dfbbc09b63f105f414ac5d38be6504bd828d9bd64a63bbe44178e7b7236e4987

Analysis

user interaction
yes
max time kernel
149s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
26/04/2026, 04:36

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General

Target
fastflag_injector_gui_enhanced.exe
Size 131KB
Sample260426-e8gt8sdv8v
SHA256 dfbbc09b63f105f414ac5d38be6504bd828d9bd64a63bbe44178e7b7236e4987
MD5 9c2b21bc2ecd88ecee9d19d632848891
SHA1 d11fea650ac55a206abf2fcc051745f9e41353aa
SHA512 9ce77c6c615eddd1f98f5e2cc56fc2f41b071bb212d28069cfc71ac359c81029fa3aa7eec920bfbe11f02dfd6f9b16a1aba88ce84278bffade64a738ae5ed8ce
SSDEEP 3072:k3ZTBss7PK8H/REMnC0L8BaI/Ya1nM0RMvXSYo:kp9Ne8fRESJ8BhYa19RVYo
TLSH
T1BED34B2ABA59106DD27AC4B8CA530513EB727C860760A7DF63909DB10F229D4FF7BB01
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 33 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\Mode = "4"	fastflag_injector_gui_enhanced.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\FFlags = "1092616257"	fastflag_injector_gui_enhanced.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupByKey:PID = "0"	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80922b16d365937a46956b92703aca08af0000	fastflag_injector_gui_enhanced.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\IconSize = "16"	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\Sort = 000000000000000000000000000000000100000030f125b7ef471a10a5f102608c9eebac0a00000001000000	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	fastflag_injector_gui_enhanced.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents"	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	fastflag_injector_gui_enhanced.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupView = "0"	fastflag_injector_gui_enhanced.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\FFlags = "1"	fastflag_injector_gui_enhanced.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	fastflag_injector_gui_enhanced.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\LogicalViewMode = "1"	fastflag_injector_gui_enhanced.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupByDirection = "1"	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\ColInfo = 00000000000000000000000000000000fddfdffd100000000000000000000000040000001800000030f125b7ef471a10a5f102608c9eebac0a0000001001000030f125b7ef471a10a5f102608c9eebac0e0000009000000030f125b7ef471a10a5f102608c9eebac040000007800000030f125b7ef471a10a5f102608c9eebac0c00000050000000	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}	fastflag_injector_gui_enhanced.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\ComDlg\{7D49D726-3C21-4F05-99AA-FDC2C9474656}\GroupByKey:FMTID = "{00000000-0000-0000-0000-000000000000}"	fastflag_injector_gui_enhanced.exe
Key created	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings	fastflag_injector_gui_enhanced.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2714754311-527593155-1440850301-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	fastflag_injector_gui_enhanced.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4240	fastflag_injector_gui_enhanced.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4240	fastflag_injector_gui_enhanced.exe
4240	fastflag_injector_gui_enhanced.exe
4240	fastflag_injector_gui_enhanced.exe
4240	fastflag_injector_gui_enhanced.exe
4240	fastflag_injector_gui_enhanced.exe
4240	fastflag_injector_gui_enhanced.exe
4240	fastflag_injector_gui_enhanced.exe
4240	fastflag_injector_gui_enhanced.exe

C:\Users\Admin\AppData\Local\Temp\fastflag_injector_gui_enhanced.exe
"C:\Users\Admin\AppData\Local\Temp\fastflag_injector_gui_enhanced.exe"
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4240

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

injection_log.txt

Path C:\Users\Admin\Documents\injection_log.txt
Size 227B
SHA256 fa59dda36d9792ec75dc900b52cab1c80f1553c118fdb695d03bd6fbd53c7f4b
MD5 8df995f1e4d8f20c33835fbbb4642505
SHA1 51e305f3334c709e37cf9d6897aa43c5ffcad120
SHA512 7cf254034c30dea07f489c059182b8ad9cde93e99d3b13e8b2747a45d05824ea0c7281c4d8b87b0f10cf8c474ccc5b574bb63eee4984d34689b2199222cb96e8
TLSH
T1F6D0A7891BC465838AF740519145DDD36C44012FC7C1CA0E229852AEA41657394F0972
MD5 SHA1 SHA512 TLSH

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memory/4240-0-0x000001BADBD00000-0x000001BADBD30000-memory.dmp

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