xworm | e1ea405efb08d4a7d254423fc5b700021eb653b1545d120c0f6cf4ff31c7f0ae

Resubmissions

02/05/2024, 02:59

240502-dg26eshb97 10

02/05/2024, 02:36

240502-c3k9csef7t 10

Analysis

max time kernel
289s
max time network
301s
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

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
behavioral14/memory/4416-1-0x0000000000590000-0x00000000005A6000-memory.dmp	family_xworm
behavioral14/files/0x0011000000023a53-9.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-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	jdvvyp.exe
Key value queried	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	jdvvyp.exe
Key value queried	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	umceci.exe
Key value queried	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	umceci.exe
Key value queried	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.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
4572	uwumonster.exe
372	uwumonster.exe
4112	uwumonster.exe
2032	uwumonster.exe
3100	jdvvyp.exe
4528	jdvvyp.exe
2496	jdvvyp.exe
4956	jdvvyp.exe
4424	jdvvyp.exe
1140	jdvvyp.exe
1080	jdvvyp.exe
5068	uwumonster.exe
2912	umceci.exe
1264	umceci.exe
3732	umceci.exe
1556	umceci.exe
2800	umceci.exe
1560	umceci.exe
2588	umceci.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-1-5-21-17203666-93769886-2545153620-1000\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	jdvvyp.exe
File opened for modification	\??\PhysicalDrive0	umceci.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
3884	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4528	jdvvyp.exe
4528	jdvvyp.exe
4528	jdvvyp.exe
4528	jdvvyp.exe
4956	jdvvyp.exe
2496	jdvvyp.exe
4956	jdvvyp.exe
2496	jdvvyp.exe
2496	jdvvyp.exe
4956	jdvvyp.exe
4956	jdvvyp.exe
2496	jdvvyp.exe
4424	jdvvyp.exe
4528	jdvvyp.exe
4424	jdvvyp.exe
4528	jdvvyp.exe
1140	jdvvyp.exe
4424	jdvvyp.exe
4424	jdvvyp.exe
1140	jdvvyp.exe
2496	jdvvyp.exe
4956	jdvvyp.exe
2496	jdvvyp.exe
4956	jdvvyp.exe
4528	jdvvyp.exe
4528	jdvvyp.exe
4424	jdvvyp.exe
1140	jdvvyp.exe
1140	jdvvyp.exe
4424	jdvvyp.exe
4528	jdvvyp.exe
4956	jdvvyp.exe
4528	jdvvyp.exe
4956	jdvvyp.exe
4528	jdvvyp.exe
4956	jdvvyp.exe
4956	jdvvyp.exe
4528	jdvvyp.exe
1140	jdvvyp.exe
4424	jdvvyp.exe
1140	jdvvyp.exe
4424	jdvvyp.exe
2496	jdvvyp.exe
2496	jdvvyp.exe
1140	jdvvyp.exe
1140	jdvvyp.exe
4528	jdvvyp.exe
4528	jdvvyp.exe
4424	jdvvyp.exe
4424	jdvvyp.exe
4956	jdvvyp.exe
4956	jdvvyp.exe
2496	jdvvyp.exe
2496	jdvvyp.exe
4424	jdvvyp.exe
4424	jdvvyp.exe
1140	jdvvyp.exe
4528	jdvvyp.exe
1140	jdvvyp.exe
2496	jdvvyp.exe
4528	jdvvyp.exe
2496	jdvvyp.exe
4956	jdvvyp.exe
4956	jdvvyp.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe
Token: SeDebugPrivilege	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe
Token: SeDebugPrivilege	4572	uwumonster.exe
Token: SeDebugPrivilege	372	uwumonster.exe
Token: SeDebugPrivilege	4112	uwumonster.exe
Token: SeDebugPrivilege	2032	uwumonster.exe
Token: SeDebugPrivilege	5068	uwumonster.exe

