Overview
overview
10Static
static
34728b5eb67...31.exe
windows7-x64
74728b5eb67...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
117s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29-03-2024 01:28
Static task
static1
Behavioral task
behavioral1
Sample
4728b5eb6799fbe8850e03e7f7c73ceb7e530010b6179e157a016a6519cd1a31.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4728b5eb6799fbe8850e03e7f7c73ceb7e530010b6179e157a016a6519cd1a31.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240319-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
Epsilon.exe
Resource
win7-20240221-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
win10v2004-20240319-en
Behavioral task
behavioral12
Sample
ffmpeg.dll
Resource
win7-20240221-en
Behavioral task
behavioral13
Sample
ffmpeg.dll
Resource
win10v2004-20240226-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
win7-20240215-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
win7-20240215-en
Behavioral task
behavioral23
Sample
resources/elevate.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral24
Sample
swiftshader/libEGL.dll
Resource
win7-20240220-en
Behavioral task
behavioral25
Sample
swiftshader/libEGL.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral26
Sample
swiftshader/libGLESv2.dll
Resource
win7-20240221-en
Behavioral task
behavioral27
Sample
swiftshader/libGLESv2.dll
Resource
win10v2004-20240319-en
Behavioral task
behavioral28
Sample
vk_swiftshader.dll
Resource
win7-20240221-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
pid Process 3572 screenCapture_1.3.2.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4892 wrote to memory of 2592 4892 cmd.exe 86 PID 4892 wrote to memory of 2592 4892 cmd.exe 86 PID 4892 wrote to memory of 2592 4892 cmd.exe 86 PID 2592 wrote to memory of 4816 2592 csc.exe 87 PID 2592 wrote to memory of 4816 2592 csc.exe 87 PID 2592 wrote to memory of 4816 2592 csc.exe 87 PID 4892 wrote to memory of 3572 4892 cmd.exe 88 PID 4892 wrote to memory of 3572 4892 cmd.exe 88
Processes
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /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:4892 -
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 use of WriteProcessMemory
PID:2592 -
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\RES67F1.tmp" "c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC754F0CD2392742438FB8A78AB3FD735.TMP"3⤵PID:4816
-
-
-
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:3572
-
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD56c029561c4697a6503b9145f4148d464
SHA109726858576a8f7b8b4b00f156e14bb13f37c54a
SHA2563f97e72d7a43bc1347d387ead451842431918ca46120cefdfeb1e92cebfb9b1d
SHA51204f85eb90b851eeb9e9b32ebcc84613c65e7898e61518a1d1f7709000c424cd20d03f7f5eb42fbcb60009db4992d655cc6d6520ed0b41772b68d6636177850a0
-
C:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\screenCapture_1.3.2.exe
Filesize12KB
MD5009356759103283d72aeadcf52d660bf
SHA1a6036a96b5c04d9bbc4b3e870f811d8c16bb2e53
SHA2560b52c5f40eb46d48308a8b7e5b72fee9b9a3838dae5e150b84add380e63efde2
SHA5123ecb1a0ae321f06fab4e8aedf9998a15dc3cd58097d330c7cf9a0faccc4ed799572a7b872aeff13686ef9c02e77dd50c5b56dafb49d90c59e8e7ca604993e574
-
\??\c:\Users\Admin\AppData\Local\Temp\resources\app.asar.unpacked\node_modules\screenshot-desktop\lib\win32\CSC754F0CD2392742438FB8A78AB3FD735.TMP
Filesize1KB
MD5a6f2d21624678f54a2abed46e9f3ab17
SHA1a2a6f07684c79719007d434cbd1cd2164565734a
SHA256ab96911d094b6070cbfb48e07407371ddb41b86e36628b6a10cdb11478192344
SHA5120b286df41c3887eecff5c38cbd6818078313b555ef001151b41ac11b80466b2f4f39da518ab9c51eeff35295cb39d52824de13e026c35270917d7274f764c676