0bbb4752ff2e1f42bc65be3f0b3acc75c280aa39aaa625747b7f18600e66cb7e

Analysis

max time kernel
120s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 20:19

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General

Target

bb8c4f50e02ee18acc4f8c9352bd7490N.exe
Size

70KB
MD5

bb8c4f50e02ee18acc4f8c9352bd7490
SHA1

5bc46faff40da31563e1da4003044cee7f5b5ffd
SHA256

0bbb4752ff2e1f42bc65be3f0b3acc75c280aa39aaa625747b7f18600e66cb7e
SHA512

545a04851ea591dbbad66909548d68e44114599a3529f94c4e6f90d3e269303eea97c0b4f91d852a3040925b80ca24d8034c46d37a63023d0ba033dbd8dca247
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcwBcCBcw/tio/tirZcZja:V7Zf/FAxTWoJJ7TTQoQrZcZja

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3158) 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/2532-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00080000000120fd-2.dat	upx
behavioral1/files/0x0002000000010485-6.dat	upx
behavioral1/memory/2532-74-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libspatializer_plugin.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Makassar.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Fiji.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Heart_VideoInset.png.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationRight_ButtonGraphic.png.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.app_1.3.200.v20130910-1609.jar.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Gaza.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\7-Zip\Lang\co.txt.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\DVD Maker\directshowtap.ax.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-13.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\fr-FR\bckgRes.dll.mui.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\Microsoft.Build.Engine.resources.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\Jujuy.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\bin\jsdt.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-core-output2.jar.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.rcp.product_5.5.0.165303\feature.xml.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\background.png.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Niue.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-queries.xml.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Ust-Nera.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Mozilla Firefox\api-ms-win-crt-convert-l1-1-0.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\es\System.Windows.Presentation.resources.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\ShapeCollector.exe.mui.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\osknumpad.xml.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access_output\libaccess_output_udp_plugin.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Port-au-Prince.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Kosrae.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libaccess_mms_plugin.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\librtp_plugin.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\7-Zip\Lang\ba.txt.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Microsoft Games\Hearts\it-IT\Hearts.exe.mui.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Mozilla Firefox\update-settings.ini.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Atlantic\Cape_Verde.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Berlin.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\es-ES\bckgRes.dll.mui.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Brunei.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-openide-loaders.jar.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Havana.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Yakutat.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\images\Back-48.png.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\tipresx.dll.mui.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passport_mask_left.png.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\NavigationLeft_SelectionSubpicture.png.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Internet Explorer\IEShims.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-keyring-fallback_zh_CN.jar.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-uihandler_zh_CN.jar.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\ReachFramework.resources.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access_output\libaccess_output_livehttp_plugin.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libsamplerate_plugin.dll.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskpred.xml.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.osgi.nl_zh_4.4.0.v20140623020002.jar.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\SystemV\PST8.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.metadata.repository.nl_ja_4.4.0.v20140623020002.jar.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.common_2.10.1.v20140901-1043\META-INF\ECLIPSE_.SF.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.engine\.settings\org.eclipse.equinox.p2.metadata.repository.prefs.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-templates.xml.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jre7\lib\zi\SystemV\PST8PDT.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\setNetworkServerCP.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Manaus.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-autoupdate-services_zh_CN.jar.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\modules\sandbox.luac.tmp	bb8c4f50e02ee18acc4f8c9352bd7490N.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	bb8c4f50e02ee18acc4f8c9352bd7490N.exe

C:\Users\Admin\AppData\Local\Temp\bb8c4f50e02ee18acc4f8c9352bd7490N.exe
"C:\Users\Admin\AppData\Local\Temp\bb8c4f50e02ee18acc4f8c9352bd7490N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2532

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-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini.tmp

Filesize
71KB

MD5
41acc93d97ec41123b1de4f91a9f7db6

SHA1
66056e26b9f7137fc3d428293ecdcf051a64c6e0

SHA256
c7e24b088b5f9b62f52059d46d9b20eeff36055bce56c9d9787733a0a2e09705

SHA512
ac80102df4b108055180ae2a09d990f17f60be8dc0a72ce14c49dd1a5136ea34d4d922202cbaf8826a41fb58a7b266840eeecd509710ab782e9cd98f32ba8f6d

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

Filesize
79KB

MD5
b581a8cd166025332e2f5eecaa0ff4c4

SHA1
b8788613e7499e3d1c18e36ee01c87834a5c2ea0

SHA256
8ea71abfcac02e332fa311455332f5857eebbcb4eef0a16c599fd1f6f86fa9ed

SHA512
53801a308a211660e939f9cc736040a6c8cfbaddee5aa5c95cbbe1f79f815af3adc0e6dd724da92fb3018c778d3c4f45fa44cf977ddee6033255b9f288a2884c

Download Submit
memory/2532-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2532-74-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download