db49025c563fcb1594508967350af7ab96f2d0e2820073f10f2591ae58f30509

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 00:23

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General

Target

49b4ee0d40d7f8d19d3636f75b584170N.exe
Size

34KB
MD5

49b4ee0d40d7f8d19d3636f75b584170
SHA1

78600b96c3f920da27590975ccac2573a7b0f488
SHA256

db49025c563fcb1594508967350af7ab96f2d0e2820073f10f2591ae58f30509
SHA512

7718a4f93e1c86e351e520e9e982fa137d8a00cb8f9eb00c50f20062a8af8f285ace48b2634e13c7847a9f4da7fbc49ed0ca71f6b2d36a38a684d7a4c3b395c7
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATNydWK9WKTZQZU:CTW7JJZENTNyoKIKp

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3122) 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/2484-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000a00000001202c-2.dat	upx
behavioral1/files/0x0002000000010489-6.dat	upx
behavioral1/memory/2484-71-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Aqtau.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Lisbon.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_cs.jar.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jfxmedia.dll.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\bin\jfr.dll.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Ashgabat.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Hebron.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Anadyr.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\16to9Squareframe_SelectionSubpicture.png.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.browser.attach.ja_5.5.0.165303.jar.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-uisupport.xml.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\lt\LC_MESSAGES\vlc.mo.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Notes_LOOP_BG_PAL.wmv.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationLeft_SelectionSubpicture.png.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Internet Explorer\jsdbgui.dll.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Los_Angeles.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\Mauritius.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Bogota.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Data.Services.Design.resources.dll.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\TipTsf.dll.mui.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\TipRes.dll.mui.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\es.pak.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\include\jni.h.tmp	49b4ee0d40d7f8d19d3636f75b584170N.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\gifs\prodicon.gif.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\lib\ext\dnsns.jar.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Windhoek.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\stopNetworkServer.bat.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\lib\zi\PST8PDT.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Data.DataSetExtensions.Resources.dll.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\play-background.png.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\La_Paz.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Kaliningrad.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\lib\mailapi.jar.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\TipTsf.dll.mui.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\1047x576_91n92.png.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\shadowonlyframe_buttongraphic.png.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\Passport_PAL.wmv.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Microsoft Office\Office14\NPAUTHZ.DLL.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Simferopol.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\kn\LC_MESSAGES\vlc.mo.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-previous-static.png.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ur.pak.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-core-io-ui.xml.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Costa_Rica.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\HST.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.core_5.5.0.165303\feature.xml.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckg.dll.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ka\LC_MESSAGES\vlc.mo.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Midway.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\dark\e4-dark_basestyle.css.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Asuncion.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\7-Zip\Lang\ms.txt.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Common Files\Services\verisign.bmp.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fontconfig.bfc.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\Maldives.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\shatter.png.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Mozilla Firefox\api-ms-win-core-synch-l1-2-0.dll.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\PresentationFramework.Royale.dll.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\15x15dot.png.tmp	49b4ee0d40d7f8d19d3636f75b584170N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Accra.tmp	49b4ee0d40d7f8d19d3636f75b584170N.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	49b4ee0d40d7f8d19d3636f75b584170N.exe

C:\Users\Admin\AppData\Local\Temp\49b4ee0d40d7f8d19d3636f75b584170N.exe
"C:\Users\Admin\AppData\Local\Temp\49b4ee0d40d7f8d19d3636f75b584170N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2484

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-1-5-21-2958949473-3205530200-1453100116-1000\desktop.ini.tmp

Filesize
35KB

MD5
105aa05469348afbe99ea56bc717200b

SHA1
3058673e0123998264753c20fe8aff5959f631d9

SHA256
15f929ae70a0e5e3d391e7faba1e03d741d623c0fa39253d5012d499d324ff72

SHA512
baf5cd8553cb39c6de5ca757d8ae45485db71797984609949684f3cda13fb109ed268833e7724c51a57c9d9497d0291e68090bda323c9f96e95d56060316d33e

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

Filesize
44KB

MD5
7789c82486d620881afe44eb48ea56d6

SHA1
6be2665fbc269caa75752d982f7004f8ccf98edf

SHA256
9781465275b61780e2fe1b82cee4db294e8a2ea4d1b2d398961c2b642035f835

SHA512
3b9fad31a5adba8ef1a009da4daa14177e7623ad139b26082fb184967f423e5bed8374ccf76bd291b5b4b7a25099e2ed33cc61a143075a0d9cfe19e1180877bc

Download Submit
memory/2484-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2484-71-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download