xenorat | c243a7dcd332df7a231b33e346a1db91ad01c7f0a17f10ed8dec3efa34743949

Analysis

max time kernel
147s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2024 15:47

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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 1 IoCs

resource	yara_rule
behavioral2/memory/1616-9-0x0000000000400000-0x0000000000412000-memory.dmp	family_xenorat

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	acfgshxdf.exe

Executes dropped EXE 4 IoCs

pid	Process
1684	acfgshxdf.exe
4864	acfgshxdf.exe
3172	acfgshxdf.exe
2792	acfgshxdf.exe

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 2772 set thread context of 1616	2772	acfgshxdf.exe	82
PID 2772 set thread context of 640	2772	acfgshxdf.exe	83
PID 2772 set thread context of 1248	2772	acfgshxdf.exe	84
PID 1684 set thread context of 4864	1684	acfgshxdf.exe	89
PID 1684 set thread context of 3172	1684	acfgshxdf.exe	90
PID 1684 set thread context of 2792	1684	acfgshxdf.exe	91

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
3888	640	WerFault.exe	83
4064	2792	WerFault.exe	91
3600	4864	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 6 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	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

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
1384	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2772	acfgshxdf.exe
Token: SeDebugPrivilege	1684	acfgshxdf.exe

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 1616	2772	acfgshxdf.exe	82
PID 2772 wrote to memory of 1616	2772	acfgshxdf.exe	82
PID 2772 wrote to memory of 1616	2772	acfgshxdf.exe	82
PID 2772 wrote to memory of 1616	2772	acfgshxdf.exe	82
PID 2772 wrote to memory of 1616	2772	acfgshxdf.exe	82
PID 2772 wrote to memory of 1616	2772	acfgshxdf.exe	82
PID 2772 wrote to memory of 1616	2772	acfgshxdf.exe	82
PID 2772 wrote to memory of 1616	2772	acfgshxdf.exe	82
PID 2772 wrote to memory of 640	2772	acfgshxdf.exe	83
PID 2772 wrote to memory of 640	2772	acfgshxdf.exe	83
PID 2772 wrote to memory of 640	2772	acfgshxdf.exe	83
PID 2772 wrote to memory of 640	2772	acfgshxdf.exe	83
PID 2772 wrote to memory of 640	2772	acfgshxdf.exe	83
PID 2772 wrote to memory of 640	2772	acfgshxdf.exe	83
PID 2772 wrote to memory of 640	2772	acfgshxdf.exe	83
PID 2772 wrote to memory of 640	2772	acfgshxdf.exe	83
PID 2772 wrote to memory of 1248	2772	acfgshxdf.exe	84
PID 2772 wrote to memory of 1248	2772	acfgshxdf.exe	84
PID 2772 wrote to memory of 1248	2772	acfgshxdf.exe	84
PID 2772 wrote to memory of 1248	2772	acfgshxdf.exe	84
PID 2772 wrote to memory of 1248	2772	acfgshxdf.exe	84
PID 2772 wrote to memory of 1248	2772	acfgshxdf.exe	84
PID 2772 wrote to memory of 1248	2772	acfgshxdf.exe	84
PID 2772 wrote to memory of 1248	2772	acfgshxdf.exe	84
PID 1248 wrote to memory of 1684	1248	acfgshxdf.exe	88
PID 1248 wrote to memory of 1684	1248	acfgshxdf.exe	88
PID 1248 wrote to memory of 1684	1248	acfgshxdf.exe	88
PID 1684 wrote to memory of 4864	1684	acfgshxdf.exe	89
PID 1684 wrote to memory of 4864	1684	acfgshxdf.exe	89
PID 1684 wrote to memory of 4864	1684	acfgshxdf.exe	89
PID 1684 wrote to memory of 4864	1684	acfgshxdf.exe	89
PID 1684 wrote to memory of 4864	1684	acfgshxdf.exe	89
PID 1684 wrote to memory of 4864	1684	acfgshxdf.exe	89
PID 1684 wrote to memory of 4864	1684	acfgshxdf.exe	89
PID 1684 wrote to memory of 4864	1684	acfgshxdf.exe	89
PID 1684 wrote to memory of 3172	1684	acfgshxdf.exe	90
PID 1684 wrote to memory of 3172	1684	acfgshxdf.exe	90
PID 1684 wrote to memory of 3172	1684	acfgshxdf.exe	90
PID 1684 wrote to memory of 3172	1684	acfgshxdf.exe	90
PID 1684 wrote to memory of 3172	1684	acfgshxdf.exe	90
PID 1684 wrote to memory of 3172	1684	acfgshxdf.exe	90
PID 1684 wrote to memory of 3172	1684	acfgshxdf.exe	90
PID 1684 wrote to memory of 3172	1684	acfgshxdf.exe	90
PID 1684 wrote to memory of 2792	1684	acfgshxdf.exe	91
PID 1684 wrote to memory of 2792	1684	acfgshxdf.exe	91
PID 1684 wrote to memory of 2792	1684	acfgshxdf.exe	91
PID 1684 wrote to memory of 2792	1684	acfgshxdf.exe	91
PID 1684 wrote to memory of 2792	1684	acfgshxdf.exe	91
PID 1684 wrote to memory of 2792	1684	acfgshxdf.exe	91
PID 1684 wrote to memory of 2792	1684	acfgshxdf.exe	91
PID 1684 wrote to memory of 2792	1684	acfgshxdf.exe	91
PID 1616 wrote to memory of 1384	1616	acfgshxdf.exe	100
PID 1616 wrote to memory of 1384	1616	acfgshxdf.exe	100
PID 1616 wrote to memory of 1384	1616	acfgshxdf.exe	100

