Overview
overview
10Static
static
331c0d26c2e...29.exe
windows7-x64
1031c0d26c2e...29.exe
windows10-2004-x64
10$TEMP/55.opends60.dll
windows7-x64
1$TEMP/55.opends60.dll
windows10-2004-x64
1$TEMP/CMAccept.exe
windows7-x64
$TEMP/CMAccept.exe
windows10-2004-x64
$TEMP/DevCfgUI.dll
windows7-x64
1$TEMP/DevCfgUI.dll
windows10-2004-x64
1$TEMP/Samp...ll.exe
windows7-x64
1$TEMP/Samp...ll.exe
windows10-2004-x64
1$TEMP/Umbellule.dll
windows7-x64
1$TEMP/Umbellule.dll
windows10-2004-x64
1$TEMP/VJUp...UI.dll
windows7-x64
1$TEMP/VJUp...UI.dll
windows10-2004-x64
1$TEMP/WebC...orm.js
windows7-x64
1$TEMP/WebC...orm.js
windows10-2004-x64
1$TEMP/Wiza...VS.dll
windows7-x64
1$TEMP/Wiza...VS.dll
windows10-2004-x64
1$TEMP/aspn...er.exe
windows7-x64
1$TEMP/aspn...er.exe
windows10-2004-x64
1$TEMP/libu...b.so.0
ubuntu-18.04-amd64
1$TEMP/pdfg...36.pyc
windows7-x64
3$TEMP/pdfg...36.pyc
windows10-2004-x64
3$TEMP/plier.exe
windows7-x64
4$TEMP/plier.exe
windows10-2004-x64
10Analysis
-
max time kernel
121s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
10/04/2024, 07:25
Static task
static1
Behavioral task
behavioral1
Sample
31c0d26c2edd1b2d59a360ce272eb19ffed3b630757e94336a75c2e1e6a3f729.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
31c0d26c2edd1b2d59a360ce272eb19ffed3b630757e94336a75c2e1e6a3f729.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$TEMP/55.opends60.dll
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
$TEMP/55.opends60.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
$TEMP/CMAccept.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
$TEMP/CMAccept.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral7
Sample
$TEMP/DevCfgUI.dll
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
$TEMP/DevCfgUI.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
$TEMP/SampDBInstall.exe
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
$TEMP/SampDBInstall.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
$TEMP/Umbellule.dll
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
$TEMP/Umbellule.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral13
Sample
$TEMP/VJUpgradePackageUI.dll
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
$TEMP/VJUpgradePackageUI.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
$TEMP/WebClientProgressForm.js
Resource
win7-20240215-en
Behavioral task
behavioral16
Sample
$TEMP/WebClientProgressForm.js
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
$TEMP/WizardFrameworkVS.dll
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
$TEMP/WizardFrameworkVS.dll
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
$TEMP/aspnetcompiler.exe
Resource
win7-20240319-en
Behavioral task
behavioral20
Sample
$TEMP/aspnetcompiler.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
$TEMP/libutil-tdb.so.0
Resource
ubuntu1804-amd64-20240226-en
Behavioral task
behavioral22
Sample
$TEMP/pdfgeom.cpython-36.pyc
Resource
win7-20240221-en
Behavioral task
behavioral23
Sample
$TEMP/pdfgeom.cpython-36.pyc
Resource
win10v2004-20231215-en
Behavioral task
behavioral24
Sample
$TEMP/plier.exe
Resource
win7-20240220-en
General
-
Target
$TEMP/pdfgeom.cpython-36.pyc
-
Size
2KB
-
MD5
ce7c28d5aab8607bde85487f70014c7a
-
SHA1
9cf64f12247b4fdc2a2cb5cb1e1fe92013b0171d
-
SHA256
f4270992fa5d716028d3b935aa771e2d0ebd754d64bb5781eb4f7f04363f812f
-
SHA512
61ce8bcbd80ad19f41d87db308778a4db2c3555128c779fdc04a52005e8567574f8e59b3a0d5a9b375eeb7a1ab1fcf470d2ad5d721d8033dd1ff65ae66537f97
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-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell\Read\command rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pyc\ = "pyc_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pyc rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2428 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2428 AcroRd32.exe 2428 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2252 wrote to memory of 2524 2252 cmd.exe 29 PID 2252 wrote to memory of 2524 2252 cmd.exe 29 PID 2252 wrote to memory of 2524 2252 cmd.exe 29 PID 2524 wrote to memory of 2428 2524 rundll32.exe 30 PID 2524 wrote to memory of 2428 2524 rundll32.exe 30 PID 2524 wrote to memory of 2428 2524 rundll32.exe 30 PID 2524 wrote to memory of 2428 2524 rundll32.exe 30
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\$TEMP\pdfgeom.cpython-36.pyc1⤵
- Suspicious use of WriteProcessMemory
PID:2252 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$TEMP\pdfgeom.cpython-36.pyc2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2524 -
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\$TEMP\pdfgeom.cpython-36.pyc"3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2428
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
3KB
MD54250e3fc11afc5016fb1db7242bb43b2
SHA164a04e2dab70840200d83590f9d52659bf78f962
SHA256e48c78f8422b706c9786a83faf3359e3dfcd0149d1eb8696610571dd85d583f5
SHA512c2c06707551d6a8c7162c70fdf903650651c25584769e8f5791135e504edb226f546535b01e550e6785fa7cf81c9cfc78eeff28d1d3d84c47f53890904880bac