lockbit | 44b87df9f68f5a3084c7d80c1c7492ca5209e816a4e83fdbd6e2fcb6f1ff936f

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 19:43

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General

Target

Cryp_RAT.rtf
Size

662KB
MD5

1fc2941b70df9dd6cdf4cb82af740fe9
SHA1

e5d18e3487ca2d5037215c0e0ebfaf7ccae1c655
SHA256

44b87df9f68f5a3084c7d80c1c7492ca5209e816a4e83fdbd6e2fcb6f1ff936f
SHA512

d5da156e406093bfd398d78a36962360ed6918d6b96e641843e7eeddbd6fe41c0a1681bf0a4fe9e31be22d7b1e16267e62abafc9c14d1dea223e72f3ef810081
SSDEEP

12288:6NtcndUa0XzmFe4lT+F4qZDGefM4qeF4C:6Oua0XzmFFI+7Z4VT

Score

10^/10

lockbit neshta defense_evasion discovery persistence ransomware spyware stealer

Malware Config

Extracted

Path

C:\TdGeIqAUn.README.txt

Family

lockbit

Ransom Note

~~~ LockBit 3.0 the world's fastest ransomware since 2019~~~ >>>> Your data are stolen and encrypted The data will be published on TOR website if you do not pay the ransom If you not pay Payment:BITCOIN AFTER SEND BITCOIN Contact [email protected]

Emails

[email protected]

Signatures

Detect Neshta payload 7 IoCs

resource	yara_rule
behavioral1/files/0x0007000000015d87-13.dat	family_neshta
behavioral1/files/0x0001000000010312-26.dat	family_neshta
behavioral1/files/0x0006000000016d36-1039.dat	family_neshta
behavioral1/memory/2636-1094-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2260-1095-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2260-1099-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral1/memory/2636-1097-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit
Lockbit family
lockbit
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Neshta family
neshta
Renames multiple (317) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Executes dropped EXE 5 IoCs

pid	Process
2636	Client.exe
2600	Client.exe
988	Client.exe
1916	69BB.tmp
2260	svchost.com

Loads dropped DLL 32 IoCs

pid	Process
2684	cmd.exe
2684	cmd.exe
2636	Client.exe
2600	Client.exe
2636	Client.exe
988	Client.exe
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com
2260	svchost.com

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	Client.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File opened for modification	C:\$Recycle.Bin\S-1-5-21-1846800975-3917212583-2893086201-1000\desktop.ini	Client.exe
File opened for modification	F:\$RECYCLE.BIN\S-1-5-21-1846800975-3917212583-2893086201-1000\desktop.ini	Client.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\TdGeIqAUn.bmp"	Client.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\TdGeIqAUn.bmp"	Client.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1916	69BB.tmp

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2600 set thread context of 988	2600	Client.exe	37

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	Client.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	Client.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	Client.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	svchost.com
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE	Client.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	Client.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	svchost.com
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	Client.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	Client.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	Client.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	svchost.com
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	svchost.com
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	Client.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	svchost.com
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	svchost.com
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE	Client.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	Client.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	Client.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	Client.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	Client.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	Client.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	Client.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	Client.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	Client.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	svchost.com
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	Client.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	Client.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	Client.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	Client.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	Client.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	Client.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	svchost.com
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	Client.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	Client.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	svchost.com
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	Client.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	Client.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	svchost.com
File opened for modification	C:\Windows\svchost.com	Client.exe
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE
File opened for modification	C:\Windows\directx.sys	svchost.com

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	69BB.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EQNEDT32.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EQNEDT32.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Client.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Client.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Client.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Office loads VBA resources, possible macro or embedded object present

Launches Equation Editor 1 TTPs 2 IoCs

Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

exploit

Exploitation for Client Execution

T1203

pid	Process
2724	EQNEDT32.EXE
2796	EQNEDT32.EXE

Modifies Control Panel 2 IoCs

evasion

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Control Panel\Desktop\WallpaperStyle = "10"	Client.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Control Panel\Desktop	Client.exe

Modifies registry class 6 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	Client.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.TdGeIqAUn	Client.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.TdGeIqAUn\ = "TdGeIqAUn"	Client.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TdGeIqAUn\DefaultIcon	Client.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TdGeIqAUn	Client.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TdGeIqAUn\DefaultIcon\ = "C:\\ProgramData\\TdGeIqAUn.ico"	Client.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2084	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe
988	Client.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
988	Client.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2600	Client.exe
Token: SeAssignPrimaryTokenPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeDebugPrivilege	988	Client.exe
Token: 36	988	Client.exe
Token: SeImpersonatePrivilege	988	Client.exe
Token: SeIncBasePriorityPrivilege	988	Client.exe
Token: SeIncreaseQuotaPrivilege	988	Client.exe
Token: 33	988	Client.exe
Token: SeManageVolumePrivilege	988	Client.exe
Token: SeProfSingleProcessPrivilege	988	Client.exe
Token: SeRestorePrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSystemProfilePrivilege	988	Client.exe
Token: SeTakeOwnershipPrivilege	988	Client.exe
Token: SeShutdownPrivilege	988	Client.exe
Token: SeDebugPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeBackupPrivilege	988	Client.exe
Token: SeSecurityPrivilege	988	Client.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2084	WINWORD.EXE
2084	WINWORD.EXE

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 2796 wrote to memory of 2684	2796	EQNEDT32.EXE	32
PID 2796 wrote to memory of 2684	2796	EQNEDT32.EXE	32
PID 2796 wrote to memory of 2684	2796	EQNEDT32.EXE	32
PID 2796 wrote to memory of 2684	2796	EQNEDT32.EXE	32
PID 2684 wrote to memory of 2636	2684	cmd.exe	35
PID 2684 wrote to memory of 2636	2684	cmd.exe	35
PID 2684 wrote to memory of 2636	2684	cmd.exe	35
PID 2684 wrote to memory of 2636	2684	cmd.exe	35
PID 2636 wrote to memory of 2600	2636	Client.exe	36
PID 2636 wrote to memory of 2600	2636	Client.exe	36
PID 2636 wrote to memory of 2600	2636	Client.exe	36
PID 2636 wrote to memory of 2600	2636	Client.exe	36
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 2600 wrote to memory of 988	2600	Client.exe	37
PID 988 wrote to memory of 1916	988	Client.exe	41
PID 988 wrote to memory of 1916	988	Client.exe	41
PID 988 wrote to memory of 1916	988	Client.exe	41
PID 988 wrote to memory of 1916	988	Client.exe	41
PID 988 wrote to memory of 1916	988	Client.exe	41
PID 1916 wrote to memory of 2260	1916	69BB.tmp	42
PID 1916 wrote to memory of 2260	1916	69BB.tmp	42
PID 1916 wrote to memory of 2260	1916	69BB.tmp	42
PID 1916 wrote to memory of 2260	1916	69BB.tmp	42
PID 2260 wrote to memory of 1780	2260	svchost.com	43
PID 2260 wrote to memory of 1780	2260	svchost.com	43
PID 2260 wrote to memory of 1780	2260	svchost.com	43
PID 2260 wrote to memory of 1780	2260	svchost.com	43

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Cryp_RAT.rtf"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2084

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- System Location Discovery: System Language Discovery
- Launches Equation Editor
PID:2724

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- System Location Discovery: System Language Discovery
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:2796
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c%tmp%\Client.exe AC
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Users\Admin\AppData\Local\Temp\Client.exe
    C:\Users\Admin\AppData\Local\Temp\Client.exe AC
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Modifies system executable filetype association
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2636
  - - C:\Users\Admin\AppData\Local\Temp\3582-490\Client.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\Client.exe" A C
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2600
    - - C:\Users\Admin\AppData\Local\Temp\3582-490\Client.exe
        
        "C:\Users\Admin\AppData\Local\Temp\3582-490\Client.exe"
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops desktop.ini file(s)
        Sets desktop wallpaper using registry
        System Location Discovery: System Language Discovery
        Modifies Control Panel
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: RenamesItself
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:988
      - C:\ProgramData\69BB.tmp
        
        "C:\ProgramData\69BB.tmp"
        6⤵
        Executes dropped EXE
        Suspicious use of NtSetInformationThreadHideFromDebugger
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1916
        
        C:\Windows\svchost.com
        
        "C:\Windows\svchost.com" "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\69BB.tmp >> NUL
        7⤵
        Executes dropped EXE
        Loads dropped DLL
        Drops file in Program Files directory
        Drops file in Windows directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2260
        
        C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\System32\cmd.exe /C DEL /F /Q C:\PROGRA~3\69BB.tmp >> NUL
        8⤵
        System Location Discovery: System Language Discovery
        
        PID:1780

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x14c
1⤵
PID:352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Exploitation for Client Execution

T1203

Persistence

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-1846800975-3917212583-2893086201-1000\KKKKKKKKKKK

Filesize
129B

MD5
10ccea80be2cade9008a7eb13d0361b2

SHA1
fa7013e37939eb3e50c2f585dbe10c50a5e1fc95

SHA256
8acca1c01ebb498d0243a9ef07bbb7e626d94a31e6748478c182dca6d1f77bb2

SHA512
a19ade88b277dff35fecca1da70e78d97b85cdfc5ecc6717bcb247b0ef1f18bf2460515f8e70fb7e8d583aff407fb3f742cea2b71a88323e2145438fc0f7bf44

Download Submit
C:\MSOCache\ALLUSE~1\{90140~1\DW20.EXE

Filesize
859KB

MD5
02ee6a3424782531461fb2f10713d3c1

SHA1
b581a2c365d93ebb629e8363fd9f69afc673123f

SHA256
ead58c483cb20bcd57464f8a4929079539d634f469b213054bf737d227c026dc

SHA512
6c9272cb1b6bde3ee887e1463ab30ea76568cb1a285d11393337b78c4ad1c3b7e6ce47646a92ab6d70bff4b02ab9d699b84af9437b720e52dcd35579fe2693ec

Download Submit
C:\TdGeIqAUn.README.txt

Filesize
289B

MD5
47bf1514a0892e2468125cbf3b32caa9

SHA1
c3c24479ebefd9a0a05b0db879941951a702c77b

SHA256
a0c4eeae47956b19b2667ae5c94a154fc5002a78dea22e028049ece1d7a0c920

SHA512
252d78c25d9d5bd3eece76ce940cfadd6f80a81f59fea34c37495388cba4baccf1982cc2098cba28ee933b1d18cfbaa485b9e0fafa1791edfc5c86dd463329aa

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.MSO\D9FBEE.wmf

Filesize
316B

MD5
95bb648d6eb9265eeaf0f889731b1e23

SHA1
631d60a024835f4e53ceb9d0a987ce52fe517df4

SHA256
9639441a9d36e7e4fda980961b75eeb334540b8cfbcee71eb3cd857e0a838e0c

SHA512
184414ea68092124290049282147070a86172833359404ee26199a36083d720e291d55bb85e4ae1d02504ce841efbc646760e7cc5af4088a253aed7b2665c420

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\Client.exe

Filesize
282KB

MD5
035a441e07c7d7797cccfc92a988e156

SHA1
7d33fe3c6e43ae0440db5fc51d7d9fe653379902

SHA256
f00b211b5f93e23409e9383930c79990949b3671b1c1e0dc00208bb1c8f1e10d

SHA512
9b10c302581fed3b186ee9ad598ba98597318ae09a538eaedab7bffa0db5d4dea82d1a2ae4e320e210575763073f0e58be9416e8758ab495b02f9a54360a6636

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\DDDDDDDDDD

Filesize
282KB

MD5
fb8b7d00715bfb4bf6818ece19bc5f5b

SHA1
31b16dbdd5e2f39e8c52288dd08d49f4463254a8

SHA256
23f5ae3dfaa5c5b1eda7f6a839d2a3b2a075816b17d51315f99b0024d7884db5

SHA512
4be3401c6adcda96a44669e7891ed5d884c601b121e5c92cb16412944a245dfd7696a374825f8de611a9bcbefc9c81471864754bfe23931aff1b67d571f14801

Download Submit
C:\Users\Admin\AppData\Local\Temp\Client.exe

Filesize
323KB

MD5
2b9a1b7a5e13b8672655d0a09ce50217

SHA1
2b62dbb4edbc5460bb42e790ca1a4ba7a4821362

SHA256
f6c559c031b7b16b1edf34b38e74b6bf3a7106ca34881d7f5c63b8e0d7ac3694

SHA512
db34521fbd83a5c9a3671f2ed14854e98c83256a8e16b809d7a165754e5f02c3c6b7dd1f4e994be7e859da5a5a852b5a93d4846cefbc6985d81a56a34a766f52

Download Submit
C:\Users\Admin\AppData\Local\Temp\~$yp_RAT.rtf

Filesize
405B

MD5
ca5b0d889e6f9471bb28c71ce0ca6f8a

SHA1
660a2caeae6c9ac26c755e704883ecae1b4d5032

SHA256
194b780fa6ab17eb510a3806b8eb96f66a44a27f583369e42291af19e4e6772d

SHA512
70666ab7bbadf30d7b9164828180c2c0738295553f96c9b4ef204abff453b885acafc41248acc0f47e481f88de1166aa1b03e1da9ca57a7c42ac63bd7e3474f9

Download Submit
C:\Windows\svchost.com

Filesize
40KB

MD5
27cc46f9e49226bff7bd9d80ceb6f00b

SHA1
ce38b70cb368a5047c32a63f5c1942e04e1d8d3d

SHA256
91a8a010b76f69ec29934c4d0fa207c54850daa5941aeccea941d46e0525fc27

SHA512
c3a9d7886aa34ef77bffdc55c5aa59eff8eed4367b514606f197590cf63deadf5f1e83b4aaf5d87e668e5e5f710ee0737b7cf64416892fcdfc6430f28b356f65

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-1846800975-3917212583-2893086201-1000\DDDDDDDDDDD

Filesize
129B

MD5
f4d4f5fade343f1298fa34816d58c4e8

SHA1
280288e9b44c12a8a0e89fe7e3201019c20bea99

SHA256
baf77d46b0b0808b7eea0512d39031c2514f1c44f0051dbd23de82b392fcce1c

SHA512
6b90713c9cdba913d766688a9cbd0c0beb0c865342d64a4f1aaf09468b8cfde6ffb9360c30579c1e7b0274f02d7ff3bb25f3569689f891895e195daa21e1baea

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\ProgramData\69BB.tmp

Filesize
14KB

MD5
294e9f64cb1642dd89229fff0592856b

SHA1
97b148c27f3da29ba7b18d6aee8a0db9102f47c9

SHA256
917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

SHA512
b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

Download Submit
\Users\Admin\AppData\Local\Temp\ose00000.exe

Filesize
145KB

MD5
9d10f99a6712e28f8acd5641e3a7ea6b

SHA1
835e982347db919a681ba12f3891f62152e50f0d

SHA256
70964a0ed9011ea94044e15fa77edd9cf535cc79ed8e03a3721ff007e69595cc

SHA512
2141ee5c07aa3e038360013e3f40969e248bed05022d161b992df61f21934c5574ed9d3094ffd5245f5afd84815b24f80bda30055cf4d374f9c6254e842f6bd5

Download Submit
memory/988-62-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-254-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-47-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-45-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-43-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-41-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-54-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-998-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-59-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-50-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-995-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-224-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-52-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-39-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-37-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-49-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/988-35-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-981-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/988-979-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2084-100-0x00000000713CD000-0x00000000713D8000-memory.dmp

Filesize
44KB

Download
memory/2084-0-0x000000002F6F1000-0x000000002F6F2000-memory.dmp

Filesize
4KB

Download
memory/2084-2-0x00000000713CD000-0x00000000713D8000-memory.dmp

Filesize
44KB

Download
memory/2084-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2260-1095-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2260-1099-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2600-33-0x0000000000210000-0x0000000000222000-memory.dmp

Filesize
72KB

Download
memory/2600-28-0x00000000002C0000-0x000000000030C000-memory.dmp

Filesize
304KB

Download
memory/2636-1094-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2636-1097-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download