xenorat | c9b145d19869e40e615086a5b158fca378b0098dc3621991eff2c43b67435863

General

Target

horionexecutor.exe
Size

468KB
MD5

2eb0ea8d72d333361e25d0098cf9e3f9
SHA1

ca83c1003b89271df09d3930a21693916d9bdf00
SHA256

c9b145d19869e40e615086a5b158fca378b0098dc3621991eff2c43b67435863
SHA512

6ad5bc8cf4ef20d5965b20b2f2fa7e4ba23f397d150f9ea4803d64ee1f58ae0eadce4eddd3ea44eee7f05a7541759897e4891a168d4b2b371935be40a1e9baab
SSDEEP

3072:Gw+jqS91UbTiEy5dUBoqcPvSqqw1QHgtUOJ/yDPjPVc2WLiK4XVfI2a:zWb91Ub2dXrSYiEnJ8b22Wo

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

C2

10.0.2.15

Mutex

horiom executor

Attributes

delay
5000
install_path
appdata
port
4444
startup_name
horion

Signatures

Detect XenoRat Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2904-1-0x0000000000FE0000-0x000000000105C000-memory.dmp	family_xenorat
behavioral1/files/0x000900000001756e-4.dat	family_xenorat
behavioral1/memory/2864-9-0x0000000000B40000-0x0000000000BBC000-memory.dmp	family_xenorat

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

Executes dropped EXE 1 IoCs

pid	Process
2864	horionexecutor.exe

Loads dropped DLL 1 IoCs

pid	Process
2904	horionexecutor.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	horionexecutor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	horionexecutor.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
1380	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2864	2904	horionexecutor.exe	29
PID 2904 wrote to memory of 2864	2904	horionexecutor.exe	29
PID 2904 wrote to memory of 2864	2904	horionexecutor.exe	29
PID 2904 wrote to memory of 2864	2904	horionexecutor.exe	29
PID 2864 wrote to memory of 1380	2864	horionexecutor.exe	30
PID 2864 wrote to memory of 1380	2864	horionexecutor.exe	30
PID 2864 wrote to memory of 1380	2864	horionexecutor.exe	30
PID 2864 wrote to memory of 1380	2864	horionexecutor.exe	30

C:\Users\Admin\AppData\Local\Temp\horionexecutor.exe
"C:\Users\Admin\AppData\Local\Temp\horionexecutor.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Roaming\XenoManager\horionexecutor.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\horionexecutor.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2864
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "horion" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFAA.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1380

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

System Information Discovery

1

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\Temp\tmpFAA.tmp

Filesize
1KB

MD5
22dc24c163290ae2ded3534fcb3e8d58

SHA1
37e18ca68d7b347d8702f1c8a265059b79f66290

SHA256
d644b71fe45488fa0f2c0f6fced919e43d8abc94f7f51b2bcc53a014dadd2b72

SHA512
461b42e3ea2879734750344f61a8ea43de08728244594d94f0f112f2d14c70927e0421d03b6f242031d3946745d26829dca9fdd7bf68551b9134deb60fa719ca

Download Submit
\Users\Admin\AppData\Roaming\XenoManager\horionexecutor.exe

Filesize
468KB

MD5
2eb0ea8d72d333361e25d0098cf9e3f9

SHA1
ca83c1003b89271df09d3930a21693916d9bdf00

SHA256
c9b145d19869e40e615086a5b158fca378b0098dc3621991eff2c43b67435863

SHA512
6ad5bc8cf4ef20d5965b20b2f2fa7e4ba23f397d150f9ea4803d64ee1f58ae0eadce4eddd3ea44eee7f05a7541759897e4891a168d4b2b371935be40a1e9baab

Download Submit
memory/2864-9-0x0000000000B40000-0x0000000000BBC000-memory.dmp

Filesize
496KB

Download
memory/2864-10-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-13-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-14-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-15-0x0000000074300000-0x00000000749EE000-memory.dmp

Filesize
6.9MB

Download
memory/2904-0-0x000000007430E000-0x000000007430F000-memory.dmp

Filesize
4KB

Download
memory/2904-1-0x0000000000FE0000-0x000000000105C000-memory.dmp

Filesize
496KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads