99a14d455baa06e9f30d34d73509ce6bdadeb66cc96b94cfd3f06ff80d07300d

Analysis

max time kernel
136s
max time network
78s
platform
windows7_x64
resource
win7-20220414-en
submitted
06/05/2022, 15:06

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General

Target

texi64.dll
Size

280KB
MD5

f2b8daf9be5866844bb5f1a860d4433f
SHA1

6097602f35245926bdcbffcd86ef6f67b2af7bd8
SHA256

e4756dc21114c9de523af307992382dfd0fc0cf7ccf19d5351998c498561ca20
SHA512

b26d90b64bea4b7177d83498efb58d42902e4cc76e9386fd6be6040a5b17d28ed1093b769a4728cfa1e0fdb756c8238a1b8914379b161bf8d6b1f51324a4b73a

Score

8^/10

ransomware

Malware Config

Signatures

Modifies extensions of user files 8 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File renamed	C:\Users\Admin\Pictures\MeasureInitialize.raw => \??\c:\Users\Admin\Pictures\MeasureInitialize.raw.quantum	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Pictures\OpenSync.tiff	rundll32.exe
File renamed	C:\Users\Admin\Pictures\OpenSync.tiff => \??\c:\Users\Admin\Pictures\OpenSync.tiff.quantum	rundll32.exe
File renamed	C:\Users\Admin\Pictures\PopSelect.crw => \??\c:\Users\Admin\Pictures\PopSelect.crw.quantum	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Pictures\SwitchRead.tiff	rundll32.exe
File renamed	C:\Users\Admin\Pictures\SwitchRead.tiff => \??\c:\Users\Admin\Pictures\SwitchRead.tiff.quantum	rundll32.exe
File renamed	C:\Users\Admin\Pictures\InvokeOpen.raw => \??\c:\Users\Admin\Pictures\InvokeOpen.raw.quantum	rundll32.exe
File renamed	C:\Users\Admin\Pictures\MeasureCompress.tif => \??\c:\Users\Admin\Pictures\MeasureCompress.tif.quantum	rundll32.exe

Deletes itself 1 IoCs

pid	Process
804	cmd.exe

Drops desktop.ini file(s) 26 IoCs

description	ioc	Process
File opened for modification	\??\c:\Users\Public\Libraries\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Recorded TV\Sample Media\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Downloads\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Music\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Documents\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Videos\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Contacts\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Desktop\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Documents\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Saved Games\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Desktop\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Downloads\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Music\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Music\Sample Music\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Favorites\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Favorites\Links\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Links\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Pictures\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Pictures\Sample Pictures\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Videos\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Recorded TV\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Public\Videos\Sample Videos\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Favorites\Links for United States\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Pictures\desktop.ini	rundll32.exe
File opened for modification	\??\c:\Users\Admin\Searches\desktop.ini	rundll32.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 64 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{19CC0901-CD5F-11EC-A484-C2F2D41BD72F} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000962422cf799f2f46a7e75b376cef3c3c0000000002000000000010660000000100002000000041f97a4687153484ac7f936639c664e494c6eae66dce46f471a37f30ddc62128000000000e8000000002000020000000caeaf65a77f1b4c3a96b6bbe49f35362621876f4b2f15700a791a48237802d3820000000e67c1bbf4d80950f9bcb49584c226f008633e103467cfbc33237875d8a73857d400000005d4277bbcf9ea87d3a23abaa07aaab62f10098018280a9ee6ef7c94f9eb549d54b389fc9cb8462c23e428106f6484184e369ee23bd0ee884ae58ddd7cc1fb1e7	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F7755321-CD5E-11EC-A484-C2F2D41BD72F} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000_CLASSES\.quantum\shell\Open	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000_CLASSES\.quantum\shell\Open\command\ = "explorer.exe README_TO_DECRYPT.html"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000_CLASSES\.quantum\shell\Open\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000_CLASSES\.quantum	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000_CLASSES\.quantum\shell	rundll32.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
1668	NOTEPAD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1224	rundll32.exe
1224	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	1224	rundll32.exe
Token: SeDebugPrivilege	1224	rundll32.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1700	iexplore.exe
1180	iexplore.exe
980	iexplore.exe
1584	iexplore.exe

Suspicious use of SetWindowsHookEx 18 IoCs

pid	Process
1700	iexplore.exe
1700	iexplore.exe
308	IEXPLORE.EXE
308	IEXPLORE.EXE
308	IEXPLORE.EXE
308	IEXPLORE.EXE
1180	iexplore.exe
1180	iexplore.exe
1752	IEXPLORE.EXE
1752	IEXPLORE.EXE
980	iexplore.exe
980	iexplore.exe
548	IEXPLORE.EXE
548	IEXPLORE.EXE
1584	iexplore.exe
1584	iexplore.exe
1596	IEXPLORE.EXE
1596	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 804	1224	rundll32.exe	27
PID 1224 wrote to memory of 804	1224	rundll32.exe	27
PID 1224 wrote to memory of 804	1224	rundll32.exe	27
PID 804 wrote to memory of 980	804	cmd.exe	29
PID 804 wrote to memory of 980	804	cmd.exe	29
PID 804 wrote to memory of 980	804	cmd.exe	29
PID 1700 wrote to memory of 308	1700	iexplore.exe	32
PID 1700 wrote to memory of 308	1700	iexplore.exe	32
PID 1700 wrote to memory of 308	1700	iexplore.exe	32
PID 1700 wrote to memory of 308	1700	iexplore.exe	32
PID 1448 wrote to memory of 1180	1448	explorer.exe	35
PID 1448 wrote to memory of 1180	1448	explorer.exe	35
PID 1448 wrote to memory of 1180	1448	explorer.exe	35
PID 1180 wrote to memory of 1752	1180	iexplore.exe	36
PID 1180 wrote to memory of 1752	1180	iexplore.exe	36
PID 1180 wrote to memory of 1752	1180	iexplore.exe	36
PID 1180 wrote to memory of 1752	1180	iexplore.exe	36
PID 1536 wrote to memory of 980	1536	explorer.exe	39
PID 1536 wrote to memory of 980	1536	explorer.exe	39
PID 1536 wrote to memory of 980	1536	explorer.exe	39
PID 980 wrote to memory of 548	980	iexplore.exe	40
PID 980 wrote to memory of 548	980	iexplore.exe	40
PID 980 wrote to memory of 548	980	iexplore.exe	40
PID 980 wrote to memory of 548	980	iexplore.exe	40
PID 1080 wrote to memory of 1668	1080	rundll32.exe	42
PID 1080 wrote to memory of 1668	1080	rundll32.exe	42
PID 1080 wrote to memory of 1668	1080	rundll32.exe	42
PID 1852 wrote to memory of 1584	1852	explorer.exe	45
PID 1852 wrote to memory of 1584	1852	explorer.exe	45
PID 1852 wrote to memory of 1584	1852	explorer.exe	45
PID 1584 wrote to memory of 1596	1584	iexplore.exe	46
PID 1584 wrote to memory of 1596	1584	iexplore.exe	46
PID 1584 wrote to memory of 1596	1584	iexplore.exe	46
PID 1584 wrote to memory of 1596	1584	iexplore.exe	46

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
980	attrib.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\texi64.dll,#1
1⤵
- Modifies extensions of user files
- Drops desktop.ini file(s)
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\\006C7E83.bat" """
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:804
- - C:\Windows\system32\attrib.exe
    attrib -s -r -h ""
    3⤵
    - Views/modifies file attributes
    PID:980

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\README_TO_DECRYPT.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1700 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:308

C:\Windows\explorer.exe
"explorer.exe" README_TO_DECRYPT.html
1⤵
PID:1308

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\README_TO_DECRYPT.html
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1180
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1180 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1752

C:\Windows\explorer.exe
"explorer.exe" README_TO_DECRYPT.html
1⤵
PID:1628

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:1536
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\README_TO_DECRYPT.html
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:980
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:980 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:548

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\Desktop\ResetConnect.dotm.quantum
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\ResetConnect.dotm.quantum
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:1668

C:\Windows\explorer.exe
"explorer.exe" README_TO_DECRYPT.html
1⤵
PID:780

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\README_TO_DECRYPT.html
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1584
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1584 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1596

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{04BA1D41-CD5F-11EC-A484-C2F2D41BD72F}.dat

Filesize
5KB

MD5
84e188bbf5ee5c39c133d3d018dbb52b

SHA1
a647f25c221dd86a579f20588c3bedcf21074cca

SHA256
5ddf5ecbf72e7e7d9b740ea39379dc9d1b42f54e5e21d90cd16f5b84dba42b90

SHA512
1ad9692c4d29a090e50bc672a70b4003371014dad2ede378feaf34e1c699d9dd3ad18f51f3f7d14dbef0edd621a84a6bd2e3b1237a39ec484e199e1a7403388c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{07E10F61-CD5F-11EC-A484-C2F2D41BD72F}.dat

Filesize
5KB

MD5
ac7d5b022df9bcc0fe43737bc119a84b

SHA1
8c85c86e0c67e2e5bd239750407a820e523b6f2b

SHA256
b3ac1c023942aa0d6d446971f6b0319c23b307fcf7ebe3e6729c685fbd0e6fcb

SHA512
520db7d116a6ac4edfd93a3aedefc58140c7d5c80160a621a5e1e86c26555aa083ecda2f2d7c6b67cd6e58a2381e74e6140adb6fdab3687161147d901de9b84f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{F7755321-CD5E-11EC-A484-C2F2D41BD72F}.dat

Filesize
5KB

MD5
6fce3b4b77f9869389440d253a63f5f1

SHA1
f394a007d9027f5c9acc4d99cac42dba94372327

SHA256
8957d71d85074a535ccfd8e5714f83e7ff916a73594d4c2474c91ea7c386dd66

SHA512
125708584134de853edeb6902bef62b0a774222c44ac7b276e6e8cebde624d1bcdf09680774481e6c1ec281fd8e69b918cc4a128852f1040a0c8038f6a6ebdfe

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Last Active\RecoveryStore.{0F810AD0-BC30-11EC-BA3F-F2122C6314CC}.dat

Filesize
5KB

MD5
c5580a0ffba27df72f7fea2ee1a5c04e

SHA1
d8ab61a4c8433e9bfc60ea28ef2a3376140cdddc

SHA256
fc970e3e406857161e28c454e962c6a145ce4d0d008b24fca01c39dc54fb2f1f

SHA512
77e568e1b43dbed6da1fdaa41509f507c8f20cc227aa793bc64b1a5742f9fbeff343c2e56b28135cddad790b0e68a41c9f4b097dab106f1a2fe3680795634231

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Last Active\RecoveryStore.{0F810AD0-BC30-11EC-BA3F-F2122C6314CC}.dat

Filesize
6KB

MD5
43f635e94f74d0dc5c1a1caff5ed6320

SHA1
042e163e51716f4aa352a5fd5d841c5caa8096df

SHA256
0fa2cc9ee197c49669aaa3e0b5827f443514ec64e510ddb7336da698a2826ead

SHA512
8d63114673c0886d8583cd500dc4762856f0f3cf5da4fa616648aa5b97e0e9c6a9353f5f83147dfe231777691ce46bb5370155d8272355b8825752b331e62cbd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Last Active\RecoveryStore.{0F810AD0-BC30-11EC-BA3F-F2122C6314CC}.dat

Filesize
7KB

MD5
9a111b78a0b7fcfcdd70afdcf9e951ed

SHA1
13b94455c2c9865a0c6ecb8aca10335115a3d9eb

SHA256
43134f64b1a389482f20a62df1cc036e226994fe9a28eb6207d907ab904fc697

SHA512
4cbf88961a09fae4f5661aa2cb23c4619a9852830768932956f0accd15498c2eaaa1b98b169c593368fa7fbbb52ef9e5b71e61bbe3422950e8e698a70c0bd8e9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Last Active\{04BA1D44-CD5F-11EC-A484-C2F2D41BD72F}.dat

Filesize
4KB

MD5
1733fc8d01eb7c8e1b2bf226485f2a1e

SHA1
0cd8af110fac4f905d79a9b11507e12f8d5b35e8

SHA256
07954a855bc7a4fa1f6c921d20bd20049a09e53910e082df230f0d9c5fd8bb6c

SHA512
5316d1db3fac9d0859144c8746bef6aed0048893569af83345e229841da46a62235554edad14690a7beade4ca1dd7bbe8f04a35059e3d4b9cb6ec7a1a546dac9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Last Active\{07E10F64-CD5F-11EC-A484-C2F2D41BD72F}.dat

Filesize
4KB

MD5
131f88139e07f290a8f4d5c5ca6827d4

SHA1
fb36f97469145231e686b81e3400fc0f9ee6e86e

SHA256
f7460f6e43791a9789af312ab6976ddb1b973aceb3ca6c3bdb42fa535bb15cbb

SHA512
edddf9c435236f9fbc2cd61f7a49f2132ab90534a2d5a8f520f2a545f287e69644178237a425fe0dcbe03d1c1cc58d110854b9e027e1be0ae45bdbf798e3b79d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Last Active\{FD95FD41-CD5E-11EC-A484-C2F2D41BD72F}.dat

Filesize
4KB

MD5
4ab600f9a7f5416257088c1ade01f45f

SHA1
cc6763744dfbf1016fc4984cfdb4f64d521fd7e2

SHA256
0179c271ab83bd07e41525afc8ddd5a8e2ea64fc29559b49220122bf16e55749

SHA512
c2185cb950ce680a89d651fae0603c7805d9efcc59633a7471a3b724d2309b0f2d58f7b046cecefa754367e718514774515a498040b1b286a54eb49d6b811ab2

Download Submit
C:\Users\Admin\AppData\Local\Temp\.log

Filesize
77KB

MD5
87fb2569057619044fce41a2c2124ab1

SHA1
fa47071b8710c6c2729ab9aacd21c8f740a276be

SHA256
fd2af1adb3038fe25ac3d96e545181f6003ed0f0b8d55d228ef97b580834af92

SHA512
308f28fe619cab1832b4170ed079b31a42d6cf14d6624df3ccce5fd7e29a444ad636802237f5a9f3b32a0e78463b80a04ec39ce6c9a113e0f6f0c291d5f230dd

Download Submit
C:\Users\Admin\AppData\Local\Temp\006C7E83.bat

Filesize
65B

MD5
348cae913e496198548854f5ff2f6d1e

SHA1
a07655b9020205bd47084afd62a8bb22b48c0cdc

SHA256
c80128f51871eec3ae2057989a025ce244277c1c180498a5aaef45d5214b8506

SHA512
799796736d41d3fcb5a7c859571bb025ca2d062c4b86e078302be68c1a932ed4f78e003640df5405274364b5a9a9c0ba5e37177997683ee7ab54e5267590b611

Download Submit
C:\Users\Admin\Desktop\README_TO_DECRYPT.html

Filesize
2KB

MD5
06dd5a8e167eb2fdab3387d638c0d41a

SHA1
a411b42c5f4a588d531ebab7f60ea922cceff579

SHA256
868ebde6ef606437d20a076066c0d5b765121a5a59ee3e85ae8da8649846db7e

SHA512
cfb91863ab8e537c77350e077e6072a50ebeb42eb0954c38b9428974d02479c3094164f200be5cec6af7bffc8538abdf0693b0d9432d866ca3014a1bde002fd5

Download Submit
C:\Users\Admin\Desktop\ResetConnect.dotm.quantum

Filesize
458KB

MD5
88dd9f9e4ff252c8210d398f72065f6d

SHA1
04f5b583650a0bb307dcd0c882c40b8517c58e64

SHA256
efccb85b4650815e4bfd797524832332b8408d16bb4f2d5b7c5648653a57a10c

SHA512
ab41500e74906f5987a49bd5833fe6b9ef28ebcfbf12ca2be475d819973c5e1cf1d81bc75c96b884647d50c2a25ed3e416b6122cfb847a62d3e077a20b3a1a68

Download Submit
memory/1224-54-0x0000010180000000-0x0000010180018000-memory.dmp

Filesize
96KB

Download
memory/1308-66-0x000007FEFB5B1000-0x000007FEFB5B3000-memory.dmp

Filesize
8KB

Download