Overview
overview
7Static
static
3LeanJourne....0.exe
windows10-1703-x64
7$PLUGINSDI...er.dll
windows10-1703-x64
3$PLUGINSDI...ls.dll
windows10-1703-x64
3$PLUGINSDI...em.dll
windows10-1703-x64
3$PLUGINSDI...ll.dll
windows10-1703-x64
3$PLUGINSDIR/app-64.7z
windows10-1703-x64
3LICENSE.electron.txt
windows10-1703-x64
1LICENSES.c...m.html
windows10-1703-x64
3LeanJourney.exe
windows10-1703-x64
7chrome_100...nt.pak
windows10-1703-x64
3chrome_200...nt.pak
windows10-1703-x64
3d3dcompiler_47.dll
windows10-1703-x64
1ffmpeg.dll
windows10-1703-x64
1libEGL.dll
windows10-1703-x64
1libGLESv2.dll
windows10-1703-x64
1locales/af.ps1
windows10-1703-x64
3locales/uk.ps1
windows10-1703-x64
3resources.pak
windows10-1703-x64
3resources/app.asar
windows10-1703-x64
3resources/elevate.exe
windows10-1703-x64
3snapshot_blob.bin
windows10-1703-x64
3v8_context...ot.bin
windows10-1703-x64
3vk_swiftshader.dll
windows10-1703-x64
1vk_swiftsh...d.json
windows10-1703-x64
3vulkan-1.dll
windows10-1703-x64
1$PLUGINSDI...ec.dll
windows10-1703-x64
3$PLUGINSDI...7z.dll
windows10-1703-x64
3$R0/Uninst...ey.exe
windows10-1703-x64
7$PLUGINSDI...ls.dll
windows10-1703-x64
3$PLUGINSDI...em.dll
windows10-1703-x64
3$PLUGINSDI...ll.dll
windows10-1703-x64
3$PLUGINSDI...ec.dll
windows10-1703-x64
3Analysis
-
max time kernel
316s -
max time network
866s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
05/10/2024, 19:37
Static task
static1
Behavioral task
behavioral1
Sample
LeanJourney Setup 1.0.0.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win10-20240404-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10-20240404-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10-20240404-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10-20240404-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/app-64.7z
Resource
win10-20240404-en
Behavioral task
behavioral7
Sample
LICENSE.electron.txt
Resource
win10-20240404-en
Behavioral task
behavioral8
Sample
LICENSES.chromium.html
Resource
win10-20240404-en
Behavioral task
behavioral9
Sample
LeanJourney.exe
Resource
win10-20240404-en
Behavioral task
behavioral10
Sample
chrome_100_percent.pak
Resource
win10-20240611-en
Behavioral task
behavioral11
Sample
chrome_200_percent.pak
Resource
win10-20240404-en
Behavioral task
behavioral12
Sample
d3dcompiler_47.dll
Resource
win10-20240404-en
Behavioral task
behavioral13
Sample
ffmpeg.dll
Resource
win10-20240404-en
Behavioral task
behavioral14
Sample
libEGL.dll
Resource
win10-20240404-en
Behavioral task
behavioral15
Sample
libGLESv2.dll
Resource
win10-20240404-en
Behavioral task
behavioral16
Sample
locales/af.ps1
Resource
win10-20240404-en
Behavioral task
behavioral17
Sample
locales/uk.ps1
Resource
win10-20240611-en
Behavioral task
behavioral18
Sample
resources.pak
Resource
win10-20240404-en
Behavioral task
behavioral19
Sample
resources/app.asar
Resource
win10-20240404-en
Behavioral task
behavioral20
Sample
resources/elevate.exe
Resource
win10-20240404-en
Behavioral task
behavioral21
Sample
snapshot_blob.bin
Resource
win10-20240404-en
Behavioral task
behavioral22
Sample
v8_context_snapshot.bin
Resource
win10-20240404-en
Behavioral task
behavioral23
Sample
vk_swiftshader.dll
Resource
win10-20240404-en
Behavioral task
behavioral24
Sample
vk_swiftshader_icd.json
Resource
win10-20240611-en
Behavioral task
behavioral25
Sample
vulkan-1.dll
Resource
win10-20240611-en
Behavioral task
behavioral26
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10-20240404-en
Behavioral task
behavioral27
Sample
$PLUGINSDIR/nsis7z.dll
Resource
win10-20240404-en
Behavioral task
behavioral28
Sample
$R0/Uninstall LeanJourney.exe
Resource
win10-20240404-en
Behavioral task
behavioral29
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10-20240404-en
Behavioral task
behavioral30
Sample
$PLUGINSDIR/System.dll
Resource
win10-20240404-en
Behavioral task
behavioral31
Sample
$PLUGINSDIR/WinShell.dll
Resource
win10-20240404-en
Behavioral task
behavioral32
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10-20240404-en
General
-
Target
$PLUGINSDIR/StdUtils.dll
-
Size
100KB
-
MD5
c6a6e03f77c313b267498515488c5740
-
SHA1
3d49fc2784b9450962ed6b82b46e9c3c957d7c15
-
SHA256
b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
-
SHA512
9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803
-
SSDEEP
3072:WNuZmJ9TDP3ahD2TF7Rq9cJNPhF9vyHf:WNuZ81zaAFHhF9v
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4420 3876 WerFault.exe 74 -
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 3796 wrote to memory of 3876 3796 rundll32.exe 74 PID 3796 wrote to memory of 3876 3796 rundll32.exe 74 PID 3796 wrote to memory of 3876 3796 rundll32.exe 74
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3796 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StdUtils.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3876 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 6403⤵
- Program crash
PID:4420
-
-