xenorat | 9f1f2c2d9f93d52c9b8bb0df11dd186327a9f428a8bf74943a9923ac6c62fb1f

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11-05-2024 16:10

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General

Target

stub.exe
Size

45KB
MD5

7b6df057cf7e923a43da88e8058b740f
SHA1

9a106e83e0e9a5f2df9f7fffd626a12230700e49
SHA256

9f1f2c2d9f93d52c9b8bb0df11dd186327a9f428a8bf74943a9923ac6c62fb1f
SHA512

b2a213a39143b8cfed5bc4db93dd16b4537d56110e093459f6f1e2521aa110399e16456e6fe835e8f4c690d2d39d9b020f022cb0fabf7be58daae81a10718480
SSDEEP

768:vdhO/poiiUcjlJInQTwH9Xqk5nWEZ5SbTDaSWI7CPW5p:lw+jjgnBH9XqcnW85SbTLWIR

Score

10^/10

xenorat rat trojan

Malware Config

Extracted

Family

xenorat

ayumi-38161.portmap.host

Mutex

Xeno_rat_nd8912d

Attributes

delay
1000
install_path
temp
port
38161
startup_name
nothingset

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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	stub.exe

Executes dropped EXE 1 IoCs

pid	Process
3024	stub.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1808 wrote to memory of 3024	1808	stub.exe	84
PID 1808 wrote to memory of 3024	1808	stub.exe	84
PID 1808 wrote to memory of 3024	1808	stub.exe	84

C:\Users\Admin\AppData\Local\Temp\stub.exe
"C:\Users\Admin\AppData\Local\Temp\stub.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Users\Admin\AppData\Local\Temp\XenoManager\stub.exe
  "C:\Users\Admin\AppData\Local\Temp\XenoManager\stub.exe"
  2⤵
  - Executes dropped EXE
  PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

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

Filesize
45KB

MD5
7b6df057cf7e923a43da88e8058b740f

SHA1
9a106e83e0e9a5f2df9f7fffd626a12230700e49

SHA256
9f1f2c2d9f93d52c9b8bb0df11dd186327a9f428a8bf74943a9923ac6c62fb1f

SHA512
b2a213a39143b8cfed5bc4db93dd16b4537d56110e093459f6f1e2521aa110399e16456e6fe835e8f4c690d2d39d9b020f022cb0fabf7be58daae81a10718480

Download Submit
memory/1808-0-0x0000000074FFE000-0x0000000074FFF000-memory.dmp

Filesize
4KB

Download
memory/1808-1-0x0000000000AA0000-0x0000000000AB2000-memory.dmp

Filesize
72KB

Download
memory/3024-15-0x0000000074FF0000-0x00000000757A0000-memory.dmp

Filesize
7.7MB

Download
memory/3024-16-0x0000000074FF0000-0x00000000757A0000-memory.dmp

Filesize
7.7MB

Download