Overview
overview
10Static
static
10FalconV1.7...re.dll
windows7-x64
3FalconV1.7...re.dll
windows10-2004-x64
3FalconV1.7...re.dll
windows7-x64
3FalconV1.7...re.dll
windows10-2004-x64
3FalconV1.7...pf.dll
windows7-x64
3FalconV1.7...pf.dll
windows10-2004-x64
3FalconV1.7...rp.dll
windows7-x64
3FalconV1.7...rp.dll
windows10-2004-x64
3FalconV1.7...ent.js
windows7-x64
3FalconV1.7...ent.js
windows10-2004-x64
3FalconV1.7...ent.js
windows7-x64
3FalconV1.7...ent.js
windows10-2004-x64
3FalconV1.7...ons.js
windows7-x64
3FalconV1.7...ons.js
windows10-2004-x64
3FalconV1.7...lf.dll
windows7-x64
3FalconV1.7...lf.dll
windows10-2004-x64
3FalconV1.7...47.dll
windows10-2004-x64
3FalconV1.7/Falcon.exe
windows7-x64
7FalconV1.7/Falcon.exe
windows10-2004-x64
10FalconV1.7...ib.dll
windows7-x64
3FalconV1.7...ib.dll
windows10-2004-x64
3FalconV1.7...43.dll
windows7-x64
3FalconV1.7...43.dll
windows10-2004-x64
3FalconV1.7..._3.dll
windows7-x64
3FalconV1.7..._3.dll
windows10-2004-x64
3FalconV1.7...ode.js
windows7-x64
3FalconV1.7...ode.js
windows10-2004-x64
3FalconV1.7...ker.js
windows7-x64
3FalconV1.7...ker.js
windows10-2004-x64
3FalconV1.7...ode.js
windows7-x64
3FalconV1.7...ode.js
windows10-2004-x64
3FalconV1.7...ker.js
windows7-x64
3Analysis
-
max time kernel
79s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
31-08-2024 18:14
Behavioral task
behavioral1
Sample
FalconV1.7/Chrome Hook Function/CefSharp.BrowserSubprocess.Core.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
FalconV1.7/Chrome Hook Function/CefSharp.BrowserSubprocess.Core.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
FalconV1.7/Chrome Hook Function/CefSharp.Core.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
FalconV1.7/Chrome Hook Function/CefSharp.Core.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
FalconV1.7/Chrome Hook Function/CefSharp.Wpf.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
FalconV1.7/Chrome Hook Function/CefSharp.Wpf.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
FalconV1.7/Chrome Hook Function/CefSharp.dll
Resource
win7-20240705-en
Behavioral task
behavioral8
Sample
FalconV1.7/Chrome Hook Function/CefSharp.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
FalconV1.7/Chrome Hook Function/cef_100_percent.js
Resource
win7-20240704-en
Behavioral task
behavioral10
Sample
FalconV1.7/Chrome Hook Function/cef_100_percent.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
FalconV1.7/Chrome Hook Function/cef_200_percent.js
Resource
win7-20240705-en
Behavioral task
behavioral12
Sample
FalconV1.7/Chrome Hook Function/cef_200_percent.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
FalconV1.7/Chrome Hook Function/cef_extensions.js
Resource
win7-20240708-en
Behavioral task
behavioral14
Sample
FalconV1.7/Chrome Hook Function/cef_extensions.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
FalconV1.7/Chrome Hook Function/chrome_elf.dll
Resource
win7-20240708-en
Behavioral task
behavioral16
Sample
FalconV1.7/Chrome Hook Function/chrome_elf.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
FalconV1.7/Chrome Hook Function/d3dcompiler_47.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral18
Sample
FalconV1.7/Falcon.exe
Resource
win7-20240704-en
Behavioral task
behavioral19
Sample
FalconV1.7/Falcon.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral20
Sample
FalconV1.7/SXL/sxlib.dll
Resource
win7-20240704-en
Behavioral task
behavioral21
Sample
FalconV1.7/SXL/sxlib.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral22
Sample
FalconV1.7/redis/D3DCompiler_43.dll
Resource
win7-20240705-en
Behavioral task
behavioral23
Sample
FalconV1.7/redis/D3DCompiler_43.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral24
Sample
FalconV1.7/redis/xinput1_3.dll
Resource
win7-20240705-en
Behavioral task
behavioral25
Sample
FalconV1.7/redis/xinput1_3.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral26
Sample
FalconV1.7/vs/language/css/cssMode.js
Resource
win7-20240705-en
Behavioral task
behavioral27
Sample
FalconV1.7/vs/language/css/cssMode.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral28
Sample
FalconV1.7/vs/language/css/cssWorker.js
Resource
win7-20240729-en
Behavioral task
behavioral29
Sample
FalconV1.7/vs/language/css/cssWorker.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral30
Sample
FalconV1.7/vs/language/html/htmlMode.js
Resource
win7-20240708-en
Behavioral task
behavioral31
Sample
FalconV1.7/vs/language/html/htmlMode.js
Resource
win10v2004-20240802-en
Behavioral task
behavioral32
Sample
FalconV1.7/vs/language/html/htmlWorker.js
Resource
win7-20240704-en
General
-
Target
FalconV1.7/Chrome Hook Function/CefSharp.dll
-
Size
219KB
-
MD5
92defcf3ee31db03999e8ea41742f8f8
-
SHA1
2d5a94c029e1ac0df07a2055f03ca3d77ceb76b6
-
SHA256
d3873ec8cf9a80b3b5691445cd0f6d2a38f5a2432864d7fa372b751bad54e891
-
SHA512
d58f4c6bf526ed5e19bbb9c36db8fa192c63eb770b8bb5cebef0e1baf69d35ec3e1367062b9d2af9aa654d97e9cdcecca9c12bc73d9097c38a9c7e6dc11f103a
-
SSDEEP
3072:dLU+ln+doWgHRVIceekE8Nb3+hwx6vOc5jOpP6AOSrzHnZpy:Rh+dYI4dwx6Oc5MPPpH
Malware Config
Signatures
-
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4880 wrote to memory of 2564 4880 rundll32.exe 92 PID 4880 wrote to memory of 2564 4880 rundll32.exe 92 PID 4880 wrote to memory of 2564 4880 rundll32.exe 92
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\FalconV1.7\Chrome Hook Function\CefSharp.dll",#11⤵
- Suspicious use of WriteProcessMemory
PID:4880 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Local\Temp\FalconV1.7\Chrome Hook Function\CefSharp.dll",#12⤵
- System Location Discovery: System Language Discovery
PID:2564
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4512,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=4212 /prefetch:81⤵PID:4500