dcrat | 85eabe0053da09958088dde25cfb55028b578c5327cbdd213a58563683413ee9

Analysis

max time kernel
52s
max time network
53s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 02:11

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
0bfe1434d50bbb124fb45944a4246ea3_JaffaCakes118.exe
Size 1.5MB
Sample240625-cmefwavgmd
SHA256 85eabe0053da09958088dde25cfb55028b578c5327cbdd213a58563683413ee9
MD5 0bfe1434d50bbb124fb45944a4246ea3
SHA1 11812bc96b0e0429dd740bd11abc6da4174b45e8
SHA512 400c71c0222e4dea0aa05b257326463d6ab09aab96078ce1efb4228da5a38eecf8c70c83e2026dec930dab2c373ba701b8683bc701328ccb4544ea7d22b5d37a
SSDEEP 24576:O2G/nvxW3WDk3BwuHXA1xtKIoqIphp3pv0mGGZNmyGyHFEzR2PnQ+49:ObA3Bx/CxYqIH9Nr1PzY
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dcrat infostealer persistence rat

Malware Config

Signatures

DcRat 12 IoCs

DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

rat infostealer dcrat

description	ioc	pid	Process
		4652	schtasks.exe
		4688	schtasks.exe
		6040	schtasks.exe
		940	schtasks.exe
		1676	schtasks.exe
		5388	schtasks.exe
		5612	schtasks.exe
		3104	schtasks.exe
		4556	schtasks.exe
		3188	schtasks.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation		0bfe1434d50bbb124fb45944a4246ea3_JaffaCakes118.exe
		4560	schtasks.exe

Modifies WinLogon for persistence 2 TTPs 11 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\", \"C:\\Windows\\System32\\pnrpnsp\\fontdrvhost.exe\", \"C:\\Windows\\System32\\KBDINUK2\\lsass.exe\", \"C:\\Windows\\System32\\PimIndexMaintenanceClient\\dwm.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\", \"C:\\Windows\\System32\\pnrpnsp\\fontdrvhost.exe\", \"C:\\Windows\\System32\\KBDINUK2\\lsass.exe\", \"C:\\Windows\\System32\\PimIndexMaintenanceClient\\dwm.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Windows\\System32\\perfh011\\dwm.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\", \"C:\\Windows\\System32\\pnrpnsp\\fontdrvhost.exe\", \"C:\\Windows\\System32\\KBDINUK2\\lsass.exe\", \"C:\\Windows\\System32\\PimIndexMaintenanceClient\\dwm.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Windows\\System32\\perfh011\\dwm.exe\", \"C:\\Windows\\System32\\Windows.Globalization.Fontgroups\\lsass.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\", \"C:\\Windows\\System32\\pnrpnsp\\fontdrvhost.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\", \"C:\\Windows\\System32\\pnrpnsp\\fontdrvhost.exe\", \"C:\\Windows\\System32\\KBDINUK2\\lsass.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\", \"C:\\Windows\\System32\\pnrpnsp\\fontdrvhost.exe\", \"C:\\Windows\\System32\\KBDINUK2\\lsass.exe\", \"C:\\Windows\\System32\\PimIndexMaintenanceClient\\dwm.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Users\\Public\\Music\\conhost.exe\", \"C:\\Windows\\System32\\cacls\\winlogon.exe\", \"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\", \"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\", \"C:\\Windows\\System32\\pnrpnsp\\fontdrvhost.exe\", \"C:\\Windows\\System32\\KBDINUK2\\lsass.exe\", \"C:\\Windows\\System32\\PimIndexMaintenanceClient\\dwm.exe\", \"C:\\Recovery\\WindowsRE\\csrss.exe\", \"C:\\Windows\\System32\\perfh011\\dwm.exe\", \"C:\\Windows\\System32\\Windows.Globalization.Fontgroups\\lsass.exe\", \"C:\\Program Files (x86)\\Windows Defender\\ja-JP\\SearchApp.exe\""	hui.exe

Process spawned unexpected child process 11 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	940	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1676	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	6040	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5388	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	5612	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3104	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4556	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	3188	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4652	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4688	1988	schtasks.exe	85
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4560	1988	schtasks.exe	85

DCRat payload 2 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
behavioral2/files/0x0008000000023402-10.dat	dcrat
behavioral2/memory/3900-13-0x0000000000610000-0x000000000072E000-memory.dmp	dcrat

Checks computer location settings 2 TTPs 4 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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	0bfe1434d50bbb124fb45944a4246ea3_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	hui.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	hui.exe

Executes dropped EXE 3 IoCs

pid	Process
3900	hui.exe
5660	hui.exe
4472	dwm.exe

Adds Run key to start application 2 TTPs 22 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Windows\\System32\\PimIndexMaintenanceClient\\dwm.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SearchApp = "\"C:\\Program Files (x86)\\Windows Defender\\ja-JP\\SearchApp.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Windows\\System32\\KBDINUK2\\lsass.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Windows\\System32\\pnrpnsp\\fontdrvhost.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Windows\\System32\\Windows.Globalization.Fontgroups\\lsass.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Windows\\System32\\cacls\\winlogon.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fontdrvhost = "\"C:\\Windows\\System32\\pnrpnsp\\fontdrvhost.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Windows\\System32\\PimIndexMaintenanceClient\\dwm.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\WindowsRE\\csrss.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "\"C:\\Windows\\System32\\cacls\\winlogon.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wininit = "\"C:\\Users\\Public\\Documents\\My Music\\wininit.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Program Files (x86)\\Windows Photo Viewer\\it-IT\\csrss.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Windows\\System32\\KBDINUK2\\lsass.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Recovery\\WindowsRE\\csrss.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Windows\\System32\\perfh011\\dwm.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Windows\\System32\\perfh011\\dwm.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Windows\\System32\\Windows.Globalization.Fontgroups\\lsass.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\conhost = "\"C:\\Users\\Public\\Music\\conhost.exe\""	hui.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\conhost = "\"C:\\Users\\Public\\Music\\conhost.exe\""	hui.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SearchApp = "\"C:\\Program Files (x86)\\Windows Defender\\ja-JP\\SearchApp.exe\""	hui.exe

Drops file in System32 directory 13 IoCs

description	ioc	Process
File created	C:\Windows\System32\pnrpnsp\fontdrvhost.exe	hui.exe
File created	C:\Windows\System32\pnrpnsp\5b884080fd4f94e2695da25c503f9e33b9605b83	hui.exe
File created	C:\Windows\System32\KBDINUK2\6203df4a6bafc7c328ee7f6f8ca0a8a838a8a1b9	hui.exe
File created	C:\Windows\System32\PimIndexMaintenanceClient\6cb0b6c459d5d3455a3da700e713f2e2529862ff	hui.exe
File created	C:\Windows\System32\Windows.Globalization.Fontgroups\6203df4a6bafc7c328ee7f6f8ca0a8a838a8a1b9	hui.exe
File created	C:\Windows\System32\KBDINUK2\lsass.exe	hui.exe
File created	C:\Windows\System32\PimIndexMaintenanceClient\dwm.exe	hui.exe
File created	C:\Windows\System32\perfh011\6cb0b6c459d5d3455a3da700e713f2e2529862ff	hui.exe
File created	C:\Windows\System32\cacls\winlogon.exe	hui.exe
File opened for modification	C:\Windows\System32\PimIndexMaintenanceClient\dwm.exe	hui.exe
File created	C:\Windows\System32\cacls\cc11b995f2a76da408ea6a601e682e64743153ad	hui.exe
File created	C:\Windows\System32\perfh011\dwm.exe	hui.exe
File created	C:\Windows\System32\Windows.Globalization.Fontgroups\lsass.exe	hui.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows Photo Viewer\it-IT\csrss.exe	hui.exe
File created	C:\Program Files (x86)\Windows Photo Viewer\it-IT\886983d96e3d3e31032c679b2d4ea91b6c05afef	hui.exe
File created	C:\Program Files (x86)\Windows Defender\ja-JP\SearchApp.exe	hui.exe
File created	C:\Program Files (x86)\Windows Defender\ja-JP\38384e6a620884a6b69bcc56f80d556f9200171c	hui.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings	0bfe1434d50bbb124fb45944a4246ea3_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 11 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
5388	schtasks.exe
3104	schtasks.exe
4556	schtasks.exe
4560	schtasks.exe
1676	schtasks.exe
6040	schtasks.exe
5612	schtasks.exe
3188	schtasks.exe
4652	schtasks.exe
4688	schtasks.exe
940	schtasks.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
3900	hui.exe
3900	hui.exe
3900	hui.exe
3900	hui.exe
3900	hui.exe
3900	hui.exe
3900	hui.exe
5660	hui.exe
5660	hui.exe
5660	hui.exe
5660	hui.exe
5660	hui.exe
5660	hui.exe
5660	hui.exe
4472	dwm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3900	hui.exe
Token: SeDebugPrivilege	5660	hui.exe
Token: SeDebugPrivilege	4472	dwm.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3152 wrote to memory of 3500	3152	0bfe1434d50bbb124fb45944a4246ea3_JaffaCakes118.exe	81
PID 3152 wrote to memory of 3500	3152	0bfe1434d50bbb124fb45944a4246ea3_JaffaCakes118.exe	81
PID 3152 wrote to memory of 3500	3152	0bfe1434d50bbb124fb45944a4246ea3_JaffaCakes118.exe	81
PID 3500 wrote to memory of 1804	3500	WScript.exe	82
PID 3500 wrote to memory of 1804	3500	WScript.exe	82
PID 3500 wrote to memory of 1804	3500	WScript.exe	82
PID 1804 wrote to memory of 3900	1804	cmd.exe	84
PID 1804 wrote to memory of 3900	1804	cmd.exe	84
PID 3900 wrote to memory of 5660	3900	hui.exe	92
PID 3900 wrote to memory of 5660	3900	hui.exe	92
PID 5660 wrote to memory of 4472	5660	hui.exe	98
PID 5660 wrote to memory of 4472	5660	hui.exe	98

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\0bfe1434d50bbb124fb45944a4246ea3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0bfe1434d50bbb124fb45944a4246ea3_JaffaCakes118.exe"
1⤵
- DcRat
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3152
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Adobe\HJCYRZP.vbe"
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3500
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Adobe\vFHz63vA19Vy25.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1804
  - - C:\Users\Admin\AppData\Roaming\Adobe\hui.exe
      "C:\Users\Admin\AppData\Roaming\Adobe\hui.exe"
      4⤵
      Modifies WinLogon for persistence
      Checks computer location settings
      Executes dropped EXE
      Adds Run key to start application
      Drops file in System32 directory
      Drops file in Program Files directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3900
    - - C:\Users\Admin\AppData\Roaming\Adobe\hui.exe
        
        "C:\Users\Admin\AppData\Roaming\Adobe\hui.exe"
        5⤵
        Modifies WinLogon for persistence
        Checks computer location settings
        Executes dropped EXE
        Adds Run key to start application
        Drops file in System32 directory
        Drops file in Program Files directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:5660
      - C:\Windows\System32\perfh011\dwm.exe
        
        "C:\Windows\System32\perfh011\dwm.exe"
        6⤵
        Executes dropped EXE
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4472

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Users\Public\Music\conhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:940

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Windows\System32\cacls\winlogon.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:1676

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Photo Viewer\it-IT\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:6040

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Users\Public\Documents\My Music\wininit.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5388

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\Windows\System32\pnrpnsp\fontdrvhost.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:5612

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Windows\System32\KBDINUK2\lsass.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3104

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Windows\System32\PimIndexMaintenanceClient\dwm.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4556

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:3188

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Windows\System32\perfh011\dwm.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4652

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Windows\System32\Windows.Globalization.Fontgroups\lsass.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4688

C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SearchApp" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Defender\ja-JP\SearchApp.exe'" /rl HIGHEST /f
1⤵
- DcRat
- Process spawned unexpected child process
- Scheduled Task/Job: Scheduled Task
PID:4560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

hui.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\hui.exe.log
Size 1KB
SHA256 46386a61f3aaf1b1c2e6efc9fc7e9e9ff16cd13ae58b8d856835771fedb6d457
MD5 b7c0c43fc7804baaa7dc87152cdc9554
SHA1 1bab62bd56af745678d4e967d91e1ccfdeed4038
SHA512 9fda3dd00a3406137e0113f13f78e77b20a76512b35820d38df696842cbbf2e2ebabfb99a3846c9637ecb54af858ec1551521187e379872973006426a253f769
MD5 SHA1 SHA512

Submit Download

HJCYRZP.vbe

Path C:\Users\Admin\AppData\Roaming\Adobe\HJCYRZP.vbe
Size 203B
SHA256 2f311a3ed3b7a8183474ebce08d86abb4d4c1f2d1169792cc9c5613f70e7ec2a
MD5 ab9dd8b3b2749be50680ca89b1a45cc3
SHA1 e721bd8abefb63172a67a06f0f7f3a35c28ed23f
SHA512 abfb83e9077958e1459f5447ee4dcf6e62ac2e7a96cd68b7c6d86eb80f59eda4d8905c23b20003d31237ebf2823db51c0863915a89ef8e5e0a507e00e729592e
MD5 SHA1 SHA512

Submit Download

hui.exe

Path C:\Users\Admin\AppData\Roaming\Adobe\hui.exe
Size 1.1MB
SHA256 6eb5bef4ed977ad77c27d00b642e1f327c57b39e53ee3b60c85e86fda634a6d6
MD5 d5778ca862d8bcb98d44dbef527ecd8b
SHA1 9f31ab66091b9831e6997b3c5414fd21643af9e7
SHA512 a22f97d5e253f5fa057f4e097695ec75a7b704c39950f3fd09344715c39099029f717e839a5a899074258830d9bfb97c445da1b8a97cd639c8e006b007e10ed9
SSDEEP 24576:BBwuHXA1xtKIoqIphp3pv0mGGZNmyGyHFEzR2PnQ+4:v/CxYqIH9Nr1Pz
MD5 SHA1 SHA512 SSDEEP

Submit Download

vFHz63vA19Vy25.bat

Path C:\Users\Admin\AppData\Roaming\Adobe\vFHz63vA19Vy25.bat
Size 25B
SHA256 75d94792b854edf88578815103ae48089e1cb0566c97c86bc3b3ecf5373778d7
MD5 e7f48aa75e0fb6a5ff062767274b118a
SHA1 35708e08c6fd4f4d5b90d205535eaf614f616947
SHA512 85d827e4d81a7612ae78feda079f1a82812d7a430643db6bb3863c3cfe618649eb15b574c367d070c6fc594ebaf1c8ada66390279c703f7eb88e2c8b9a21adcb
MD5 SHA1 SHA512

Submit Download

memory/3900-12-0x00007FFA03793000-0x00007FFA03795000-memory.dmp

Download

memory/3900-13-0x0000000000610000-0x000000000072E000-memory.dmp

Download

memory/4472-49-0x0000000000FE0000-0x0000000000FEC000-memory.dmp

Download

memory/4472-51-0x0000000001010000-0x000000000101E000-memory.dmp

Download

memory/4472-50-0x0000000001000000-0x0000000001008000-memory.dmp

Download

memory/4472-52-0x0000000001020000-0x000000000102C000-memory.dmp

Download

memory/4472-53-0x0000000001040000-0x000000000104A000-memory.dmp

Download