5efc450fb8443aad846a50b7ccd40b2dcf20f0cf8425f98e880b28340f88e972

Analysis

max time kernel
122s
max time network
145s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
06/01/2024, 18:49

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General

Target

46f03e09f68ac8d7fb6127bc14645464.dll
Size

78KB
MD5

46f03e09f68ac8d7fb6127bc14645464
SHA1

28946af9f9a83bb70b0a7e4a525f91d4a2ab10d7
SHA256

5efc450fb8443aad846a50b7ccd40b2dcf20f0cf8425f98e880b28340f88e972
SHA512

02164c9676aaba78223e0b548109b0877266849e4bafa3bf08e4fb0e7e105e35ad64bab52759e91fce8fbd5ac16b8dfcd865739daf380a5cb8ca64be90512028
SSDEEP

1536:OZrhA4IDp/1ls2isWncqjdGXKLvaBoCalnpWBSE64m9MHdAnouy89RzR:OZrO4kB1lsKWcqjdG6uBraln0SEHdooQ

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2096-0-0x0000000010000000-0x0000000010036000-memory.dmp	upx

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\Toolbar	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Toolbar\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}	regsvr32.exe

Modifies registry class 46 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\ = "The sdrmod"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.ToolBar.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.StockBar\CLSID\ = "{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.StockBar\CurVer\ = "sdrmod.ToolBar.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\TypeLib\ = "{861A084D-C8F1-47F8-90F1-6494C0645FF2}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\TypeLib\ = "{861A084D-C8F1-47F8-90F1-6494C0645FF2}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.ToolBar.1\ = "The sdrmod"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\ = "IStockBar"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.StockBar\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}\1.0\ = "sdrmod 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\TypeLib\ = "{861A084D-C8F1-47F8-90F1-6494C0645FF2}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.StockBar\ = "The sdrmod"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\46f03e09f68ac8d7fb6127bc14645464.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.ToolBar.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\ = "IStockBar"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\VersionIndependentProgID\ = "sdrmod.ToolBar"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.StockBar	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.StockBar\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\ProgID\ = "sdrmod.ToolBar.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\46f03e09f68ac8d7fb6127bc14645464.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\sdrmod.ToolBar.1\CLSID\ = "{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{861A084D-C8F1-47F8-90F1-6494C0645FF2}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{396DABCE-B1EC-4F50-A79F-D05C636CDF5A}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{16A0662E-AC21-4AD9-89E8-7495AC5ACE93}\TypeLib	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2096	2396	regsvr32.exe	15
PID 2396 wrote to memory of 2096	2396	regsvr32.exe	15
PID 2396 wrote to memory of 2096	2396	regsvr32.exe	15
PID 2396 wrote to memory of 2096	2396	regsvr32.exe	15
PID 2396 wrote to memory of 2096	2396	regsvr32.exe	15
PID 2396 wrote to memory of 2096	2396	regsvr32.exe	15
PID 2396 wrote to memory of 2096	2396	regsvr32.exe	15

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\46f03e09f68ac8d7fb6127bc14645464.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\46f03e09f68ac8d7fb6127bc14645464.dll
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:2096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2096-0-0x0000000010000000-0x0000000010036000-memory.dmp

Filesize
216KB

Download