69251722b4a8b02cb6cf76e09ad540b1c48ee3b99011c291c254d9b5fde6ebb5

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-11-2024 21:08

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General

Target

69251722b4a8b02cb6cf76e09ad540b1c48ee3b99011c291c254d9b5fde6ebb5N.dll
Size

126KB
MD5

2adbed9104b59ab027bdf73a7647a940
SHA1

3d4c3ea40379ab74839f44046a1522741723f853
SHA256

69251722b4a8b02cb6cf76e09ad540b1c48ee3b99011c291c254d9b5fde6ebb5
SHA512

6c70a3b52fc444aa96ae60ea7ee77fa5489b2c3134e7ad75ad25a88efdcf6ae349c4be5ee983f521520f4d2a14094583a29a9abe326f5a0ff8c25c0910065776
SSDEEP

3072:w/t8SM8yXvboPKjSiADaSTIJt1g9zYfD7HYmqxLzsC8:i0PqiAOSWVrhqhh8

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3588	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/0x000a000000023c01-3.dat	upx
behavioral2/memory/3588-5-0x0000000000400000-0x0000000000473000-memory.dmp	upx
behavioral2/memory/3588-8-0x0000000000400000-0x0000000000473000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2732	3588	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\WOW6432Node\Interface\{BE5E5F15-8EC4-4DCC-B48D-9957D2DE4D05}\NumMethods\ = "12"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D794FE36-10B1-4E7E-959D-9638794D2A1B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D05D6E91-72DA-4654-B8A7-BCBD3B87E3B6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D05D6E91-72DA-4654-B8A7-BCBD3B87E3B6}\NumMethods\ = "11"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{851D25E7-785F-4DB7-95F9-A0EF7E836C44}\ = "IFeatureCollectionGE"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE5E5F15-8EC4-4DCC-B48D-9957D2DE4D05}\ = "IAnimationControllerGE"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{07F46615-1857-40CF-9AA9-872C9858E769}\ProxyStubClsid32\ = "{F4F7B301-7C59-4851-BA97-C51F110B590F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{07F46615-1857-40CF-9AA9-872C9858E769}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{45F89E39-7A46-4CA4-97E3-8C5AA252531C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08D46BCD-AF56-4175-999E-6DDC3771C64E}\ProxyStubClsid32\ = "{F4F7B301-7C59-4851-BA97-C51F110B590F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E39391AE-51C0-4FBD-9042-F9C5B6094445}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E39391AE-51C0-4FBD-9042-F9C5B6094445}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{524E5B0F-D593-45A6-9F87-1BAE7D338373}\ProxyStubClsid32\ = "{F4F7B301-7C59-4851-BA97-C51F110B590F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{524E5B0F-D593-45A6-9F87-1BAE7D338373}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE5E5F15-8EC4-4DCC-B48D-9957D2DE4D05}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE5E5F15-8EC4-4DCC-B48D-9957D2DE4D05}\ProxyStubClsid32\ = "{F4F7B301-7C59-4851-BA97-C51F110B590F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{07F46615-1857-40CF-9AA9-872C9858E769}\ = "IKHFeature"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{80A43F86-E2CD-4671-A7FA-E5627B519711}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{865AB2C1-38C5-492B-8B71-AC73F5A7A43D}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{865AB2C1-38C5-492B-8B71-AC73F5A7A43D}\ProxyStubClsid32\ = "{F4F7B301-7C59-4851-BA97-C51F110B590F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08D46BCD-AF56-4175-999E-6DDC3771C64E}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{851D25E7-785F-4DB7-95F9-A0EF7E836C44}\NumMethods\ = "10"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{92547B06-0007-4820-B76A-C84E402CA709}\NumMethods\ = "16"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE5E5F15-8EC4-4DCC-B48D-9957D2DE4D05}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2830837B-D4E8-48C6-B6EE-04633372ABE4}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{865AB2C1-38C5-492B-8B71-AC73F5A7A43D}\NumMethods\ = "11"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D08577E0-365E-4216-B1A4-19353EAC1602}\ProxyStubClsid32\ = "{F4F7B301-7C59-4851-BA97-C51F110B590F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{851D25E7-785F-4DB7-95F9-A0EF7E836C44}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D08577E0-365E-4216-B1A4-19353EAC1602}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D08577E0-365E-4216-B1A4-19353EAC1602}\ = "ITourControllerGE"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000_Classes\WOW6432Node\Interface	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4F7B301-7C59-4851-BA97-C51F110B590F}\ = "IPointOnTerrainGE"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{524E5B0F-D593-45A6-9F87-1BAE7D338373}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{45F89E39-7A46-4CA4-97E3-8C5AA252531C}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2830837B-D4E8-48C6-B6EE-04633372ABE4}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2830837B-D4E8-48C6-B6EE-04633372ABE4}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D08577E0-365E-4216-B1A4-19353EAC1602}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{851D25E7-785F-4DB7-95F9-A0EF7E836C44}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4F7B301-7C59-4851-BA97-C51F110B590F}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\69251722b4a8b02cb6cf76e09ad540b1c48ee3b99011c291c254d9b5fde6ebb5N.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{92547B06-0007-4820-B76A-C84E402CA709}\ProxyStubClsid32\ = "{F4F7B301-7C59-4851-BA97-C51F110B590F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08D46BCD-AF56-4175-999E-6DDC3771C64E}\NumMethods\ = "21"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4F7B301-7C59-4851-BA97-C51F110B590F}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4F7B301-7C59-4851-BA97-C51F110B590F}\NumMethods\ = "12"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{524E5B0F-D593-45A6-9F87-1BAE7D338373}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BE5E5F15-8EC4-4DCC-B48D-9957D2DE4D05}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4F7B301-7C59-4851-BA97-C51F110B590F}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D05D6E91-72DA-4654-B8A7-BCBD3B87E3B6}\ProxyStubClsid32\ = "{F4F7B301-7C59-4851-BA97-C51F110B590F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E39391AE-51C0-4FBD-9042-F9C5B6094445}\ = "ITimeGE"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{865AB2C1-38C5-492B-8B71-AC73F5A7A43D}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08D46BCD-AF56-4175-999E-6DDC3771C64E}\ = "ICameraInfoGE"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D08577E0-365E-4216-B1A4-19353EAC1602}\NumMethods\ = "15"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{524E5B0F-D593-45A6-9F87-1BAE7D338373}\NumMethods\ = "11"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{45F89E39-7A46-4CA4-97E3-8C5AA252531C}\ProxyStubClsid32\ = "{F4F7B301-7C59-4851-BA97-C51F110B590F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D08577E0-365E-4216-B1A4-19353EAC1602}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{E39391AE-51C0-4FBD-9042-F9C5B6094445}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{865AB2C1-38C5-492B-8B71-AC73F5A7A43D}\ = "IViewExtentsGE"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4F7B301-7C59-4851-BA97-C51F110B590F}\ = "PSFactoryBuffer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{F4F7B301-7C59-4851-BA97-C51F110B590F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{07F46615-1857-40CF-9AA9-872C9858E769}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D794FE36-10B1-4E7E-959D-9638794D2A1B}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{D794FE36-10B1-4E7E-959D-9638794D2A1B}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{2830837B-D4E8-48C6-B6EE-04633372ABE4}\NumMethods\ = "42"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{08D46BCD-AF56-4175-999E-6DDC3771C64E}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{851D25E7-785F-4DB7-95F9-A0EF7E836C44}\ProxyStubClsid32	regsvr32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 2404	2740	regsvr32.exe	83
PID 2740 wrote to memory of 2404	2740	regsvr32.exe	83
PID 2740 wrote to memory of 2404	2740	regsvr32.exe	83
PID 2404 wrote to memory of 3588	2404	regsvr32.exe	84
PID 2404 wrote to memory of 3588	2404	regsvr32.exe	84
PID 2404 wrote to memory of 3588	2404	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\69251722b4a8b02cb6cf76e09ad540b1c48ee3b99011c291c254d9b5fde6ebb5N.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\69251722b4a8b02cb6cf76e09ad540b1c48ee3b99011c291c254d9b5fde6ebb5N.dll
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\regsvr32mgr.exe
    C:\Windows\SysWOW64\regsvr32mgr.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3588
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3588 -s 264
      4⤵
      Program crash
      PID:2732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3588 -ip 3588
1⤵
PID:4104

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
48327ee6dec8ae239eff2ffb30403028

SHA1
45e4e5014944e1229c49f9e7ad4d0925d93a55bb

SHA256
aa3d7c9d4576ca5b9848306ec5f1e3331d1227c9d1e20d2ea80ba611084bad6a

SHA512
1c20199e6726237c47f9bd958e9a135778280a8c0e0a86f8bed05f98d199e1502bb54605b036c6a2a54fbc5c48407afaab1e08730e84f1a18d56f5ad3cb89316

Download Submit
memory/2404-0-0x0000000074C80000-0x0000000074CA4000-memory.dmp

Filesize
144KB

Download
memory/3588-6-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/3588-5-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/3588-8-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download