dcrat | 8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7

Analysis

max time kernel
92s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 16:25

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Report Analysis Logs

General

Target

8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7N.exe
Size

1.4MB
MD5

2a3c1d84e60706342147aac7f0240c60
SHA1

19b61cc258f44a8cbead3b7cc312ffb184b8ee1e
SHA256

8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7
SHA512

13f68a2a4bfacd33bcbd1a1b941dd343d747accdd236b1d2ddd57ea210f606fa6dd224809b3a839c9b553aeba2b88386cf2f1e5e7e62fe995df358024672cf3b
SSDEEP

24576:U2G/nvxW3Ww0teOtQEIQ/E8pi63hn89pN3bfqaeTBHLChWFBAtlIBGIP5M:UbA30cn8Y6d89f3e5LhFSnIBhG

Score

10^/10

dcrat discovery infostealer rat

Malware Config

Signatures

DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
rat infostealer dcrat
Dcrat family
dcrat

Process spawned unexpected child process 42 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4816	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2436	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3916	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4440	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3576	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3928	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2712	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2148	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2640	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2704	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4740	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4468	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1144	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2352	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	224	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3952	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1168	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4916	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3924	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1312	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1496	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4168	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3212	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	620	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4820	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1152	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3572	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4608	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2744	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2716	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1592	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4332	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3804	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2800	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2776	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1772	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3376	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1180	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2804	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1500	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3416	1148	schtasks.exe	90
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1004	1148	schtasks.exe	90

DCRat payload 2 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral2/files/0x0007000000023cae-10.dat	dcrat
behavioral2/memory/5000-13-0x00000000004E0000-0x0000000000604000-memory.dmp	dcrat

Checks computer location settings 2 TTPs 3 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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7N.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	bridgereviewwin.exe

Executes dropped EXE 2 IoCs

pid	Process
5000	bridgereviewwin.exe
3304	fontdrvhost.exe

Drops file in Program Files directory 17 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\fontdrvhost.exe	bridgereviewwin.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\5b884080fd4f94	bridgereviewwin.exe
File created	C:\Program Files\Windows Sidebar\Shared Gadgets\spoolsv.exe	bridgereviewwin.exe
File created	C:\Program Files (x86)\Windows Multimedia Platform\f3b6ecef712a24	bridgereviewwin.exe
File opened for modification	C:\Program Files\7-Zip\Lang\smss.exe	bridgereviewwin.exe
File created	C:\Program Files\7-Zip\Lang\69ddcba757bf72	bridgereviewwin.exe
File created	C:\Program Files (x86)\Windows Multimedia Platform\System.exe	bridgereviewwin.exe
File created	C:\Program Files\Crashpad\reports\38384e6a620884	bridgereviewwin.exe
File created	C:\Program Files\7-Zip\Lang\smss.exe	bridgereviewwin.exe
File created	C:\Program Files (x86)\Internet Explorer\images\9e8d7a4ca61bd9	bridgereviewwin.exe
File created	C:\Program Files\Windows Media Player\SearchApp.exe	bridgereviewwin.exe
File created	C:\Program Files (x86)\Internet Explorer\images\RuntimeBroker.exe	bridgereviewwin.exe
File created	C:\Program Files\Windows Sidebar\Shared Gadgets\f3b6ecef712a24	bridgereviewwin.exe
File created	C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe	bridgereviewwin.exe
File created	C:\Program Files (x86)\Windows Multimedia Platform\27d1bcfc3c54e0	bridgereviewwin.exe
File created	C:\Program Files\Windows Media Player\38384e6a620884	bridgereviewwin.exe
File created	C:\Program Files\Crashpad\reports\SearchApp.exe	bridgereviewwin.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Branding\shellbrd\fontdrvhost.exe	bridgereviewwin.exe
File created	C:\Windows\Branding\shellbrd\5b884080fd4f94	bridgereviewwin.exe
File created	C:\Windows\OCR\it-it\TextInputHost.exe	bridgereviewwin.exe

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 3 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	8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\Local Settings	8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7N.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000_Classes\Local Settings	bridgereviewwin.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 42 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
3924	schtasks.exe
224	schtasks.exe
2712	schtasks.exe
4468	schtasks.exe
4916	schtasks.exe
3804	schtasks.exe
4816	schtasks.exe
2704	schtasks.exe
4740	schtasks.exe
1168	schtasks.exe
4168	schtasks.exe
620	schtasks.exe
2804	schtasks.exe
3916	schtasks.exe
3952	schtasks.exe
3572	schtasks.exe
4608	schtasks.exe
1772	schtasks.exe
3928	schtasks.exe
1312	schtasks.exe
4820	schtasks.exe
2744	schtasks.exe
2716	schtasks.exe
2776	schtasks.exe
3376	schtasks.exe
1144	schtasks.exe
2148	schtasks.exe
4332	schtasks.exe
1500	schtasks.exe
1004	schtasks.exe
3576	schtasks.exe
4440	schtasks.exe
1152	schtasks.exe
2800	schtasks.exe
3416	schtasks.exe
2436	schtasks.exe
2352	schtasks.exe
1496	schtasks.exe
3212	schtasks.exe
1592	schtasks.exe
1180	schtasks.exe
2640	schtasks.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
5000	bridgereviewwin.exe
3304	fontdrvhost.exe
3304	fontdrvhost.exe
3304	fontdrvhost.exe
3304	fontdrvhost.exe
3304	fontdrvhost.exe
3304	fontdrvhost.exe
3304	fontdrvhost.exe
3304	fontdrvhost.exe
3304	fontdrvhost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5000	bridgereviewwin.exe
Token: SeDebugPrivilege	3304	fontdrvhost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3172 wrote to memory of 4312	3172	8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7N.exe	85
PID 3172 wrote to memory of 4312	3172	8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7N.exe	85
PID 3172 wrote to memory of 4312	3172	8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7N.exe	85
PID 4312 wrote to memory of 600	4312	WScript.exe	87
PID 4312 wrote to memory of 600	4312	WScript.exe	87
PID 4312 wrote to memory of 600	4312	WScript.exe	87
PID 600 wrote to memory of 5000	600	cmd.exe	89
PID 600 wrote to memory of 5000	600	cmd.exe	89
PID 5000 wrote to memory of 2136	5000	bridgereviewwin.exe	134
PID 5000 wrote to memory of 2136	5000	bridgereviewwin.exe	134
PID 2136 wrote to memory of 4860	2136	cmd.exe	136
PID 2136 wrote to memory of 4860	2136	cmd.exe	136
PID 2136 wrote to memory of 3304	2136	cmd.exe	138
PID 2136 wrote to memory of 3304	2136	cmd.exe	138

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\8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7N.exe
"C:\Users\Admin\AppData\Local\Temp\8b67c5a17d70755e35ef3f2ea8c949c1d57d324cd91289102598d1547bcffed7N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\providerbrowserWebFont\YIgtMaExFJFBncNn1em9wJcGNWr3f.vbe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4312
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\providerbrowserWebFont\5cmX3eeCizBMduOP4xHF1p.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:600
  - - C:\providerbrowserWebFont\bridgereviewwin.exe
      "C:\providerbrowserWebFont\bridgereviewwin.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      Drops file in Program Files directory
      Drops file in Windows directory
      Modifies registry class
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:5000
    - - C:\Windows\System32\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\a8kfYyIGcw.bat"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2136
      - C:\Windows\system32\w32tm.exe
        
        w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
        6⤵
        
        PID:4860
      - C:\Program Files (x86)\Windows Sidebar\Gadgets\fontdrvhost.exe
        
        "C:\Program Files (x86)\Windows Sidebar\Gadgets\fontdrvhost.exe"
        6⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3304

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 6 /tr "'C:\Program Files\7-Zip\Lang\smss.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4816

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smss" /sc ONLOGON /tr "'C:\Program Files\7-Zip\Lang\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2436

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "smsss" /sc MINUTE /mo 8 /tr "'C:\Program Files\7-Zip\Lang\smss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3916

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 13 /tr "'C:\Program Files (x86)\Internet Explorer\images\RuntimeBroker.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4440

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files (x86)\Internet Explorer\images\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3576

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Internet Explorer\images\RuntimeBroker.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3928

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 13 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\System.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2712

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Multimedia Platform\System.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2148

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\System.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2640

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Sidebar\Gadgets\fontdrvhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2704

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Sidebar\Gadgets\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4740

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Windows Sidebar\Gadgets\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4468

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1144

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2352

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 10 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:224

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 12 /tr "'C:\Program Files\Windows Sidebar\Shared Gadgets\spoolsv.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3952

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Program Files\Windows Sidebar\Shared Gadgets\spoolsv.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1168

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 5 /tr "'C:\Program Files\Windows Sidebar\Shared Gadgets\spoolsv.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4916

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 11 /tr "'C:\providerbrowserWebFont\csrss.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3924

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\providerbrowserWebFont\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1312

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 7 /tr "'C:\providerbrowserWebFont\csrss.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1496

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 12 /tr "'C:\Users\Public\services.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4168

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Users\Public\services.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3212

