2db2257ad689c4df62b1b53df462cc1200136a43e2d500e3a2331965d3248890

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/03/2025, 02:54

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General

Target

flash4dv6full.exe
Size

1.6MB
MD5

8a81c6d21ff606ce0f6105d3a0eadb9b
SHA1

3a399f299b0c9ba7261a4976b9755e8eb56126c6
SHA256

abca96e44832b6c93e8598f8267593b2d327259101a6bbb76dfc61f08de3360d
SHA512

8a511e330b506792a31e2433db4222bd3a2c724e4a2790fb66efadf3c45e3db488c770132046f5a8eaece03698fc8995c75b0029ab25e788f7a00233a6384bca
SSDEEP

49152:q66rB3rilLxBTgb6PsjpdVuhOLvPtexGmTcf81:q66clLxNCpdGO5eaY

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
2268	flash4dv6full.exe
2268	flash4dv6full.exe
2268	flash4dv6full.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\swfgen.dll	flash4dv6full.exe
File opened for modification	C:\Windows\SysWOW64\swfgen.dll	flash4dv6full.exe

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

System Information Discovery
T1082

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	flash4dv6full.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	flash4dv6full.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	flash4dv6full.exe

Modifies registry class 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3BE82301-81D4-4BB9-80F6-AD16B5CA4300}\VersionIndependentProgID\ = "SWFGen.DataProxySound"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2CBB641B-2ED7-4A2F-B235-4D0CD2BEB4E5}\ProxyStubClsid32	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFKit.ZGen\CurVer\ = "SWFKit.ZGen.1"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyText.1	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F6205CEA-7374-4387-9C0C-3BDC110E0693}\ = "IDataProxyString"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4154F8D5-EA65-4107-A783-2451F01D4131}\TypeLib\ = "{4A48C49F-7F02-4F52-AFC8-05C208456BCA}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E9F6B481-4D73-4A3F-A2A8-98695A3411D0}\TypeLib\ = "{4A48C49F-7F02-4F52-AFC8-05C208456BCA}"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{233D5766-FD61-4DA4-82CF-D98EDB2FF354}\TypeLib	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{233D5766-FD61-4DA4-82CF-D98EDB2FF354}\TypeLib	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{2CBB641B-2ED7-4A2F-B235-4D0CD2BEB4E5}	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DA826579-C657-4B3C-97BE-B4B48CC7EA44}	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E1E8B223-49C8-48FF-B131-456670C6DEFA}\InprocServer32\ThreadingModel = "Apartment"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyEditText\CurVer	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxySound	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{53D36828-296F-4241-B941-E0052A25A745}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B97E2478-7312-495F-B0E5-8D69C19D6118}\ = "IDataProxyText"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DC098E49-3DA9-43F2-AF8F-A09FA87C84E1}\TypeLib\ = "{4A48C49F-7F02-4F52-AFC8-05C208456BCA}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{680200A5-CEA6-402C-AD60-466211E4BC5C}\VersionIndependentProgID\ = "SWFGen.DataProxyText"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{233D5766-FD61-4DA4-82CF-D98EDB2FF354}\TypeLib\ = "{4A48C49F-7F02-4F52-AFC8-05C208456BCA}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{53D36828-296F-4241-B941-E0052A25A745}\TypeLib\ = "{4A48C49F-7F02-4F52-AFC8-05C208456BCA}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DC098E49-3DA9-43F2-AF8F-A09FA87C84E1}\TypeLib\Version = "1.0"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{75F5BC84-BF58-4C7C-B769-17EE6BD6AFCD}\ProxyStubClsid32	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E9F6B481-4D73-4A3F-A2A8-98695A3411D0}\Programmable	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A4F3859A-4301-478F-9DB6-5EF658167072}\InprocServer32	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyBackgroundColor	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{F6205CEA-7374-4387-9C0C-3BDC110E0693}\TypeLib\ = "{4A48C49F-7F02-4F52-AFC8-05C208456BCA}"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B97E2478-7312-495F-B0E5-8D69C19D6118}\TypeLib	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4154F8D5-EA65-4107-A783-2451F01D4131}	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyString.1\ = "DataProxyString Class"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E9F6B481-4D73-4A3F-A2A8-98695A3411D0}\InprocServer32	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxySound\CLSID\ = "{3BE82301-81D4-4BB9-80F6-AD16B5CA4300}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E9F6B481-4D73-4A3F-A2A8-98695A3411D0}\VersionIndependentProgID\ = "SWFGen.DataProxyEditText"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyImage\CLSID\ = "{A4F3859A-4301-478F-9DB6-5EF658167072}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{53D36828-296F-4241-B941-E0052A25A745}\TypeLib\ = "{4A48C49F-7F02-4F52-AFC8-05C208456BCA}"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{2CBB641B-2ED7-4A2F-B235-4D0CD2BEB4E5}	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DC098E49-3DA9-43F2-AF8F-A09FA87C84E1}\TypeLib	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{DC098E49-3DA9-43F2-AF8F-A09FA87C84E1}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyText\CurVer\ = "SWFGen.DataProxyText.1"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyImage.1\CLSID	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{233D5766-FD61-4DA4-82CF-D98EDB2FF354}\TypeLib\Version = "1.0"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{B97E2478-7312-495F-B0E5-8D69C19D6118}\TypeLib\Version = "1.0"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1D06D51B-F9D9-49B8-8CC5-6037F5EED52E}	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyGetUrl\CLSID\ = "{E1E8B223-49C8-48FF-B131-456670C6DEFA}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxySound.1\ = "DataProxySound Class"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4A48C49F-7F02-4F52-AFC8-05C208456BCA}\1.0\0\win32	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFKit.ZGen.1\ = "ZGen Class"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{323B0545-B170-4AFC-920C-6D8F8F195364}\ProgID	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyImage.1\CLSID\ = "{A4F3859A-4301-478F-9DB6-5EF658167072}"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxyImage\CLSID	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BC7CD298-8EE1-4B9F-B5DC-85D65DD5AB8A}\Programmable	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3BE82301-81D4-4BB9-80F6-AD16B5CA4300}\VersionIndependentProgID	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DC098E49-3DA9-43F2-AF8F-A09FA87C84E1}\ProxyStubClsid32	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DC098E49-3DA9-43F2-AF8F-A09FA87C84E1}\TypeLib\Version = "1.0"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E9F6B481-4D73-4A3F-A2A8-98695A3411D0}\VersionIndependentProgID	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3BE82301-81D4-4BB9-80F6-AD16B5CA4300}\ = "DataProxySound Class"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{DA826579-C657-4B3C-97BE-B4B48CC7EA44}\TypeLib\ = "{4A48C49F-7F02-4F52-AFC8-05C208456BCA}"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{680200A5-CEA6-402C-AD60-466211E4BC5C}\InprocServer32\ = "C:\\Windows\\SysWow64\\swfgen.dll"	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4A48C49F-7F02-4F52-AFC8-05C208456BCA}\1.0\0\win32\ = "C:\\Windows\\SysWow64\\swfgen.dll"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{4154F8D5-EA65-4107-A783-2451F01D4131}\ProxyStubClsid32	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{75F5BC84-BF58-4C7C-B769-17EE6BD6AFCD}\ = "IDataProxySound"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1D06D51B-F9D9-49B8-8CC5-6037F5EED52E}\VersionIndependentProgID	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{680200A5-CEA6-402C-AD60-466211E4BC5C}\ProgID\ = "SWFGen.DataProxyText.1"	flash4dv6full.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{BC7CD298-8EE1-4B9F-B5DC-85D65DD5AB8A}	flash4dv6full.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\SWFGen.DataProxySound.1\CLSID\ = "{3BE82301-81D4-4BB9-80F6-AD16B5CA4300}"	flash4dv6full.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2268	flash4dv6full.exe
2268	flash4dv6full.exe
2268	flash4dv6full.exe

