xenorat | b9e7ce8956dcb00b56b550035d339beb309d227e907b0b2037ac1278b0711524

General

Target

Horionexexecutor.exe
Size

468KB
MD5

59f30931892470045a237180c4df3566
SHA1

54cd26c02a62cb7af4756b74659bd275e3647fdc
SHA256

b9e7ce8956dcb00b56b550035d339beb309d227e907b0b2037ac1278b0711524
SHA512

091f00e46f8632591c43db97a5b32564fc5fee6a8267bb196209b8e7b914348bfe64c2333df8aba1b2f289882bb90db781fc1c8f55445c88899b572305e87799
SSDEEP

3072:mw+jq8yeF91UbTqLy5dUBoqcPvSqqw1QHgtUOJ/yDPjPVc2WLiK4XVfI2j:TW7yeF91UbHdXrSYiEnJ8b22Wo

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

C2

127.0.0.1

Mutex

horion executor

Attributes

delay
5000
install_path
appdata
port
4444
startup_name
horion executor

Signatures

Detect XenoRat Payload 2 IoCs

resource	yara_rule
behavioral2/memory/2844-1-0x0000000000E60000-0x0000000000EDC000-memory.dmp	family_xenorat
behavioral2/files/0x0008000000023c62-6.dat	family_xenorat

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	Horionexexecutor.exe

Executes dropped EXE 1 IoCs

pid	Process
1420	Horionexexecutor.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	Horionexexecutor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Horionexexecutor.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
1200	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 1420	2844	Horionexexecutor.exe	86
PID 2844 wrote to memory of 1420	2844	Horionexexecutor.exe	86
PID 2844 wrote to memory of 1420	2844	Horionexexecutor.exe	86
PID 1420 wrote to memory of 1200	1420	Horionexexecutor.exe	87
PID 1420 wrote to memory of 1200	1420	Horionexexecutor.exe	87
PID 1420 wrote to memory of 1200	1420	Horionexexecutor.exe	87

C:\Users\Admin\AppData\Local\Temp\Horionexexecutor.exe
"C:\Users\Admin\AppData\Local\Temp\Horionexexecutor.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Users\Admin\AppData\Roaming\XenoManager\Horionexexecutor.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\Horionexexecutor.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1420
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN " horion executor" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC5C1.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC5C1.tmp

Filesize
1KB

MD5
2b6961948afd084b4497fbe1fc6b9682

SHA1
d59815ecfa09dea11b8835fa1f61a40ca235dfca

SHA256
059530ae3145c4f9e2fe745a0a904e56e8449693d53cda567d04e427156e62af

SHA512
438fbaed6b7a8d4ac66d737c59f0f62dc6d3139527b2e0274840d1d29ff01a6aaf93cdaaa52785ca4a11eec712290621335dc46e221d077c024e28e0c9deddb7

Download Submit
C:\Users\Admin\AppData\Roaming\XenoManager\Horionexexecutor.exe

Filesize
468KB

MD5
59f30931892470045a237180c4df3566

SHA1
54cd26c02a62cb7af4756b74659bd275e3647fdc

SHA256
b9e7ce8956dcb00b56b550035d339beb309d227e907b0b2037ac1278b0711524

SHA512
091f00e46f8632591c43db97a5b32564fc5fee6a8267bb196209b8e7b914348bfe64c2333df8aba1b2f289882bb90db781fc1c8f55445c88899b572305e87799

Download Submit
memory/1420-15-0x00000000752D0000-0x0000000075A80000-memory.dmp

Filesize
7.7MB

Download
memory/1420-18-0x00000000752D0000-0x0000000075A80000-memory.dmp

Filesize
7.7MB

Download
memory/1420-19-0x00000000752D0000-0x0000000075A80000-memory.dmp

Filesize
7.7MB

Download
memory/2844-0-0x00000000752DE000-0x00000000752DF000-memory.dmp

Filesize
4KB

Download
memory/2844-1-0x0000000000E60000-0x0000000000EDC000-memory.dmp

Filesize
496KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads