xtremerat | e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17

Analysis

max time kernel
120s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-11-2024 16:37

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General

Target

e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe
Size

301KB
MD5

79835f955e19e8618db4ed3ebe6bd750
SHA1

3cda18f31c7ab946b498d032c596423e4a6ebbd5
SHA256

e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17
SHA512

fcd8e7e5888df3b0fdf908a4b1fb6fdb983b51b499614bea9d7495d97886e48d18d4d14a860a2f052f73053942bf69792a92c9dd98d45c34dfde9308621f9f7f
SSDEEP

768:68m1Sq4NQErBsH1tzoisBKQI6dObAG/dq8uW29Ifnca/yyR+P2ujfGiiRzoJb+nS:osq+QV4rObAdXWpf/y+1owfcopLox

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

zootcher.no-ip.biz

Signatures

Detect XtremeRAT payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2520-0-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/3068-3-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2520-4-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/3068-5-0x0000000010000000-0x000000001004D000-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
Xtremerat family
xtremerat

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2520-0-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3068-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2520-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3068-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx

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

System Information Discovery
T1082

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

Processes:

e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exesvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe

description	pid	process	target process
PID 2520 wrote to memory of 3068	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	svchost.exe
PID 2520 wrote to memory of 3068	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	svchost.exe
PID 2520 wrote to memory of 3068	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	svchost.exe
PID 2520 wrote to memory of 3068	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	svchost.exe
PID 2520 wrote to memory of 3068	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	svchost.exe
PID 2520 wrote to memory of 2508	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	iexplore.exe
PID 2520 wrote to memory of 2508	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	iexplore.exe
PID 2520 wrote to memory of 2508	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	iexplore.exe
PID 2520 wrote to memory of 2508	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	iexplore.exe
PID 2520 wrote to memory of 2508	2520	e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe	iexplore.exe

C:\Users\Admin\AppData\Local\Temp\e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe
"C:\Users\Admin\AppData\Local\Temp\e38035ebc17e4b8a248061b5ac873847b86450754284393a3e43b23ccd111e17N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3068
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:2508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2520-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2520-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3068-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3068-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3068-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download