Suspicious use of WriteProcessMemory 50 IoCs

description	pid	Process	procid_target
PID 4416 wrote to memory of 3884	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	90
PID 4416 wrote to memory of 3884	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	90
PID 4416 wrote to memory of 3100	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	117
PID 4416 wrote to memory of 3100	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	117
PID 4416 wrote to memory of 3100	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	117
PID 3100 wrote to memory of 4528	3100	jdvvyp.exe	118
PID 3100 wrote to memory of 4528	3100	jdvvyp.exe	118
PID 3100 wrote to memory of 4528	3100	jdvvyp.exe	118
PID 3100 wrote to memory of 2496	3100	jdvvyp.exe	119
PID 3100 wrote to memory of 2496	3100	jdvvyp.exe	119
PID 3100 wrote to memory of 2496	3100	jdvvyp.exe	119
PID 3100 wrote to memory of 4956	3100	jdvvyp.exe	120
PID 3100 wrote to memory of 4956	3100	jdvvyp.exe	120
PID 3100 wrote to memory of 4956	3100	jdvvyp.exe	120
PID 3100 wrote to memory of 4424	3100	jdvvyp.exe	121
PID 3100 wrote to memory of 4424	3100	jdvvyp.exe	121
PID 3100 wrote to memory of 4424	3100	jdvvyp.exe	121
PID 3100 wrote to memory of 1140	3100	jdvvyp.exe	122
PID 3100 wrote to memory of 1140	3100	jdvvyp.exe	122
PID 3100 wrote to memory of 1140	3100	jdvvyp.exe	122
PID 3100 wrote to memory of 1080	3100	jdvvyp.exe	123
PID 3100 wrote to memory of 1080	3100	jdvvyp.exe	123
PID 3100 wrote to memory of 1080	3100	jdvvyp.exe	123
PID 1080 wrote to memory of 3312	1080	jdvvyp.exe	125
PID 1080 wrote to memory of 3312	1080	jdvvyp.exe	125
PID 1080 wrote to memory of 3312	1080	jdvvyp.exe	125
PID 4416 wrote to memory of 2912	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	127
PID 4416 wrote to memory of 2912	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	127
PID 4416 wrote to memory of 2912	4416	ya - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy - Copy -.exe	127
PID 2912 wrote to memory of 1264	2912	umceci.exe	128
PID 2912 wrote to memory of 1264	2912	umceci.exe	128
PID 2912 wrote to memory of 1264	2912	umceci.exe	128
PID 2912 wrote to memory of 3732	2912	umceci.exe	129
PID 2912 wrote to memory of 3732	2912	umceci.exe	129
PID 2912 wrote to memory of 3732	2912	umceci.exe	129
PID 2912 wrote to memory of 1556	2912	umceci.exe	130
PID 2912 wrote to memory of 1556	2912	umceci.exe	130
PID 2912 wrote to memory of 1556	2912	umceci.exe	130
PID 2912 wrote to memory of 2800	2912	umceci.exe	131
PID 2912 wrote to memory of 2800	2912	umceci.exe	131
PID 2912 wrote to memory of 2800	2912	umceci.exe	131
PID 2912 wrote to memory of 1560	2912	umceci.exe	132
PID 2912 wrote to memory of 1560	2912	umceci.exe	132
PID 2912 wrote to memory of 1560	2912	umceci.exe	132
PID 2912 wrote to memory of 2588	2912	umceci.exe	133
PID 2912 wrote to memory of 2588	2912	umceci.exe	133
PID 2912 wrote to memory of 2588	2912	umceci.exe	133
PID 2588 wrote to memory of 2196	2588	umceci.exe	134
PID 2588 wrote to memory of 2196	2588	umceci.exe	134
PID 2588 wrote to memory of 2196	2588	umceci.exe	134

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:4416
- 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:3884
- C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe
  "C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3100
- - C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe
    "C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:4528
- - C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe
    "C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:2496
- - C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe
    "C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:4956
- - C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe
    "C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:4424
- - C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe
    "C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe" /watchdog
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:1140
- - C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe
    "C:\Users\Admin\AppData\Local\Temp\jdvvyp.exe" /main
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Writes to the Master Boot Record (MBR)
    - Suspicious use of WriteProcessMemory
    PID:1080
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\System32\notepad.exe" \note.txt
      4⤵
      PID:3312
  - - 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=what+happens+if+you+delete+system32
      4⤵
      PID:4920
    - - 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,0x120,0x124,0x108,0x128,0x7ff9bfe646f8,0x7ff9bfe64708,0x7ff9bfe64718
        5⤵
        
        PID:4252
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2240,11751234542932317575,6315623901814563776,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2260 /prefetch:2
        5⤵
        
        PID:1724
    - - 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=2240,11751234542932317575,6315623901814563776,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2336 /prefetch:3
        5⤵
        
        PID:1564
    - - 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=2240,11751234542932317575,6315623901814563776,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2708 /prefetch:8
        5⤵
        
        PID:820
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2240,11751234542932317575,6315623901814563776,131072 --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=3280 /prefetch:1
        5⤵
        
        PID:4544
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2240,11751234542932317575,6315623901814563776,131072 --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=3296 /prefetch:1
        5⤵
        
        PID:1272
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2240,11751234542932317575,6315623901814563776,131072 --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=4628 /prefetch:1
        5⤵
        
        PID:2280
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2240,11751234542932317575,6315623901814563776,131072 --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=3592 /prefetch:1
        5⤵
        
        PID:464
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2240,11751234542932317575,6315623901814563776,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5512 /prefetch:1
        5⤵
        
        PID:4884
    - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2240,11751234542932317575,6315623901814563776,131072 --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=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5528 /prefetch:1
        5⤵
        
        PID:4940
    - - 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=2240,11751234542932317575,6315623901814563776,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5540 /prefetch:8
        5⤵
        
        PID:3264
- C:\Users\Admin\AppData\Local\Temp\umceci.exe
  "C:\Users\Admin\AppData\Local\Temp\umceci.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Users\Admin\AppData\Local\Temp\umceci.exe
    "C:\Users\Admin\AppData\Local\Temp\umceci.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:1264
- - C:\Users\Admin\AppData\Local\Temp\umceci.exe
    "C:\Users\Admin\AppData\Local\Temp\umceci.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:3732
- - C:\Users\Admin\AppData\Local\Temp\umceci.exe
    "C:\Users\Admin\AppData\Local\Temp\umceci.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:1556
- - C:\Users\Admin\AppData\Local\Temp\umceci.exe
    "C:\Users\Admin\AppData\Local\Temp\umceci.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:2800
- - C:\Users\Admin\AppData\Local\Temp\umceci.exe
    "C:\Users\Admin\AppData\Local\Temp\umceci.exe" /watchdog
    3⤵
    - Executes dropped EXE
    PID:1560
- - C:\Users\Admin\AppData\Local\Temp\umceci.exe
    "C:\Users\Admin\AppData\Local\Temp\umceci.exe" /main
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Writes to the Master Boot Record (MBR)
    - Suspicious use of WriteProcessMemory
    PID:2588
  - - C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\System32\notepad.exe" \note.txt
      4⤵
      PID:2196

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4572

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:372

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4112

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2032

C:\Users\Admin\AppData\Local\uwumonster.exe
C:\Users\Admin\AppData\Local\uwumonster.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5068

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2428

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4048

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

Loading Replay Monitor...

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
a9e55f5864d6e2afd2fd84e25a3bc228

SHA1
a5efcff9e3df6252c7fe8535d505235f82aab276

SHA256
0f4df3120e4620555916be8e51c29be8d600d68ae5244efad6a0268aabc8c452

SHA512
12f45fa73a6de6dfe17acc8b52b60f2d79008da130730b74cc138c1dcd73ccc99487165e3c8c90dc247359fde272f1ec6b3cf2c5fcb04e5093936144d0558b75

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

Filesize
152B

MD5
dbac49e66219979194c79f1cf1cb3dd1

SHA1
4ef87804a04d51ae1fac358f92382548b27f62f2

SHA256
f24ed6c5bf4b734a9af4d64e14a80a160bea569f50849f70bf7b7277c4f48562

SHA512
bb314d61f53cf7774f6dfb6b772c72f5daf386bc3d27d2bb7a14c65848ee86e6c48e9c5696693ded31846b69b9372a530175df48494e3d61a228e49d43401ad1

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
5KB

MD5
2e52418efb70856f34e451e583a0757f

SHA1
5615a06dfac798a4b989581ae13086e2bfe1ef58

SHA256
dd57c6d6618951e79acd521791f3adb8258899b0af10277c0277bf3cdc9c3ec1

SHA512
36b5fa94163c271fe4c323acb9a885eb4a0d0d040ed2850330ed411287628e2cc075a086c699dcabbf2d60feb07460e7b105adb2367675805b729d81b67ac7e6

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\Temp\jdvvyp.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/4416-0-0x00007FF9B0EF3000-0x00007FF9B0EF5000-memory.dmp

Filesize
8KB

Download
memory/4416-8-0x00007FF9B0EF0000-0x00007FF9B19B1000-memory.dmp

Filesize
10.8MB

Download
memory/4416-7-0x00007FF9B0EF3000-0x00007FF9B0EF5000-memory.dmp

Filesize
8KB

Download
memory/4416-6-0x00007FF9B0EF0000-0x00007FF9B19B1000-memory.dmp

Filesize
10.8MB

Download
memory/4416-1-0x0000000000590000-0x00000000005A6000-memory.dmp

Filesize
88KB

Download
memory/4572-13-0x00007FF9B0EF0000-0x00007FF9B19B1000-memory.dmp

Filesize
10.8MB

Download
memory/4572-11-0x00007FF9B0EF0000-0x00007FF9B19B1000-memory.dmp

Filesize
10.8MB

Download