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
127s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-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
locales/am.pak
-
Size
551KB
-
MD5
952933d2d388683c91ee7eaa7539e625
-
SHA1
7a0f5a10d7d61c32577c0d027db8c66c27e56c7d
-
SHA256
55357baf28716a73f79ac9a6af1ae63972eb79f93c415715518027fc5c528504
-
SHA512
5aa5ef0ed1da98b36840389e694dc5dcef496524314b61603d0c5ee03a663bb4c753623fb400792754b51331df20ac6d9cf97c183922f19fc0072822688f988d
-
SSDEEP
12288:WcWln6HuPPL8xJTgWHsEaYM5g9yaAVmHukPQyx30jH8+I:WR6YL8xOWHbaYM5g9yaAVmvPQ+
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-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pak_auto_file rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.pak rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pak_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pak_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pak_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_Classes\Local Settings rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pak_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.pak\ = "pak_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pak_auto_file\shell\Read rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 2712 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 2712 AcroRd32.exe 2712 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 3012 wrote to memory of 2652 3012 cmd.exe rundll32.exe PID 3012 wrote to memory of 2652 3012 cmd.exe rundll32.exe PID 3012 wrote to memory of 2652 3012 cmd.exe rundll32.exe PID 2652 wrote to memory of 2712 2652 rundll32.exe AcroRd32.exe PID 2652 wrote to memory of 2712 2652 rundll32.exe AcroRd32.exe PID 2652 wrote to memory of 2712 2652 rundll32.exe AcroRd32.exe PID 2652 wrote to memory of 2712 2652 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\locales\am.pak1⤵
- 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\locales\am.pak2⤵
- 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\locales\am.pak"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
MD5a83593dd3b86fa3f9da1779e7d93ec3a
SHA1b7187483ca6823595ec12e08ebd51ded2f7652ba
SHA2563b9004aa159984f620e4887a7de7b9d427f6f5a23d7ce380df2958f83be004f7
SHA5124a7ea787a0b7e66cf77df5507ae79193812fe19b4fa4fe9d433b554f25ca403823663d54ab7486aa8fc0e066c5617ba4e1750ce028559febef4c73414f90d315