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:2772
- 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:1616
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /Create /TN "mrec" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE956.tmp" /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1384
- C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  2⤵
  PID:640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 80
    3⤵
    - Program crash
    PID:3888
- C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  C:\Users\Admin\AppData\Local\Temp\acfgshxdf.exe
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1248
- - C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
    "C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1684
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      4⤵
      Executes dropped EXE
      PID:4864
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4864 -s 80
        5⤵
        Program crash
        
        PID:3600
  - - 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:3172
  - - C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      C:\Users\Admin\AppData\Roaming\UpdateManager\acfgshxdf.exe
      4⤵
      Executes dropped EXE
      PID:2792
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2792 -s 80
        5⤵
        Program crash
        
        PID:4064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 640 -ip 640
1⤵
PID:3476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4864 -ip 4864
1⤵
PID:3428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2792 -ip 2792
1⤵
PID:4744

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

Query Registry

T1012

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\Microsoft\CLR_v4.0_32\UsageLogs\acfgshxdf.exe.log

Filesize
706B

MD5
d95c58e609838928f0f49837cab7dfd2

SHA1
55e7139a1e3899195b92ed8771d1ca2c7d53c916

SHA256
0407c814aef0d62aec7fd39b7c2f614746f0d8ff41f8ef957736f520f14b0339

SHA512
405310b29a833604c6627063bfdcf055a197e01f633ef21da238f1a6415a02e21315d689b4a6669db23e82152bed6f3492afb60963e6b2a0e9bb2ac09a480b5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE956.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/1248-15-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/1248-29-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/1616-14-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/1616-17-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/1616-38-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

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

Filesize
72KB

Download
memory/1684-37-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/1684-30-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/2772-16-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/2772-6-0x000000000DC30000-0x000000000DCC2000-memory.dmp

Filesize
584KB

Download
memory/2772-5-0x000000000E1E0000-0x000000000E784000-memory.dmp

Filesize
5.6MB

Download
memory/2772-4-0x000000000DB90000-0x000000000DC2C000-memory.dmp

Filesize
624KB

Download
memory/2772-3-0x0000000005140000-0x0000000005174000-memory.dmp

Filesize
208KB

Download
memory/2772-0-0x000000007460E000-0x000000007460F000-memory.dmp

Filesize
4KB

Download
memory/2772-2-0x00000000050E0000-0x00000000050E6000-memory.dmp

Filesize
24KB

Download
memory/2772-8-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/2772-7-0x0000000004BE0000-0x0000000004BE6000-memory.dmp

Filesize
24KB

Download
memory/2772-1-0x00000000007E0000-0x0000000000810000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads