d004de48afd67e10306cb6fd64010dd6b555cd2d504603b36054ed078a31121d

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 13:22

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General

Target

37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Size

60KB
MD5

37d5e417da86a9a87b32ae9a1b7bd4e5
SHA1

cbf73efc25e4d569cc59b120a4a6afb8ee27381c
SHA256

d004de48afd67e10306cb6fd64010dd6b555cd2d504603b36054ed078a31121d
SHA512

9bcf1b1872100201cd4749c27e85e253fec30fb4bdcd8f32c668c91b963d2101efa37d059689bac28c5b9c96b64a23fc5adb5e5c863cf842f952073c9c211d86
SSDEEP

1536:Qv7xcpf2M/jBIuR+QAMPbemPN9csAlmco8xpDEl:7pf2kjBI2lvPAvccD4l

Score

10^/10

evasion persistence

Malware Config

Signatures

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

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "1"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\QQ = "D:\\Program\\3608\\QQ.exe"	regedit.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\msscp.reg	37d5e417da86a9a87b32ae9a1b7bd4e5.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\web\Index.htm	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
File opened for modification	C:\Windows\web\Index.htm	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
File created	C:\Windows\web\Index.html	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
File opened for modification	C:\Windows\web\Index.html	37d5e417da86a9a87b32ae9a1b7bd4e5.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key deleted	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\TYPEDURLS	37d5e417da86a9a87b32ae9a1b7bd4e5.exe

Modifies Internet Explorer start page 1 TTPs 2 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://www.pmw8.com/?sh"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.pmw8.com/?sh"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe

Modifies registry class 30 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\DefaultIcon	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\É¾³ý(&D)\Command	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÖØÃüÃû(&M)	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\Attributes = "0"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÊôÐÔ(&R)\Command	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÖØÃüÃû(&M)\Command	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÖØÃüÃû(&M)\Command\ = "Rundll32.exe"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Play2a\1 = "20240110"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell	37d5e417da86a9a87b32ae9a1b7bd4e5.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"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)\Command	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\HideFolderVerbs	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\É¾³ý(&D)	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)\ = "´ò¿ªÖ÷Ò³(&H)"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Play2a\10 = "1"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\DefaultIcon\ = "C:\\Program Files (x86)\\Internet Explorer\\IEXPLORE.EXE"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\Open(&O)\Command\ = "iexplore.exe C:\\WINDOWS\\Web\\index.html"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\HideOnDesktopPerUser	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Play2a	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Play2a\cdafile2 = "23026"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Play2a\10 = "0"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ = "Internet Explorer"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\ÊôÐÔ(&R)	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\Shell\É¾³ý(&D)\Command\ = "Rundll32.exe"	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder\WantsParseDisplayName	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	37d5e417da86a9a87b32ae9a1b7bd4e5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{C1A8AF25-1257-101B-8FB0-0020AF039CA8}\ShellFolder	37d5e417da86a9a87b32ae9a1b7bd4e5.exe

Runs .reg file with regedit 1 IoCs

pid	Process
2140	regedit.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2140	2076	37d5e417da86a9a87b32ae9a1b7bd4e5.exe	15
PID 2076 wrote to memory of 2140	2076	37d5e417da86a9a87b32ae9a1b7bd4e5.exe	15
PID 2076 wrote to memory of 2140	2076	37d5e417da86a9a87b32ae9a1b7bd4e5.exe	15
PID 2076 wrote to memory of 2140	2076	37d5e417da86a9a87b32ae9a1b7bd4e5.exe	15
PID 2076 wrote to memory of 1736	2076	37d5e417da86a9a87b32ae9a1b7bd4e5.exe	14
PID 2076 wrote to memory of 1736	2076	37d5e417da86a9a87b32ae9a1b7bd4e5.exe	14
PID 2076 wrote to memory of 1736	2076	37d5e417da86a9a87b32ae9a1b7bd4e5.exe	14
PID 2076 wrote to memory of 1736	2076	37d5e417da86a9a87b32ae9a1b7bd4e5.exe	14

C:\Users\Admin\AppData\Local\Temp\37d5e417da86a9a87b32ae9a1b7bd4e5.exe
C:\Users\Admin\AppData\Local\Temp\37d5e417da86a9a87b32ae9a1b7bd4e5.exe
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer start page
- Modifies registry class
PID:1736

C:\Windows\SysWOW64\regedit.exe
C:\Windows\regedit.exe /S C:\Windows\system32\msscp.reg
1⤵
- Adds Run key to start application
- Runs .reg file with regedit
PID:2140

C:\Users\Admin\AppData\Local\Temp\37d5e417da86a9a87b32ae9a1b7bd4e5.exe
"C:\Users\Admin\AppData\Local\Temp\37d5e417da86a9a87b32ae9a1b7bd4e5.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1736-4-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1736-18-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2076-2-0x00000000021C0000-0x00000000021EC000-memory.dmp

Filesize
176KB

Download
memory/2076-19-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2076-0-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads