xenorat | 548212f42d5dc4965db354d6ce075422dcb3331a213fb0b5b662e08e59234829

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
11-12-2024 09:47

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General

Target

ec6627e48bb4c56abbb2a4563072e631.doc
Size

191KB
MD5

ec6627e48bb4c56abbb2a4563072e631
SHA1

9e237643473c67940eb359bba09825114c7bc726
SHA256

548212f42d5dc4965db354d6ce075422dcb3331a213fb0b5b662e08e59234829
SHA512

4fb47dcf9e0fe13e038a88cc8c9e06ff1dde996d69281c505a07c3d4cc591e32770c1df8dac3da8d031f4868073ebde8202a7173dfd369b016aa2c69af2385a3
SSDEEP

3072:Q877VGZ5Sd3b4e0wNZtsqXNKd5AvDJW4S+I/tZ6X1bpF6m+3b:9GZYwAZHMCDJ8/u5pAm0b

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

dns.stipamana.com

Mutex

Xeno_rat_nd8912d

Attributes

delay
12000
install_path
appdata
port
4567
startup_name
mrec

Signatures

Detect XenoRat Payload 3 IoCs

resource	yara_rule
behavioral1/memory/872-64-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat
behavioral1/memory/872-68-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat
behavioral1/memory/872-66-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat

XenorRat
XenorRat is a remote access trojan written in C#.
trojan rat xenorat
Xenorat family
xenorat
Downloads MZ/PE file

Executes dropped EXE 8 IoCs

pid	Process
2892	RUSYZH.exe
872	RUSYZH.exe
2140	RUSYZH.exe
1092	RUSYZH.exe
2384	RUSYZH.exe
1244	RUSYZH.exe
804	RUSYZH.exe
1720	RUSYZH.exe

Loads dropped DLL 5 IoCs

pid	Process
596	WINWORD.EXE
596	WINWORD.EXE
596	WINWORD.EXE
596	WINWORD.EXE
2140	RUSYZH.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 2892 set thread context of 2140	2892	RUSYZH.exe	34
PID 2892 set thread context of 872	2892	RUSYZH.exe	35
PID 2892 set thread context of 1092	2892	RUSYZH.exe	36
PID 2384 set thread context of 1244	2384	RUSYZH.exe	38
PID 2384 set thread context of 804	2384	RUSYZH.exe	39
PID 2384 set thread context of 1720	2384	RUSYZH.exe	40

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.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 10 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	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RUSYZH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RUSYZH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RUSYZH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RUSYZH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RUSYZH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RUSYZH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RUSYZH.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RUSYZH.exe

Office loads VBA resources, possible macro or embedded object present

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
2464	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
596	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe
1092	RUSYZH.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2892	RUSYZH.exe
Token: SeDebugPrivilege	2384	RUSYZH.exe
Token: SeDebugPrivilege	1092	RUSYZH.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
596	WINWORD.EXE
596	WINWORD.EXE

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 596 wrote to memory of 2892	596	WINWORD.EXE	31
PID 596 wrote to memory of 2892	596	WINWORD.EXE	31
PID 596 wrote to memory of 2892	596	WINWORD.EXE	31
PID 596 wrote to memory of 2892	596	WINWORD.EXE	31
PID 2892 wrote to memory of 2140	2892	RUSYZH.exe	34
PID 2892 wrote to memory of 2140	2892	RUSYZH.exe	34
PID 2892 wrote to memory of 2140	2892	RUSYZH.exe	34
PID 2892 wrote to memory of 2140	2892	RUSYZH.exe	34
PID 2892 wrote to memory of 2140	2892	RUSYZH.exe	34
PID 2892 wrote to memory of 2140	2892	RUSYZH.exe	34
PID 2892 wrote to memory of 2140	2892	RUSYZH.exe	34
PID 2892 wrote to memory of 2140	2892	RUSYZH.exe	34
PID 2892 wrote to memory of 2140	2892	RUSYZH.exe	34
PID 2892 wrote to memory of 872	2892	RUSYZH.exe	35
PID 2892 wrote to memory of 872	2892	RUSYZH.exe	35
PID 2892 wrote to memory of 872	2892	RUSYZH.exe	35
PID 2892 wrote to memory of 872	2892	RUSYZH.exe	35
PID 2892 wrote to memory of 872	2892	RUSYZH.exe	35
PID 2892 wrote to memory of 872	2892	RUSYZH.exe	35
PID 2892 wrote to memory of 872	2892	RUSYZH.exe	35
PID 2892 wrote to memory of 872	2892	RUSYZH.exe	35
PID 2892 wrote to memory of 872	2892	RUSYZH.exe	35
PID 2892 wrote to memory of 1092	2892	RUSYZH.exe	36
PID 2892 wrote to memory of 1092	2892	RUSYZH.exe	36
PID 2892 wrote to memory of 1092	2892	RUSYZH.exe	36
PID 2892 wrote to memory of 1092	2892	RUSYZH.exe	36
PID 2892 wrote to memory of 1092	2892	RUSYZH.exe	36
PID 2892 wrote to memory of 1092	2892	RUSYZH.exe	36
PID 2892 wrote to memory of 1092	2892	RUSYZH.exe	36
PID 2892 wrote to memory of 1092	2892	RUSYZH.exe	36
PID 2892 wrote to memory of 1092	2892	RUSYZH.exe	36
PID 2140 wrote to memory of 2384	2140	RUSYZH.exe	37
PID 2140 wrote to memory of 2384	2140	RUSYZH.exe	37
PID 2140 wrote to memory of 2384	2140	RUSYZH.exe	37
PID 2140 wrote to memory of 2384	2140	RUSYZH.exe	37
PID 2384 wrote to memory of 1244	2384	RUSYZH.exe	38
PID 2384 wrote to memory of 1244	2384	RUSYZH.exe	38
PID 2384 wrote to memory of 1244	2384	RUSYZH.exe	38
PID 2384 wrote to memory of 1244	2384	RUSYZH.exe	38
PID 2384 wrote to memory of 1244	2384	RUSYZH.exe	38
PID 2384 wrote to memory of 1244	2384	RUSYZH.exe	38
PID 2384 wrote to memory of 1244	2384	RUSYZH.exe	38
PID 2384 wrote to memory of 1244	2384	RUSYZH.exe	38
PID 2384 wrote to memory of 1244	2384	RUSYZH.exe	38
PID 2384 wrote to memory of 804	2384	RUSYZH.exe	39
PID 2384 wrote to memory of 804	2384	RUSYZH.exe	39
PID 2384 wrote to memory of 804	2384	RUSYZH.exe	39
PID 2384 wrote to memory of 804	2384	RUSYZH.exe	39
PID 2384 wrote to memory of 804	2384	RUSYZH.exe	39
PID 2384 wrote to memory of 804	2384	RUSYZH.exe	39
PID 2384 wrote to memory of 804	2384	RUSYZH.exe	39
PID 2384 wrote to memory of 804	2384	RUSYZH.exe	39
PID 2384 wrote to memory of 804	2384	RUSYZH.exe	39
PID 2384 wrote to memory of 1720	2384	RUSYZH.exe	40
PID 2384 wrote to memory of 1720	2384	RUSYZH.exe	40
PID 2384 wrote to memory of 1720	2384	RUSYZH.exe	40
PID 2384 wrote to memory of 1720	2384	RUSYZH.exe	40
PID 2384 wrote to memory of 1720	2384	RUSYZH.exe	40
PID 2384 wrote to memory of 1720	2384	RUSYZH.exe	40
PID 2384 wrote to memory of 1720	2384	RUSYZH.exe	40
PID 2384 wrote to memory of 1720	2384	RUSYZH.exe	40
PID 2384 wrote to memory of 1720	2384	RUSYZH.exe	40
PID 596 wrote to memory of 3048	596	WINWORD.EXE	41
PID 596 wrote to memory of 3048	596	WINWORD.EXE	41

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\ec6627e48bb4c56abbb2a4563072e631.doc"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:596
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\RUSYZH.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\RUSYZH.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\RUSYZH.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\RUSYZH.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2140
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\RUSYZH.exe
      "C:\Users\Admin\AppData\Roaming\UpdateManager\RUSYZH.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2384
    - - C:\Users\Admin\AppData\Roaming\UpdateManager\RUSYZH.exe
        
        C:\Users\Admin\AppData\Roaming\UpdateManager\RUSYZH.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1244
    - - C:\Users\Admin\AppData\Roaming\UpdateManager\RUSYZH.exe
        
        C:\Users\Admin\AppData\Roaming\UpdateManager\RUSYZH.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:804
    - - C:\Users\Admin\AppData\Roaming\UpdateManager\RUSYZH.exe
        
        C:\Users\Admin\AppData\Roaming\UpdateManager\RUSYZH.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:1720
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\RUSYZH.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\RUSYZH.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:872
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\RUSYZH.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\RUSYZH.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1092
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /Create /TN "mrec" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF91E.tmp" /F
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:2464
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:3048

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF91E.tmp

Filesize
1KB

MD5
9d9df2517964d8e049d41515f0d287c3

SHA1
2cf5f49554bbf0b73930d06b07e2bf12638d60b7

SHA256
03cddeda34c46e3bc77be33a37ae97dea02f4a2d6a8e4c3d208ca2bfa5bf242f

SHA512
807e30b096381211eebc6399bf879ce6f6aca5e0659a458403d4207f845c42f6a5f40eae8d00d94ad99917d94e4384e407428cd2f1c6837f9e8b12918f85c031

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\RUSYZH.exe

Filesize
134KB

MD5
c5782fb8a119d6092f4816b8b39b5fa0

SHA1
68f2f0c4884168f1d775a6fc0f550150176ec402

SHA256
963bb7cbfda00f3033cfed5058521b0a4a42f797cc0e7473b0008ac1416e30e8

SHA512
d0809b3e54024cf08af7548525732d642a7ca00b0e8d30310377b4c9e74cc302c3ab926688da7776beabc055ed5bd5ef56d25e82e19e2ea3b6be08ffee214fe3

Download Submit
memory/596-22-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-102-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-19-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-18-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-17-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-15-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-16-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-14-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-0-0x000000002F671000-0x000000002F672000-memory.dmp

Filesize
4KB

Download
memory/596-11-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-30-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-29-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-28-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-27-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-26-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-25-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-24-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-23-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-13-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-20-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-4-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-9-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-8-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-7-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-6-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-10-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-5-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-2-0x0000000070FFD000-0x0000000071008000-memory.dmp

Filesize
44KB

Download
memory/596-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/596-21-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-101-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/596-100-0x0000000070FFD000-0x0000000071008000-memory.dmp

Filesize
44KB

Download
memory/872-66-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/872-68-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/872-64-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2384-83-0x0000000000D10000-0x0000000000D36000-memory.dmp

Filesize
152KB

Download
memory/2892-62-0x00000000005A0000-0x00000000005CA000-memory.dmp

Filesize
168KB

Download
memory/2892-61-0x0000000001120000-0x0000000001146000-memory.dmp

Filesize
152KB

Download