C:\Users\Admin\AppData\Local\Temp\flash4dv6full.exe
"C:\Users\Admin\AppData\Local\Temp\flash4dv6full.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2268

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\F76BE5F0.tmp

Filesize
2.9MB

MD5
48fdf435b8595604e54125b321924510

SHA1
e13d25bdac576e95e9134c3f95f0f8cbe94d6185

SHA256
7fcd80f7f56a841a4c5ef950afac8991da71ba9eae82f20db2954c7b4b72efd9

SHA512
86a59d83cc3d39b752b7a9c98e79b3f8fbcca66087926f026aabf5453bde83321928b77947e2aa5f625a53dafc89c0bf224daa7ce004b1851345abe93c6e83f3

Download Submit
\Windows\SysWOW64\swfgen.dll

Filesize
836KB

MD5
a013f3a21b0d2b4d0488a98fb1dbc363

SHA1
6ba30b26190c1ae10d296f8ba95734be3425f1d7

SHA256
93e3a967b6432305c05408c8475e2e01559f525d1fb702f59dfb5de2a63564ac

SHA512
f7290d912a445338f6d38f4246b821d69170da4b0f42065e417ecdbd53d20c73f8faaafec37a0667adbd338ca50af172b45c2f6122c1b4e4f01ca3421742d835

Download Submit
memory/2268-4-0x0000000002200000-0x0000000002201000-memory.dmp

Filesize
4KB

Download
memory/2268-3-0x0000000030000000-0x00000000303AF000-memory.dmp

Filesize
3.7MB

Download