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
128s -
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
chrome_200_percent.pak
-
Size
175KB
-
MD5
5604b67e3f03ab2741f910a250c91137
-
SHA1
a4bb15ac7914c22575f1051a29c448f215fe027f
-
SHA256
1408387e87cb5308530def6ce57bdc4e0abbbaa9e70f687fd6c3a02a56a0536c
-
SHA512
5e6f875068792e862b1fc8bb7b340ac0f1f4c51e53e50be81a5af8575ca3591f4e7eb9239890178b17c5a8ff4ebb23719190d7db0bd8a9aa6dcb4308ffa9a34d
-
SSDEEP
3072:+DQYaEQN6AJPRJL2myFhPNafR54x5GMR+F44ffbdZnYw9p4AbIVGYoDd+HxNK/r4:+DQYaNN68RwmU0gx5GMRejnbdZnVE6YR
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-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\pak_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.pak\ = "pak_auto_file" rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_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-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\pak_auto_file rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.pak rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\pak_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\pak_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\pak_auto_file\shell\Read\command rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid process 2724 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
AcroRd32.exepid process 2724 AcroRd32.exe 2724 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid process target process PID 1856 wrote to memory of 2168 1856 cmd.exe rundll32.exe PID 1856 wrote to memory of 2168 1856 cmd.exe rundll32.exe PID 1856 wrote to memory of 2168 1856 cmd.exe rundll32.exe PID 2168 wrote to memory of 2724 2168 rundll32.exe AcroRd32.exe PID 2168 wrote to memory of 2724 2168 rundll32.exe AcroRd32.exe PID 2168 wrote to memory of 2724 2168 rundll32.exe AcroRd32.exe PID 2168 wrote to memory of 2724 2168 rundll32.exe AcroRd32.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\chrome_200_percent.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\chrome_200_percent.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\chrome_200_percent.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
MD5055559596d0cc9afe6704b2ae0f9d798
SHA1da6adff4df3bcdaab501f3fa01db84bad816d799
SHA2564dde2cd70dd209d1ae5e252cedba8d0e15c2f77fab4e99870385b9079f1ac1e8
SHA5121066bd49971d5150827e2e52a6fab2ef2a25f4ace5144a3c8aed1b1f27699191febc3325f8f76932fcd48c6a30838f00d1de7ecad40750d98995f937a6df714b