Overview
overview
10Static
static
10002.7z
windows10-2004-x64
301c647838c...7f.exe
windows10-2004-x64
1002f5c32fa2...d6.exe
windows10-2004-x64
61a05cba687...a3.exe
windows10-2004-x64
101a8f35d0f2...b9.exe
windows10-2004-x64
1af797776e...13.exe
windows10-2004-x64
101b2b369f31...2e.exe
windows10-2004-x64
31b4a0b685c...db.exe
windows10-2004-x64
31b4d73a9a7...89.exe
windows10-2004-x64
101ba8934b2e...4d.exe
windows10-2004-x64
31c2a51daa5...5b.exe
windows10-2004-x64
101c8bc3890f...45.exe
windows10-2004-x64
71ce9fa5304...ef.exe
windows10-2004-x64
1d51d46e07...cd.exe
windows10-2004-x64
101db9ec5678...e0.exe
windows10-2004-x64
101dbbed25cf...88.exe
windows10-2004-x64
1de8054e71...a1.exe
windows10-2004-x64
91e56efa724...ba.exe
windows10-2004-x64
31e754e1c7e...44.exe
windows10-2004-x64
31e8e39da21...bc.exe
windows10-2004-x64
1e9e575dd3...86.exe
windows10-2004-x64
31eb6de09f5...69.exe
windows10-2004-x64
41f0daca3fc...d9.exe
windows10-2004-x64
61f0efbc182...be.exe
windows10-2004-x64
1fd42d07b4...6e.exe
windows10-2004-x64
102a02608130...a1.exe
windows10-2004-x64
32a05ac3c43...e4.exe
windows10-2004-x64
102a32c84488...95.exe
windows10-2004-x64
102a6c920bfb...dc.exe
windows10-2004-x64
32aebddfd22...c8.exe
windows10-2004-x64
32b245f773b...bb.exe
windows10-2004-x64
102b331aa02a...b7.exe
windows10-2004-x64
10Resubmissions
15-10-2024 03:47
241015-ecgjlashrh 1005-08-2024 04:49
240805-ffygys1eke 1005-08-2024 03:50
240805-eee4jszepd 10Analysis
-
max time kernel
92s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05-08-2024 04:49
Static task
static1
Behavioral task
behavioral1
Sample
002.7z
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
01c647838c374e91e8f9fe967fd25235d72264414bb0d5b82c4fbd4151a9717f.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
02f5c32fa22fdc43924718b66ff5aec3115f5d0e1d7bb873b1cd2440eee016d6.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
1a05cba6870798d2e73001bf872e4d579460c380c060fd051f33a703f504b8a3.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
1a8f35d0f2b1a11a5b30e6f05ee5c9e93542fc2f559f8e66cf67f2a1b6ccbeb9.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral6
Sample
1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
1b2b369f31591f5c8cee55fd278c3d8a676b827d35737eb59b4d85e2b5d9be2e.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral8
Sample
1b4a0b685c317d6032beb3e82660bc57e0bf2dfac99e9d3be2cf3bfe78e976db.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
1b4d73a9a7c6d2163e7378c97f01fed223be9daa6acb71c81b11491907473f89.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral10
Sample
1ba8934b2e8a41efed574f3bf16e3d754daf254fcae9ed658d9eca51529fa34d.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
1c2a51daa50a0489a8734d3577b43bcaf78f32ab34a404d2f6026af5ed33cd5b.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral12
Sample
1c8bc3890f3f202e459fb87acec4602955697eef3b08c93c15ebb0facb019845.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
1ce9fa530436fed6a2cc1bab08320ff7b1ebdc8d80545bd298af8260535cdcef.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral14
Sample
1d51d46e07d1aaaf34b8b43371bb71aa87812b226341944ab661c286e66de4cd.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
1db9ec5678e417eef3d6e080a031c8adfc1fc85127317b952bc33733d93841e0.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral16
Sample
1dbbed25cf831114c926933b2cff5b4a4760dd95c7618f01cf5b27deec7b1788.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
1de8054e71f00406e617230fc22017bfd66c78b216a57cec085ca6a5cb2f24a1.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral18
Sample
1e56efa7243a1d6456e47a8736751a3e338c837a1f1e27da3ca804544df41fba.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
1e754e1c7e081ae1e7701ba45c80ca4156d41d958158384a368047f3a6921044.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral20
Sample
1e8e39da21c7cf3c81528389a1e8bceac78993bfea33bfccbd0280953b5011bc.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
1e9e575dd30aa68e8cf8ff04cc591d429cdf1e09c3386e68d4cfb076dc997386.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral22
Sample
1eb6de09f5895458aefa5a1e603df84e403d54e00d5a07fa90a23dd850c7b069.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
1f0daca3fc222298b58d0a81333fb6875fbe1b7ab77c98d2c37c3e026a27b7d9.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral24
Sample
1f0efbc1828ca978f4db5d847ccae5044c27c8efa266a71289f0d824035d44be.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
1fd42d07b4be99e0e503c0ed5af2274312be1b03e01b54a6d89c0eef04257d6e.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral26
Sample
2a02608130d8a74a6f641132c071bed4cf0bf0838dc0f53fcdf807fc851818a1.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
2a05ac3c433bcf896be4cf984b0ea5ea41006f2421cb4a4926d5eaaed6cf37e4.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral28
Sample
2a32c844885b05e65769a051dae825aecef887c2c60035e5a20ae42533cc1695.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
2a6c920bfb1259524d8e4e89c5408fd67c6fcfd2803b7a6c6dfbc9b86093a5dc.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral30
Sample
2aebddfd22ccb317b35b54e627d0eb05c59e761edbabe2a5029b19e8866e03c8.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
2b245f773b616b41fc7eb3026a5216e1b792a32ef2e833800e2f3b300b3498bb.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral32
Sample
2b331aa02af211be4b0491a173e17e09993f5d0a1900271b97b41daae740aeb7.exe
Resource
win10v2004-20240802-en
General
-
Target
1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe
-
Size
2.0MB
-
MD5
fa06e6aadef2365052156f12c92d7b09
-
SHA1
82de91795547028be327e75cee0fdf082352bfc9
-
SHA256
1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813
-
SHA512
1629a2d234c70e7f1f5927b5a816c80b9fb2c995b4b334ff994848d3c7fe1c8797b231c4baaa63ca1e837081e9859c3ca138cd76a1db314c6b98685f5489566e
-
SSDEEP
24576:a5SndG2iSNjN2w9Os9cRfO/d8mT6c6aVqwPhUMelU+V:aMfJqsgXmgyJPE
Malware Config
Signatures
-
Chaos
Ransomware family first seen in June 2021.
-
Chaos Ransomware 2 IoCs
Processes:
resource yara_rule behavioral6/memory/4572-0-0x0000000000610000-0x0000000000814000-memory.dmp family_chaos behavioral6/files/0x000300000001e742-7.dat family_chaos -
Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
Processes:
bcdedit.exebcdedit.exepid Process 388 bcdedit.exe 1068 bcdedit.exe -
Processes:
wbadmin.exepid Process 3136 wbadmin.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exeWindows Defender.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe Key value queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation Windows Defender.exe -
Drops startup file 3 IoCs
Processes:
Windows Defender.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows Defender.url Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini Windows Defender.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\傻逼,你被耍了!你的所有文件都被加密!.txt Windows Defender.exe -
Executes dropped EXE 1 IoCs
Processes:
Windows Defender.exepid Process 3968 Windows Defender.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s) 34 IoCs
Processes:
Windows Defender.exedescription ioc Process File opened for modification C:\Users\Admin\Contacts\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Videos\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini Windows Defender.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-1194130065-3471212556-1656947724-1000\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini Windows Defender.exe File opened for modification C:\Users\Public\Documents\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Links\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Music\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Documents\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini Windows Defender.exe File opened for modification C:\Users\Public\Pictures\desktop.ini Windows Defender.exe File opened for modification C:\Users\Public\Music\desktop.ini Windows Defender.exe File opened for modification C:\Users\Public\Videos\desktop.ini Windows Defender.exe File opened for modification C:\Users\Public\Desktop\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\Searches\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini Windows Defender.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini Windows Defender.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
Windows Defender.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\mfgc3ic8e.jpg" Windows Defender.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
vds.exedescription ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName vds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName vds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000 vds.exe -
Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid Process 4052 vssadmin.exe -
Modifies registry class 1 IoCs
Processes:
Windows Defender.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000_Classes\Local Settings Windows Defender.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
Windows Defender.exepid Process 3968 Windows Defender.exe -
Suspicious behavior: EnumeratesProcesses 43 IoCs
Processes:
1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exeWindows Defender.exepid Process 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe 3968 Windows Defender.exe -
Suspicious use of AdjustPrivilegeToken 50 IoCs
Processes:
1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exeWindows Defender.exevssvc.exeWMIC.exewbengine.exedescription pid Process Token: SeDebugPrivilege 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe Token: SeDebugPrivilege 3968 Windows Defender.exe Token: SeBackupPrivilege 2860 vssvc.exe Token: SeRestorePrivilege 2860 vssvc.exe Token: SeAuditPrivilege 2860 vssvc.exe Token: SeIncreaseQuotaPrivilege 1700 WMIC.exe Token: SeSecurityPrivilege 1700 WMIC.exe Token: SeTakeOwnershipPrivilege 1700 WMIC.exe Token: SeLoadDriverPrivilege 1700 WMIC.exe Token: SeSystemProfilePrivilege 1700 WMIC.exe Token: SeSystemtimePrivilege 1700 WMIC.exe Token: SeProfSingleProcessPrivilege 1700 WMIC.exe Token: SeIncBasePriorityPrivilege 1700 WMIC.exe Token: SeCreatePagefilePrivilege 1700 WMIC.exe Token: SeBackupPrivilege 1700 WMIC.exe Token: SeRestorePrivilege 1700 WMIC.exe Token: SeShutdownPrivilege 1700 WMIC.exe Token: SeDebugPrivilege 1700 WMIC.exe Token: SeSystemEnvironmentPrivilege 1700 WMIC.exe Token: SeRemoteShutdownPrivilege 1700 WMIC.exe Token: SeUndockPrivilege 1700 WMIC.exe Token: SeManageVolumePrivilege 1700 WMIC.exe Token: 33 1700 WMIC.exe Token: 34 1700 WMIC.exe Token: 35 1700 WMIC.exe Token: 36 1700 WMIC.exe Token: SeIncreaseQuotaPrivilege 1700 WMIC.exe Token: SeSecurityPrivilege 1700 WMIC.exe Token: SeTakeOwnershipPrivilege 1700 WMIC.exe Token: SeLoadDriverPrivilege 1700 WMIC.exe Token: SeSystemProfilePrivilege 1700 WMIC.exe Token: SeSystemtimePrivilege 1700 WMIC.exe Token: SeProfSingleProcessPrivilege 1700 WMIC.exe Token: SeIncBasePriorityPrivilege 1700 WMIC.exe Token: SeCreatePagefilePrivilege 1700 WMIC.exe Token: SeBackupPrivilege 1700 WMIC.exe Token: SeRestorePrivilege 1700 WMIC.exe Token: SeShutdownPrivilege 1700 WMIC.exe Token: SeDebugPrivilege 1700 WMIC.exe Token: SeSystemEnvironmentPrivilege 1700 WMIC.exe Token: SeRemoteShutdownPrivilege 1700 WMIC.exe Token: SeUndockPrivilege 1700 WMIC.exe Token: SeManageVolumePrivilege 1700 WMIC.exe Token: 33 1700 WMIC.exe Token: 34 1700 WMIC.exe Token: 35 1700 WMIC.exe Token: 36 1700 WMIC.exe Token: SeBackupPrivilege 5044 wbengine.exe Token: SeRestorePrivilege 5044 wbengine.exe Token: SeSecurityPrivilege 5044 wbengine.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exeWindows Defender.execmd.execmd.execmd.exedescription pid Process procid_target PID 4572 wrote to memory of 3968 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 87 PID 4572 wrote to memory of 3968 4572 1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe 87 PID 3968 wrote to memory of 3312 3968 Windows Defender.exe 89 PID 3968 wrote to memory of 3312 3968 Windows Defender.exe 89 PID 3312 wrote to memory of 4052 3312 cmd.exe 91 PID 3312 wrote to memory of 4052 3312 cmd.exe 91 PID 3312 wrote to memory of 1700 3312 cmd.exe 94 PID 3312 wrote to memory of 1700 3312 cmd.exe 94 PID 3968 wrote to memory of 820 3968 Windows Defender.exe 95 PID 3968 wrote to memory of 820 3968 Windows Defender.exe 95 PID 820 wrote to memory of 388 820 cmd.exe 97 PID 820 wrote to memory of 388 820 cmd.exe 97 PID 820 wrote to memory of 1068 820 cmd.exe 98 PID 820 wrote to memory of 1068 820 cmd.exe 98 PID 3968 wrote to memory of 1824 3968 Windows Defender.exe 99 PID 3968 wrote to memory of 1824 3968 Windows Defender.exe 99 PID 1824 wrote to memory of 3136 1824 cmd.exe 101 PID 1824 wrote to memory of 3136 1824 cmd.exe 101 PID 3968 wrote to memory of 5088 3968 Windows Defender.exe 105 PID 3968 wrote to memory of 5088 3968 Windows Defender.exe 105 -
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.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe"C:\Users\Admin\AppData\Local\Temp\1af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4572 -
C:\Users\Admin\AppData\Roaming\Windows Defender.exe"C:\Users\Admin\AppData\Roaming\Windows Defender.exe"2⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3968 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete3⤵
- Suspicious use of WriteProcessMemory
PID:3312 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
PID:4052
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1700
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no3⤵
- Suspicious use of WriteProcessMemory
PID:820 -
C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
PID:388
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
PID:1068
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet3⤵
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
PID:3136
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\傻逼,你被耍了!你的所有文件都被加密!.txt3⤵PID:5088
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2860
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5044
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵PID:4288
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Checks SCSI registry key(s)
PID:1584
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.0MB
MD5fa06e6aadef2365052156f12c92d7b09
SHA182de91795547028be327e75cee0fdf082352bfc9
SHA2561af797776ec72874e6519962a5cfa3cd64c6061270774f7278755c69333a0813
SHA5121629a2d234c70e7f1f5927b5a816c80b9fb2c995b4b334ff994848d3c7fe1c8797b231c4baaa63ca1e837081e9859c3ca138cd76a1db314c6b98685f5489566e
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Filesize
470B
MD5c83c2b8e368e928c7ab979f7bb44dac4
SHA14662ae6c1d2195a178bdeb23141df221181b9fdf
SHA256d42f2a19a64f644085bb2411b58397f5ce8ff1d85857e9985163138964ea0251
SHA512599f1cb6d607069544a492ed198fea62e51c5cefeb02ec33843cb63255705a2cf412467814493edf7a920b38ad71c65d8e6bd803b28b2f160e3b0727fc2cba2e