xtremerat | d20d7b710ba8452c06129dccf4fd1830d47cc9b46db7a0b140b2683358ad89c4

Analysis

max time kernel
90s
max time network
92s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 23:16

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General

Target
8d9da7aba582a39ca6fc1315b22df05d.exe
Size 282KB
Sample240203-29gl7acbd7
SHA256 d20d7b710ba8452c06129dccf4fd1830d47cc9b46db7a0b140b2683358ad89c4
MD5 8d9da7aba582a39ca6fc1315b22df05d
SHA1 0934fe9b3698e89347cb98041ebea5f170a49679
SHA512 8976e0dabcd51c2761b922135919bf8dd8112df36044870b46e8a74619c337864c616ae9a7969aecc5e32861be3e88dac48914382db789d363a6211b12ad5780
SSDEEP 768:kWc9quCDQyTZsnw0bCdovh1oMbFoUHS2NfcXaSbjDVgUXYteu:Xc9quCDQTwM9By25WVYl
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

firex2012.no-ip.biz

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/4996-0-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/2276-1-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/4996-2-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/2276-3-0x0000000010000000-0x0000000010048000-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 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4996-0-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/2276-1-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/4996-2-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/2276-3-0x0000000010000000-0x0000000010048000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4460	2276	WerFault.exe	85
4592	2276	WerFault.exe	85

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 2276	4996	8d9da7aba582a39ca6fc1315b22df05d.exe	85
PID 4996 wrote to memory of 2276	4996	8d9da7aba582a39ca6fc1315b22df05d.exe	85
PID 4996 wrote to memory of 2276	4996	8d9da7aba582a39ca6fc1315b22df05d.exe	85
PID 4996 wrote to memory of 2276	4996	8d9da7aba582a39ca6fc1315b22df05d.exe	85
PID 4996 wrote to memory of 5056	4996	8d9da7aba582a39ca6fc1315b22df05d.exe	86
PID 4996 wrote to memory of 5056	4996	8d9da7aba582a39ca6fc1315b22df05d.exe	86
PID 4996 wrote to memory of 5056	4996	8d9da7aba582a39ca6fc1315b22df05d.exe	86

C:\Users\Admin\AppData\Local\Temp\8d9da7aba582a39ca6fc1315b22df05d.exe
"C:\Users\Admin\AppData\Local\Temp\8d9da7aba582a39ca6fc1315b22df05d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:2276
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 480
    3⤵
    - Program crash
    PID:4460
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 500
    3⤵
    - Program crash
    PID:4592
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:5056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2276 -ip 2276
1⤵
PID:3620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2276 -ip 2276
1⤵
PID:4700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/2276-1-0x0000000010000000-0x0000000010048000-memory.dmp

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memory/2276-3-0x0000000010000000-0x0000000010048000-memory.dmp

Download

memory/4996-0-0x0000000010000000-0x0000000010048000-memory.dmp

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memory/4996-2-0x0000000010000000-0x0000000010048000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads