2f0c181cad9727293e8a1aefb47253c3ec8815c8574ba49f05d543c983313b5a

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24/08/2024, 02:44

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General

Target

21d96c25e76a09d2ed336b8462d7be60N.exe
Size

65KB
MD5

21d96c25e76a09d2ed336b8462d7be60
SHA1

10f3c4ad7b71f3813d4f646ee09baa65550afc2a
SHA256

2f0c181cad9727293e8a1aefb47253c3ec8815c8574ba49f05d543c983313b5a
SHA512

2d1c07cd60cbea9be229d9f42ca7144b9fb50e32730def4390290893a9e25c81fb9455d6ed477cebcc495247c5d22e867ece175f42c40a0db41fe83b70c3ed88
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjSEXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rU:V7Zf/FAxTWtnMdyGdyoIOIM

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3251) 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/1900-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00080000000120f9-2.dat	upx
behavioral1/files/0x0002000000010620-6.dat	upx
behavioral1/memory/1900-74-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\rtscom.dll.mui.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\sv.pak.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.emf.ecore.change_2.10.0.v20140901-1043.jar.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\CST6CDT.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.alert.ja_5.5.0.165303.jar.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\javax.servlet.jsp_2.2.0.v201112011158.jar.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jre7\bin\ssv.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Kaliningrad.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libremap_plugin.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Anchorage.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Mozilla Firefox\firefox.cfg.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\UIAutomationClientsideProviders.resources.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\7-Zip\Lang\gl.txt.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\TipRes.dll.mui.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\sunmscapi.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\cacerts.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\Kerguelen.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-explorer.xml.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libplaylist_plugin.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationUp_SelectionSubpicture.png.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Ojinaga.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.feature_3.9.0.v20140827-1444\epl-v10.html.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-modules-profiler-heapwalker.xml.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-coredump.xml.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libaudiobargraph_a_plugin.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.swt.nl_ja_4.4.0.v20140623020002.jar.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-execution_ja.jar.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\PresentationFramework.resources.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\7-Zip\Lang\ms.txt.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\TipRes.dll.mui.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\sqlxmlx.rll.mui.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-icons_228ef1_256x240.png.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\imjplm.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Common Files\System\msadc\handler.reg.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Cancun.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\System.RunTime.Serialization.Resources.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\dialogs\equalizer_window.html.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\libmad_plugin.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.bindings.nl_ja_4.4.0.v20140623020002.jar.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Warsaw.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\hi\LC_MESSAGES\vlc.mo.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\mc.jar.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Santo_Domingo.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Spades\es-ES\shvlzm.exe.mui.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Common Files\System\Ole DB\it-IT\sqloledb.rll.mui.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\HideSync.raw.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Internet Explorer\jsprofilerui.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-explorer.xml.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-openide-execution.jar.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\PresentationBuildTasks.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\javafx.policy.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Kiritimati.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.feature_3.9.0.v20140827-1444\META-INF\ECLIPSE_.SF.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jfxwebkit.dll.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\eclipse_update_120.jpg.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\.lastModified.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT+8.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jre7\lib\zi\ZoneInfoMappings.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Microsoft Office\Office14\1033\MAPISHELLR.DLL.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\16_9-frame-image-mask.png.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\userContent_16x9_imagemask.png.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe.tmp	21d96c25e76a09d2ed336b8462d7be60N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\README.txt.tmp	21d96c25e76a09d2ed336b8462d7be60N.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	21d96c25e76a09d2ed336b8462d7be60N.exe

C:\Users\Admin\AppData\Local\Temp\21d96c25e76a09d2ed336b8462d7be60N.exe
"C:\Users\Admin\AppData\Local\Temp\21d96c25e76a09d2ed336b8462d7be60N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1900

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
65KB

MD5
da13802ff66589d15b2196d2939bc4b7

SHA1
26de81076fc8903efc0390621953891544d9c583

SHA256
04ab7e92f8e060d668559015d963230f48c283cc0785f0fe97148b4b79e3f25e

SHA512
6f600de62793c9d4ba24c34b3874e1f0ff0fca713e94b8e1a40b7ca11feedb6a8ebbc21a5efc6864091b1857f0fc9a7cf0a1991f611205052584a843049f6e20

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

Filesize
74KB

MD5
f5191d74122391ec0397947c16bc485c

SHA1
5ae2527db841ad63f6307626390cfbc55e584183

SHA256
a223f5de2439cd5c221bd4ba4f6509040b4fabcd0a2236ac273caa862ceaefed

SHA512
fc85af13aa027857a895c5f741b014994edaa2073bd91bc0fe4ebf84c3043465e3d443fef212aa324d17f7ea0c9f257af070166c19a52a252534a70b78285c0d

Download Submit
memory/1900-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1900-74-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download