phantom_stealer | fe1b5dad516dd7ce0563095b0a4eb2ff29ae26d6f571cfc6c1cadb5dbaf5590b

Analysis

user interaction
yes
max time kernel
128s
max time network
131s
platform
windows11-21h2_x64
resource
win11-20260911-en
resource tags

arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
29/10/2026, 04:36

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General

Target
blastermaster new/build.exe
Size 7.0MB
Sample261029-e8cwaaat3k
SHA256 fe1b5dad516dd7ce0563095b0a4eb2ff29ae26d6f571cfc6c1cadb5dbaf5590b
MD5 1f43954b51cbbcedc1f548cf1838e58a
SHA1 4f4c7354f582f0e4b3a3f988cc708b34e69a0462
SHA512 4d8b202c1b0b0347688afcb55c821b49805a272ee41aad6a95ec3687b4bab5b07784530edcd5559f1aed2009f18896b61ee23eeff82101042be4110815242b30
SSDEEP 196608:lMPuV25DeTD+oqzukSIlLtIY79n8SI75bWAXAkuujCPX9YG9he5GnQCAJKN:eA403qakSoR7tfI7ZtXADu8X9Y95GQLJ
TLSH
T13476334463EC0259F1BFAB78F87162119E32B513E53AE74D198C119C0A72B82EDA1F77
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery execution phantom_stealer stealer

Malware Config

Extracted

Family

phantom_stealer

Version

v2.0

https://api.telegram.org/bot7572705839:AAGU_1U-jzA4O7OJa9YM5FON6rCuEaq_k3c/sendMessage?chat_id=7348580972

Mutex

A5HBKT1SFK5TPMSVA1WR

Attributes

anti_analysis
1
cb_enables_ssl
0
debug
0
keylogger
1
rb_discord
0
rb_smtp
0
rb_telegram
1
start_delay
0
startup
1
webcam_screenshot
1

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
behavioral2/memory/1556-0-0x00000275ACC40000-0x00000275AD34C000-memory.dmp	family_phantomstealer

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
1476	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	build.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	build.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4832	timeout.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
2104	taskkill.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1556	build.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1556	build.exe
Token: SeDebugPrivilege	2104	taskkill.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1556 wrote to memory of 1476	1556	build.exe	83
PID 1476 wrote to memory of 3192	1476	cmd.exe	85
PID 1476 wrote to memory of 2104	1476	cmd.exe	86
PID 1476 wrote to memory of 4832	1476	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\blastermaster new\build.exe
"C:\Users\Admin\AppData\Local\Temp\blastermaster new\build.exe"
1⤵
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\e8664963-d0af-42f8-9895-c0c58096affa.bat"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:1476
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:3192
- - C:\Windows\system32\taskkill.exe
    taskkill /F /PID 1556
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2104
- - C:\Windows\system32\timeout.exe
    timeout /T 2 /NOBREAK
    3⤵
    - Delays execution with timeout.exe
    PID:4832

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

e8664963-d0af-42f8-9895-c0c58096affa.bat

Path C:\Users\Admin\AppData\Local\Temp\e8664963-d0af-42f8-9895-c0c58096affa.bat
Size 152B
SHA256 4b6b356d7617068a1a214974ddfc5fb3e2637b3df59f12cb7e959f4bb999f0a6
MD5 903e4be4136b888da59738a36f987027
SHA1 4658cc12799d4558b0e0a8d34bcc937197a54bbb
SHA512 cdea89e3a720c224d55423ab0a74d6b5a2f471a993e9b861599e99df4ae64452ebdccea26a0f269acefe42155fa2400a9201aab7bf97f11f58f457559a15a778
TLSH
T162C02B050BC3E6A834006243615432FCE2A0E4393B5D13400341865CA140A4CBDC37C1
MD5 SHA1 SHA512 TLSH

Submit Download

memory/1556-0-0x00000275ACC40000-0x00000275AD34C000-memory.dmp

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memory/1556-1-0x00000275C9080000-0x00000275C9090000-memory.dmp

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