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 9 /tr "'C:\Users\Public\services.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:620

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 12 /tr "'C:\providerbrowserWebFont\dllhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4820

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\providerbrowserWebFont\dllhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1152

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 9 /tr "'C:\providerbrowserWebFont\dllhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3572

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 11 /tr "'C:\providerbrowserWebFont\dwm.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4608

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\providerbrowserWebFont\dwm.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2744

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 9 /tr "'C:\providerbrowserWebFont\dwm.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2716

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 13 /tr "'C:\Windows\Branding\shellbrd\fontdrvhost.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1592

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Windows\Branding\shellbrd\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4332

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 8 /tr "'C:\Windows\Branding\shellbrd\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3804

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchAppS" /sc MINUTE /mo 7 /tr "'C:\Program Files\Windows Media Player\SearchApp.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2800

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchApp" /sc ONLOGON /tr "'C:\Program Files\Windows Media Player\SearchApp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2776

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchAppS" /sc MINUTE /mo 6 /tr "'C:\Program Files\Windows Media Player\SearchApp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1772

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchAppS" /sc MINUTE /mo 11 /tr "'C:\Program Files\Crashpad\reports\SearchApp.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3376

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchApp" /sc ONLOGON /tr "'C:\Program Files\Crashpad\reports\SearchApp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1180

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchAppS" /sc MINUTE /mo 6 /tr "'C:\Program Files\Crashpad\reports\SearchApp.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:2804

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe'" /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1500

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsv" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3416

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "spoolsvs" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Windows Multimedia Platform\spoolsv.exe'" /rl HIGHEST /f
1⤵
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\a8kfYyIGcw.bat

Filesize
227B

MD5
97d6a461066dcc0393e9eb93531e4723

SHA1
694c44d6674b5768843cfc54a8d71bdb57699ac2

SHA256
d45df0ce66143a94cc2a8dbf0543cfb7f9654e9edc8244ba5d7d4b95ecfe90d7

SHA512
cd9f05c0aa3e34973a08d99da49ecce2e291081a48d40ffff3ecfb62676888b18caba2eca173015277fcfa24ef22d8008952ffbdb9a3b0a4a5e5ddaff54defe1

Download Submit
C:\providerbrowserWebFont\5cmX3eeCizBMduOP4xHF1p.bat

Filesize
47B

MD5
e9d505caa65e63b5d93b82e1877f2062

SHA1
0276dfd379ea89be367b66950300a1455a583571

SHA256
21badcf7822aac68d4d060e89fd6f04df3ff68dcd39217ba3863d7503237d101

SHA512
077eb5a528e0015e7c6f8ead1b2351d16abf0a05b6132e04a640b9c40a12234091bae5f9268eeb61b75886449320465619cacdacb7733b502d76b7bc3016d917

Download Submit
C:\providerbrowserWebFont\YIgtMaExFJFBncNn1em9wJcGNWr3f.vbe

Filesize
221B

MD5
06865e53406b18d46604d04a3bd9b396

SHA1
d9e26ebaa48e997333364143c3d8441eb984dca7

SHA256
956279f84b64c8db50862edddfcd9fc43266cab11fced78a0e6d3d2a47e429cc

SHA512
1d8b16ed4aa71712900c394b61f2133c305644fc28266ee95e314c09cbb7671d69ed199a544fdbbc618c1ebb803935203da723909da94b2d9d2b3dbec4f7284b

Download Submit
C:\providerbrowserWebFont\bridgereviewwin.exe

Filesize
1.1MB

MD5
8a6b7ad242f380978aa7318c3fdafe4f

SHA1
c78489883e9ce873f7a67c0d3ad662adef9a0c61

SHA256
f7a4bc7bacb5fce2daafe9b4db183f60f87528a02832e814417d089a6f6bc2b3

SHA512
198e5fe3fb97f7541ec69511a60cb3baffed07046560f6f4455cc403f71d66f17ddf733511d6bd810312028d22d013897be28e66ddcb6eaa1ba5a91b0ab2079c

Download Submit
memory/5000-12-0x00007FFDF66E3000-0x00007FFDF66E5000-memory.dmp

Filesize
8KB

Download
memory/5000-13-0x00000000004E0000-0x0000000000604000-memory.dmp

Filesize
1.1MB

Download
memory/5000-14-0x0000000000E00000-0x0000000000E1C000-memory.dmp

Filesize
112KB

Download
memory/5000-15-0x000000001B8B0000-0x000000001B900000-memory.dmp

Filesize
320KB

Download
memory/5000-16-0x000000001B240000-0x000000001B256000-memory.dmp

Filesize
88KB

Download