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
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-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/methods/notobf.py
-
Size
813B
-
MD5
760db55e8613cb3f01ceb0be9fec8ec7
-
SHA1
474257e75129ef6f9e4523ab37a69da316d86281
-
SHA256
93b38e20c466c5f6c3abcf5f2fbe0d5f879786b72cb079208efcc63db2df2345
-
SHA512
0ffc63352937541fffd78ae0b73456b855057b9e75e5fe483fc5f259120aec69504d04f900f0e12c51d249e4f1f8dadbfaa16c5c284c86f7592d6586beffeaa0
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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.py rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.py\ = "py_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\py_auto_file\shell\Read\command rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 2220 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 2220 AcroRd32.exe 2220 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 2904 wrote to memory of 2676 2904 cmd.exe rundll32.exe PID 2904 wrote to memory of 2676 2904 cmd.exe rundll32.exe PID 2904 wrote to memory of 2676 2904 cmd.exe rundll32.exe PID 2676 wrote to memory of 2220 2676 rundll32.exe AcroRd32.exe PID 2676 wrote to memory of 2220 2676 rundll32.exe AcroRd32.exe PID 2676 wrote to memory of 2220 2676 rundll32.exe AcroRd32.exe PID 2676 wrote to memory of 2220 2676 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\decompiler for malware\Grabbers-Deobfuscator-main\methods\notobf.py"1⤵
- Suspicious use of WriteProcessMemory
PID:2904 -
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\methods\notobf.py2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2676 -
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\methods\notobf.py"3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2220
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEventsFilesize
3KB
MD5117e077e131f4944fe657e25cc62cbc4
SHA1db0f6e2d6834ff036ddd6b12dd35845e867895d3
SHA256fd48179755b13108202ccdafcaec92f67a8c40c13f96157681893fe23a05d28a
SHA5129bcfb5d2c0b2c570c8efdb0274d036eb54fdffeda174bf6914036bd691ef630c659200e197ba45d31c9df34b15bbea1e13b067c80e05803a761532d2b2298866