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
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-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/empyrean.py
-
Size
998B
-
MD5
c6699faf8d91e0e85fcaeca1d7afac48
-
SHA1
0b38209177ddedf69ec3c6222c67b818f42823c1
-
SHA256
cf1bd3cc552ee7b573d1e278ed1d0961c6b765d129b2626a194ef2265676adc4
-
SHA512
ce7c90e60663618ad2893139aff102b969abfb9c178a820e7fa6a81816eb1f9dde143c725622977d413135af1909778ae87108ac0389c9eb7092abd8ec1cf48c
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 Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_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-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file\shell\Read\command rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.py rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.py\ = "py_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\py_auto_file\shell rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 1992 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 1992 AcroRd32.exe 1992 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 1924 wrote to memory of 2664 1924 cmd.exe rundll32.exe PID 1924 wrote to memory of 2664 1924 cmd.exe rundll32.exe PID 1924 wrote to memory of 2664 1924 cmd.exe rundll32.exe PID 2664 wrote to memory of 1992 2664 rundll32.exe AcroRd32.exe PID 2664 wrote to memory of 1992 2664 rundll32.exe AcroRd32.exe PID 2664 wrote to memory of 1992 2664 rundll32.exe AcroRd32.exe PID 2664 wrote to memory of 1992 2664 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\decompiler for malware\Grabbers-Deobfuscator-main\methods\empyrean.py"1⤵
- Suspicious use of WriteProcessMemory
PID:1924 -
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\empyrean.py2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2664 -
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\empyrean.py"3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1992
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEventsFilesize
3KB
MD5a9716cb27a5041f08be37de9a27abcbb
SHA1dd61a9582a1b52baa3a363a2a3abb4c48b74aff1
SHA2561ce3ee206e7131007b2ae35cf297b4f4dd0887a014e5dbfcaa2eb06d9a2d5afa
SHA512e7c1811894b377a746ebe0f01966ac51051dff2f870e8b2cabcea7b3bd5e1ec653142a5b192e15543c5b2014b7af6ac298101071e01dc3c8c4104a2d176e17ca