xworm | e1ea405efb08d4a7d254423fc5b700021eb653b1545d120c0f6cf4ff31c7f0ae

Resubmissions

02/05/2024, 02:59

240502-dg26eshb97 10

02/05/2024, 02:36

240502-c3k9csef7t 10

Analysis

max time kernel
287s
max time network
303s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
02/05/2024, 02:59

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General

Target

a ton of ya/ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe
Size

63KB
MD5

222c2d239f4c8a1d73c736c9cc712807
SHA1

c3aa61bd6f8cc640bcfa74c40d9283c9c08c7b3c
SHA256

ff43049677c57277f12a1d97f02af3029d7b75b5ad40303a28f1b0452997969d
SHA512

1f2fea85e45e93916306c234b916d6b4b200dac9656e44f4555f825dd8677cb5e927bd5e7a74bf2fb2f6972a3e6e2d294a6104add162ba3d53a0e6cfedef6a02
SSDEEP

1536:tJc/5q1qoR5PDdAZcIED4VuCkbFybjQ9f0jQRmONww+W:7c/iqoJekbFEQ9W+mONP+W

Score

10^/10

xworm bootkit persistence rat trojan

Malware Config

Extracted

Family

xworm

127.0.0.1:23638

209.25.140.1:5525:23638

bring-recorder.gl.at.ply.gg:23638

action-yesterday.gl.at.ply.gg:23638

147.185.221.19:23638

then-wheel.gl.at.ply.gg::23638

then-wheel.gl.at.ply.gg:23638

teen-modes.gl.at.ply.gg:23638

Attributes

Install_directory
%LocalAppData%
install_file
uwumonster.exe

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral16/memory/880-0-0x0000000000AE0000-0x0000000000AF6000-memory.dmp	family_xworm
behavioral16/files/0x000c000000023b90-8.dat	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Checks computer location settings 2 TTPs 5 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-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	cnfrko.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	cnfrko.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	dobzri.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	dobzri.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\uwumonster.lnk	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\uwumonster.lnk	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe

Executes dropped EXE 19 IoCs

pid	Process
1912	uwumonster.exe
1208	uwumonster.exe
3416	uwumonster.exe
1692	uwumonster.exe
1560	cnfrko.exe
4912	cnfrko.exe
2528	cnfrko.exe
1568	cnfrko.exe
432	cnfrko.exe
1432	cnfrko.exe
1956	cnfrko.exe
3436	uwumonster.exe
3772	dobzri.exe
3584	dobzri.exe
3076	dobzri.exe
4780	dobzri.exe
1600	dobzri.exe
2812	dobzri.exe
544	dobzri.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\uwumonster = "C:\\Users\\Admin\\AppData\\Local\\uwumonster.exe"	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe

Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	cnfrko.exe
File opened for modification	\??\PhysicalDrive0	dobzri.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
4684	schtasks.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4912	cnfrko.exe
4912	cnfrko.exe
2528	cnfrko.exe
2528	cnfrko.exe
2528	cnfrko.exe
4912	cnfrko.exe
2528	cnfrko.exe
4912	cnfrko.exe
4912	cnfrko.exe
2528	cnfrko.exe
2528	cnfrko.exe
4912	cnfrko.exe
1568	cnfrko.exe
1568	cnfrko.exe
4912	cnfrko.exe
1568	cnfrko.exe
1568	cnfrko.exe
4912	cnfrko.exe
2528	cnfrko.exe
432	cnfrko.exe
2528	cnfrko.exe
432	cnfrko.exe
1432	cnfrko.exe
1432	cnfrko.exe
1432	cnfrko.exe
2528	cnfrko.exe
1432	cnfrko.exe
2528	cnfrko.exe
432	cnfrko.exe
432	cnfrko.exe
1568	cnfrko.exe
1568	cnfrko.exe
4912	cnfrko.exe
4912	cnfrko.exe
1432	cnfrko.exe
1432	cnfrko.exe
4912	cnfrko.exe
4912	cnfrko.exe
1568	cnfrko.exe
1568	cnfrko.exe
4912	cnfrko.exe
1568	cnfrko.exe
4912	cnfrko.exe
1568	cnfrko.exe
1432	cnfrko.exe
1432	cnfrko.exe
432	cnfrko.exe
432	cnfrko.exe
2528	cnfrko.exe
2528	cnfrko.exe
4912	cnfrko.exe
4912	cnfrko.exe
1432	cnfrko.exe
1568	cnfrko.exe
1432	cnfrko.exe
1568	cnfrko.exe
1432	cnfrko.exe
1568	cnfrko.exe
1432	cnfrko.exe
1568	cnfrko.exe
4912	cnfrko.exe
2528	cnfrko.exe
4912	cnfrko.exe
2528	cnfrko.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
2972	msedge.exe
2972	msedge.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe
Token: SeDebugPrivilege	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe
Token: SeDebugPrivilege	1912	uwumonster.exe
Token: SeDebugPrivilege	1208	uwumonster.exe
Token: SeDebugPrivilege	3416	uwumonster.exe
Token: SeDebugPrivilege	1692	uwumonster.exe
Token: SeDebugPrivilege	3436	uwumonster.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe
2972	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 4684	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	92
PID 880 wrote to memory of 4684	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	92
PID 880 wrote to memory of 1560	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	119
PID 880 wrote to memory of 1560	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	119
PID 880 wrote to memory of 1560	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	119
PID 1560 wrote to memory of 4912	1560	cnfrko.exe	120
PID 1560 wrote to memory of 4912	1560	cnfrko.exe	120
PID 1560 wrote to memory of 4912	1560	cnfrko.exe	120
PID 1560 wrote to memory of 2528	1560	cnfrko.exe	121
PID 1560 wrote to memory of 2528	1560	cnfrko.exe	121
PID 1560 wrote to memory of 2528	1560	cnfrko.exe	121
PID 1560 wrote to memory of 1568	1560	cnfrko.exe	122
PID 1560 wrote to memory of 1568	1560	cnfrko.exe	122
PID 1560 wrote to memory of 1568	1560	cnfrko.exe	122
PID 1560 wrote to memory of 432	1560	cnfrko.exe	123
PID 1560 wrote to memory of 432	1560	cnfrko.exe	123
PID 1560 wrote to memory of 432	1560	cnfrko.exe	123
PID 1560 wrote to memory of 1432	1560	cnfrko.exe	124
PID 1560 wrote to memory of 1432	1560	cnfrko.exe	124
PID 1560 wrote to memory of 1432	1560	cnfrko.exe	124
PID 1560 wrote to memory of 1956	1560	cnfrko.exe	125
PID 1560 wrote to memory of 1956	1560	cnfrko.exe	125
PID 1560 wrote to memory of 1956	1560	cnfrko.exe	125
PID 1956 wrote to memory of 1792	1956	cnfrko.exe	127
PID 1956 wrote to memory of 1792	1956	cnfrko.exe	127
PID 1956 wrote to memory of 1792	1956	cnfrko.exe	127
PID 880 wrote to memory of 3772	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	129
PID 880 wrote to memory of 3772	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	129
PID 880 wrote to memory of 3772	880	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	129
PID 3772 wrote to memory of 3584	3772	dobzri.exe	130
PID 3772 wrote to memory of 3584	3772	dobzri.exe	130
PID 3772 wrote to memory of 3584	3772	dobzri.exe	130
PID 3772 wrote to memory of 3076	3772	dobzri.exe	131
PID 3772 wrote to memory of 3076	3772	dobzri.exe	131
PID 3772 wrote to memory of 3076	3772	dobzri.exe	131
PID 3772 wrote to memory of 4780	3772	dobzri.exe	132
PID 3772 wrote to memory of 4780	3772	dobzri.exe	132
PID 3772 wrote to memory of 4780	3772	dobzri.exe	132
PID 3772 wrote to memory of 1600	3772	dobzri.exe	133
PID 3772 wrote to memory of 1600	3772	dobzri.exe	133
PID 3772 wrote to memory of 1600	3772	dobzri.exe	133
PID 3772 wrote to memory of 2812	3772	dobzri.exe	134
PID 3772 wrote to memory of 2812	3772	dobzri.exe	134
PID 3772 wrote to memory of 2812	3772	dobzri.exe	134
PID 3772 wrote to memory of 544	3772	dobzri.exe	135
PID 3772 wrote to memory of 544	3772	dobzri.exe	135
PID 3772 wrote to memory of 544	3772	dobzri.exe	135
PID 544 wrote to memory of 1072	544	dobzri.exe	136
PID 544 wrote to memory of 1072	544	dobzri.exe	136
PID 544 wrote to memory of 1072	544	dobzri.exe	136
PID 1956 wrote to memory of 2972	1956	cnfrko.exe	137
PID 1956 wrote to memory of 2972	1956	cnfrko.exe	137
PID 2972 wrote to memory of 636	2972	msedge.exe	138
PID 2972 wrote to memory of 636	2972	msedge.exe	138
PID 2972 wrote to memory of 3892	2972	msedge.exe	139
PID 2972 wrote to memory of 3892	2972	msedge.exe	139
PID 2972 wrote to memory of 3892	2972	msedge.exe	139
PID 2972 wrote to memory of 3892	2972	msedge.exe	139
PID 2972 wrote to memory of 3892	2972	msedge.exe	139
PID 2972 wrote to memory of 3892	2972	msedge.exe	139
PID 2972 wrote to memory of 3892	2972	msedge.exe	139
PID 2972 wrote to memory of 3892	2972	msedge.exe	139
PID 2972 wrote to memory of 3892	2972	msedge.exe	139
PID 2972 wrote to memory of 3892	2972	msedge.exe	139

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\a ton of ya\ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe
"C:\Users\Admin\AppData\Local\Temp\a ton of ya\ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "uwumonster" /tr "C:\Users\Admin\AppData\Local\uwumonster.exe"
  2⤵
  - Creates scheduled task(s)
  PID:4684
- C:\Users\Admin\AppData\Local\Temp\cnfrko.exe
  "C:\Users\Admin\AppData\Local\Temp\cnfrko.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1560
- - C:\Users\Admin\AppData\Local\Temp\cnfrko.exe
    "C:\Users\Admin\AppData\Local\Temp\cnfrko.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:4912
- - C:\Users\Admin\AppData\Local\Temp\cnfrko.exe
    "C:\Users\Admin\AppData\Local\Temp\cnfrko.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:2528
- - C:\Users\Admin\AppData\Local\Temp\cnfrko.exe
    "C:\Users\Admin\AppData\Local\Temp\cnfrko.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:1568
- - C:\Users\Admin\AppData\Local\Temp\cnfrko.exe
    "C:\Users\Admin\AppData\Local\Temp\cnfrko.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:432
- - C:\Users\Admin\AppData\Local\Temp\cnfrko.exe
    "C:\Users\Admin\AppData\Local\Temp\cnfrko.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:1432
- - C:\Users\Admin\AppData\Local\Temp\cnfrko.exe
    "C:\Users\Admin\AppData\Local\Temp\cnfrko.exe" /main
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Writes to the Master Boot Record (MBR)
    - Suspicious use of WriteProcessMemory
    PID:1956
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\System32\notepad.exe" \note.txt
      4⤵
      PID:1792
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://google.co.ck/search?q=half+life+3+release+date
      4⤵
      Enumerates system info in registry
      Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      Suspicious use of FindShellTrayWindow
      Suspicious use of SendNotifyMessage
      Suspicious use of WriteProcessMemory
      PID:2972
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x11c,0x120,0x124,0xf8,0x128,0x7ffd557446f8,0x7ffd55744708,0x7ffd55744718
        5⤵
        
        PID:636
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2152 /prefetch:2
        5⤵
        
        PID:3892
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2244 /prefetch:3
        5⤵
        
        PID:2156
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2716 /prefetch:8
        5⤵
        
        PID:3488
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3284 /prefetch:1
        5⤵
        
        PID:2344
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3424 /prefetch:1
        5⤵
        
        PID:4492
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4692 /prefetch:1
        5⤵
        
        PID:1164
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5136 /prefetch:1
        5⤵
        
        PID:4396
    - - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5388 /prefetch:8
        5⤵
        
        PID:2104
    - - C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5388 /prefetch:8
        5⤵
        
        PID:4076
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5396 /prefetch:1
        5⤵
        
        PID:1744
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5412 /prefetch:1
        5⤵
        
        PID:2960
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5756 /prefetch:1
        5⤵
        
        PID:4684
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,18300228953508727701,7707719019715308835,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5732 /prefetch:1
        5⤵
        
        PID:4952
- C:\Users\Admin\AppData\Local\Temp\dobzri.exe
  "C:\Users\Admin\AppData\Local\Temp\dobzri.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3772
- - C:\Users\Admin\AppData\Local\Temp\dobzri.exe
    "C:\Users\Admin\AppData\Local\Temp\dobzri.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:3584
- - C:\Users\Admin\AppData\Local\Temp\dobzri.exe
    "C:\Users\Admin\AppData\Local\Temp\dobzri.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:3076
- - C:\Users\Admin\AppData\Local\Temp\dobzri.exe
    "C:\Users\Admin\AppData\Local\Temp\dobzri.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:4780
- - C:\Users\Admin\AppData\Local\Temp\dobzri.exe
    "C:\Users\Admin\AppData\Local\Temp\dobzri.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:1600
- - C:\Users\Admin\AppData\Local\Temp\dobzri.exe
    "C:\Users\Admin\AppData\Local\Temp\dobzri.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:2812
- - C:\Users\Admin\AppData\Local\Temp\dobzri.exe
    "C:\Users\Admin\AppData\Local\Temp\dobzri.exe" /main
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Writes to the Master Boot Record (MBR)
    - Suspicious use of WriteProcessMemory
    PID:544
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\System32\notepad.exe" \note.txt
      4⤵
      PID:1072

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1912

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1208

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3416

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1692

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3436

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4112

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Pre-OS Boot

T1542

Bootkit

T1542.003

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

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\UsageLogs\uwumonster.exe.log

Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
fbe1ce4d182aaffb80de94263be1dd35

SHA1
bc6c9827aa35a136a7d79be9e606ff359e2ac3ea

SHA256
0021f72dbca789f179762b0e17c28fe0b93a12539b08294800e47469905aeb51

SHA512
3fb0a3b38e7d4a30f5560594b1d14e6e58419e274255fb68dfe0ca897aa181f9ce8cb2048403f851fd36a17b0e34d272d03927769d41a500b2fe64806354902f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
2a70f1bd4da893a67660d6432970788d

SHA1
ddf4047e0d468f56ea0c0d8ff078a86a0bb62873

SHA256
c550af5ba51f68ac4d18747edc5dea1a655dd212d84bad1e6168ba7a97745561

SHA512
26b9a365e77df032fc5c461d85d1ba313eafead38827190608c6537ec12b2dfdbed4e1705bfd1e61899034791ad6fa88ea7490c3a48cdaec4d04cd0577b11343

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\f_000003

Filesize
200KB

MD5
a484f2f3418f65b8214cbcd3e4a31057

SHA1
5c002c51b67db40f88b6895a5d5caa67608a65ce

SHA256
79cbe928773386d07f0127f256f383debed5ccea5ff230465bf46ec7c87319d6

SHA512
0be1bb8db08f6e6041a85cfee90cd36a5b595afbca34d52a125465454fc806b4bb7ae569eaf4c882922fb1b962b6060534e597791cd0ad23483be5981d9be85c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
8e12ecf4e1d7f9fa001222c30d261885

