7d30d5da78a2f048bb0e37599fa48f25454e9aefb27048b2fc89636e2ba1016a

Analysis

max time kernel
100s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 04:09

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General

Target

7d30d5da78a2f048bb0e37599fa48f25454e9aefb27048b2fc89636e2ba1016aN.dll
Size

319KB
MD5

db7742f24bd25fbe716ac0b850e15f90
SHA1

3d8850ea96fea02e2fbf8e9f4ee3107cce9ae50c
SHA256

7d30d5da78a2f048bb0e37599fa48f25454e9aefb27048b2fc89636e2ba1016a
SHA512

74db47dfec60e38642b68f843596402cb83ccda6174cc9a2260ecdbab1ed6c2d2617e04f012d32eb1308eaa2edc6d287150bd383de195f8dbee1f420bb84088a
SSDEEP

6144:EHs/3ZcqyeJVOtCJQWYONOQVdSPh17rCNWzfTq877Aaq8Pg:EHsPZcqyeJn3SPr7eNWz7q83AapPg

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3360	regsvr32mgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\regsvr32mgr.exe	regsvr32.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0009000000023c93-3.dat	upx
behavioral2/memory/3360-4-0x0000000000400000-0x000000000045B000-memory.dmp	upx
behavioral2/memory/3360-7-0x0000000000400000-0x000000000045B000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3832	3360	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 2 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	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32mgr.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PICTORIALINDEX.PictorialIndexCtrl.2\ = "AMI Pictorial Control 6.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\TypeLib\ = "{CE8C8284-8BA0-4E97-8914-F996152D3DDF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\MiscStatus\1\ = "131473"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}\1.0\ = "PictorialIndex ActiveX Control module"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\TypeLib\ = "{CE8C8284-8BA0-4E97-8914-F996152D3DDF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\ = "_DPictorialIndex"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\ToolboxBitmap32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\Version\ = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\TypeLib\ = "{CE8C8284-8BA0-4E97-8914-F996152D3DDF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\PICTORIALINDEX.PictorialIndexCtrl.2\CLSID\ = "{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\ToolboxBitmap32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7d30d5da78a2f048bb0e37599fa48f25454e9aefb27048b2fc89636e2ba1016aN.dll, 1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\MiscStatus\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7d30d5da78a2f048bb0e37599fa48f25454e9aefb27048b2fc89636e2ba1016aN.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\ = "_DPictorialIndex"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\MiscStatus	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\Implemented Categories\{7DD95801-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}\1.0\FLAGS\ = "2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\ = "AMI Pictorial Control 6.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{CE8C8284-8BA0-4E97-8914-F996152D3DDF}\1.0\HELPDIR\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\Control\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\Control	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\ = "_DPictorialIndexEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\MiscStatus\1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PICTORIALINDEX.PictorialIndexCtrl.2	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\ProgID\ = "PICTORIALINDEX.PictorialIndexCtrl.2"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7d30d5da78a2f048bb0e37599fa48f25454e9aefb27048b2fc89636e2ba1016aN.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{069E56F1-7636-4E4D-834D-73D124BD150B}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\TypeLib\ = "{CE8C8284-8BA0-4E97-8914-F996152D3DDF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\TypeLib\ = "{CE8C8284-8BA0-4E97-8914-F996152D3DDF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4D964C1C-4407-43CC-B9B1-F560C2D354A6}\ = "_DPictorialIndexEvents"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PICTORIALINDEX.PictorialIndexCtrl.2\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{33F2C7B2-7F56-4BFD-BBE6-C8F55B362EE4}\Implemented Categories	regsvr32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3544 wrote to memory of 4600	3544	regsvr32.exe	83
PID 3544 wrote to memory of 4600	3544	regsvr32.exe	83
PID 3544 wrote to memory of 4600	3544	regsvr32.exe	83
PID 4600 wrote to memory of 3360	4600	regsvr32.exe	84
PID 4600 wrote to memory of 3360	4600	regsvr32.exe	84
PID 4600 wrote to memory of 3360	4600	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7d30d5da78a2f048bb0e37599fa48f25454e9aefb27048b2fc89636e2ba1016aN.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3544
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\7d30d5da78a2f048bb0e37599fa48f25454e9aefb27048b2fc89636e2ba1016aN.dll
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:4600
- - C:\Windows\SysWOW64\regsvr32mgr.exe
    C:\Windows\SysWOW64\regsvr32mgr.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3360
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3360 -s 264
      4⤵
      Program crash
      PID:3832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3360 -ip 3360
1⤵
PID:3504

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\regsvr32mgr.exe

Filesize
105KB

MD5
1713dcea0892955ae4ad238bf4b9a34d

SHA1
172c10720153e717402654f97ad56516f43705bf

SHA256
e4cbc03a8bea10728e756b7187435b3675af2d45ace12e6b6641e44b25d54b23

SHA512
e0a0a1ec9e9380bcc1692016dcadb6b794ef13e3a49b9709799c8b281401cd0faa0b63b0aa0fa750820cdec674f7c6e02e259e66cf843975fcbd49e9c1be021c

Download Submit
memory/3360-4-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3360-6-0x0000000000810000-0x0000000000811000-memory.dmp

Filesize
4KB

Download
memory/3360-7-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4600-0-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download