285ffa1bed4467770ecbfdbe37c55ef889aa49ce78763f5f8265fb764cfcf34d

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 05:51

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General

Target

2ab34333a2053b8d989fae3f6f188db4.exe
Size

245KB
MD5

2ab34333a2053b8d989fae3f6f188db4
SHA1

20e924fc980da665d17a1ea2bf2975414290fa3e
SHA256

285ffa1bed4467770ecbfdbe37c55ef889aa49ce78763f5f8265fb764cfcf34d
SHA512

8abe15ea001d34cd75324fb22b69e719f96bf92d842c9397563267a5d7c5b033769d7d96f0d22910ee5be4d92b607d14d237615842e971b5c96ec585ec4a98cd
SSDEEP

6144:h1OgDPdkBAFZWjadD4s5v3fgWnxSYAJtzaoS:h1OgLdaOA+nRoS

Score

7^/10

adware discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4232	50b43d265d636.exe

Loads dropped DLL 2 IoCs

pid	Process
4232	50b43d265d636.exe
4232	50b43d265d636.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Installs/modifies Browser Helper Object 2 TTPs 4 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\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\ = "Download and Sa"	50b43d265d636.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\NoExplorer = "1"	50b43d265d636.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}	50b43d265d636.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral2/files/0x000600000002321a-23.dat	nsis_installer_1
behavioral2/files/0x000600000002321a-23.dat	nsis_installer_2

Modifies registry class 63 IoCs

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\VersionIndependentProgID	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\ = "Download and Sa Class"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\ = "IIEPluginBHO"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx\CLSID	50b43d265d636.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\InprocServer32	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx\CLSID\ = "{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\ProgID	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\VersionIndependentProgID	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\InprocServer32\ThreadingModel = "Apartment"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\ProxyStubClsid32	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx.7.1	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx.7.1\ = "Download and Sa"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\ProgID\ = "50b43d265d66f.ocx.7.1"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\ProxyStubClsid32	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\ProxyStubClsid32	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\ = "IIEPluginStorage"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\TypeLib	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx\CurVer\ = "50b43d265d66f.ocx.7.1"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\TypeLib	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\TypeLib\Version = "1.0"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\TypeLib\Version = "1.0"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\VersionIndependentProgID\ = "50b43d265d66f.ocx"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\InprocServer32	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx.7.1\CLSID	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx\CurVer	50b43d265d636.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\Programmable	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\ProxyStubClsid32	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx.7.1\CLSID\ = "{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\ProgramData\\Download and Sa\\50b43d265d66f.ocx"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\ = "IIEPluginBHO"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	50b43d265d636.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{C66F0B7A-BD67-4982-AF71-C6CA6E7F016F}\TypeLib	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\TypeLib\Version = "1.0"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\ProgramData\\Download and Sa"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\ = "IIEPluginStorage"	50b43d265d636.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\ProgID	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\FLAGS\ = "0"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\TypeLib\Version = "1.0"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{31E3BC75-2A09-4CFF-9C92-8D0ED8D1DC0F}\TypeLib	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\50b43d265d66f.ocx.50b43d265d66f.ocx\ = "Download and Sa"	50b43d265d636.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\Programmable	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973}\InprocServer32\ = "C:\\ProgramData\\Download and Sa\\50b43d265d66f.ocx"	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	50b43d265d636.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 4232	1668	2ab34333a2053b8d989fae3f6f188db4.exe	17
PID 1668 wrote to memory of 4232	1668	2ab34333a2053b8d989fae3f6f188db4.exe	17
PID 1668 wrote to memory of 4232	1668	2ab34333a2053b8d989fae3f6f188db4.exe	17

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID	50b43d265d636.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{F8A19D86-A7B3-A116-D23D-6CC5EC6EE973} = "1"	50b43d265d636.exe

C:\Users\Admin\AppData\Local\Temp\2ab34333a2053b8d989fae3f6f188db4.exe
"C:\Users\Admin\AppData\Local\Temp\2ab34333a2053b8d989fae3f6f188db4.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Local\Temp\7zS4AA5.tmp\50b43d265d636.exe
  .\50b43d265d636.exe /s
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  - System policy modification
  PID:4232

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\7zS4AA5.tmp\[email protected]\bootstrap.js

Filesize
2KB

MD5
d3a6fdbe30e042af9e4e0207bfe60417

SHA1
373cb7165ba656217c8eedfd1d0bbe8c1963690a

SHA256
fd2dfba8e5ec77507317152acf9be85b93251d3ec318fa7afc2d069910495af0

SHA512
fc2623acbcf1564006bade631c5e6e327622f0a8654c702505243ab3f4c8ea92ff12bbaf23c7d03c736a19a96c17e0ce8013ef7ea76de942e5653842e7132ece

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zS4AA5.tmp\50b43d265d636.exe

Filesize
65KB

MD5
6fce522ef2543f1cd8812f45c8718ba6

SHA1
270c89c05963c0f24f976f6b75aa4d12ade4c837

SHA256
d75c34545066eb787ed671c6d4ce4f4c6267637518ca683dfefb79f95f14226b

SHA512
a0a486b95aeb9c059f23e639e16abdbfe94b041f33309b44e95743bf5a82f92d3c444c025b6c36a0dc296add3c2bc4f6affcf130014f16968be0afa8e0007880

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads