xenorat | cff86fa1aaefcbf69b96d837f9b066e19caa16560341ec432c85444f29f9c261

Resubmissions

08-08-2024 20:22

240808-y5h3nssgqg 10

08-08-2024 20:20

240808-y4t4jssgpg 10

08-08-2024 20:20

240808-y4na1aygjp 10

08-08-2024 20:19

240808-y3zbwayfrp 10

Analysis

max time kernel
6s
max time network
6s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08-08-2024 20:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Wave.exe
Size

45KB
MD5

4377e4b8448f33926e5ed40f27b609eb
SHA1

ecf147d72e3e60a9dc64ea3482fc3ec6ca030cca
SHA256

cff86fa1aaefcbf69b96d837f9b066e19caa16560341ec432c85444f29f9c261
SHA512

f574e18c65f06c44c98e95b889082590e440bdc56b679b1dd1841516c7a61ae1cf9676a46b0b7e0f91105b552ea5c1824d23a262572809db0e5bfd0283e528f8
SSDEEP

768:hdhO/poiiUcjlJInE0H9Xqk5nWEZ5SbTDaFuI7CPW54:fw+jjgntH9XqcnW85SbTwuIw

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

127.0.0.1

Mutex

Xeno_rat_nd8912d

Attributes

delay
5000
install_path
temp
port
4444
startup_name
svchost

Signatures

XenorRat
XenorRat is a remote access trojan written in C#.
trojan rat xenorat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	Wave.exe

Executes dropped EXE 1 IoCs

pid	Process
2660	Wave.exe

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 3 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Wave.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Wave.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3740	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1452 wrote to memory of 2660	1452	Wave.exe	93
PID 1452 wrote to memory of 2660	1452	Wave.exe	93
PID 1452 wrote to memory of 2660	1452	Wave.exe	93
PID 2660 wrote to memory of 3740	2660	Wave.exe	95
PID 2660 wrote to memory of 3740	2660	Wave.exe	95
PID 2660 wrote to memory of 3740	2660	Wave.exe	95

C:\Users\Admin\AppData\Local\Temp\Wave.exe
"C:\Users\Admin\AppData\Local\Temp\Wave.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1452
- C:\Users\Admin\AppData\Local\Temp\XenoManager\Wave.exe
  "C:\Users\Admin\AppData\Local\Temp\XenoManager\Wave.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "svchost" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC0EA.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3740

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4120,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=4192 /prefetch:8
1⤵
PID:1484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Wave.exe.log

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
C:\Users\Admin\AppData\Local\Temp\XenoManager\Wave.exe

Filesize
45KB

MD5
4377e4b8448f33926e5ed40f27b609eb

SHA1
ecf147d72e3e60a9dc64ea3482fc3ec6ca030cca

SHA256
cff86fa1aaefcbf69b96d837f9b066e19caa16560341ec432c85444f29f9c261

SHA512
f574e18c65f06c44c98e95b889082590e440bdc56b679b1dd1841516c7a61ae1cf9676a46b0b7e0f91105b552ea5c1824d23a262572809db0e5bfd0283e528f8

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC0EA.tmp

Filesize
1KB

MD5
0140cc92487a867df4a4c09e21293d79

SHA1
063de18e0719ac2118f43e5c8ca6d41141828e7c

SHA256
941bd859655e0f07630a7e058c839e47f95ee17f9630b9dc79dc3a8782f12462

SHA512
c95e51a8632dbd66c496a2e925befce5fde7e59d3f3fa77183cb6e1d058641b572a1635227d2680e871d86bd769791f082e2494403dbfb392d03c25bbc5d8b04

Download Submit
memory/1452-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

Filesize
4KB

Download
memory/1452-1-0x0000000000510000-0x0000000000522000-memory.dmp

Filesize
72KB

Download
memory/2660-15-0x00000000750C0000-0x0000000075870000-memory.dmp

Filesize
7.7MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads