xenorat | f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707

Analysis

max time kernel
133s
max time network
140s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
30-07-2024 17:26

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General

Target

Comprobante.exe
Size

367KB
MD5

3b28af41d6afa46a8e9b5707e3bfb8f7
SHA1

421755f9c95e2c7140241859983ad8665cf67b41
SHA256

f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707
SHA512

ddd508da739baacbd05c63b86dc0df4b6b74b416a332e967e8cddf16f1fec5b28ee2cf2a0c82b4ddc7e3fb11040bc15d13330cf73cfce9020cba4d605ceb1729
SSDEEP

6144:H0ths4dDpxQCc6nxbx5S9l2VFqNK8xpDSznNkBJn64nJl0lvzewww0JwwgSnvYq:HKs45p2sxKP2VSKIoznSv64nJl0lvz3t

Score

10^/10

xenorat discovery rat trojan

Malware Config

Extracted

Family

xenorat

45.66.231.63

Mutex

Tolid_rat_nd8889j

Attributes

delay
40000
install_path
temp
port
1353
startup_name
vplayer

Signatures

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

Executes dropped EXE 4 IoCs

pid	Process
2720	Comprobante.exe
1560	Comprobante.exe
2776	Comprobante.exe
2568	Comprobante.exe

Loads dropped DLL 4 IoCs

pid	Process
1616	Comprobante.exe
2720	Comprobante.exe
2720	Comprobante.exe
2720	Comprobante.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 2448 set thread context of 2452	2448	Comprobante.exe	30
PID 2448 set thread context of 1616	2448	Comprobante.exe	31
PID 2448 set thread context of 2604	2448	Comprobante.exe	32
PID 2720 set thread context of 1560	2720	Comprobante.exe	34
PID 2720 set thread context of 2776	2720	Comprobante.exe	35
PID 2720 set thread context of 2568	2720	Comprobante.exe	36

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 8 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	Comprobante.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Comprobante.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Comprobante.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Comprobante.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Comprobante.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Comprobante.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Comprobante.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
2872	schtasks.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe
2604	Comprobante.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2448	Comprobante.exe
Token: SeDebugPrivilege	2720	Comprobante.exe
Token: SeDebugPrivilege	2604	Comprobante.exe

Suspicious use of WriteProcessMemory 62 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 2452	2448	Comprobante.exe	30
PID 2448 wrote to memory of 2452	2448	Comprobante.exe	30
PID 2448 wrote to memory of 2452	2448	Comprobante.exe	30
PID 2448 wrote to memory of 2452	2448	Comprobante.exe	30
PID 2448 wrote to memory of 2452	2448	Comprobante.exe	30
PID 2448 wrote to memory of 2452	2448	Comprobante.exe	30
PID 2448 wrote to memory of 2452	2448	Comprobante.exe	30
PID 2448 wrote to memory of 2452	2448	Comprobante.exe	30
PID 2448 wrote to memory of 2452	2448	Comprobante.exe	30
PID 2448 wrote to memory of 1616	2448	Comprobante.exe	31
PID 2448 wrote to memory of 1616	2448	Comprobante.exe	31
PID 2448 wrote to memory of 1616	2448	Comprobante.exe	31
PID 2448 wrote to memory of 1616	2448	Comprobante.exe	31
PID 2448 wrote to memory of 1616	2448	Comprobante.exe	31
PID 2448 wrote to memory of 1616	2448	Comprobante.exe	31
PID 2448 wrote to memory of 1616	2448	Comprobante.exe	31
PID 2448 wrote to memory of 1616	2448	Comprobante.exe	31
PID 2448 wrote to memory of 1616	2448	Comprobante.exe	31
PID 2448 wrote to memory of 2604	2448	Comprobante.exe	32
PID 2448 wrote to memory of 2604	2448	Comprobante.exe	32
PID 2448 wrote to memory of 2604	2448	Comprobante.exe	32
PID 2448 wrote to memory of 2604	2448	Comprobante.exe	32
PID 2448 wrote to memory of 2604	2448	Comprobante.exe	32
PID 2448 wrote to memory of 2604	2448	Comprobante.exe	32
PID 2448 wrote to memory of 2604	2448	Comprobante.exe	32
PID 2448 wrote to memory of 2604	2448	Comprobante.exe	32
PID 2448 wrote to memory of 2604	2448	Comprobante.exe	32
PID 1616 wrote to memory of 2720	1616	Comprobante.exe	33
PID 1616 wrote to memory of 2720	1616	Comprobante.exe	33
PID 1616 wrote to memory of 2720	1616	Comprobante.exe	33
PID 1616 wrote to memory of 2720	1616	Comprobante.exe	33
PID 2720 wrote to memory of 1560	2720	Comprobante.exe	34
PID 2720 wrote to memory of 1560	2720	Comprobante.exe	34
PID 2720 wrote to memory of 1560	2720	Comprobante.exe	34
PID 2720 wrote to memory of 1560	2720	Comprobante.exe	34
PID 2720 wrote to memory of 1560	2720	Comprobante.exe	34
PID 2720 wrote to memory of 1560	2720	Comprobante.exe	34
PID 2720 wrote to memory of 1560	2720	Comprobante.exe	34
PID 2720 wrote to memory of 1560	2720	Comprobante.exe	34
PID 2720 wrote to memory of 1560	2720	Comprobante.exe	34
PID 2720 wrote to memory of 2776	2720	Comprobante.exe	35
PID 2720 wrote to memory of 2776	2720	Comprobante.exe	35
PID 2720 wrote to memory of 2776	2720	Comprobante.exe	35
PID 2720 wrote to memory of 2776	2720	Comprobante.exe	35
PID 2720 wrote to memory of 2776	2720	Comprobante.exe	35
PID 2720 wrote to memory of 2776	2720	Comprobante.exe	35
PID 2720 wrote to memory of 2776	2720	Comprobante.exe	35
PID 2720 wrote to memory of 2776	2720	Comprobante.exe	35
PID 2720 wrote to memory of 2776	2720	Comprobante.exe	35
PID 2720 wrote to memory of 2568	2720	Comprobante.exe	36
PID 2720 wrote to memory of 2568	2720	Comprobante.exe	36
PID 2720 wrote to memory of 2568	2720	Comprobante.exe	36
PID 2720 wrote to memory of 2568	2720	Comprobante.exe	36
PID 2720 wrote to memory of 2568	2720	Comprobante.exe	36
PID 2720 wrote to memory of 2568	2720	Comprobante.exe	36
PID 2720 wrote to memory of 2568	2720	Comprobante.exe	36
PID 2720 wrote to memory of 2568	2720	Comprobante.exe	36
PID 2720 wrote to memory of 2568	2720	Comprobante.exe	36
PID 2604 wrote to memory of 2872	2604	Comprobante.exe	37
PID 2604 wrote to memory of 2872	2604	Comprobante.exe	37
PID 2604 wrote to memory of 2872	2604	Comprobante.exe	37
PID 2604 wrote to memory of 2872	2604	Comprobante.exe	37

