790b000a5565554a328cfcc6889c2c151a15614616cf155dc8afb4217037b183

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-10-2024 10:26

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General

Target

$COMMONFILES/Angels/IEsafe.dll
Size

1.0MB
MD5

187acf37e0013594b7cf40974d619f2e
SHA1

f761952326b3de5e87d80958013795e7a9e2de49
SHA256

5719b9d21a4a77dff2b3f84243cc01ebb3c0cd7005c87154c64d119d9a5a745a
SHA512

17b94951552916c92982e477ffbf2d0ab6ee7b1cd7a540c5c8520157d99d32105355ba24073fc11513053eb167c69b7ff3589734f21a7e0d13850301354ece32
SSDEEP

12288:juCuc3mTlH/gt3Uv/Os+Bx4mwEjazFo5JtZ4ISZmo9rBRZsNYVlxdHhwxySkGK6H:jkRZsNYVLwxyYjgv9Jad

Score

6^/10

adware discovery stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 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	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7369D35A-5B70-4A5B-B789-B25FE09B4AF3}	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 Internet Explorer settings 1 TTPs 6 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Toolbar\ShellBrowser\{43869BB3-22FD-4F15-9B46-238106BA2F4E} = b39b8643fd22154f9b46238106ba2f4e	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Internet Explorer\Toolbar	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Toolbar\{43869BB3-22FD-4F15-9B46-238106BA2F4E} = "IESafeBar Class"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	regsvr32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser\{43869BB3-22FD-4F15-9B46-238106BA2F4E} = b39b8643fd22154f9b46238106ba2f4e	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Toolbar\ShellBrowser	regsvr32.exe

Modifies registry class 64 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0BAB0B07-1797-4B44-A381-5A1BDF48B5A2}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F1FD1210-3B1E-4D72-8F60-88D26B152B7B}\VersionIndependentProgID\ = "IESafeBarCtrl.DocEventHandler"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.WindowEventHandler\CurVer\ = "IESafeBarCtrl.WindowEventHandler.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0FF868E0-29C9-476A-A82E-F2BA07D53129}\TypeLib\ = "{E2DD9AF1-C336-49D4-A59E-880807A02DCF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0BAB0B07-1797-4B44-A381-5A1BDF48B5A2}\ = "IWindowEventHandler"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BA53E651-292F-4376-A3D8-BFAEFB8DDA58}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B03966F2-C15C-4A81-A6A4-2A273F4E60D6}\ = "IDocEventHandler"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0BAB0B07-1797-4B44-A381-5A1BDF48B5A2}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F1FD1210-3B1E-4D72-8F60-88D26B152B7B}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F1FD1210-3B1E-4D72-8F60-88D26B152B7B}\TypeLib\ = "{E2DD9AF1-C336-49D4-A59E-880807A02DCF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2DD9AF1-C336-49D4-A59E-880807A02DCF}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BA53E651-292F-4376-A3D8-BFAEFB8DDA58}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EF2AB504-F42C-4E32-B9B1-90FF01E8E61A}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B03966F2-C15C-4A81-A6A4-2A273F4E60D6}\TypeLib\ = "{E2DD9AF1-C336-49D4-A59E-880807A02DCF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BA53E651-292F-4376-A3D8-BFAEFB8DDA58}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B03966F2-C15C-4A81-A6A4-2A273F4E60D6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43869BB3-22FD-4F15-9B46-238106BA2F4E}\ = "IESafe ¹¤¾ßÀ¸"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.BrowserHelper.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BA53E651-292F-4376-A3D8-BFAEFB8DDA58}\ = "IIESafeBar"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BA53E651-292F-4376-A3D8-BFAEFB8DDA58}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B03966F2-C15C-4A81-A6A4-2A273F4E60D6}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43869BB3-22FD-4F15-9B46-238106BA2F4E}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7369D35A-5B70-4A5B-B789-B25FE09B4AF3}\ = "BrowserHelper Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.DocEventHandler.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BA53E651-292F-4376-A3D8-BFAEFB8DDA58}\TypeLib\ = "{E2DD9AF1-C336-49D4-A59E-880807A02DCF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0FF868E0-29C9-476A-A82E-F2BA07D53129}\ = "IBrowserHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{B03966F2-C15C-4A81-A6A4-2A273F4E60D6}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.DocEventHandler\CurVer\ = "IESafeBarCtrl.DocEventHandler.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F1FD1210-3B1E-4D72-8F60-88D26B152B7B}\ProgID\ = "IESafeBarCtrl.DocEventHandler.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0FF868E0-29C9-476A-A82E-F2BA07D53129}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0FF868E0-29C9-476A-A82E-F2BA07D53129}\ = "IBrowserHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43869BB3-22FD-4F15-9B46-238106BA2F4E}\Implemented Categories\{7DD95802-9882-11CF-9FA9-00AA006C42C4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0BAB0B07-1797-4B44-A381-5A1BDF48B5A2}\ = "IWindowEventHandler"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0BAB0B07-1797-4B44-A381-5A1BDF48B5A2}\TypeLib\ = "{E2DD9AF1-C336-49D4-A59E-880807A02DCF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43869BB3-22FD-4F15-9B46-238106BA2F4E}\ToolboxBitmap32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$COMMONFILES\\Angels\\IEsafe.dll ,201"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F1FD1210-3B1E-4D72-8F60-88D26B152B7B}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EF2AB504-F42C-4E32-B9B1-90FF01E8E61A}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0FF868E0-29C9-476A-A82E-F2BA07D53129}\TypeLib\ = "{E2DD9AF1-C336-49D4-A59E-880807A02DCF}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0BAB0B07-1797-4B44-A381-5A1BDF48B5A2}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.IESafeBar.1\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.IESafeBar\CurVer\ = "IESafeBarCtrl.IESafeBar.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.DocEventHandler	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.DocEventHandler\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Component Categories\{56FFCC30-D398-11d0-B2AE-00A0C908FA49}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.IESafeBar.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7369D35A-5B70-4A5B-B789-B25FE09B4AF3}\VersionIndependentProgID\ = "IESafeBarCtrl.BrowserHelper"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.WindowEventHandler\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0FF868E0-29C9-476A-A82E-F2BA07D53129}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43869BB3-22FD-4F15-9B46-238106BA2F4E}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.BrowserHelper\CLSID\ = "{7369D35A-5B70-4A5B-B789-B25FE09B4AF3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.BrowserHelper\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2DD9AF1-C336-49D4-A59E-880807A02DCF}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43869BB3-22FD-4F15-9B46-238106BA2F4E}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.DocEventHandler.1\ = "DocEventHandler Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.WindowEventHandler	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EF2AB504-F42C-4E32-B9B1-90FF01E8E61A}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BA53E651-292F-4376-A3D8-BFAEFB8DDA58}\TypeLib\ = "{E2DD9AF1-C336-49D4-A59E-880807A02DCF}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0BAB0B07-1797-4B44-A381-5A1BDF48B5A2}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7369D35A-5B70-4A5B-B789-B25FE09B4AF3}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.DocEventHandler\ = "DocEventHandler Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F1FD1210-3B1E-4D72-8F60-88D26B152B7B}\ = "DocEventHandler Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.BrowserHelper.1\CLSID\ = "{7369D35A-5B70-4A5B-B789-B25FE09B4AF3}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IESafeBarCtrl.DocEventHandler\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{0BAB0B07-1797-4B44-A381-5A1BDF48B5A2}\ProxyStubClsid32	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2340	2320	regsvr32.exe	31
PID 2320 wrote to memory of 2340	2320	regsvr32.exe	31
PID 2320 wrote to memory of 2340	2320	regsvr32.exe	31
PID 2320 wrote to memory of 2340	2320	regsvr32.exe	31
PID 2320 wrote to memory of 2340	2320	regsvr32.exe	31
PID 2320 wrote to memory of 2340	2320	regsvr32.exe	31
PID 2320 wrote to memory of 2340	2320	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$COMMONFILES\Angels\IEsafe.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$COMMONFILES\Angels\IEsafe.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:2340

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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