Analysis
- max time kernel
149s - max time network
94s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
24/04/2026, 07:27
General
- Target ENQUIRY_PO25-07-780_NAFFCO_ORDER .exe
- Size 173KB
- Sample260424-jafxhabv21
- SHA256 7705a9dc869e70ef5b9790b26c03558e79add5327de0b52e44308196fc312e24
Score
10/10
Malware Config
Extracted
Family
-
phantom_stealer
Version
-
v3.5.0
Credentials
-
Protocol
smtp
-
Host
mail.taikei-rmc-co.biz
-
Port
587
-
Username
-
Password
e9*w}o;Gm5Zh_2Oc
-
Email to
Mutex
-
P97KH92W6NXUNLKT9UBI
Attributes
-
anti_analysis
0
-
cb_enables_ssl
1
-
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.
- Detects PhantomStealer written in C# 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ENQUIRY_PO25-07-780_NAFFCO_ORDER .exe"C:\Users\Admin\AppData\Local\Temp\ENQUIRY_PO25-07-780_NAFFCO_ORDER .exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"2⤵
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Roaming\Microsoft\RasManagement\ENQUIRY_PO25-07-780_NAFFCO_ORDER .exe"C:\Users\Admin\AppData\Roaming\Microsoft\RasManagement\ENQUIRY_PO25-07-780_NAFFCO_ORDER .exe"1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
ENQUIRY_PO25-07-780_NAFFCO_ORDER .exe
pdh.dll
wctF116.tmp
memory/2880-52-0x000001EBAE180000-0x000001EBAE26A000-memory.dmp
memory/2956-53-0x0000024E55220000-0x0000024E5530A000-memory.dmp
memory/4416-0-0x0000000000820000-0x00000000008DE000-memory.dmp
memory/4416-47-0x0000000001020000-0x000000000109B000-memory.dmp