48c616cbb15b33f9f8001ae8074e8f68657f604bb20b923ddb6722f752427a9e

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
22/08/2024, 06:51

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General

Target

iesuper.dll
Size

296KB
MD5

c005c3255a6207df7866eaf6a21321a2
SHA1

f02b3b3e213dfccef233ee41514a799d88c2b776
SHA256

d9cc7ce178d584ee18d01df20310b7b84e6cf2a0e1ad20d713303033a04e7d72
SHA512

84d5256ffc9195a444f312c9360249fd85ac1bab4f98915e4d207870a02e2e995fdbb1f502bfcbb52701b1ae121d37d9d583360c9e37d11402edded1547ee299
SSDEEP

6144:6wU0ydYlu19HNrG8I8i9bCiNOzvzLvtpmowIksm:e0zurNrqtSz3jy

Score

6^/10

adware discovery stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\ = "IESuper"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\NoExplorer = "1"	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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

Modifies registry class 51 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj.1\CLSID\ = "{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj\CLSID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41A5-9080-0F41D1A3AEC2}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\VersionIndependentProgID\ = "IESuperHelper.Obj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\TypeLib\ = "{15BDF1BD-B1E5-4816-A17E-35F5A2554288}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj\CurVer\ = "IESuperHelper.Obj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41A5-9080-0F41D1A3AEC2}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\VersionIndependentProgID\ = "IESuper.Obj"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj\CurVer\ = "IESuper.Obj.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\ProgID\ = "IESuper.Obj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\ = "IESuperHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj\CLSID\ = "{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41A5-9080-0F41D1A3AEC2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\ = "IESuper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\iesuper.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41A5-9080-0F41D1A3AEC2}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\iesuper.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj\ = "IESuper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj\CLSID\ = "{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\ProgID\ = "IESuperHelper.Obj.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\iesuper.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuper.Obj.1\ = "IESuper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj.1\CLSID\ = "{1A49F431-2A2E-41a5-9080-0F41D1A3AEC1}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj\ = "IESuperHelper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41a5-9080-0F41D1A3AEC2}\TypeLib\ = "{15BDF1BD-B1E5-4816-A17E-35F5A2554289}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41A5-9080-0F41D1A3AEC2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41A5-9080-0F41D1A3AEC2}\ = "IESuper"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1A49F431-2A2E-41A5-9080-0F41D1A3AEC2}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESuperHelper.Obj.1\ = "IESuperHelper"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 284	2372	regsvr32.exe	31
PID 2372 wrote to memory of 284	2372	regsvr32.exe	31
PID 2372 wrote to memory of 284	2372	regsvr32.exe	31
PID 2372 wrote to memory of 284	2372	regsvr32.exe	31
PID 2372 wrote to memory of 284	2372	regsvr32.exe	31
PID 2372 wrote to memory of 284	2372	regsvr32.exe	31
PID 2372 wrote to memory of 284	2372	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\iesuper.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\iesuper.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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