efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 18:07

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General

Target

efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
Size

64KB
MD5

ce275160040b8eadd642981075d8b3b0
SHA1

75530bc1fe9b1154bc121b2efa9be4ead9eae0c8
SHA256

efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97
SHA512

66b644e5d273556ab35a65edb5be96a2a533dcbb68d9d999869eb7671c9c40d23e4e05157e79bad1a5089b8f73334f58d063924c7d82cbae78317d66120a29a0
SSDEEP

768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFI4:CTWn1++PJHJXA/OsIZfzc3/Q8IZTO73

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3133) 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/2408-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0008000000012102-2.dat	upx
behavioral1/files/0x0002000000010621-6.dat	upx
behavioral1/memory/2408-74-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome.dll.sig.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Zurich.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\win7.png.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ca@valencia\LC_MESSAGES\vlc.mo.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.ssl.feature_1.0.0.v20140827-1444\about.html.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-startup.xml.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jre7\bin\unpack200.exe.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\7-Zip\7z.sfx.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\InkWatson.exe.mui.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_highlights_Thumbnail.bmp.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\Reunion.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access_output\libaccess_output_file_plugin.dll.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\osppobjs-spp-plugin-manifest-signed.xrm-ms.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\zh-TW.pak.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Maputo.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.forms.nl_zh_4.4.0.v20140623020002.jar.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Monrovia.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\bn_IN\LC_MESSAGES\vlc.mo.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\7-Zip\7z.exe.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationUp_SelectionSubpicture.png.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\ij.bat.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.ssl.feature_1.0.0.v20140827-1444\feature.properties.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Irkutsk.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.ui.sdk_1.0.300.v20140407-1803.jar.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Chisinau.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\7-Zip\Lang\mr.txt.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\background.png.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\button-highlight.png.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_hu.jar.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libmono_plugin.dll.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\7-Zip\Lang\br.txt.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\DVD Maker\DVDMaker.exe.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-compat.xml.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Atlantic\Azores.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\resources.pak.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Madrid.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Ho_Chi_Minh.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\UIAutomationClientsideProviders.resources.dll.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core-io-ui.xml.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jre7\lib\zi\ZoneInfoMappings.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\Microsoft.Build.Conversion.v3.5.dll.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\7-Zip\History.txt.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\decora-sse.dll.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\MST7.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.security_1.2.0.v20130424-1801.jar.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Niue.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\org-netbeans-modules-profiler-selector-api.jar.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jre7\lib\psfontj2d.properties.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Web.Entity.Design.Resources.dll.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Common Files\System\ado\msadox28.tlb.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jre7\bin\jfxmedia.dll.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Checkers\fr-FR\chkrzm.exe.mui.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Samara.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-threaddump.xml.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jre7\bin\verify.dll.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\org-netbeans-lib-profiler-charts.jar.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\7-Zip\readme.txt.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\DVD Maker\ja-JP\WMM2CLIP.dll.mui.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Internet Explorer\images\bing.ico.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Baghdad.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Nome.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.transport.ecf_1.1.0.v20140408-1354.jar.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-autoupdate-cli.xml.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fonts\LucidaBrightDemiItalic.ttf.tmp	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.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	efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe

C:\Users\Admin\AppData\Local\Temp\efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe
"C:\Users\Admin\AppData\Local\Temp\efe1503d0b70cc19eacbe9171e9ad8456b3d38c33f1f006d975f050b9b918c97N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2408

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-1-5-21-312935884-697965778-3955649944-1000\desktop.ini.tmp

Filesize
65KB

MD5
139bb000982a2fa46a990e490ebe83c8

SHA1
e8c56c48549422c71a1dd1cc51bb6b2092a4a343

SHA256
560c0fe73f639546626db44705e663f82ee33c7bd66d3e047c5e1957488a123f

SHA512
581741b735a58575b7bc80dddd44edbc8dfe0ebb06249ce9d0938c21de2db323b795b99df6bcaa0fda72577d9a29d945fbdd138ae7958c41d7f2579b21291b63

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

Filesize
74KB

MD5
8d0933a6f83148c8d792efa1cbfc8378

SHA1
27d37c15d577ad89b2dd82460944dccbafbbb420

SHA256
e69ab564b1455e9473e2bfc2c62b81f7fc57c6d907f96ad37ae04474198bbfa4

SHA512
d5d8c0b64f803d6641222765ee0f0a1333cce97b9491fe19bcc825203b4043e56fe851df577f5ebc282abb168719297ba7e804b6e133836b50acda10c568c9e0

Download Submit
memory/2408-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2408-74-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download