Overview
overview
10Static
static
10decompiler...or.exe
windows7-x64
7decompiler...or.exe
windows10-2004-x64
7decompiler...obf.py
windows7-x64
3decompiler...obf.py
windows10-2004-x64
3decompiler...ben.py
windows7-x64
3decompiler...ben.py
windows10-2004-x64
3decompiler...ank.py
windows7-x64
3decompiler...ank.py
windows10-2004-x64
3decompiler...ean.py
windows7-x64
3decompiler...ean.py
windows10-2004-x64
3decompiler...una.py
windows7-x64
3decompiler...una.py
windows10-2004-x64
3decompiler...obf.py
windows7-x64
3decompiler...obf.py
windows10-2004-x64
3decompiler...her.py
windows7-x64
3decompiler...her.py
windows10-2004-x64
3decompiler...er.jar
windows7-x64
1decompiler...er.jar
windows10-2004-x64
7decompiler...pycdas
ubuntu-22.04-amd64
1decompiler...as.exe
windows7-x64
1decompiler...as.exe
windows10-2004-x64
1decompiler.../pycdc
ubuntu-24.04-amd64
1decompiler...dc.exe
windows7-x64
1decompiler...dc.exe
windows10-2004-x64
1decompiler...in/upx
ubuntu-24.04-amd64
1decompiler...px.exe
windows7-x64
7decompiler...px.exe
windows10-2004-x64
7decompiler...fig.py
windows7-x64
3decompiler...fig.py
windows10-2004-x64
3decompiler...ile.py
windows7-x64
3decompiler...ile.py
windows10-2004-x64
3decompiler...ion.py
windows7-x64
3Analysis
-
max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
01-06-2024 13:54
Behavioral task
behavioral1
Sample
decompiler for malware/GeFrost Exucutor.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
decompiler for malware/GeFrost Exucutor.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
decompiler for malware/Grabbers-Deobfuscator-main/deobf.py
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
decompiler for malware/Grabbers-Deobfuscator-main/deobf.py
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/ben.py
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/ben.py
Resource
win10v2004-20240426-en
Behavioral task
behavioral7
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/blank.py
Resource
win7-20240508-en
Behavioral task
behavioral8
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/blank.py
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/empyrean.py
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/empyrean.py
Resource
win10v2004-20240508-en
Behavioral task
behavioral11
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/luna.py
Resource
win7-20240215-en
Behavioral task
behavioral12
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/luna.py
Resource
win10v2004-20240508-en
Behavioral task
behavioral13
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/notobf.py
Resource
win7-20240220-en
Behavioral task
behavioral14
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/notobf.py
Resource
win10v2004-20240508-en
Behavioral task
behavioral15
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/other.py
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
decompiler for malware/Grabbers-Deobfuscator-main/methods/other.py
Resource
win10v2004-20240426-en
Behavioral task
behavioral17
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/fernflower.jar
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/fernflower.jar
Resource
win10v2004-20240426-en
Behavioral task
behavioral19
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/pycdas
Resource
ubuntu2204-amd64-20240522.1-en
Behavioral task
behavioral20
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/pycdas.exe
Resource
win7-20240221-en
Behavioral task
behavioral21
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/pycdas.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral22
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/pycdc
Resource
ubuntu2404-amd64-20240523-en
Behavioral task
behavioral23
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/pycdc.exe
Resource
win7-20240508-en
Behavioral task
behavioral24
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/pycdc.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral25
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/upx
Resource
ubuntu2404-amd64-20240523-en
Behavioral task
behavioral26
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/upx.exe
Resource
win7-20240508-en
Behavioral task
behavioral27
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/bin/upx.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral28
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/config.py
Resource
win7-20240220-en
Behavioral task
behavioral29
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/config.py
Resource
win10v2004-20240508-en
Behavioral task
behavioral30
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/decompile.py
Resource
win7-20231129-en
Behavioral task
behavioral31
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/decompile.py
Resource
win10v2004-20240426-en
Behavioral task
behavioral32
Sample
decompiler for malware/Grabbers-Deobfuscator-main/utils/deobfuscation.py
Resource
win7-20240221-en
General
-
Target
decompiler for malware/Grabbers-Deobfuscator-main/utils/decompile.py
-
Size
1KB
-
MD5
b1b5f2eb1a2392805b196ce35e178e5a
-
SHA1
310826373be640f736aa807ee040758cb5a4d40c
-
SHA256
f198bbeb7807aae1db733ba5ba3b8bc9503843fafba755faf3685b65f9984944
-
SHA512
4079441e0458c267821af5047532a11f86fc86d26d0d965067ac2a0860ce2f86cce8a37d38c53f4cb39370dd4a6e8f90a3313826751e13794f39406f9d63c039
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 9 IoCs
Processes:
rundll32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.py rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.py\ = "py_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 2636 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 2636 AcroRd32.exe 2636 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 2328 wrote to memory of 2304 2328 cmd.exe rundll32.exe PID 2328 wrote to memory of 2304 2328 cmd.exe rundll32.exe PID 2328 wrote to memory of 2304 2328 cmd.exe rundll32.exe PID 2304 wrote to memory of 2636 2304 rundll32.exe AcroRd32.exe PID 2304 wrote to memory of 2636 2304 rundll32.exe AcroRd32.exe PID 2304 wrote to memory of 2636 2304 rundll32.exe AcroRd32.exe PID 2304 wrote to memory of 2636 2304 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\decompiler for malware\Grabbers-Deobfuscator-main\utils\decompile.py"1⤵
- Suspicious use of WriteProcessMemory
PID:2328 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\decompiler for malware\Grabbers-Deobfuscator-main\utils\decompile.py2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2304 -
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\decompiler for malware\Grabbers-Deobfuscator-main\utils\decompile.py"3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2636
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEventsFilesize
3KB
MD548c7f212e146c6213eca08a1b233dbdb
SHA17a9bd0a302cbb15259288f54d12b16de87ad6398
SHA25687743161348f35d0295ac7e277ab5b97fbbba91069fd8b86faddcb30a6c30f5c
SHA512c35c19729064a8a76e0f457a83e412d302658c17b2667b6957e413a7bdde8b7548ab44f23616c9acffe5bb850d9b371a8b56955843a9021e626eb6805acc354a