C:\Users\Admin\AppData\Local\Temp\Comprobante.exe
"C:\Users\Admin\AppData\Local\Temp\Comprobante.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Users\Admin\AppData\Local\Temp\Comprobante.exe
  C:\Users\Admin\AppData\Local\Temp\Comprobante.exe
  2⤵
  PID:2452
- C:\Users\Admin\AppData\Local\Temp\Comprobante.exe
  C:\Users\Admin\AppData\Local\Temp\Comprobante.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1616
- - C:\Users\Admin\AppData\Local\Temp\XenoManager\Comprobante.exe
    "C:\Users\Admin\AppData\Local\Temp\XenoManager\Comprobante.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2720
  - - C:\Users\Admin\AppData\Local\Temp\XenoManager\Comprobante.exe
      C:\Users\Admin\AppData\Local\Temp\XenoManager\Comprobante.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:1560
  - - C:\Users\Admin\AppData\Local\Temp\XenoManager\Comprobante.exe
      C:\Users\Admin\AppData\Local\Temp\XenoManager\Comprobante.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2776
  - - C:\Users\Admin\AppData\Local\Temp\XenoManager\Comprobante.exe
      C:\Users\Admin\AppData\Local\Temp\XenoManager\Comprobante.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2568
- C:\Users\Admin\AppData\Local\Temp\Comprobante.exe
  C:\Users\Admin\AppData\Local\Temp\Comprobante.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "vplayer" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC6C8.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2872

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\tmpC6C8.tmp

Filesize
1KB

MD5
8bebc590162576dee61b15d4b1a8e92f

SHA1
9c6e52f7a46d097a842837a8ea6ba21027f42535

SHA256
4c5a48fd2b642faeef01fad4ff1ef01e8e4c63c6d87997a04e46489b3dbb466c

SHA512
64a143fe89a53bc349f6624c169231a7673bd7798abf74b30fdc89ebd0f4b95859173e06b18a402ad72eea5ca2f6408c396f0be4a60b0dfc15f32cbd4fe6ec6a

Download Submit
\Users\Admin\AppData\Local\Temp\XenoManager\Comprobante.exe

Filesize
367KB

MD5
3b28af41d6afa46a8e9b5707e3bfb8f7

SHA1
421755f9c95e2c7140241859983ad8665cf67b41

SHA256
f81185426901a3519e4d8d030d677ecf8a50d873fecfdd3980ef3ccfac785707

SHA512
ddd508da739baacbd05c63b86dc0df4b6b74b416a332e967e8cddf16f1fec5b28ee2cf2a0c82b4ddc7e3fb11040bc15d13330cf73cfce9020cba4d605ceb1729

Download Submit
memory/1616-12-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1616-29-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/1616-7-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1616-9-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1616-19-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2448-4-0x00000000009B0000-0x0000000000A08000-memory.dmp

Filesize
352KB

Download
memory/2448-5-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2448-0-0x00000000746DE000-0x00000000746DF000-memory.dmp

Filesize
4KB

Download
memory/2448-21-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2448-3-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2448-2-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2448-1-0x0000000000EE0000-0x0000000000F44000-memory.dmp

Filesize
400KB

Download
memory/2604-22-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2604-45-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2604-48-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2604-49-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-28-0x00000000008A0000-0x0000000000904000-memory.dmp

Filesize
400KB

Download