xtremerat | 316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202

Analysis

max time kernel
90s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2022, 10:43

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General

Target

316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe
Size

82KB
MD5

3227a7582ed3583d45bc0ddafe451fb0
SHA1

88e2f0fb217f98044283abbf1ae3058ea8c081cb
SHA256

316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202
SHA512

3fea6d8542ded634e918f0fb4fabc0c7cfaf142714356343c2ee3a4609fb45402faab5044f3fe2bb92778d39a6379a61a76b8b412a40b1094f2f69997a0f8c75
SSDEEP

768:U8m1Sq4NQErBsH1tzoisBKQI6dObAG/dq8uW29Ifnca/yyR+P2ujfGiXsbs8+VmG:2sq+QV4rObAdXWpf/y+Ya+3pERo

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 2 IoCs

resource	yara_rule
behavioral2/memory/3960-132-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral2/memory/3960-133-0x0000000010000000-0x000000001004E000-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
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
5036	3960	WerFault.exe	80
4068	3960	WerFault.exe	80

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3564 wrote to memory of 3960	3564	316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe	80
PID 3564 wrote to memory of 3960	3564	316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe	80
PID 3564 wrote to memory of 3960	3564	316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe	80
PID 3564 wrote to memory of 3960	3564	316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe	80
PID 3564 wrote to memory of 3536	3564	316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe	81
PID 3564 wrote to memory of 3536	3564	316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe	81
PID 3564 wrote to memory of 3536	3564	316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe	81

C:\Users\Admin\AppData\Local\Temp\316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe
"C:\Users\Admin\AppData\Local\Temp\316a4cd13e4f9f6b20deda4192b9eb6deb89ffe8f59d038847777d40e75af202.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3564
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:3960
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 344
    3⤵
    - Program crash
    PID:5036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 340
    3⤵
    - Program crash
    PID:4068
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:3536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3960 -ip 3960
1⤵
PID:1292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3960 -ip 3960
1⤵
PID:4932

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

Replay Monitor

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Downloads

memory/3960-133-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

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