748	powershell.exe	93
PID 2748 wrote to memory of 4972	2748	powershell.exe	93
PID 2748 wrote to memory of 4972	2748	powershell.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\RFQ _ SK PREMIER - PR-SKPREMIER-20260724-066D - SPARE PARTS AND ACCESSORIES.js"
1⤵
PID:3180

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -NoProfile -Command "Invoke-Expression $env:brackly"
1⤵
- Process spawned unexpected child process
- Badlisted process makes network request
- Suspicious use of SetThreadContext
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4972

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

__PSScriptPolicyTest_envyvczt.ob4.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_envyvczt.ob4.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/2748-1-0x000001EFEA1D0000-0x000001EFEA1E0000-memory.dmp

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memory/2748-0-0x000001EFEA1D0000-0x000001EFEA1E0000-memory.dmp

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memory/2748-9-0x000001EFEC380000-0x000001EFEC3A2000-memory.dmp

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memory/2748-10-0x000001EFEC740000-0x000001EFEC7D2000-memory.dmp

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memory/2748-11-0x000001EFE9AE0000-0x000001EFE9AEA000-memory.dmp

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memory/2748-13-0x000001EFEA1D0000-0x000001EFEA1E0000-memory.dmp

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memory/2748-12-0x000001EFEA1D0000-0x000001EFEA1E0000-memory.dmp

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memory/2748-14-0x000001EFEA1D0000-0x000001EFEA1E0000-memory.dmp

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memory/4972-18-0x00000000059E0000-0x0000000005F84000-memory.dmp

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memory/4972-15-0x0000000000400000-0x00000000004BE000-memory.dmp

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memory/4972-19-0x0000000006140000-0x00000000061A6000-memory.dmp

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memory/4972-20-0x00000000062B0000-0x0000000006362000-memory.dmp

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memory/4972-21-0x0000000006540000-0x0000000006702000-memory.dmp

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memory/4972-22-0x00000000063F0000-0x0000000006466000-memory.dmp

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memory/4972-23-0x0000000006470000-0x00000000064C0000-memory.dmp

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memory/4972-24-0x0000000006C40000-0x000000000716C000-memory.dmp

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memory/4972-25-0x0000000006790000-0x00000000067B2000-memory.dmp

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memory/4972-26-0x00000000067C0000-0x0000000006B14000-memory.dmp

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memory/4972-31-0x0000000007B70000-0x0000000007C02000-memory.dmp

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memory/4972-32-0x00000000073C0000-0x00000000073CA000-memory.dmp

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