Overview
overview
10Static
static
10Krampus/B1...BH.exe
windows7-x64
10Krampus/B1...BH.exe
windows10-2004-x64
10Krampus/ON...EN.exe
windows7-x64
7Krampus/ON...EN.exe
windows10-2004-x64
7$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3Bloxtrap.exe
windows7-x64
1Bloxtrap.exe
windows10-2004-x64
LICENSES.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/elevate.exe
windows7-x64
1resources/elevate.exe
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$PLUGINSDI...7z.dll
windows7-x64
3$PLUGINSDI...7z.dll
windows10-2004-x64
3Analysis
-
max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
27/04/2024, 09:13
Behavioral task
behavioral1
Sample
Krampus/B1OdUv8CBH.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Krampus/B1OdUv8CBH.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral3
Sample
Krampus/ONLY RUN THIS IF IT DOESNT OPEN.exe
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
Krampus/ONLY RUN THIS IF IT DOESNT OPEN.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240419-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral9
Sample
Bloxtrap.exe
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
Bloxtrap.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral11
Sample
LICENSES.chromium.html
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
LICENSES.chromium.html
Resource
win10v2004-20240419-en
Behavioral task
behavioral13
Sample
d3dcompiler_47.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral14
Sample
ffmpeg.dll
Resource
win7-20240221-en
Behavioral task
behavioral15
Sample
ffmpeg.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral16
Sample
libEGL.dll
Resource
win7-20240215-en
Behavioral task
behavioral17
Sample
libEGL.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral18
Sample
libGLESv2.dll
Resource
win7-20240220-en
Behavioral task
behavioral19
Sample
libGLESv2.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral20
Sample
resources/elevate.exe
Resource
win7-20240419-en
Behavioral task
behavioral21
Sample
resources/elevate.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral22
Sample
vk_swiftshader.dll
Resource
win7-20240221-en
Behavioral task
behavioral23
Sample
vk_swiftshader.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral24
Sample
vulkan-1.dll
Resource
win7-20240221-en
Behavioral task
behavioral25
Sample
vulkan-1.dll
Resource
win10v2004-20240419-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win7-20240221-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win10v2004-20240419-en
General
-
Target
libGLESv2.dll
-
Size
7.2MB
-
MD5
a5f1921e6dcde9eaf42e2ccc82b3d353
-
SHA1
1f6f4df99ae475acec4a7d3910badb26c15919d1
-
SHA256
50c4dc73d69b6c0189eab56d27470ee15f99bbbc12bfd87ebe9963a7f9ba404e
-
SHA512
0c24ae7d75404adf8682868d0ebf05f02bbf603f7ddd177cf2af5726802d0a5afcf539dc5d68e10dab3fcfba58903871c9c81054560cf08799af1cc88f33c702
-
SSDEEP
98304:BuT3g23jeZ/02YPuLaw5RoD1rfEQ3CPdOEabcgsOMdi:BuDPTwLap14QzEijsvi
Malware Config
Signatures
-
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1620 wrote to memory of 2908 1620 rundll32.exe 28 PID 1620 wrote to memory of 2908 1620 rundll32.exe 28 PID 1620 wrote to memory of 2908 1620 rundll32.exe 28