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Overview
overview
3Static
static
1Prefetch.zip
windows7-x64
1Prefetch.zip
windows10-2004-x64
1Prefetch/5...979.pf
windows7-x64
3Prefetch/5...979.pf
windows10-2004-x64
3Prefetch/7...8EF.pf
windows7-x64
3Prefetch/7...8EF.pf
windows10-2004-x64
3Prefetch/7...F9A.pf
windows7-x64
3Prefetch/7...F9A.pf
windows10-2004-x64
3Prefetch/7...D46.pf
windows7-x64
3Prefetch/7...D46.pf
windows10-2004-x64
3Prefetch/A...734.pf
windows7-x64
3Prefetch/A...734.pf
windows10-2004-x64
3Prefetch/A...A6E.pf
windows7-x64
3Prefetch/A...A6E.pf
windows10-2004-x64
3Prefetch/A...CD5.pf
windows7-x64
3Prefetch/A...CD5.pf
windows10-2004-x64
3Prefetch/A...4F0.pf
windows7-x64
3Prefetch/A...4F0.pf
windows10-2004-x64
3Prefetch/A...BB7.pf
windows7-x64
3Prefetch/A...BB7.pf
windows10-2004-x64
3Prefetch/A...3E8.pf
windows7-x64
3Prefetch/A...3E8.pf
windows10-2004-x64
3Prefetch/A...0CE.pf
windows7-x64
3Prefetch/A...0CE.pf
windows10-2004-x64
3Prefetch/A...7F4.pf
windows7-x64
3Prefetch/A...7F4.pf
windows10-2004-x64
3Prefetch/A...1EE.pf
windows7-x64
3Prefetch/A...1EE.pf
windows10-2004-x64
3Prefetch/A...9A6.pf
windows7-x64
3Prefetch/A...9A6.pf
windows10-2004-x64
3Prefetch/B...7D1.pf
windows7-x64
3Prefetch/B...7D1.pf
windows10-2004-x64
3Resubmissions
25/03/2024, 21:05
240325-zxdnnahe48 325/03/2024, 20:59
240325-zswcxahd77 325/03/2024, 20:56
240325-zq3dfahd45 325/03/2024, 20:51
240325-zm6xfshc96 325/03/2024, 20:45
240325-zj6ghsca7s 325/03/2024, 20:38
240325-zezs6shb67 325/03/2024, 20:36
240325-zdscpshb45 3Analysis
-
max time kernel
18s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
25/03/2024, 20:36
Static task
static1
Behavioral task
behavioral1
Sample
Prefetch.zip
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Prefetch.zip
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
Prefetch/54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
Prefetch/54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
Prefetch/7Z2301-X64.EXE-AD2E68EF.pf
Resource
win7-20240215-en
Behavioral task
behavioral6
Sample
Prefetch/7Z2301-X64.EXE-AD2E68EF.pf
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
Prefetch/7ZFM.EXE-56DE4F9A.pf
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
Prefetch/7ZFM.EXE-56DE4F9A.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
Prefetch/7ZG.EXE-F49B3D46.pf
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
Prefetch/7ZG.EXE-F49B3D46.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
Prefetch/ADB-SETUP-1.4.3.EXE-A5343734.pf
Resource
win7-20240319-en
Behavioral task
behavioral12
Sample
Prefetch/ADB-SETUP-1.4.3.EXE-A5343734.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
Prefetch/ADB.EXE-CE29CA6E.pf
Resource
win7-20240220-en
Behavioral task
behavioral14
Sample
Prefetch/ADB.EXE-CE29CA6E.pf
Resource
win10v2004-20231215-en
Behavioral task
behavioral15
Sample
Prefetch/AESM_SERVICE.EXE-85691CD5.pf
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
Prefetch/AESM_SERVICE.EXE-85691CD5.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
Prefetch/AI.EXE-517C04F0.pf
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
Prefetch/AI.EXE-517C04F0.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
Prefetch/AMAZON MUSIC.EXE-8F9E1BB7.pf
Resource
win7-20240221-en
Behavioral task
behavioral20
Sample
Prefetch/AMAZON MUSIC.EXE-8F9E1BB7.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
Prefetch/APPINSTALLER.EXE-8BEA83E8.pf
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
Prefetch/APPINSTALLER.EXE-8BEA83E8.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
Prefetch/APPINSTALLER.EXE-EBDB10CE.pf
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
Prefetch/APPINSTALLER.EXE-EBDB10CE.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
Prefetch/APPINSTALLERFULLTRUSTAPPSERVI-ADC5D7F4.pf
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
Prefetch/APPINSTALLERFULLTRUSTAPPSERVI-ADC5D7F4.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral27
Sample
Prefetch/APPLICATIONFRAMEHOST.EXE-8CE9A1EE.pf
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
Prefetch/APPLICATIONFRAMEHOST.EXE-8CE9A1EE.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral29
Sample
Prefetch/AUDIODG.EXE-AB22E9A6.pf
Resource
win7-20231129-en
Behavioral task
behavioral30
Sample
Prefetch/AUDIODG.EXE-AB22E9A6.pf
Resource
win10v2004-20240226-en
Behavioral task
behavioral31
Sample
Prefetch/BACKGROUNDTASKHOST.EXE-1195A7D1.pf
Resource
win7-20240319-en
Behavioral task
behavioral32
Sample
Prefetch/BACKGROUNDTASKHOST.EXE-1195A7D1.pf
Resource
win10v2004-20240226-en
General
-
Target
Prefetch/54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf
-
Size
32KB
-
MD5
a95e40c651a7a0c5c58b849bb9208afa
-
SHA1
47402ef1ba20944fdef2c95a4fdce811cfef4f4f
-
SHA256
92e9118cce4d45634e34e7833976eb1240c30f17b07360ecd81ef99af93c5e91
-
SHA512
03e727cab9a3a1729a3f1f14724d601a15702bd3f15d81bf4e1fcd31fad5cc253fced340cb9b73920199e1654accf70a577f9bd59257faaa42bdbaa7a1559e79
-
SSDEEP
768:XTyCNiE5vRH9MYJpwqfffH1Jzuia3zhAXj:XWC8o9tJp11QLzC
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 9 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pf rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pf_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pf_auto_file\shell rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pf_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\pf_auto_file\shell\Read\command 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\pf_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pf_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pf\ = "pf_auto_file" rundll32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2404 AcroRd32.exe 2404 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3012 wrote to memory of 2536 3012 cmd.exe 29 PID 3012 wrote to memory of 2536 3012 cmd.exe 29 PID 3012 wrote to memory of 2536 3012 cmd.exe 29 PID 2536 wrote to memory of 2404 2536 rundll32.exe 30 PID 2536 wrote to memory of 2404 2536 rundll32.exe 30 PID 2536 wrote to memory of 2404 2536 rundll32.exe 30 PID 2536 wrote to memory of 2404 2536 rundll32.exe 30
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Prefetch\54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf1⤵
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Prefetch\54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2536 -
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\Prefetch\54449E3A-7D48-4A3B-8938-6F0AC-DA408979.pf"3⤵
- Suspicious use of SetWindowsHookEx
PID:2404
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
3KB
MD59edbcee6db5bd03ab17b31e18a9869fc
SHA1f9e7b10742de74b7b9511aaf8d29f93927076f0b
SHA2561b67793a654eacbd0ba5a33609be6f3941f0ff302af18a05843db151d10f6cb9
SHA512cb863e87c4a0d6953daf3d391274981de61817f7374769f0c15de6bc8a2970bb81922157ff4101cb15e4da1c9a847c288e7a1a1731b91dd1705b7ba104350c99