Overview
overview
3Static
static
3tma-latest...ex.zip
windows7-x64
1tma-latest...ex.zip
windows10-2004-x64
1.doorstop_version
windows7-x64
3.doorstop_version
windows10-2004-x64
3BepInEx/ca...er.dat
windows7-x64
3BepInEx/ca...er.dat
windows10-2004-x64
3BepInEx/ca...he.dat
windows7-x64
3BepInEx/ca...he.dat
windows10-2004-x64
3BepInEx/co...Ex.cfg
windows7-x64
3BepInEx/co...Ex.cfg
windows10-2004-x64
3BepInEx/co...ny.dll
windows7-x64
1BepInEx/co...ny.dll
windows10-2004-x64
1BepInEx/co...ony.js
windows7-x64
3BepInEx/co...ony.js
windows10-2004-x64
3BepInEx/co...20.dll
windows7-x64
1BepInEx/co...20.dll
windows10-2004-x64
1BepInEx/co...ny.dll
windows7-x64
1BepInEx/co...ny.dll
windows10-2004-x64
1BepInEx/co...ny.xml
windows7-x64
3BepInEx/co...ny.xml
windows10-2004-x64
1BepInEx/co...er.dll
windows7-x64
1BepInEx/co...er.dll
windows10-2004-x64
1BepInEx/co...er.xml
windows7-x64
3BepInEx/co...er.xml
windows10-2004-x64
1BepInEx/co...Ex.dll
windows7-x64
1BepInEx/co...Ex.dll
windows10-2004-x64
1BepInEx/co...Ex.xml
windows7-x64
3BepInEx/co...Ex.xml
windows10-2004-x64
1BepInEx/co...op.dll
windows7-x64
1BepInEx/co...op.dll
windows10-2004-x64
1BepInEx/co...db.dll
windows7-x64
1BepInEx/co...db.dll
windows10-2004-x64
1Analysis
-
max time kernel
121s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/01/2025, 20:51
Static task
static1
Behavioral task
behavioral1
Sample
tma-latest-bepinex.zip
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
tma-latest-bepinex.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
.doorstop_version
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
.doorstop_version
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
BepInEx/cache/chainloader_typeloader.dat
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
BepInEx/cache/chainloader_typeloader.dat
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
BepInEx/cache/harmony_interop_cache.dat
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
BepInEx/cache/harmony_interop_cache.dat
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
BepInEx/config/BepInEx.cfg
Resource
win7-20240729-en
Behavioral task
behavioral10
Sample
BepInEx/config/BepInEx.cfg
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
BepInEx/core/0Harmony.dll
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
BepInEx/core/0Harmony.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
BepInEx/core/0Harmony.js
Resource
win7-20240903-en
Behavioral task
behavioral14
Sample
BepInEx/core/0Harmony.js
Resource
win10v2004-20241007-en
Behavioral task
behavioral15
Sample
BepInEx/core/0Harmony20.dll
Resource
win7-20240903-en
Behavioral task
behavioral16
Sample
BepInEx/core/0Harmony20.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral17
Sample
BepInEx/core/BepInEx.Harmony.dll
Resource
win7-20241010-en
Behavioral task
behavioral18
Sample
BepInEx/core/BepInEx.Harmony.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral19
Sample
BepInEx/core/BepInEx.Harmony.xml
Resource
win7-20240903-en
Behavioral task
behavioral20
Sample
BepInEx/core/BepInEx.Harmony.xml
Resource
win10v2004-20241007-en
Behavioral task
behavioral21
Sample
BepInEx/core/BepInEx.Preloader.dll
Resource
win7-20240729-en
Behavioral task
behavioral22
Sample
BepInEx/core/BepInEx.Preloader.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral23
Sample
BepInEx/core/BepInEx.Preloader.xml
Resource
win7-20240903-en
Behavioral task
behavioral24
Sample
BepInEx/core/BepInEx.Preloader.xml
Resource
win10v2004-20241007-en
Behavioral task
behavioral25
Sample
BepInEx/core/BepInEx.dll
Resource
win7-20240903-en
Behavioral task
behavioral26
Sample
BepInEx/core/BepInEx.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral27
Sample
BepInEx/core/BepInEx.xml
Resource
win7-20240903-en
Behavioral task
behavioral28
Sample
BepInEx/core/BepInEx.xml
Resource
win10v2004-20241007-en
Behavioral task
behavioral29
Sample
BepInEx/core/HarmonyXInterop.dll
Resource
win7-20240903-en
Behavioral task
behavioral30
Sample
BepInEx/core/HarmonyXInterop.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral31
Sample
BepInEx/core/Mono.Cecil.Mdb.dll
Resource
win7-20241023-en
Behavioral task
behavioral32
Sample
BepInEx/core/Mono.Cecil.Mdb.dll
Resource
win10v2004-20241007-en
General
-
Target
.doorstop_version
-
Size
5B
-
MD5
c9e4dc50b8d6ed20385fdca95873b3a5
-
SHA1
dcd56eaf2c48d9211abe80a49ca88a31709c7e78
-
SHA256
2744735fee2ee237e29f592f88ab669dc8d478fca31e6da4caf9a4a1b3abb7f1
-
SHA512
80cbdcc7a0d4a5808e5f39ae0e53d7b7c8f5a2238ef303beacfca9fbf459d73f2ab7ea09e2c1d8c4f43c58f65cb4b7bdee5f41f76ae71432ca4f3e72fd697ce6
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 AcroRd32.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_Classes\Local Settings rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2808 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2808 AcroRd32.exe 2808 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2248 wrote to memory of 2428 2248 cmd.exe 31 PID 2248 wrote to memory of 2428 2248 cmd.exe 31 PID 2248 wrote to memory of 2428 2248 cmd.exe 31 PID 2428 wrote to memory of 2808 2428 rundll32.exe 32 PID 2428 wrote to memory of 2808 2428 rundll32.exe 32 PID 2428 wrote to memory of 2808 2428 rundll32.exe 32 PID 2428 wrote to memory of 2808 2428 rundll32.exe 32
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\.doorstop_version1⤵
- Suspicious use of WriteProcessMemory
PID:2248 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\.doorstop_version2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2428 -
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\.doorstop_version"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2808
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
3KB
MD5ed3f08d40043cd790176fa96b5771e89
SHA1b7ceb35786cb89916564ca8b7c6824710709ff6d
SHA2569267f9181cf2495554f282894114585b863650ec9490f3bb232374d89e06ab74
SHA5127a46f13e353b93fa45422056701e68b816896f071da90eddfaecf8760a9ba308cbebc76ae1ea7dd6eed03c0ab42f61c2584336bac55d1c95f7b354c1ac9cf601