426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6

Analysis

max time kernel
29s
max time network
59s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 09:32

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General

Target

426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Size

45KB
MD5

9df8fdbf0285b1403e9fd65656cdadc9
SHA1

15f2dab8ec7e726d08a7a340a2946b03f1b83565
SHA256

426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6
SHA512

6fb8ffc8da2aa856115aded2c9a942237cc881d08755659b91c5b2572052e6910722ad30d63a3560c48a90fb9fdde46890c0e8107ba3e20ec0b741a8817d7064
SSDEEP

768:kRJ8sWszOYqYwi/bv4HoAOh3FHExerMFjbebE7YHibbbpiFt5VBb0VxOy0deyS:kRJ8sTzU/i/bv4HfOh3FkIrMF2bWb8L8

Score

10^/10

evasion

Malware Config

Signatures

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "1"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\dao.ico	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Window Title = "Microsoft Internet Explorer"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key deleted	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\TYPEDURLS	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\Window Title = "Microsoft Internet Explorer"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.4462.com/?yya"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://www.4462.com/?yya"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe

Modifies registry class 30 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\DefaultIcon\ = "C:\\Program Files (x86)\\Internet Explorer\\IEXPLORE.EXE"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\É¾³ý(&D)\Command	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)\Command\ = "iexplore.exe http://www.4462.com/?yya"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÊôÐÔ(&R)\Command	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\PlayFlashDXA	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\É¾³ý(&D)	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÖØÃüÃû(&M)	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ = "Internet Explorer"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\É¾³ý(&D)\Command\ = "Rundll32.exe"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÖØÃüÃû(&M)\Command\ = "Rundll32.exe"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\Attributes = "0"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\PlayFlashDXA\cdafile2 = "202251"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\PlayFlashDXA\9 = "0"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÖØÃüÃû(&M)\Command	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\PlayFlashDXA\9 = "1"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÊôÐÔ(&R)	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)\Command	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)\ = "´ò¿ªÖ÷Ò³(&H)"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\HideOnDesktopPerUser	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\PlayFlashDXA\1 = "20221130"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\DefaultIcon	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÊôÐÔ(&R)\Command\ = "Rundll32.exe Shell32.dll,Control_RunDLL Inetcpl.cpl"	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\HideFolderVerbs	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\WantsParseDisplayName	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 1256	1224	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe	28
PID 1224 wrote to memory of 1256	1224	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe	28
PID 1224 wrote to memory of 1256	1224	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe	28
PID 1224 wrote to memory of 1256	1224	426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe	28

C:\Users\Admin\AppData\Local\Temp\426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
"C:\Users\Admin\AppData\Local\Temp\426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Users\Admin\AppData\Local\Temp\426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
  C:\Users\Admin\AppData\Local\Temp\426fb6f35216aa619835a05446b575dba318f5e794fa238bb7564d220f55d4e6.exe
  2⤵
  - Modifies Internet Explorer settings
  PID:1256

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Privilege Escalation

Defense Evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1224-54-0x0000000075C41000-0x0000000075C43000-memory.dmp

Filesize
8KB

Download
memory/1224-55-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1224-59-0x00000000003D0000-0x00000000003F6000-memory.dmp

Filesize
152KB

Download
memory/1224-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1256-58-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads