xenorat | c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949

Analysis

max time kernel
141s
max time network
143s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-12-2024 15:38

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General

Target

acfgshxdf.exe
Size

174KB
MD5

d0cbf54138d03f82115b5708be94c5c0
SHA1

aeaafe59c0342c0105d764ee69f6292206f661c6
SHA256

c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949
SHA512

fedc40b326466772e5da972798faa3504837ee67cd26f73db2f6a7effae9d1dc511007279ddd3b78b885c8d691c897ffd2a29f82dd37c6a33623eee85ebb1108
SSDEEP

3072:BUjKL04BXtB57iecsOv7lzIAKddLhVcDjgOzzH9P2kYiy3MeKXRPCc96Rd:Bcct1czz+rdLh4jRzH9ukY6eKXRPCnd

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/2076-7-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat
behavioral1/memory/2076-15-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat
behavioral1/memory/2076-6-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat

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

Executes dropped EXE 4 IoCs

pid	Process
2860	acfgshxdf.exe
2604	acfgshxdf.exe
2904	acfgshxdf.exe
2632	acfgshxdf.exe

Loads dropped DLL 4 IoCs

pid	Process
2524	acfgshxdf.exe
2860	acfgshxdf.exe
2860	acfgshxdf.exe
2860	acfgshxdf.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 2148 set thread context of 2076	2148	acfgshxdf.exe	30
PID 2148 set thread context of 2524	2148	acfgshxdf.exe	31
PID 2148 set thread context of 2012	2148	acfgshxdf.exe	32
PID 2860 set thread context of 2604	2860	acfgshxdf.exe	34
PID 2860 set thread context of 2904	2860	acfgshxdf.exe	35
PID 2860 set thread context of 2632	2860	acfgshxdf.exe	36

System Location Discovery: System Language Discovery 1 TTPs 9 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	acfgshxdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	acfgshxdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	acfgshxdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	acfgshxdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	acfgshxdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	acfgshxdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	acfgshxdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	acfgshxdf.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
2408	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	acfgshxdf.exe
Token: SeDebugPrivilege	2860	acfgshxdf.exe

Suspicious use of WriteProcessMemory 62 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2076	2148	acfgshxdf.exe	30
PID 2148 wrote to memory of 2076	2148	acfgshxdf.exe	30
PID 2148 wrote to memory of 2076	2148	acfgshxdf.exe	30
PID 2148 wrote to memory of 2076	2148	acfgshxdf.exe	30
PID 2148 wrote to memory of 2076	2148	acfgshxdf.exe	30
PID 2148 wrote to memory of 2076	2148	acfgshxdf.exe	30
PID 2148 wrote to memory of 2076	2148	acfgshxdf.exe	30
PID 2148 wrote to memory of 2076	2148	acfgshxdf.exe	30
PID 2148 wrote to memory of 2076	2148	acfgshxdf.exe	30
PID 2148 wrote to memory of 2524	2148	acfgshxdf.exe	31
PID 2148 wrote to memory of 2524	2148	acfgshxdf.exe	31
PID 2148 wrote to memory of 2524	2148	acfgshxdf.exe	31
PID 2148 wrote to memory of 2524	2148	acfgshxdf.exe	31
PID 2148 wrote to memory of 2524	2148	acfgshxdf.exe	31
PID 2148 wrote to memory of 2524	2148	acfgshxdf.exe	31
PID 2148 wrote to memory of 2524	2148	acfgshxdf.exe	31
PID 2148 wrote to memory of 2524	2148	acfgshxdf.exe	31
PID 2148 wrote to memory of 2524	2148	acfgshxdf.exe	31
PID 2148 wrote to memory of 2012	2148	acfgshxdf.exe	32
PID 2148 wrote to memory of 2012	2148	acfgshxdf.exe	32
PID 2148 wrote to memory of 2012	2148	acfgshxdf.exe	32
PID 2148 wrote to memory of 2012	2148	acfgshxdf.exe	32
PID 2148 wrote to memory of 2012	2148	acfgshxdf.exe	32
PID 2148 wrote to memory of 2012	2148	acfgshxdf.exe	32
PID 2148 wrote to memory of 2012	2148	acfgshxdf.exe	32
PID 2148 wrote to memory of 2012	2148	acfgshxdf.exe	32
PID 2148 wrote to memory of 2012	2148	acfgshxdf.exe	32
PID 2524 wrote to memory of 2860	2524	acfgshxdf.exe	33
PID 2524 wrote to memory of 2860	2524	acfgshxdf.exe	33
PID 2524 wrote to memory of 2860	2524	acfgshxdf.exe	33
PID 2524 wrote to memory of 2860	2524	acfgshxdf.exe	33
PID 2860 wrote to memory of 2604	2860	acfgshxdf.exe	34
PID 2860 wrote to memory of 2604	2860	acfgshxdf.exe	34
PID 2860 wrote to memory of 2604	2860	acfgshxdf.exe	34
PID 2860 wrote to memory of 2604	2860	acfgshxdf.exe	34
PID 2860 wrote to memory of 2604	2860	acfgshxdf.exe	34
PID 2860 wrote to memory of 2604	2860	acfgshxdf.exe	34
PID 2860 wrote to memory of 2604	2860	acfgshxdf.exe	34
PID 2860 wrote to memory of 2604	2860	acfgshxdf.exe	34
PID 2860 wrote to memory of 2604	2860	acfgshxdf.exe	34
PID 2860 wrote to memory of 2904	2860	acfgshxdf.exe	35
PID 2860 wrote to memory of 2904	2860	acfgshxdf.exe	35
PID 2860 wrote to memory of 2904	2860	acfgshxdf.exe	35
PID 2860 wrote to memory of 2904	2860	acfgshxdf.exe	35
PID 2860 wrote to memory of 2904	2860	acfgshxdf.exe	35
PID 2860 wrote to memory of 2904	2860	acfgshxdf.exe	35
PID 2860 wrote to memory of 2904	2860	acfgshxdf.exe	35
PID 2860 wrote to memory of 2904	2860	acfgshxdf.exe	35
PID 2860 wrote to memory of 2904	2860	acfgshxdf.exe	35
PID 2860 wrote to memory of 2632	2860	acfgshxdf.exe	36
PID 2860 wrote to memory of 2632	2860	acfgshxdf.exe	36
PID 2860 wrote to memory of 2632	2860	acfgshxdf.exe	36
PID 2860 wrote to memory of 2632	2860	acfgshxdf.exe	36
PID 2860 wrote to memory of 2632	2860	acfgshxdf.exe	36
PID 2860 wrote to memory of 2632	2860	acfgshxdf.exe	36
PID 2860 wrote to memory of 2632	2860	acfgshxdf.exe	36
PID 2860 wrote to memory of 2632	2860	acfgshxdf.exe	36
PID 2860 wrote to memory of 2632	2860	acfgshxdf.exe	36
PID 2012 wrote to memory of 2408	2012	acfgshxdf.exe	38
PID 2012 wrote to memory of 2408	2012	acfgshxdf.exe	38
PID 2012 wrote to memory of 2408	2012	acfgshxdf.exe	38
PID 2012 wrote to memory of 2408	2012	acfgshxdf.exe	38

C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
"C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2076
- C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
    "C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.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:2860
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2604
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2904
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2632
- C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2012
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "mrec" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE3CA.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2408

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 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\tmpE3CA.tmp

Filesize
1KB

MD5
3c18b4c5bf6f31ee0aceaedc9e5f5adf

SHA1
076db77eb3bea68f2051017353e57c288b53fdaa

SHA256
689b2dc6a3c7483fc81bda34c404461a6f1f4400876cddb57c066a0c8e27b7c4

SHA512
fb6a0a8cb0240e77d7ec10b9d0a0341f5ac10729d91b3280ac253cb48c19d235c9935bd59ac1697a259853589dd28fa4bd7706e51eb620594962681e8e8a2180

Download Submit
C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe

Filesize
174KB

MD5
d0cbf54138d03f82115b5708be94c5c0

SHA1
aeaafe59c0342c0105d764ee69f6292206f661c6

SHA256
c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949

SHA512
fedc40b326466772e5da972798faa3504837ee67cd26f73db2f6a7effae9d1dc511007279ddd3b78b885c8d691c897ffd2a29f82dd37c6a33623eee85ebb1108

Download Submit
memory/2076-7-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2076-6-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2076-15-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2148-3-0x00000000001D0000-0x0000000000204000-memory.dmp

Filesize
208KB

Download
memory/2148-4-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2148-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/2148-22-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-24-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-2-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2148-1-0x0000000001180000-0x00000000011B0000-memory.dmp

Filesize
192KB

Download
memory/2524-23-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2524-31-0x0000000074C90000-0x000000007537E000-memory.dmp

Filesize
6.9MB

Download
memory/2860-32-0x0000000000900000-0x0000000000930000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads