3f774f46734ea1d7de3323e440fb12ecc47849eb45ffb20566bcabb21ed98f28

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
01/08/2024, 21:31

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General

Target

05c3bedf59c3fb4a50340aeb26840110N.exe
Size

75KB
MD5

05c3bedf59c3fb4a50340aeb26840110
SHA1

183744554de825d76ffd924b4105356bae2c02c7
SHA256

3f774f46734ea1d7de3323e440fb12ecc47849eb45ffb20566bcabb21ed98f28
SHA512

6e92ff60adb4eac41637ee2ad2a25c422912734a7d316ee3c5a32b58fd71e8ae5613f226e5765ae462624d8fe618e22200f41508f9e03a15403ff6b819937a2e
SSDEEP

1536:V7Zf/FAxTWoJJZENTNyoKIKen7bCCF4LRoE0oc9ztoLTfZD:fny1tE5KIKenxE07oF

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/2592-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x00080000000120fe-2.dat	upx
behavioral1/files/0x0002000000010485-6.dat	upx
behavioral1/memory/2592-666-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Mozilla Firefox\AccessibleMarshal.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\WindowsBase.resources.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\System\ado\msadomd.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\vintage.png.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.common_3.6.200.v20130402-1505.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-util-enumerations.xml.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Amman.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Microsoft Games\Purble Place\en-US\PurblePlace.exe.mui.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\System.Speech.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Data.DataSetExtensions.Resources.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwrenclm.dat.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Santo_Domingo.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.repository.nl_zh_4.4.0.v20140623020002.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaTypewriterBold.ttf.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Honolulu.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\System.Printing.resources.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-actions_zh_CN.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-join.avi.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\micaut.dll.mui.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\mshwLatin.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\security\trusted.libraries.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.feature_3.9.0.v20140827-1444\feature.xml.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.ui.sdk.scheduler.nl_ja_4.4.0.v20140623020002.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.apache.lucene.analysis_3.5.0.v20120725-1805.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-heapdump.xml.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\tipresx.dll.mui.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\InkObj.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\TipTsf.dll.mui.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\System\msadc\adcjavas.inc.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ur.pak.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+1.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Data.Linq.Resources.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_rtl.xml.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-keyring-fallback.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-coredump.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\hu\LC_MESSAGES\vlc.mo.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\locale\core_zh_CN.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\7-Zip\Lang\es.txt.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Palmer.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_zh_4.4.0.v20140623020002\eclipse_update_120.jpg.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx.zh_CN_5.5.0.165303.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.bidi_0.10.0.v20130327-1442.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jfxwebkit.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\El_Aaiun.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\title_trans_notes.wmv.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Montevideo.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\HST.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-sampler.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jre7\lib\zi\SystemV\CST6.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\UIAutomationTypes.resources.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Data.Services.resources.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\7-Zip\Lang\ug.txt.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\play-static.png.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.workbench.addons.swt.nl_zh_4.4.0.v20140623020002.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-openide-awt.xml.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jre7\bin\splashscreen.dll.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jre7\lib\images\cursors\win32_CopyNoDrop32x32.gif.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\bn\LC_MESSAGES\vlc.mo.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\dialogs\create_stream.html.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.workbench.nl_zh_4.4.0.v20140623020002.jar.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\css\blafdoc.css.tmp	05c3bedf59c3fb4a50340aeb26840110N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-netbeans-modules-queries.xml.tmp	05c3bedf59c3fb4a50340aeb26840110N.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	05c3bedf59c3fb4a50340aeb26840110N.exe

C:\Users\Admin\AppData\Local\Temp\05c3bedf59c3fb4a50340aeb26840110N.exe
"C:\Users\Admin\AppData\Local\Temp\05c3bedf59c3fb4a50340aeb26840110N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2592

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
75KB

MD5
b08c741280f6201df878bf70cb6891b1

SHA1
4a47c0852f367e9aa76ad495fe36878a3f791a14

SHA256
a99935838afaa786cba9f8fce1b78ea37ea5e1487ec92e0511042f7917210349

SHA512
41ef8f9350250913d5ddf2d7ee69031b41f2f9bd4aecc18ecc067fc3fae473ca5d1fed7022c80cba4599c12273718fb58e71eededfb16481290076cd45072fa5

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

Filesize
84KB

MD5
805c618b75e1917924be633906098fe1

SHA1
1fc54f146340d9331f032195128d428278a7a7bd

SHA256
44cb7e87abc5bd90be2b984d7aaa05aeb3bcb74c7ddc8a910b4473db4e839c70

SHA512
2779046998aeed5d6af32a9b05896d165daffd26e523ede113a708f8cb920c689739fc3e52ad16e3bb34dad1fe0842f52f4d8cf8b19cbc0ed473767fc08148b2

Download Submit
memory/2592-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2592-666-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download