xtremerat | 672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320

Analysis

max time kernel
115s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2025 19:57

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General

Target

672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe
Size

248KB
MD5

0138d319a76965e25bc48d8244c2ccf7
SHA1

e03fdf949bcc3c96abd897b4008c4ca7c4d4a332
SHA256

672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320
SHA512

2e1e3fb376093431c1c3a6b8282c6ac328925880124df7a49fa13f272e1826047239058eda5b6210233f4fa695be87ba42f03a7491ed82c9ff9da416b215c193
SSDEEP

3072:2pQjMB7q0pvVT3oKSDHmCh1ot3rtAypzFi+cpm7spchKH0JuBQw8HpPt8oWJRMHD:dP0T7oKuHVet3JAYC29wUlt8nJWHD

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 11 IoCs

resource	yara_rule
behavioral2/memory/3460-0-0x0000000000400000-0x0000000000412000-memory.dmp	family_xtremerat
behavioral2/memory/3460-2-0x0000000000400000-0x0000000000412000-memory.dmp	family_xtremerat
behavioral2/memory/3460-5-0x0000000000400000-0x0000000000412000-memory.dmp	family_xtremerat
behavioral2/memory/3544-4-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/3460-3-0x0000000000400000-0x0000000000412000-memory.dmp	family_xtremerat
behavioral2/memory/3544-6-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/3544-7-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/3544-8-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/3156-14-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/3544-15-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat
behavioral2/memory/3156-17-0x0000000000C80000-0x0000000000C92000-memory.dmp	family_xtremerat

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat
Xtremerat family
xtremerat

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{B4FSRWS6-25E6-F804-776U-345AQ0W554N5}	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{B4FSRWS6-25E6-F804-776U-345AQ0W554N5}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\schost.exe restart"	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CALC = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\schost.exe"	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Sys32 = "C:\\Users\\Admin\\AppData\\Roaming\\InstallDir\\schost.exe"	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2244 set thread context of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 3460 set thread context of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84

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 4 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	calc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3156	calc.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 2244 wrote to memory of 3460	2244	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	83
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3460 wrote to memory of 3544	3460	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	84
PID 3544 wrote to memory of 4800	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	85
PID 3544 wrote to memory of 4800	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	85
PID 3544 wrote to memory of 4800	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	85
PID 3544 wrote to memory of 4948	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	86
PID 3544 wrote to memory of 4948	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	86
PID 3544 wrote to memory of 4948	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	86
PID 3544 wrote to memory of 2416	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	87
PID 3544 wrote to memory of 2416	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	87
PID 3544 wrote to memory of 2416	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	87
PID 3544 wrote to memory of 2720	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	88
PID 3544 wrote to memory of 2720	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	88
PID 3544 wrote to memory of 2720	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	88
PID 3544 wrote to memory of 3156	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	89
PID 3544 wrote to memory of 3156	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	89
PID 3544 wrote to memory of 3156	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	89
PID 3544 wrote to memory of 3156	3544	672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe	89

C:\Users\Admin\AppData\Local\Temp\672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe
"C:\Users\Admin\AppData\Local\Temp\672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Users\Admin\AppData\Local\Temp\672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe
  "C:\Users\Admin\AppData\Local\Temp\672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3460
- - C:\Users\Admin\AppData\Local\Temp\672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe
    "C:\Users\Admin\AppData\Local\Temp\672a8fca53d99c0c9e9402061018507d0d05f670548ea675441d1a232d0ca320.exe"
    3⤵
    - Boot or Logon Autostart Execution: Active Setup
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3544
  - - C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      4⤵
      PID:4800
  - - C:\Windows\SysWOW64\calc.exe
      calc.exe
      4⤵
      PID:4948
  - - C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      4⤵
      PID:2416
  - - C:\Windows\SysWOW64\calc.exe
      calc.exe
      4⤵
      PID:2720
  - - C:\Windows\SysWOW64\calc.exe
      calc.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:3156

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

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

Command and Control

Exfiltration

Impact

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Downloads

memory/3156-14-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/3156-17-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/3460-0-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3460-2-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3460-5-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3460-3-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3544-4-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/3544-6-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/3544-7-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/3544-8-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download
memory/3544-15-0x0000000000C80000-0x0000000000C92000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads