Overview
overview
10Static
static
34728b5eb67...31.exe
windows7-x64
104728b5eb67...31.exe
windows10-2004-x64
10$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3Epsilon.exe
windows7-x64
10Epsilon.exe
windows10-2004-x64
10LICENSES.c...m.html
windows7-x64
1LICENSES.c...m.html
windows10-2004-x64
1d3dcompiler_47.dll
windows10-2004-x64
1ffmpeg.dll
windows7-x64
1ffmpeg.dll
windows10-2004-x64
1libEGL.dll
windows7-x64
1libEGL.dll
windows10-2004-x64
1libGLESv2.dll
windows7-x64
1libGLESv2.dll
windows10-2004-x64
1resources/...dex.js
windows7-x64
1resources/...dex.js
windows10-2004-x64
1resources/....2.bat
windows7-x64
7resources/....2.bat
windows10-2004-x64
7resources/elevate.exe
windows7-x64
1resources/elevate.exe
windows10-2004-x64
1swiftshade...GL.dll
windows7-x64
1swiftshade...GL.dll
windows10-2004-x64
1swiftshade...v2.dll
windows7-x64
1swiftshade...v2.dll
windows10-2004-x64
1vk_swiftshader.dll
windows7-x64
1vk_swiftshader.dll
windows10-2004-x64
1vulkan-1.dll
windows7-x64
1vulkan-1.dll
windows10-2004-x64
1$PLUGINSDI...7z.dll
windows7-x64
3Analysis
-
max time kernel
22s -
max time network
26s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
28-03-2024 02:15
Static task
static1
Behavioral task
behavioral1
Sample
4728b5eb6799fbe8850e03e7f7c73ceb7e530010b6179e157a016a6519cd1a31.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4728b5eb6799fbe8850e03e7f7c73ceb7e530010b6179e157a016a6519cd1a31.exe
Resource
win10v2004-20240319-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
Epsilon.exe
Resource
win7-20240319-en
Behavioral task
behavioral8
Sample
Epsilon.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
LICENSES.chromium.html
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
LICENSES.chromium.html
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
d3dcompiler_47.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral12
Sample
ffmpeg.dll
Resource
win7-20240215-en
Behavioral task
behavioral13
Sample
ffmpeg.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral14
Sample
libEGL.dll
Resource
win7-20240221-en
Behavioral task
behavioral15
Sample
libEGL.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral16
Sample
libGLESv2.dll
Resource
win7-20240221-en
Behavioral task
behavioral17
Sample
libGLESv2.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral18
Sample
resources/app.asar.unpacked/node_modules/screenshot-desktop/lib/win32/index.js
Resource
win7-20240319-en
Behavioral task
behavioral19
Sample
resources/app.asar.unpacked/node_modules/screenshot-desktop/lib/win32/index.js
Resource
win10v2004-20240226-en
Behavioral task
behavioral20
Sample
resources/app.asar.unpacked/node_modules/screenshot-desktop/lib/win32/screenCapture_1.3.2.bat
Resource
win7-20240221-en
Behavioral task
behavioral21
Sample
resources/app.asar.unpacked/node_modules/screenshot-desktop/lib/win32/screenCapture_1.3.2.bat
Resource
win10v2004-20240226-en
Behavioral task
behavioral22
Sample
resources/elevate.exe
Resource
win7-20240221-en
Behavioral task
behavioral23
Sample
resources/elevate.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral24
Sample
swiftshader/libEGL.dll
Resource
win7-20240221-en
Behavioral task
behavioral25
Sample
swiftshader/libEGL.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral26
Sample
swiftshader/libGLESv2.dll
Resource
win7-20240221-en
Behavioral task
behavioral27
Sample
swiftshader/libGLESv2.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral28
Sample
vk_swiftshader.dll
Resource
win7-20240220-en
Behavioral task
behavioral29
Sample
