3deeb2b2878a8782d5e29d4d5b41e0795e30f5998ffb514aac20a5b5cfd5003a

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03/09/2024, 02:47

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General

Target

4a30a6d7f6afeb7d816c8669df998880N.exe
Size

71KB
MD5

4a30a6d7f6afeb7d816c8669df998880
SHA1

670392a3afa3790f8ba5efe99c9b0c8b4c99bde2
SHA256

3deeb2b2878a8782d5e29d4d5b41e0795e30f5998ffb514aac20a5b5cfd5003a
SHA512

61870d157f1e1c2b0d1b220dafec444735c015c0b9f36982eaa5e96b19d2d648485dc19fc2eedede389577cf755f805032deaf7b2a1abda44e16e518e7323d8e
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9CBT37CPKKdJJ1EXBwzE4:V7Zf/FAxTWoJJ7TiTW7JJ7TtR1

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3192) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1780-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000b00000001225f-2.dat	upx
behavioral1/files/0x0002000000010620-6.dat	upx
behavioral1/memory/1780-74-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\DVD Maker\de-DE\DVDMaker.exe.mui.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\South_Georgia.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaSansDemiBold.ttf.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Chita.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Common Files\System\msadc\msdaprst.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-host-remote_zh_CN.jar.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.text.nl_zh_4.4.0.v20140623020002.jar.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ff\LC_MESSAGES\vlc.mo.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\numbers.xml.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_trans_rgb.wmv.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\15x15dot.png.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-applemenu.xml.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\203x8subpicture.png.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+1.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-swing-tabcontrol.xml.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-multiview.xml.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Kentucky\Monticello.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\liblive555_plugin.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\rtscom.dll.mui.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Internet Explorer\en-US\F12.dll.mui.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.jarprocessor_1.0.300.v20131211-1531.jar.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\hi.pak.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\requests\playlist_jstree.xml.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\7-Zip\7-zip.chm.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\720_480shadow.png.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-lib-uihandler_ja.jar.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jfr.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Jakarta.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4_basestyle.css.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-heapdump_zh_CN.jar.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\mip.exe.mui.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\DVD Maker\es-ES\DVDMaker.exe.mui.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationUp_ButtonGraphic.png.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libspdif_plugin.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Microsoft Office\Office14\1033\BHOINTL.DLL.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\es\System.Data.Linq.Resources.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\en-US\bckgzm.exe.mui.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.config.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOMessageProvider.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Rarotonga.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\System.IdentityModel.Selectors.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\es\System.Data.Entity.Design.Resources.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Data.Linq.Resources.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\br\LC_MESSAGES\vlc.mo.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\META-INF\MANIFEST.MF.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Riga.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\WindowsBase.resources.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Riyadh89.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Mozilla Firefox\firefox.VisualElementsManifest.xml.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\he\LC_MESSAGES\vlc.mo.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ro-RO\tipresx.dll.mui.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Common Files\System\msadc\msadcor.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Saipan.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_mixer\libinteger_mixer_plugin.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\nav_leftarrow.png.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Mozilla Firefox\browser\crashreporter-override.ini.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Mozilla Firefox\vcruntime140.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jre7\lib\content-types.properties.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libnfs_plugin.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libmono_plugin.dll.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.ssl.feature_1.0.0.v20140827-1444\META-INF\ECLIPSE_.SF.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe
File created	C:\Program Files\Java\jre7\lib\zi\SystemV\AST4.tmp	4a30a6d7f6afeb7d816c8669df998880N.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4a30a6d7f6afeb7d816c8669df998880N.exe

C:\Users\Admin\AppData\Local\Temp\4a30a6d7f6afeb7d816c8669df998880N.exe
"C:\Users\Admin\AppData\Local\Temp\4a30a6d7f6afeb7d816c8669df998880N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-3551809350-4263495960-1443967649-1000\desktop.ini.tmp

Filesize
72KB

MD5
17505ba5de18902dc3dca5550f041fae

SHA1
4b4dabbe1d218763e721e940ccc3156fd038124c

SHA256
889d951be7d4854fe4edb53de6b175c345779b353aaf42e76be05e52d2a61af6

SHA512
5e56158fab60a9f6659a9531fdb9ca95c37d1aceb9812f90d6922457bd5fc3aa8984aafcc42b03bc58ecd5e1ad397d41487d9028643be45c765a882c0c1e3a14

Download Submit
C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

Filesize
81KB

MD5
76632d0be82d0ac65f7d90c9a3aff381

SHA1
a62341aab6dfc7c91a92841226217bea234116ba

SHA256
e10275053eb2fcffb6e7573e3fef0055b91c668db18fde63e410ad38018279e0

SHA512
4234a5369a1a9016ae7e868791ebd2c76fb4cff801b7c8f55214117880f5e1cd4d2162717edca13927a8faa4177652f6575317b899d65cacb68b8a3a5965ee76

Download Submit
memory/1780-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1780-74-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download