remcos | a63c26783dee7bb580a5cc5267a5b3e84ee9601b776d797175cfd70911135a76

Analysis

max time kernel
148s
max time network
140s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-11-2024 06:24

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General

Target

rem.exe
Size

1.1MB
MD5

0f7e8e737582613d9ec805ea627bd1ff
SHA1

0a3aa2d8c65e2e03c900b8a148c1ad53f65289fd
SHA256

a63c26783dee7bb580a5cc5267a5b3e84ee9601b776d797175cfd70911135a76
SHA512

b384c1a5eab522bd4058602a1f61411729baef765bf459b5937722e2e974712942111da764bb26a5747b5406453c531c079de3437c2420b5cd5fc8fd802cb8cd
SSDEEP

24576:XCPQ3X6wOmeEXfz0ty9qXo93AkC4rhp3pZ:XC4azmeEvz14Xo95zZ

Score

10^/10

remcos document collection credential_access discovery execution persistence rat spyware stealer

Malware Config

Extracted

Family

remcos

Botnet

Document

45.138.48.25:3333

Attributes

audio_folder
MicRecords
audio_path
ApplicationPath
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
WinUpdate.exe
copy_folder
WinUpdate
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
true
install_path
%Temp%
keylog_crypt
false
keylog_file
WinUpdat.dat
keylog_flag
false
keylog_folder
WinUpdat
mouse_option
false
mutex
Rmc-E10MWO
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Remcos family
remcos

Detected Nirsoft tools 3 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/2652-221-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/1672-234-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/2712-229-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft

NirSoft MailPassView 1 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/2712-229-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 1 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral1/memory/2652-221-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2328	powershell.exe
2688	powershell.exe

Uses browser remote debugging 2 TTPs 4 IoCs

Can be used control the browser and steal sensitive information such as credentials and session cookies.

credential_access stealer

Steal Web Session Cookie

T1539

Modify Authentication Process

T1556

pid	Process
1044	Chrome.exe
2836	Chrome.exe
2324	Chrome.exe
1572	Chrome.exe

Executes dropped EXE 8 IoCs

pid	Process
2784	WinUpdate.exe
2108	WinUpdate.exe
1748	WinUpdate.exe
2956	WinUpdate.exe
2652	WinUpdate.exe
2712	WinUpdate.exe
1212	WinUpdate.exe
1672	WinUpdate.exe

Loads dropped DLL 8 IoCs

pid	Process
2816	rem.exe
2784	WinUpdate.exe
2784	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	WinUpdate.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-E10MWO = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WinUpdate\\WinUpdate.exe\""	WinUpdate.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-E10MWO = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WinUpdate\\WinUpdate.exe\""	rem.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 1900 set thread context of 2816	1900	rem.exe	33
PID 2784 set thread context of 1748	2784	WinUpdate.exe	38
PID 1748 set thread context of 2652	1748	WinUpdate.exe	49
PID 1748 set thread context of 2712	1748	WinUpdate.exe	50
PID 1748 set thread context of 1672	1748	WinUpdate.exe	52

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinUpdate.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	Chrome.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	Chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	Chrome.exe

Suspicious behavior: EnumeratesProcesses 49 IoCs

pid	Process
2328	powershell.exe
2784	WinUpdate.exe
2784	WinUpdate.exe
2688	powershell.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
2324	Chrome.exe
2324	Chrome.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
2652	WinUpdate.exe
2652	WinUpdate.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe
1748	WinUpdate.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2328	powershell.exe
Token: SeDebugPrivilege	2784	WinUpdate.exe
Token: SeDebugPrivilege	2688	powershell.exe
Token: SeShutdownPrivilege	2324	Chrome.exe
Token: SeShutdownPrivilege	2324	Chrome.exe
Token: SeDebugPrivilege	1672	WinUpdate.exe
Token: SeShutdownPrivilege	2324	Chrome.exe
Token: SeShutdownPrivilege	2324	Chrome.exe
Token: SeShutdownPrivilege	2324	Chrome.exe
Token: SeShutdownPrivilege	2324	Chrome.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2324	Chrome.exe
2324	Chrome.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1748	WinUpdate.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 2328	1900	rem.exe	31
PID 1900 wrote to memory of 2328	1900	rem.exe	31
PID 1900 wrote to memory of 2328	1900	rem.exe	31
PID 1900 wrote to memory of 2328	1900	rem.exe	31
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 1900 wrote to memory of 2816	1900	rem.exe	33
PID 2816 wrote to memory of 2784	2816	rem.exe	34
PID 2816 wrote to memory of 2784	2816	rem.exe	34
PID 2816 wrote to memory of 2784	2816	rem.exe	34
PID 2816 wrote to memory of 2784	2816	rem.exe	34
PID 2816 wrote to memory of 2784	2816	rem.exe	34
PID 2816 wrote to memory of 2784	2816	rem.exe	34
PID 2816 wrote to memory of 2784	2816	rem.exe	34
PID 2784 wrote to memory of 2688	2784	WinUpdate.exe	35
PID 2784 wrote to memory of 2688	2784	WinUpdate.exe	35
PID 2784 wrote to memory of 2688	2784	WinUpdate.exe	35
PID 2784 wrote to memory of 2688	2784	WinUpdate.exe	35
PID 2784 wrote to memory of 2108	2784	WinUpdate.exe	37
PID 2784 wrote to memory of 2108	2784	WinUpdate.exe	37
PID 2784 wrote to memory of 2108	2784	WinUpdate.exe	37
PID 2784 wrote to memory of 2108	2784	WinUpdate.exe	37
PID 2784 wrote to memory of 2108	2784	WinUpdate.exe	37
PID 2784 wrote to memory of 2108	2784	WinUpdate.exe	37
PID 2784 wrote to memory of 2108	2784	WinUpdate.exe	37
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 2784 wrote to memory of 1748	2784	WinUpdate.exe	38
PID 1748 wrote to memory of 2324	1748	WinUpdate.exe	39
PID 1748 wrote to memory of 2324	1748	WinUpdate.exe	39
PID 1748 wrote to memory of 2324	1748	WinUpdate.exe	39
PID 1748 wrote to memory of 2324	1748	WinUpdate.exe	39
PID 2324 wrote to memory of 2512	2324	Chrome.exe	40
PID 2324 wrote to memory of 2512	2324	Chrome.exe	40
PID 2324 wrote to memory of 2512	2324	Chrome.exe	40
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42
PID 2324 wrote to memory of 1964	2324	Chrome.exe	42

C:\Users\Admin\AppData\Local\Temp\rem.exe
"C:\Users\Admin\AppData\Local\Temp\rem.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1900
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\rem.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2328
- C:\Users\Admin\AppData\Local\Temp\rem.exe
  "C:\Users\Admin\AppData\Local\Temp\rem.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2816
- - C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe
    "C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2784
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe"
      4⤵
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2688
  - - C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe
      "C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe"
      4⤵
      Executes dropped EXE
      PID:2108
  - - C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe
      "C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1748
    - - C:\Program Files\Google\Chrome\Application\Chrome.exe
        
        --user-data-dir=C:\Users\Admin\AppData\Local\Temp\TmpUserData --window-position=-2400,-2400 --remote-debugging-port=9222 --profile-directory="Default"
        5⤵
        Uses browser remote debugging
        Enumerates system info in registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of FindShellTrayWindow
        Suspicious use of WriteProcessMemory
        
        PID:2324
      - 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\Temp\TmpUserData /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\TmpUserData\Crashpad --metrics-dir=C:\Users\Admin\AppData\Local\Temp\TmpUserData --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc8,0xcc,0xd0,0x9c,0xd4,0x7fef7509758,0x7fef7509768,0x7fef7509778
        6⤵
        
        PID:2512
      - 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=1124 --field-trial-handle=1316,i,6089874577919138732,11505686998705013330,131072 /prefetch:2
        6⤵
        
        PID:1964
      - 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=1460 --field-trial-handle=1316,i,6089874577919138732,11505686998705013330,131072 /prefetch:8
        6⤵
        
        PID:1992
      - 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=1520 --field-trial-handle=1316,i,6089874577919138732,11505686998705013330,131072 /prefetch:8
        6⤵
        
        PID:1980
      - C:\Program Files\Google\Chrome\Application\Chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2100 --field-trial-handle=1316,i,6089874577919138732,11505686998705013330,131072 /prefetch:1
        6⤵
        Uses browser remote debugging
        
