Analysis
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max time kernel
127s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
18-03-2024 02:45
Behavioral task
behavioral1
Sample
3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe
Resource
win10v2004-20240226-en
General
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Target
3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe
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Size
220KB
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MD5
6c5819190ff74ba8dcaa64b57e1eb8f7
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SHA1
7573ab29469e9d182f56d0b13c1dae41e9184526
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SHA256
3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22
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SHA512
f9dcb598f6ebc883239280166e6e733fc81275372574ce1017c5e89c6970701b543dd0282569755a7882d7beb64142ccb5e3e252ad8126b914b44620106c346f
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SSDEEP
3072:Ro9TAdr95wUV1vA89WdQvDbTimSDJF2fww83Wrp77lmjZ3brbSgNXWJa2qli3Tif:jr9mUVKQsJF2farzX1YTOyOZde5W
Malware Config
Signatures
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Chaos
Ransomware family first seen in June 2021.
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Chaos Ransomware 4 IoCs
Processes:
resource yara_rule behavioral1/memory/2760-0-0x0000000000050000-0x000000000008E000-memory.dmp family_chaos C:\Users\Admin\AppData\Roaming\SatanCE.exe family_chaos behavioral1/memory/2700-7-0x00000000000D0000-0x000000000010E000-memory.dmp family_chaos behavioral1/memory/2700-11-0x000000001B050000-0x000000001B0D0000-memory.dmp family_chaos -
Deletes shadow copies 2 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 2060 bcdedit.exe 1532 bcdedit.exe -
Processes:
wbadmin.exepid process 2880 wbadmin.exe -
Drops startup file 3 IoCs
Processes:
SatanCE.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini SatanCE.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Warning SatanCE.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SatanCE.url SatanCE.exe -
Executes dropped EXE 1 IoCs
Processes:
SatanCE.exepid process 2700 SatanCE.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:
SatanCE.exedescription ioc process File opened for modification C:\Users\Admin\Videos\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini SatanCE.exe File opened for modification C:\Users\Public\Pictures\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Accessibility\Desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Searches\desktop.ini SatanCE.exe File opened for modification C:\Users\Public\Documents\desktop.ini SatanCE.exe File opened for modification C:\Users\Public\Music\desktop.ini SatanCE.exe File opened for modification C:\Users\Public\Music\Sample Music\desktop.ini SatanCE.exe File opened for modification C:\Users\Public\Videos\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Favorites\Links for United States\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\Desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini SatanCE.exe File opened for modification C:\Users\Public\Videos\Sample Videos\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Music\desktop.ini SatanCE.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-406356229-2805545415-1236085040-1000\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\Desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Documents\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini SatanCE.exe File opened for modification C:\Users\Public\Pictures\Sample Pictures\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini SatanCE.exe File opened for modification C:\Users\Admin\Links\desktop.ini SatanCE.exe File opened for modification C:\Users\Public\Desktop\desktop.ini SatanCE.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
