kutaki | hxxp://opal-advisory[.]com/407[.]htm

Analysis

max time kernel
782s
max time network
729s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
17-06-2023 18:47

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General

Target

http://opal-advisory.com/407.htm

Score

10^/10

kutaki keylogger stealer

Malware Config

Extracted

Family

kutaki

http://linkwotowoto.club/new/two.php

Signatures

Kutaki
Information stealer and keylogger that hides inside legitimate Visual Basic applications.
stealer keylogger kutaki

Kutaki Executable 2 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x000700000002321d-570.dat	family_kutaki
behavioral1/files/0x000700000002321d-571.dat	family_kutaki

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

Processes:

cmd.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation	cmd.exe

Drops startup file 2 IoCs

Processes:

Tax Payment Receipt.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skvqggfk.exe	Tax Payment Receipt.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skvqggfk.exe	Tax Payment Receipt.exe

Executes dropped EXE 1 IoCs

Processes:

skvqggfk.exe

pid	Process
2900	skvqggfk.exe

Drops file in Windows directory 1 IoCs

Processes:

mspaint.exe

description	ioc	Process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	mspaint.exe

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

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

chrome.exe

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

Modifies data under HKEY_USERS 2 IoCs

Processes:

chrome.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133315012823130419"	chrome.exe

Modifies registry class 2 IoCs

Processes:

chrome.execmd.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000_Classes\Local Settings	chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

chrome.exemspaint.exechrome.exe

pid	Process
4364	chrome.exe
4364	chrome.exe
3080	mspaint.exe
3080	mspaint.exe
4728	chrome.exe
4728	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs

Processes:

chrome.exe

pid	Process
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

chrome.exe

description	pid	Process
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe
Token: SeShutdownPrivilege	4364	chrome.exe
Token: SeCreatePagefilePrivilege	4364	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

Processes:

chrome.exe

pid	Process
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

Processes:

chrome.exe

pid	Process
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe
4364	chrome.exe

Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

Tax Payment Receipt.exeskvqggfk.exemspaint.exe

pid	Process
2464	Tax Payment Receipt.exe
2464	Tax Payment Receipt.exe
2464	Tax Payment Receipt.exe
2900	skvqggfk.exe
2900	skvqggfk.exe
2900	skvqggfk.exe
3080	mspaint.exe
3080	mspaint.exe
3080	mspaint.exe
3080	mspaint.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

chrome.exe

description	pid	Process	procid_target
PID 4364 wrote to memory of 3192	4364	chrome.exe	86
PID 4364 wrote to memory of 3192	4364	chrome.exe	86
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 3704	4364	chrome.exe	87
PID 4364 wrote to memory of 1920	4364	chrome.exe	88
PID 4364 wrote to memory of 1920	4364	chrome.exe	88
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89
PID 4364 wrote to memory of 1288	4364	chrome.exe	89

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" http://opal-advisory.com/407.htm
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4364
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffce88a9758,0x7ffce88a9768,0x7ffce88a9778
  2⤵
  PID:3192
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1804 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:2
  2⤵
  PID:3704
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2180 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:1920
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2176 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:1288
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3120 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:1
  2⤵
  PID:3916
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3132 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:1
  2⤵
  PID:116
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4480 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:1
  2⤵
  PID:1580
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5180 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:1552
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5388 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:3940
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5516 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:4076
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5572 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:2928
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5456 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:3716
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5496 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:4576
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5604 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:2200
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5232 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:8
  2⤵
  PID:4132
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --display-capture-permissions-policy-allowed --enable-chrome-cart --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=5448 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:1
  2⤵
  PID:4408
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2284 --field-trial-handle=1792,i,2936234857407532230,16535429160220476440,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4728

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:4432

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1552

C:\Users\Admin\Downloads\Tax Payment Receipt\Tax Payment Receipt.exe
"C:\Users\Admin\Downloads\Tax Payment Receipt\Tax Payment Receipt.exe"
1⤵
- Drops startup file
- Suspicious use of SetWindowsHookEx
PID:2464
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c C:\Users\Admin\AppData\Local\Temp\NewBitmapimage.bmp
  2⤵
  - Checks computer location settings
  - Modifies registry class
  PID:3984
- - C:\Windows\SysWOW64\mspaint.exe
    "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\NewBitmapimage.bmp"
    3⤵
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    PID:3080
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skvqggfk.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skvqggfk.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2900

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
1⤵
PID:1476

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

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\Google\Chrome\User Data\Default\Extensions\ghbmnnjooekpmoecnnnilnnbdlolhkhi\1.62.0_0\_locales\en_CA\messages.json

Filesize
851B

MD5
07ffbe5f24ca348723ff8c6c488abfb8

SHA1
6dc2851e39b2ee38f88cf5c35a90171dbea5b690

SHA256
6895648577286002f1dc9c3366f558484eb7020d52bbf64a296406e61d09599c

SHA512
7ed2c8db851a84f614d5daf1d5fe633bd70301fd7ff8a6723430f05f642ceb3b1ad0a40de65b224661c782ffcec69d996ebe3e5bb6b2f478181e9a07d8cd41f6

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ghbmnnjooekpmoecnnnilnnbdlolhkhi\1.62.0_0\dasherSettingSchema.json

Filesize
854B

MD5
4ec1df2da46182103d2ffc3b92d20ca5

SHA1
fb9d1ba3710cf31a87165317c6edc110e98994ce

SHA256
6c69ce0fe6fab14f1990a320d704fee362c175c00eb6c9224aa6f41108918ca6

SHA512
939d81e6a82b10ff73a35c931052d8d53d42d915e526665079eeb4820df4d70f1c6aebab70b59519a0014a48514833fefd687d5a3ed1b06482223a168292105d

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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

Filesize
1KB

MD5
062d58700284a21a561e24903400771e

SHA1
745643cf32736a976b67038172491856359c1332

SHA256
6cff4438e761eb617df2a01d0cf436bae14f2af4b67f3a5e382123c0a1762a7e

SHA512
77ba3712dfee97f4f89a74a1e2867d244f2a828a3dac97d96384ee376f88dda14eaa8a5fe910e1879ac1ee89eb2cd6bc2976d8766d0f645aab0fb2b288553131

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
6KB

MD5
07a882696ac67656661792fe1303a1a7

SHA1
f093d3dd17974d9cef98c0298c50976d46fcd027

SHA256
71722b8879d8c2683d7b4833c1c0f2a6f28d423939065e94ab29aa2ebefc6047

SHA512
6751c708c4f0d0c2e21d6a21741fcfbab348dac82b4e3b5bc61ff353b6b2b0b8956dd69b1a333eae70213f3f7b0ec0ff7c09c9809aacbf3da895ffd1c767df00

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences

Filesize
15KB

MD5
c08184f65591db892db8ee791944a1b3

SHA1
0c0e327816dd0c619e7d50d19bc4d54bdced7d0c

SHA256
c896fa85d3bed77a1aff51ef73936143d13e73f5d1dd67b00a557c113cfc316a

SHA512
978cbf152a015f1cde55846d0341a171907fc16788b4f2c2242f2b1ccdfb9e33193e42f3cd71987723d3399cd378bb63db45aa4b3c26af094aed46b353ba791a

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
157KB

MD5
b5aaf67a1824fecd2de7d4751bd5d252

SHA1
73b8f352bade631a73b84ec9c3f9ceb37a6f22af

SHA256
83dcb3cd3e60ffb0dbfb32f9ce86ed3e1bfe32fa4edbd150386ad421d7fed2b3

SHA512
e044d984f8770ac03524467df0c96160dc2bf3751f9becaa3d0551195a7a8d7fa54505061d464eabc46ef3ead09999d02bf3d57746bb65ee238050bba5f793bc

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

Filesize
2B

MD5
99914b932bd37a50b983c5e7c90ae93b

SHA1
bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

SHA256
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

SHA512
27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\scoped_dir4364_1660701355\1d2c754a-c895-4642-a474-8d2c2dcfc52c.tmp

Filesize
88KB

MD5
2cc86b681f2cd1d9f095584fd3153a61

SHA1
2a0ac7262fb88908a453bc125c5c3fc72b8d490e

SHA256
d412fbbeb84e2a6882b2f0267b058f2ceb97f501e440fe3f9f70fac5c2277b9c

SHA512
14ba32c3cd5b1faf100d06f78981deebbbb673299a355b6eaec88e6cb5543725242c850235a541afa8abba4a609bb2ec26e4a0526c6b198016b08d8af868b986

Download Submit
C:\Users\Admin\AppData\Local\Temp\scoped_dir4364_1660701355\CRX_INSTALL\_locales\en_CA\messages.json

Filesize
711B

MD5
558659936250e03cc14b60ebf648aa09

SHA1
32f1ce0361bbfdff11e2ffd53d3ae88a8b81a825

SHA256
2445cad863be47bb1c15b57a4960b7b0d01864e63cdfde6395f3b2689dc1444b

SHA512
1632f5a3cd71887774bf3cb8a4d8b787ea6278271657b0f1d113dbe1a7fd42c4daa717cc449f157ce8972037572b882dc946a7dc2c0e549d71982dcdee89f727

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skvqggfk.exe

Filesize
641KB

MD5
0b769e0757ebbcb320f3969b039cdbf2

SHA1
d0e44fe2090c304d75cfaedc84278bb887bd6e69

SHA256
612c1442c0fe05cba647aafaad062e03dd3064b5f9f506fe5bf130487249633c

SHA512
b3711d21273c89fdfb92e78d841fe087c2ec8845f51f804fbbf6ad908b658706046452d9de7dc8cc78b5b3624fc484fa2855ae5a8863e6a8531a26ff5e657fde

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\skvqggfk.exe

Filesize
641KB

MD5
0b769e0757ebbcb320f3969b039cdbf2

SHA1
d0e44fe2090c304d75cfaedc84278bb887bd6e69

SHA256
612c1442c0fe05cba647aafaad062e03dd3064b5f9f506fe5bf130487249633c

SHA512
b3711d21273c89fdfb92e78d841fe087c2ec8845f51f804fbbf6ad908b658706046452d9de7dc8cc78b5b3624fc484fa2855ae5a8863e6a8531a26ff5e657fde

Download Submit
C:\Users\Admin\Downloads\Tax Payment Receipt.zip.crdownload

Filesize
435KB

MD5
5ece1785dde8c3fc41573f0108cc866a

SHA1
c8ecf3eb089a1c5bff5dd1f3acd30b73d932b950

SHA256
f474e940c440282a407c16beabb4ee6434edc1636f2209f8590b1e82a2c564c9

SHA512
92442b600198b1a677413b690d70dbc07ceba9be2c80a341f43d1945aa7cb680e61ed2cfd2e0827c96fd137802910a2f49dee6758b1f5d7b5acad9cc5a5979d7

Download Submit
\??\pipe\crashpad_4364_WHBWIEJWQTESJIQR

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit