xenorat | fe334383fda5544da762cfdf0e63b67f8353697bd978954eab09c6edba951488

Analysis

max time kernel
599s
max time network
386s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
01-09-2024 08:47

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General

Target

Fixer/Fixer.exe
Size

45KB
MD5

5ef7344600895b2f13d5d8e44537d946
SHA1

bdf05e86b0c923a0c1edead40cc50819b185d4c0
SHA256

50866224673bc35d89ba701eaf3e794f452fecf308e9fab36be21fe8c486a9d0
SHA512

9563e4b2c98e3ccc8b47c9739a9a74680c9782f1bd18d67c80fb5f85e6bc667df72978b3d7858ddb30ba522d574215b720a2792b7e9e6d34759d0cdc2eb43c69
SSDEEP

768:OdhO/poiiUcjlJInMzH9Xqk5nWEZ5SbTDadWI7CPW5h:Yw+jjgnuH9XqcnW85SbTMWI5

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

127.0.0.1

Mutex

Xeno_rat_nd8912d

Attributes

delay
1
install_path
appdata
port
69
startup_name
System-33

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
1272	Fixer.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Fixer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Fixer.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
596	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1452 wrote to memory of 1272	1452	Fixer.exe	72
PID 1452 wrote to memory of 1272	1452	Fixer.exe	72
PID 1452 wrote to memory of 1272	1452	Fixer.exe	72
PID 1272 wrote to memory of 596	1272	Fixer.exe	73
PID 1272 wrote to memory of 596	1272	Fixer.exe	73
PID 1272 wrote to memory of 596	1272	Fixer.exe	73

C:\Users\Admin\AppData\Local\Temp\Fixer\Fixer.exe
"C:\Users\Admin\AppData\Local\Temp\Fixer\Fixer.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1452
- C:\Users\Admin\AppData\Roaming\XenoManager\Fixer.exe
  "C:\Users\Admin\AppData\Roaming\XenoManager\Fixer.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1272
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "System-33" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5D81.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:596

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

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

C:\Users\Admin\AppData\Local\Temp\tmp5D81.tmp

Filesize
1KB

MD5
2ab093f77a33e7004e362f78c87763a8

SHA1
2a4dcef9285dd583a33c1c5195cac7a37daee193

SHA256
4691f336ef4ce21e9f11416ab10393a8d4760db2025cfc0bd59acc25e018e234

SHA512
343b32e2048b259717e04dd98ef8900f3951ca79169947f1ed642b76965d95d517bd5a7878897aee21bd4350ac96aa1240e9d7e86e0fb53b05e28da716e95d3f

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

Filesize
45KB

MD5
5ef7344600895b2f13d5d8e44537d946

SHA1
bdf05e86b0c923a0c1edead40cc50819b185d4c0

SHA256
50866224673bc35d89ba701eaf3e794f452fecf308e9fab36be21fe8c486a9d0

SHA512
9563e4b2c98e3ccc8b47c9739a9a74680c9782f1bd18d67c80fb5f85e6bc667df72978b3d7858ddb30ba522d574215b720a2792b7e9e6d34759d0cdc2eb43c69

Download Submit
memory/1272-9-0x0000000074070000-0x000000007475E000-memory.dmp

Filesize
6.9MB

Download
memory/1272-11-0x0000000074070000-0x000000007475E000-memory.dmp

Filesize
6.9MB

Download
memory/1452-0-0x000000007407E000-0x000000007407F000-memory.dmp

Filesize
4KB

Download
memory/1452-1-0x00000000006D0000-0x00000000006E2000-memory.dmp

Filesize
72KB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads