xtremerat | 02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7

Analysis

max time kernel
121s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 20:04

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General

Target

02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe
Size

301KB
MD5

0583d585ce50f44dd74afc429ee15f52
SHA1

accf6722eaaeac2f09b2376146f632587af600aa
SHA256

02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7
SHA512

80d5c59a8ff4b902513046cd80d4814e4900f95f407f8ad2ef847a505ee4f46a7799d16ccde8f602e997d5c2dfee6e5aac0b0125766634a6a93424d384c8f830
SSDEEP

768:/8m1Sq4NQErBsH1tzoisBKQI6dObAG/dq8uW29IfncF/yyR+P2ujfj8C5zoYyrCr:nsq+QV4rObAdXWpfkybvowSlVox

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

adel1.no-ip.biz

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/3712-132-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4932-133-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral2/memory/3712-134-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4932-135-0x0000000010000000-0x000000001004D000-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

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3712-132-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3712-134-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4932-135-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4812	4932	WerFault.exe	80
4492	4932	WerFault.exe	80

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3712 wrote to memory of 4932	3712	02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe	80
PID 3712 wrote to memory of 4932	3712	02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe	80
PID 3712 wrote to memory of 4932	3712	02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe	80
PID 3712 wrote to memory of 4932	3712	02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe	80
PID 3712 wrote to memory of 560	3712	02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe	81
PID 3712 wrote to memory of 560	3712	02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe	81
PID 3712 wrote to memory of 560	3712	02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe	81

C:\Users\Admin\AppData\Local\Temp\02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe
"C:\Users\Admin\AppData\Local\Temp\02815d7853672aed17ff65444f622b87a187179ce78fa1a8a97adb75752bb0c7.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3712
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:4932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4932 -s 484
    3⤵
    - Program crash
    PID:4812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4932 -s 492
    3⤵
    - Program crash
    PID:4492
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4932 -ip 4932
1⤵
PID:4832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4932 -ip 4932
1⤵
PID:1788

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3712-132-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3712-134-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4932-135-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download