Overview
overview
10Static
static
3TidyMe.exe
windows7-x64
7TidyMe.exe
windows10-2004-x64
10$PLUGINSDI...er.dll
windows7-x64
1$PLUGINSDI...er.dll
windows10-2004-x64
1$PLUGINSDI...ls.dll
windows7-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/app-64.7z
windows7-x64
3$PLUGINSDIR/app-64.7z
windows10-2004-x64
3LICENSE.electron.txt
windows7-x64
1LICENSE.electron.txt
windows10-2004-x64
1LICENSES.c...m.html
windows7-x64
1LICENSES.c...m.html
windows10-2004-x64
1TidyMe.exe
windows7-x64
7TidyMe.exe
windows10-2004-x64
7chrome_100...nt.pak
windows7-x64
3chrome_100...nt.pak
windows10-2004-x64
3chrome_200...nt.pak
windows7-x64
3chrome_200...nt.pak
windows10-2004-x64
3d3dcompiler_47.dll
windows10-2004-x64
1ffmpeg.dll
windows7-x64
1ffmpeg.dll
windows10-2004-x64
1icudtl.dat
windows7-x64
3icudtl.dat
windows10-2004-x64
3libEGL.dll
windows7-x64
1libEGL.dll
windows10-2004-x64
1libGLESv2.dll
windows7-x64
1libGLESv2.dll
windows10-2004-x64
1locales/af.pak
windows7-x64
3locales/af.pak
windows10-2004-x64
3locales/am.pak
windows7-x64
3Analysis
-
max time kernel
121s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
08-07-2024 11:24
Static task
static1
Behavioral task
behavioral1
Sample
TidyMe.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
TidyMe.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/SpiderBanner.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win7-20240705-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240705-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/app-64.7z
Resource
win7-20240508-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/app-64.7z
Resource
win10v2004-20240704-en
Behavioral task
behavioral11
Sample
LICENSE.electron.txt
Resource
win7-20240704-en
Behavioral task
behavioral12
Sample
LICENSE.electron.txt
Resource
win10v2004-20240704-en
Behavioral task
behavioral13
Sample
LICENSES.chromium.html
Resource
win7-20240705-en
Behavioral task
behavioral14
Sample
LICENSES.chromium.html
Resource
win10v2004-20240704-en
Behavioral task
behavioral15
Sample
TidyMe.exe
Resource
win7-20240508-en
Behavioral task
behavioral16
Sample
TidyMe.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral17
Sample
chrome_100_percent.pak
Resource
win7-20240704-en
Behavioral task
behavioral18
Sample
chrome_100_percent.pak
Resource
win10v2004-20240704-en
Behavioral task
behavioral19
Sample
chrome_200_percent.pak
Resource
win7-20240705-en
Behavioral task
behavioral20
Sample
chrome_200_percent.pak
Resource
win10v2004-20240704-en
Behavioral task
behavioral21
Sample
d3dcompiler_47.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral22
Sample
ffmpeg.dll
Resource
win7-20240704-en
Behavioral task
behavioral23
Sample
ffmpeg.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral24
Sample
icudtl.dat
Resource
win7-20240705-en
Behavioral task
behavioral25
Sample
icudtl.dat
Resource
win10v2004-20240704-en
Behavioral task
behavioral26
Sample
libEGL.dll
Resource
win7-20240704-en
Behavioral task
behavioral27
Sample
libEGL.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral28
Sample
libGLESv2.dll
Resource
win7-20240704-en
Behavioral task
behavioral29
Sample
libGLESv2.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral30
Sample
locales/af.pak
Resource
win7-20240705-en
Behavioral task
behavioral31
Sample
locales/af.pak
Resource
win10v2004-20240704-en
Behavioral task
behavioral32
Sample
locales/am.pak
Resource
win7-20240704-en
General
-
Target
icudtl.dat
-
Size
10.0MB
-
MD5
76bef9b8bb32e1e54fe1054c97b84a10
-
SHA1
05dfea2a3afeda799ab01bb7fbce628cacd596f4
-
SHA256
97b978a19edd4746e9a44d9a44bb4bc519e127a203c247837ec0922f573449e3
-
SHA512
7330df8129e7a0b7b3655498b2593321595ec29445ea193c8f473c593590f5701eb7125ff6e5cde970c54765f9565fa51c2c54af6e2127f582ab45efa7a3a0f6
-
SSDEEP
196608:p5zwSv9AAyse6liXUxCGZHa93Whlw6ZCXU0:pyKlysTliXUxCGZHa93Whlw6ZCX1
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-1-5-21-2660163958-4080398480-1122754539-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000_CLASSES\.dat rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000_CLASSES\dat_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000_CLASSES\dat_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000_CLASSES\dat_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000_CLASSES\.dat\ = "dat_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000_CLASSES\dat_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000_CLASSES\dat_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000_CLASSES\dat_auto_file\shell\Read\command rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 2584 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 2584 AcroRd32.exe 2584 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 2932 wrote to memory of 2264 2932 cmd.exe rundll32.exe PID 2932 wrote to memory of 2264 2932 cmd.exe rundll32.exe PID 2932 wrote to memory of 2264 2932 cmd.exe rundll32.exe PID 2264 wrote to memory of 2584 2264 rundll32.exe AcroRd32.exe PID 2264 wrote to memory of 2584 2264 rundll32.exe AcroRd32.exe PID 2264 wrote to memory of 2584 2264 rundll32.exe AcroRd32.exe PID 2264 wrote to memory of 2584 2264 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\icudtl.dat1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\icudtl.dat2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
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\icudtl.dat"3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
-
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEventsFilesize
3KB
MD5fdd3e984425e124b5dd07aab748164ac
SHA10ea6314d33c8df217d5fe8e34386c8c087d4c13a
SHA256b4a3a4d1688915629b638dca386b481efba9d4414066838ec458b0f583812917
SHA512751051edf660a8e595bc2e9e64b1cf15c6d05356195cfcf1b2f3bb81a2416d8db0b27f449bbe98d34c79391cc0a6d1f7d0472ffacf222c29231fc1b52cc63ee4