798b3d1ad07462d5786c57a0bbba2a146e3f625f64cb9b3e4f28bd8c9ff5b7b2

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20-08-2024 22:24

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General

Target

3d8dc3bfc71495354bada56d44ec6ac0N.exe
Size

48KB
MD5

3d8dc3bfc71495354bada56d44ec6ac0
SHA1

225e494727cbe74dc2abea9a4451932b1acec7e4
SHA256

798b3d1ad07462d5786c57a0bbba2a146e3f625f64cb9b3e4f28bd8c9ff5b7b2
SHA512

9775343506cf5eea7995121c16c37e77daec7bf7a6b9d6d8ccb95031a547e394a66773ac5a346b2557199b576b491242cdcb2bb325aebb823318107d4b8fd9ea
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9S/3/d/3/J:V7Zf/FAxTWoJJ7TsvlvR

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3258) 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/1856-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0007000000012119-2.dat	upx
behavioral1/files/0x000f00000001045a-6.dat	upx
behavioral1/memory/1856-74-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsScenesBackground.wmv.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\VideoLAN\VLC\New_Skins.url.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.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\epl-v10.html.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-netbeans-core.xml.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Microsoft Games\Mahjong\MahjongMCE.png.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libtcp_plugin.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\huemainsubpicture2.png.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\schema\triggerActionExceptionHandlers.exsd.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\lib\deploy\messages_zh_HK.properties.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\modules\sandbox.luac.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\7-Zip\Lang\ar.txt.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\tr.pak.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\203x8subpicture.png.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.repository.nl_ja_4.4.0.v20140623020002.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.databinding.nl_ja_4.4.0.v20140623020002.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-multitabs_ja.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Data.Services.resources.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\requests\playlist_jstree.xml.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msdaprsr.dll.mui.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.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\about.html.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.diagnostic.ja_5.5.0.165303.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.extensionlocation_1.2.100.v20131119-0908.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Antarctica\Troll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Microsoft Games\Chess\Chess.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\7-Zip\Lang\sw.txt.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\msinfo32.exe.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\locale\core_zh_CN.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Kosrae.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Australia\Perth.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+1.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\bin\decora-sse.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\bin\splashscreen.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\org-openide-util-lookup.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-uihandler_ja.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-modules-uihandler.xml_hidden.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\bin\java.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Tehran.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\NavigationUp_SelectionSubpicture.png.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\dblook.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kcms.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\update_tracking\org-netbeans-modules-profiler-selector-ui.xml.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\GMT.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\PreviousMenuButtonIcon.png.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\core\locale\com-sun-tools-visualvm-modules-startup_ja.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fonts\LucidaBrightRegular.ttf.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwrenclm.dat.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\TipTsf.dll.mui.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\instrument.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.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	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.apache.batik.css_1.7.0.v201011041433.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-keyring-fallback.xml.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-swing-tabcontrol_zh_CN.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-actions_ja.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\javax.servlet_3.0.0.v201112011016.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.simpleconfigurator.manipulator.nl_zh_4.4.0.v20140623020002.jar.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\org-netbeans-modules-profiler-api.xml.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Rangoon.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libddummy_plugin.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Lima.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Antarctica\DumontDUrville.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Data.Services.Design.resources.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\sd\jamendo.luac.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.exe
File created	C:\Program Files\Common Files\System\msadc\msadcer.dll.tmp	3d8dc3bfc71495354bada56d44ec6ac0N.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	3d8dc3bfc71495354bada56d44ec6ac0N.exe

C:\Users\Admin\AppData\Local\Temp\3d8dc3bfc71495354bada56d44ec6ac0N.exe
"C:\Users\Admin\AppData\Local\Temp\3d8dc3bfc71495354bada56d44ec6ac0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1856

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-1-5-21-3502430532-24693940-2469786940-1000\desktop.ini.tmp

Filesize
48KB

MD5
7110a4f349d7a88c4d0b11386c63a433

SHA1
51eee6d7d35fc16e31400ca9f7a23dcb0ff0bf4e

SHA256
9d8ce809d7881a4be8b0ea741ff9163ef6277e5744d486733fd4e633c75de91f

SHA512
0181492f2171b09dba6ab84a4772c50099525110362e1603af800676911d0a2b9f9309d613b8beb917b8ad2e7c28955f59993dc1249e3813c87c3e89788f17a3

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

Filesize
57KB

MD5
2a009ed96d06cae9f11839772fb61fd5

SHA1
79de80a0e7d7c9070256612d02a24493ca561a9e

SHA256
7c715d1ca5877c07ad8135832c1e1b1f3a96d1ff5be7a91ccbfb976c3ce1c746

SHA512
ff4dbce70ee1498cfe4fac402cf989a4d5aeef7c6e02805f7dd7f1426fd42bbc9acb225ea74f5863f410ed12864093a8ac63f380b3a53136f0005e37c8d38032

Download Submit
memory/1856-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1856-74-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download