SatanCE.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ogfhvo9mi.jpg" SatanCE.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 2832 vssadmin.exe -
Modifies registry class 1 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-406356229-2805545415-1236085040-1000_Classes\Local Settings rundll32.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
SatanCE.exepid process 2700 SatanCE.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exeSatanCE.exepid process 2760 3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe 2760 3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe 2700 SatanCE.exe 2700 SatanCE.exe 2700 SatanCE.exe 2700 SatanCE.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 1664 AcroRd32.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
Processes:
3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exeSatanCE.exevssvc.exeWMIC.exewbengine.exedescription pid process Token: SeDebugPrivilege 2760 3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe Token: SeDebugPrivilege 2700 SatanCE.exe Token: SeBackupPrivilege 3032 vssvc.exe Token: SeRestorePrivilege 3032 vssvc.exe Token: SeAuditPrivilege 3032 vssvc.exe Token: SeIncreaseQuotaPrivilege 108 WMIC.exe Token: SeSecurityPrivilege 108 WMIC.exe Token: SeTakeOwnershipPrivilege 108 WMIC.exe Token: SeLoadDriverPrivilege 108 WMIC.exe Token: SeSystemProfilePrivilege 108 WMIC.exe Token: SeSystemtimePrivilege 108 WMIC.exe Token: SeProfSingleProcessPrivilege 108 WMIC.exe Token: SeIncBasePriorityPrivilege 108 WMIC.exe Token: SeCreatePagefilePrivilege 108 WMIC.exe Token: SeBackupPrivilege 108 WMIC.exe Token: SeRestorePrivilege 108 WMIC.exe Token: SeShutdownPrivilege 108 WMIC.exe Token: SeDebugPrivilege 108 WMIC.exe Token: SeSystemEnvironmentPrivilege 108 WMIC.exe Token: SeRemoteShutdownPrivilege 108 WMIC.exe Token: SeUndockPrivilege 108 WMIC.exe Token: SeManageVolumePrivilege 108 WMIC.exe Token: 33 108 WMIC.exe Token: 34 108 WMIC.exe Token: 35 108 WMIC.exe Token: SeIncreaseQuotaPrivilege 108 WMIC.exe Token: SeSecurityPrivilege 108 WMIC.exe Token: SeTakeOwnershipPrivilege 108 WMIC.exe Token: SeLoadDriverPrivilege 108 WMIC.exe Token: SeSystemProfilePrivilege 108 WMIC.exe Token: SeSystemtimePrivilege 108 WMIC.exe Token: SeProfSingleProcessPrivilege 108 WMIC.exe Token: SeIncBasePriorityPrivilege 108 WMIC.exe Token: SeCreatePagefilePrivilege 108 WMIC.exe Token: SeBackupPrivilege 108 WMIC.exe Token: SeRestorePrivilege 108 WMIC.exe Token: SeShutdownPrivilege 108 WMIC.exe Token: SeDebugPrivilege 108 WMIC.exe Token: SeSystemEnvironmentPrivilege 108 WMIC.exe Token: SeRemoteShutdownPrivilege 108 WMIC.exe Token: SeUndockPrivilege 108 WMIC.exe Token: SeManageVolumePrivilege 108 WMIC.exe Token: 33 108 WMIC.exe Token: 34 108 WMIC.exe Token: 35 108 WMIC.exe Token: SeBackupPrivilege 2288 wbengine.exe Token: SeRestorePrivilege 2288 wbengine.exe Token: SeSecurityPrivilege 2288 wbengine.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 1664 AcroRd32.exe 1664 AcroRd32.exe -
Suspicious use of WriteProcessMemory 34 IoCs
Processes:
3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exeSatanCE.execmd.execmd.execmd.exerundll32.exedescription pid process target process PID 2760 wrote to memory of 2700 2760 3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe SatanCE.exe PID 2760 wrote to memory of 2700 2760 3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe SatanCE.exe PID 2760 wrote to memory of 2700 2760 3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe SatanCE.exe PID 2700 wrote to memory of 2784 2700 SatanCE.exe cmd.exe PID 2700 wrote to memory of 2784 2700 SatanCE.exe cmd.exe PID 2700 wrote to memory of 2784 2700 SatanCE.exe cmd.exe PID 2784 wrote to memory of 2832 2784 cmd.exe vssadmin.exe PID 2784 wrote to memory of 2832 2784 cmd.exe vssadmin.exe PID 2784 wrote to memory of 2832 2784 cmd.exe vssadmin.exe PID 2784 wrote to memory of 108 2784 cmd.exe WMIC.exe PID 2784 wrote to memory of 108 2784 cmd.exe WMIC.exe PID 2784 wrote to memory of 108 2784 cmd.exe WMIC.exe PID 2700 wrote to memory of 2300 2700 SatanCE.exe cmd.exe PID 2700 wrote to memory of 2300 2700 SatanCE.exe cmd.exe PID 2700 wrote to memory of 2300 2700 SatanCE.exe cmd.exe PID 2300 wrote to memory of 2060 2300 cmd.exe bcdedit.exe PID 2300 wrote to memory of 2060 2300 cmd.exe bcdedit.exe PID 2300 wrote to memory of 2060 2300 cmd.exe bcdedit.exe PID 2300 wrote to memory of 1532 2300 cmd.exe bcdedit.exe PID 2300 wrote to memory of 1532 2300 cmd.exe bcdedit.exe PID 2300 wrote to memory of 1532 2300 cmd.exe bcdedit.exe PID 2700 wrote to memory of 624 2700 SatanCE.exe cmd.exe PID 2700 wrote to memory of 624 2700 SatanCE.exe cmd.exe PID 2700 wrote to memory of 624 2700 SatanCE.exe cmd.exe PID 624 wrote to memory of 2880 624 cmd.exe wbadmin.exe PID 624 wrote to memory of 2880 624 cmd.exe wbadmin.exe PID 624 wrote to memory of 2880 624 cmd.exe wbadmin.exe PID 2700 wrote to memory of 1344 2700 SatanCE.exe rundll32.exe PID 2700 wrote to memory of 1344 2700 SatanCE.exe rundll32.exe PID 2700 wrote to memory of 1344 2700 SatanCE.exe rundll32.exe PID 1344 wrote to memory of 1664 1344 rundll32.exe AcroRd32.exe PID 1344 wrote to memory of 1664 1344 rundll32.exe AcroRd32.exe PID 1344 wrote to memory of 1664 1344 rundll32.exe AcroRd32.exe PID 1344 wrote to memory of 1664 1344 rundll32.exe AcroRd32.exe -
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
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C:\Users\Admin\AppData\Local\Temp\3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe"C:\Users\Admin\AppData\Local\Temp\3488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2760 -
C:\Users\Admin\AppData\Roaming\SatanCE.exe"C:\Users\Admin\AppData\Roaming\SatanCE.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete3⤵
- Suspicious use of WriteProcessMemory
PID:2784 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
PID:2832 -
C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
PID:108 -
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:2300 -
C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
PID:2060 -
C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
PID:1532 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet3⤵
- Suspicious use of WriteProcessMemory
PID:624 -
C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
PID:2880 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Roaming\Warning3⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1344 -
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Roaming\Warning"4⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1664
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3032
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2288
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵PID:632
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵PID:2988
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD57b68fd355d67f0bc7a9515e96b68c3b5
SHA1b85c198e4707891146916ce7b8c24f1b434e877e
SHA2567879534505687f0d694e98c53ea51eb754def643f53cfe3a92367d162a741f41
SHA512746aa8d0948196bfb2c67fe4975ad6ae19914fef6e50a1d0c3f16fbd3a775feff2a3fe5a059424ffe1653a2882fe063804f42bc7bc0b9d99040f8ab6e081eb0b
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Filesize
220KB
MD56c5819190ff74ba8dcaa64b57e1eb8f7
SHA17573ab29469e9d182f56d0b13c1dae41e9184526
SHA2563488e674a734e33410a122472c102763edb84b4184b10e041f9c774b9213bd22
SHA512f9dcb598f6ebc883239280166e6e733fc81275372574ce1017c5e89c6970701b543dd0282569755a7882d7beb64142ccb5e3e252ad8126b914b44620106c346f
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Filesize
18KB
MD5c75b56f95828f12ebac6712cd64faefa
SHA13c5f44d61ef38a8707270adf1ddcde28dc9a25f6
SHA256f6386967312097f6e26419438d6c5ff6d399d624f9099956a49e4e305417fdc2
SHA51207f014a78c6b73fb7f0205a55cb390f525c7b622316b2adc32e8d3545ed9b052915cbfb5b1a7f4d498d279eb818143960f44b013e6152ef3304f5b9f3adaea56