Overview
overview
10Static
static
10Flexer Rel...er.exe
windows10-1703-x64
1Flexer Rel...pet.js
windows10-1703-x64
3Flexer Rel...I2.dll
windows10-1703-x64
1Flexer Rel...re.dll
windows10-1703-x64
1Flexer Rel...ms.dll
windows10-1703-x64
1Flexer Rel...pf.dll
windows10-1703-x64
1Flexer Rel...sample
windows10-1703-x64
3Flexer Rel...sample
windows10-1703-x64
3Flexer Rel...sample
windows10-1703-x64
3Flexer Rel...sample
windows10-1703-x64
3Flexer Rel...sample
windows10-1703-x64
3Flexer Rel...sample
windows10-1703-x64
3Flexer Rel...sample
windows10-1703-x64
3Flexer Rel...sample
windows10-1703-x64
3Flexer Rel...sample
windows10-1703-x64
3Flexer Rel...ain.js
windows10-1703-x64
3Flexer Rel...bap.js
windows10-1703-x64
3Flexer Rel...pex.js
windows10-1703-x64
3Flexer Rel...cli.js
windows10-1703-x64
3Flexer Rel...bat.js
windows10-1703-x64
3Flexer Rel...igo.js
windows10-1703-x64
3Flexer Rel...ure.js
windows10-1703-x64
3Flexer Rel...fee.js
windows10-1703-x64
3Flexer Rel...cpp.js
windows10-1703-x64
3Flexer Rel...arp.js
windows10-1703-x64
3Flexer Rel...csp.js
windows10-1703-x64
3Flexer Rel...css.js
windows10-1703-x64
3Flexer Rel...art.js
windows10-1703-x64
3Flexer Rel...ile.js
windows10-1703-x64
3Flexer Rel...ecl.js
windows10-1703-x64
3Flexer Rel...arp.js
windows10-1703-x64
3Flexer Rel...er.dll
windows10-1703-x64
1Analysis
-
max time kernel
132s -
max time network
136s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
11-07-2024 14:13
Behavioral task
behavioral1
Sample
Flexer Release/Flexer.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
Flexer Release/Flexer.exe.WebView2/EBWebView/Subresource Filter/Unindexed Rules/10.34.0.54/adblock_snippet.js
Resource
win10-20240611-en
Behavioral task
behavioral3
Sample
Flexer Release/Guna.UI2.dll
Resource
win10-20240404-en
Behavioral task
behavioral4
Sample
Flexer Release/Microsoft.Web.WebView2.Core.dll
Resource
win10-20240404-en
Behavioral task
behavioral5
Sample
Flexer Release/Microsoft.Web.WebView2.WinForms.dll
Resource
win10-20240404-en
Behavioral task
behavioral6
Sample
Flexer Release/Microsoft.Web.WebView2.Wpf.dll
Resource
win10-20240404-en
Behavioral task
behavioral7
Sample
Flexer Release/Monaco/.git/hooks/applypatch-msg.sample
Resource
win10-20240404-en
Behavioral task
behavioral8
Sample
Flexer Release/Monaco/.git/hooks/commit-msg.sample
Resource
win10-20240611-en
Behavioral task
behavioral9
Sample
Flexer Release/Monaco/.git/hooks/fsmonitor-watchman.sample
Resource
win10-20240404-en
Behavioral task
behavioral10
Sample
Flexer Release/Monaco/.git/hooks/post-update.sample
Resource
win10-20240404-en
Behavioral task
behavioral11
Sample
Flexer Release/Monaco/.git/hooks/pre-applypatch.sample
Resource
win10-20240404-en
Behavioral task
behavioral12
Sample
Flexer Release/Monaco/.git/hooks/pre-commit.sample
Resource
win10-20240404-en
Behavioral task
behavioral13
Sample
Flexer Release/Monaco/.git/hooks/pre-merge-commit.sample
Resource
win10-20240404-en
Behavioral task
behavioral14
Sample
Flexer Release/Monaco/.git/hooks/pre-push.sample
Resource
win10-20240404-en
Behavioral task
behavioral15
Sample
Flexer Release/Monaco/.git/hooks/pre-rebase.sample
Resource
win10-20240611-en
Behavioral task
behavioral16
Sample
Flexer Release/Monaco/package/dev/vs/base/worker/workerMain.js
Resource
win10-20240404-en
Behavioral task
behavioral17
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/abap/abap.js
Resource
win10-20240404-en
Behavioral task
behavioral18
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/apex/apex.js
Resource
win10-20240404-en
Behavioral task
behavioral19
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/azcli/azcli.js
Resource
win10-20240404-en
Behavioral task
behavioral20
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/bat/bat.js
Resource
win10-20240404-en
Behavioral task
behavioral21
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/cameligo/cameligo.js
Resource
win10-20240404-en
Behavioral task
behavioral22
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/clojure/clojure.js
Resource
win10-20240611-en
Behavioral task
behavioral23
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/coffee/coffee.js
Resource
win10-20240404-en
Behavioral task
behavioral24
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/cpp/cpp.js
Resource
win10-20240404-en
Behavioral task
behavioral25
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/csharp/csharp.js
Resource
win10-20240404-en
Behavioral task
behavioral26
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/csp/csp.js
Resource
win10-20240404-en
Behavioral task
behavioral27
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/css/css.js
Resource
win10-20240404-en
Behavioral task
behavioral28
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/dart/dart.js
Resource
win10-20240404-en
Behavioral task
behavioral29
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/dockerfile/dockerfile.js
Resource
win10-20240611-en
Behavioral task
behavioral30
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/ecl/ecl.js
Resource
win10-20240404-en
Behavioral task
behavioral31
Sample
Flexer Release/Monaco/package/dev/vs/basic-languages/fsharp/fsharp.js
Resource
win10-20240404-en
Behavioral task
behavioral32
Sample
Flexer Release/runtimes/win-arm64/native/WebView2Loader.dll
Resource
win10-20240404-en
General
-
Target
Flexer Release/Monaco/.git/hooks/pre-applypatch.sample
-
Size
424B
-
MD5
054f9ffb8bfe04a599751cc757226dda
-
SHA1
f208287c1a92525de9f5462e905a9d31de1e2d75
-
SHA256
e15c5b469ea3e0a695bea6f2c82bcf8e62821074939ddd85b77e0007ff165475
-
SHA512
cb78aa7e9b9c146e5db65d86dd83f04e2b6942a06fab50c704a0fd900683f3b6ad1164e74afe2f267f6da91cdff0b9ab07713e12cefc6f8d741b5df194f4fda6
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 2 IoCs
Processes:
cmd.exeOpenWith.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3699363923-1875576828-3287151903-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-3699363923-1875576828-3287151903-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
OpenWith.exepid process 4324 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\Flexer Release\Monaco\.git\hooks\pre-applypatch.sample"1⤵
- Modifies registry class
PID:2640
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4324