xtremerat | a7521ef22ed6639bd6ebd7c46f9728657cf5d1b51c039f3fe67b0c29efaeeedf

Analysis

max time kernel
94s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20250207-en
resource tags

arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
submitted
11/02/2025, 11:03

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General

Target

a7521ef22ed6639bd6ebd7c46f9728657cf5d1b51c039f3fe67b0c29efaeeedf.exe
Size

252KB
MD5

7b102a452505ed401f8dd1817025deb6
SHA1

995555215aede21d8b2568c3a025d164d59aac0a
SHA256

a7521ef22ed6639bd6ebd7c46f9728657cf5d1b51c039f3fe67b0c29efaeeedf
SHA512

f8f7cf78fc7e63448de83065b05ff92f51fe164668211959dcf4eaa1883409a80967603d98496693b960fb99264b1bb9a9fd862aac82132ff0d9e07c5ec32b19
SSDEEP

1536:py4yRUHlrL1lr6an3TLuvm2hopO6MQWRvy4yRUHlrL1lr6an3TLuvm2EopO6MQWd:py4yRUZ7vkokXQAvy4yRUZ7vlokXQAX

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/2312-0-0x0000000000C80000-0x0000000000CBF000-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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
31	4596	Process not Found

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2312-0-0x0000000000C80000-0x0000000000CBF000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3596	2312	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 2 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	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a7521ef22ed6639bd6ebd7c46f9728657cf5d1b51c039f3fe67b0c29efaeeedf.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4084	MicrosoftEdgeUpdate.exe

C:\Users\Admin\AppData\Local\Temp\a7521ef22ed6639bd6ebd7c46f9728657cf5d1b51c039f3fe67b0c29efaeeedf.exe
"C:\Users\Admin\AppData\Local\Temp\a7521ef22ed6639bd6ebd7c46f9728657cf5d1b51c039f3fe67b0c29efaeeedf.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2312
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 216
  2⤵
  - Program crash
  PID:3596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2312 -ip 2312
1⤵
PID:1620

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4ODkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTM2NTgwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDY3MDIwNTM1Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2312-0-0x0000000000C80000-0x0000000000CBF000-memory.dmp

Filesize
252KB

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