896fca5100c8a8c0b84908249cafa259654cf5eaf8191fa5da65d57b7b727dae

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
16/05/2024, 22:13

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General

Target
$_2_/SBIEBrowserHelperObject.dll
Size 21KB
Sample240516-145amaba78
SHA256 d7a4f12d0d576b02c11f802f156708954ea9e6875ff0e9abab2058f59da2c8b7
MD5 49c49109ca8caf9a170a21117f6a6dd5
SHA1 2c0f16cba5fb2e373959470ae6426df622253e6c
SHA512 5d9f4f6278c52b84bea4341d3d04da68926f0868f68fba2f2d0429777d33ecd54b58bcddd5d959fd20a3810095a3907624e6362b857d51640c68394a8aab9c9c
SSDEEP 384:+EQ47Fg5TfkzQaIY8nztOtuqmXIY4NnCYuSPLn8wu9t:txg57kzQvY8ztOt5a4NAwu9t
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

adware 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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{BC80074F-05FC-42b4-96F8-B2BE8E1148C0}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{BC80074F-05FC-42b4-96F8-B2BE8E1148C0}	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BC80074F-05FC-42b4-96F8-B2BE8E1148C0}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BC80074F-05FC-42b4-96F8-B2BE8E1148C0}\ = "SBOX BHO"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BC80074F-05FC-42b4-96F8-B2BE8E1148C0}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BC80074F-05FC-42b4-96F8-B2BE8E1148C0}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$_2_\\SBIEBrowserHelperObject.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BC80074F-05FC-42b4-96F8-B2BE8E1148C0}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2704	2744	regsvr32.exe	28
PID 2744 wrote to memory of 2704	2744	regsvr32.exe	28
PID 2744 wrote to memory of 2704	2744	regsvr32.exe	28
PID 2744 wrote to memory of 2704	2744	regsvr32.exe	28
PID 2744 wrote to memory of 2704	2744	regsvr32.exe	28
PID 2744 wrote to memory of 2704	2744	regsvr32.exe	28
PID 2744 wrote to memory of 2704	2744	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$_2_\SBIEBrowserHelperObject.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$_2_\SBIEBrowserHelperObject.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2704

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

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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