SHA1
c13efc0145c621808254b2903da72f5e5e2206c5

SHA256
462170b585effa3787f683159d1886f4f01851e18bfc0757689ea0f9d1640ca5

SHA512
92d8b33f4dbfa071d0553a2f7994daea1036ae916ded20b01e635e1ea274cad9b6f7735250e6a1b7ca025749f2c54959e272c86c637bfa6103edf96f19e1f549

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
926aa0be2d747ddcfcd2263484c84b72

SHA1
5407ba06deec64ca65a6fbc7f7b52cf133381a59

SHA256
0b0517de5ba6d124a0fc1359d4fe0de1824e033faa55f34e7f21b819de5cf03e

SHA512
af57fe94ee622f4863dc4d42aae1a43b2f409dabc68593a39f2924d26d203d65cf5bc0d1bce0f548b3ec1cd358a7b2bcd4416989ae4d9ebabea22a234da45efe

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
11KB

MD5
79b342b8a94551bc2da3f9ee59e8d5ae

SHA1
ded54f271d513ba6c3712e194f65ded9b8347a39

SHA256
ad40546a784ddbca3c2a5d78175b81e25ee42fb9438fae14f0aa5e54329054df

SHA512
6f397c6f384148c42d1483c3c2ab4d24a67baca0b2e6f6b96507eebb4e7d7b04a4aaa3a7814f87d2fd77b7b3aae45c4505a4b33393ddac8c252ca0fa26987994

Download Submit
C:\Users\Admin\AppData\Local\Temp\cnfrko.exe

Filesize
16KB

MD5
1d5ad9c8d3fee874d0feb8bfac220a11

SHA1
ca6d3f7e6c784155f664a9179ca64e4034df9595

SHA256
3872c12d31fc9825e8661ac01ecee2572460677afbc7093f920a8436a42e28ff

SHA512
c8246f4137416be33b6d1ac89f2428b7c44d9376ac8489a9fbf65ef128a6c53fb50479e1e400c8e201c8611992ab1d6c1bd3d6cece89013edb4d35cdd22305b1

Download Submit
C:\Users\Admin\AppData\Local\uwumonster.exe

Filesize
63KB

MD5
222c2d239f4c8a1d73c736c9cc712807

SHA1
c3aa61bd6f8cc640bcfa74c40d9283c9c08c7b3c

SHA256
ff43049677c57277f12a1d97f02af3029d7b75b5ad40303a28f1b0452997969d

SHA512
1f2fea85e45e93916306c234b916d6b4b200dac9656e44f4555f825dd8677cb5e927bd5e7a74bf2fb2f6972a3e6e2d294a6104add162ba3d53a0e6cfedef6a02

Download Submit
C:\note.txt

Filesize
218B

MD5
afa6955439b8d516721231029fb9ca1b

SHA1
087a043cc123c0c0df2ffadcf8e71e3ac86bbae9

SHA256
8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270

SHA512
5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf

Download Submit
memory/880-11-0x00007FFD46AA0000-0x00007FFD47561000-memory.dmp

Filesize
10.8MB

Download
memory/880-0-0x0000000000AE0000-0x0000000000AF6000-memory.dmp

Filesize
88KB

Download
memory/880-7-0x00007FFD46AA3000-0x00007FFD46AA5000-memory.dmp

Filesize
8KB

Download
memory/880-6-0x00007FFD46AA0000-0x00007FFD47561000-memory.dmp

Filesize
10.8MB

Download
memory/880-1-0x00007FFD46AA3000-0x00007FFD46AA5000-memory.dmp

Filesize
8KB

Download
memory/1912-13-0x00007FFD46AA0000-0x00007FFD47561000-memory.dmp

Filesize
10.8MB

Download
memory/1912-10-0x00007FFD46AA0000-0x00007FFD47561000-memory.dmp

Filesize
10.8MB

Download