Overview
overview
10Static
static
30PENM3.zip
windows10-2004-x64
10PENM3.zip
windows10-ltsc 2021-x64
10PENM3.zip
windows11-21h2-x64
1Bootstrapper.exe
windows10-2004-x64
10Bootstrapper.exe
windows10-ltsc 2021-x64
10Bootstrapper.exe
windows11-21h2-x64
3README.txt
windows10-2004-x64
1README.txt
windows10-ltsc 2021-x64
1README.txt
windows11-21h2-x64
3Analysis
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max time kernel
93s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-01-2025 23:10
Static task
static1
Behavioral task
behavioral1
Sample
0PENM3.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral2
Sample
0PENM3.zip
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral3
Sample
0PENM3.zip
Resource
win11-20241007-en
Behavioral task
behavioral4
Sample
Bootstrapper.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
Bootstrapper.exe
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral6
Sample
Bootstrapper.exe
Resource
win11-20241007-en
Behavioral task
behavioral7
Sample
README.txt
Resource
win10v2004-20241007-en
Behavioral task
behavioral8
Sample
README.txt
Resource
win10ltsc2021-20241211-en
Behavioral task
behavioral9
Sample
README.txt
Resource
win11-20241007-en
General
-
Target
Bootstrapper.exe
-
Size
395KB
-
MD5
39b0a312670f8df718d745efc4e7a0b0
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SHA1
639bb6ce9d8f4d6e764a752ea465e2aaf2fce914
-
SHA256
4b5924690b30abd40e7f4db96657b7575e3d629b7e4602b0d74a361c074f46dc
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SHA512
ccd93dffeaf42e0f36af6337e559b9dbb36adc46ef6a82fe509da8fc9943b3d6b9df17b239311d9d3f5a97a426a233a42058f77c250231a538694625b1e7a71c
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SSDEEP
6144:pWfeRCgLRZ758a+fftGnhwCVmQxtTpXJvGOyxd:pWWz371+t8vmCtTpXtGOk
Malware Config
Extracted
lumma
https://jubbenjusk.biz/api
Signatures
-
Lumma family
-
Program crash 1 IoCs
pid pid_target Process procid_target 3968 3412 WerFault.exe 81 -
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 Bootstrapper.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"1⤵
- System Location Discovery: System Language Discovery
PID:3412 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3412 -s 8362⤵
- Program crash
PID:3968
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3412 -ip 34121⤵PID:4780