        PID:1044
      - C:\Program Files\Google\Chrome\Application\Chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2108 --field-trial-handle=1316,i,6089874577919138732,11505686998705013330,131072 /prefetch:1
        6⤵
        Uses browser remote debugging
        
        PID:1572
      - C:\Program Files\Google\Chrome\Application\Chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1124 --field-trial-handle=1316,i,6089874577919138732,11505686998705013330,131072 /prefetch:2
        6⤵
        
        PID:1216
      - C:\Program Files\Google\Chrome\Application\Chrome.exe
        
        "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9222 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3120 --field-trial-handle=1316,i,6089874577919138732,11505686998705013330,131072 /prefetch:1
        6⤵
        Uses browser remote debugging
        
        PID:2836
      - 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=3500 --field-trial-handle=1316,i,6089874577919138732,11505686998705013330,131072 /prefetch:8
        6⤵
        
        PID:2744
    - - C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe
        
        C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe /stext "C:\Users\Admin\AppData\Local\Temp\twlrudkwcctkfqmuglzchzpwnlqcsiyo"
        5⤵
        Executes dropped EXE
        
        PID:2956
    - - C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe
        
        C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe /stext "C:\Users\Admin\AppData\Local\Temp\twlrudkwcctkfqmuglzchzpwnlqcsiyo"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        
        PID:2652
    - - C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe
        
        C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe /stext "C:\Users\Admin\AppData\Local\Temp\dyrkv"
        5⤵
        Executes dropped EXE
        Accesses Microsoft Outlook accounts
        System Location Discovery: System Language Discovery
        
        PID:2712
    - - C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe
        
        C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe /stext "C:\Users\Admin\AppData\Local\Temp\nswvvogr"
        5⤵
        Executes dropped EXE
        
        PID:1212
    - - C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe
        
        C:\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe /stext "C:\Users\Admin\AppData\Local\Temp\nswvvogr"
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        
        PID:1672

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:1584

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

Modify Authentication Process

T1556

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Authentication Process

T1556

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Modify Authentication Process

T1556

Steal Web Session Cookie

T1539

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\TmpUserData\Crashpad\settings.dat

Filesize
40B

MD5
e9745315369aa5e5897d24433e92268a

SHA1
e63a5f7b7fd30112935f49045944d88077355360

SHA256
49d5c7123100bcd6cf29195d693665542db7807334a1880b6f11dd3f0e858b0b

SHA512
24673a2c3f763117596c244bd604644f81b125fe466b6b41cd57826aded22131ff23d31bb750ac0f50aabb27ce0315e664af13238d0273b8952a29b4df079da6

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\DawnCache\data_1

Filesize
264KB

MD5
f50f89a0a91564d0b8a211f8921aa7de

SHA1
112403a17dd69d5b9018b8cede023cb3b54eab7d

SHA256
b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

SHA512
bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\Network\Cookies

Filesize
20KB

MD5
c9ff7748d8fcef4cf84a5501e996a641

SHA1
02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

SHA256
4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

SHA512
d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\Secure Preferences

Filesize
10KB

MD5
5e3ec502433c51678361b68dcaf8612e

SHA1
2f595809ba07d5e68deeedc7a10dfda987299c30

SHA256
dfb2bf8fb9c6d36f0705f1fcc33b0e5538a3b79f73637e554550f38fb8c53f33

SHA512
9a96690c4a9a157c4dc789c4b249eb1e746eb94cdba1efbea05cf299ef2dcdbdba6cff6f09d8abca6340f4616e5e00e3dfbef0e85be9c20ebece4e41e421a574

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\Site Characteristics Database\000002.dbtmp

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\Sync Data\LevelDB\CURRENT

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\shared_proto_db\metadata\MANIFEST-000001

Filesize
41B

MD5
5af87dfd673ba2115e2fcf5cfdb727ab

SHA1
d5b5bbf396dc291274584ef71f444f420b6056f1

SHA256
f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

SHA512
de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\Local State

Filesize
168KB

MD5
959745b0a590071dfa80be30cf74c356

SHA1
39cd5dc14e4e235b85c6af035f5f97dda0dcd7e7

SHA256
8a373ad2b2bd40c8928861285b7c3bd818aac61f3de16ef0bbc79785914ba10f

SHA512
c78dd78e98592b36de905e086f8c8cb2597da76ad281316ea1e727600f34f5e20448b1fa37a699785723a1b3fb424797e51baf906d6cf459c9d0caad6fbdf5ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\ShaderCache\data_0

Filesize
8KB

MD5
cf89d16bb9107c631daabf0c0ee58efb

SHA1
3ae5d3a7cf1f94a56e42f9a58d90a0b9616ae74b

SHA256
d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e

SHA512
8cb5b059c8105eb91e74a7d5952437aaa1ada89763c5843e7b0f1b93d9ebe15ed40f287c652229291fac02d712cf7ff5ececef276ba0d7ddc35558a3ec3f77b0

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\ShaderCache\data_2

Filesize
8KB

MD5
0962291d6d367570bee5454721c17e11

SHA1
59d10a893ef321a706a9255176761366115bedcb

SHA256
ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7

SHA512
f555e961b69e09628eaf9c61f465871e6984cd4d31014f954bb747351dad9cea6d17c1db4bca2c1eb7f187cb5f3c0518748c339c8b43bbd1dbd94aeaa16f58ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\TmpUserData\ShaderCache\data_3

Filesize
8KB

MD5
41876349cb12d6db992f1309f22df3f0

SHA1
5cf26b3420fc0302cd0a71e8d029739b8765be27

SHA256
e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c

SHA512
e9a4fc1f7cb6ae2901f8e02354a92c4aaa7a53c640dcf692db42a27a5acc2a3bfb25a0de0eb08ab53983132016e7d43132ea4292e439bb636aafd53fb6ef907e

Download Submit
C:\Users\Admin\AppData\Local\Temp\twlrudkwcctkfqmuglzchzpwnlqcsiyo

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
24710de8d3b26e85904c2a54e03ded8b

SHA1
3c6aa380a0220b928f3423761d337adde1d2b73d

SHA256
15b3b562c396f8b3d40aa995cb35b7beee7dbe95aff10ef15b0aecd2d22c2646

SHA512
b74463ce6358839509edaac43df43d9a1a8882e5404d1a06aaec5c488c6debaae40bce5985c6935f60147ab56e670cb0adb4198af90644842cbdbfbaf885e160

Download Submit
\Users\Admin\AppData\Local\Temp\WinUpdate\WinUpdate.exe

Filesize
1.1MB

MD5
0f7e8e737582613d9ec805ea627bd1ff

SHA1
0a3aa2d8c65e2e03c900b8a148c1ad53f65289fd

SHA256
a63c26783dee7bb580a5cc5267a5b3e84ee9601b776d797175cfd70911135a76

SHA512
b384c1a5eab522bd4058602a1f61411729baef765bf459b5937722e2e974712942111da764bb26a5747b5406453c531c079de3437c2420b5cd5fc8fd802cb8cd

Download Submit
memory/1672-233-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1672-234-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1672-231-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1748-67-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-48-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1748-56-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-292-0x0000000000640000-0x0000000000659000-memory.dmp

Filesize
100KB

Download
memory/1748-52-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-51-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-61-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-63-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-62-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-65-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-66-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-64-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-289-0x0000000000640000-0x0000000000659000-memory.dmp

Filesize
100KB

Download
memory/1748-70-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1748-71-0x0000000010000000-0x0000000010034000-memory.dmp

Filesize
208KB

Download
memory/1748-75-0x0000000010000000-0x0000000010034000-memory.dmp

Filesize
208KB

Download
memory/1748-74-0x0000000010000000-0x0000000010034000-memory.dmp

Filesize
208KB

Download
memory/1900-24-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/1900-6-0x0000000005F70000-0x0000000006032000-memory.dmp

Filesize
776KB

Download
memory/1900-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/1900-1-0x0000000000FE0000-0x00000000010FE000-memory.dmp

Filesize
1.1MB

Download
memory/1900-2-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/1900-3-0x0000000000380000-0x000000000039C000-memory.dmp

Filesize
112KB

Download
memory/1900-4-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/1900-5-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/2652-217-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2652-221-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2652-220-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2712-228-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2712-223-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2712-222-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2712-229-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2784-30-0x0000000000240000-0x000000000035E000-memory.dmp

Filesize
1.1MB

Download
memory/2816-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2816-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2816-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2816-13-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2816-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2816-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2816-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2816-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2816-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download