xtremerat | 320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9c

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 13:00

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General

Target

320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe
Size

68KB
MD5

92ee9511fd0a21df0a70108d8443dbf0
SHA1

6accfb88cd8e8559052e048063390b3a6a45b374
SHA256

320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9c
SHA512

cc900f7a286a0fb468e5fdae504b4e7466f7b114264a6368bc0f7ef401e647ec0759ef84a76f6a069ecc1ee76915ab276393ef9dced348a3c6604f6f27c7dc2a
SSDEEP

768:xLrUaIqdfx6BtLqxPZXQrDEs/WtzlEzXgK8o2BWw+nQ5rwh9Xib4HaHEgK:xHmqdfxUtLLDEs/vzE+nYUtMW

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2344-0-0x0000000010000000-0x0000000010056000-memory.dmp	family_xtremerat
behavioral1/memory/2344-2-0x0000000010000000-0x0000000010056000-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

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2344-0-0x0000000010000000-0x0000000010056000-memory.dmp	upx
behavioral1/memory/2344-2-0x0000000010000000-0x0000000010056000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3016	2344	WerFault.exe	28

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

Processes:

320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe

description	pid	Process	procid_target
PID 2344 wrote to memory of 3016	2344	320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe	29
PID 2344 wrote to memory of 3016	2344	320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe	29
PID 2344 wrote to memory of 3016	2344	320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe	29
PID 2344 wrote to memory of 3016	2344	320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe	29

C:\Users\Admin\AppData\Local\Temp\320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe
"C:\Users\Admin\AppData\Local\Temp\320033d2617c55bf43c0ebc96b7e2376ecc6218c02440d26ee354a037f33fa9cN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 44
  2⤵
  - Program crash
  PID:3016

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2344-1-0x0000000010042000-0x000000001004A000-memory.dmp

Filesize
32KB

Download
memory/2344-0-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download
memory/2344-2-0x0000000010000000-0x0000000010056000-memory.dmp

Filesize
344KB

Download