vk_swiftshader.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral30
Sample
vulkan-1.dll
Resource
win7-20240221-en
Behavioral task
behavioral31
Sample
vulkan-1.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral32
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win7-20240221-en
General
-
Target
resources/app.asar.unpacked/node_modules/screenshot-desktop/lib/win32/screenCapture_1.3.2.bat
-
Size
13KB
-
MD5
da0f40d84d72ae3e9324ad9a040a2e58
-
SHA1
4ca7f6f90fb67dce8470b67010aa19aa0fd6253f
-
SHA256
818350a4fb4146072a25f0467c5c99571c854d58bec30330e7db343bceca008b
-
SHA512
30b7d4921f39c2601d94a3e3bb0e3be79b4b7b505e52523d2562f2e2f32154d555a593df87a71cddb61b98403265f42e0d6705950b37a155dc1d64113c719fd9
-
SSDEEP
384:4cr8sEcBeIXxqXhQsBxf5oBLBfXQM8ybCpGW1KTM+:4KEcRQBTxWlPZxWpG+Qx
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
screenCapture_1.3.2.exepid Process 2472 screenCapture_1.3.2.exe -
Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
Processes:
csc.exepid Process 2532 csc.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
cmd.execsc.exedescription pid Process procid_target PID 2560 wrote to memory of 2532 2560 cmd.exe 30 PID 2560 wrote to memory of 2532 2560 cmd.exe 30 PID 2560 wrote to memory of 2532 2560 cmd.exe 30 PID 2560 wrote to memory of 2532 2560 cmd.exe 30 PID 2532 wrote to memory of 2552 2532 csc.exe 31 PID 2532 wrote to memory of 2552 2532 csc.exe 31 PID 2532 wrote to memory of 2552 2532 csc.exe 31 PID 2532 wrote to memory of 2552 2532 csc.exe 31 PID 2560 wrote to memory of 2472 2560 cmd.exe 32 PID 2560 wrote to memory of 2472 2560 cmd.exe 32 PID 2560 wrote to memory of 2472 2560 cmd.exe 32
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\screenCapture_1.3.2.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:2560 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe /nologo /r:"Microsoft.VisualBasic.dll" /win32manifest:"app.manifest" /out:"screenCapture_1.3.2.exe" "C:\Users\Admin\AppData\Local\Temp\RESOUR~1\APPASA~1.UNP\NODE_M~1\SCREEN~1\lib\win32\SCREEN~1.BAT"2⤵
- Suspicious behavior: CmdExeWriteProcessMemorySpam
- Suspicious use of WriteProcessMemory
PID:2532 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESED0D.tmp" "c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC2779B17652144B2085A4459E119540.TMP"3⤵PID:2552
-
-
-
C:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\screenCapture_1.3.2.exescreenCapture_1.3.2.exe2⤵
- Executes dropped EXE
PID:2472
-
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD57f99d40ead9c1b00a906af826ae72d57
SHA1bffbf3c8dfce6515e3efd479fc4e9b127a8de7e3
SHA256315d0a6396b01b1d61bd56b1cd62299a94d0f183567ce6c399e359e4e8039be0
SHA51207ac07259eb07f79b6eaf06a02a6689ac9d15ce710d84981e64ee2d08b75b4aa6a2f1030d0d96d4b38294cebb1047169a192a5033013c3c6c87cc48c16e0d639
-
C:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\screenCapture_1.3.2.exe
Filesize12KB
MD5182461a71875d78863579562ac5b0a12
SHA101777bc5400db3cec916a8ab6b976ef3e30d4162
SHA256be4852f702d5c80b276624338fcda047a4d6c9f824a077be6bb23ab3338cc221
SHA5129bdac9e1f9676e96a3cca1698fba5de2e9ee0ff5ef2bb5d1a54e990b77febb61ae1b90c122274c6fca3434e27c7b89bdff63333af1bc5eddf28a81d581cdf88e
-
\??\c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC2779B17652144B2085A4459E119540.TMP
Filesize1KB
MD5a6f2d21624678f54a2abed46e9f3ab17
SHA1a2a6f07684c79719007d434cbd1cd2164565734a
SHA256ab96911d094b6070cbfb48e07407371ddb41b86e36628b6a10cdb11478192344
SHA5120b286df41c3887eecff5c38cbd6818078313b555ef001151b41ac11b80466b2f4f39da518ab9c51eeff35295cb39d52824de13e026c35270917d7274f764c676