2a3ab7117871abae2dfcf1624723244d9693a2236ad090ca176019f6f29b05b0

Analysis

max time kernel
120s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 14:07

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Report Analysis Logs

General

Target

d27272278bdb4266ca11ecb700399190N.exe
Size

55KB
MD5

d27272278bdb4266ca11ecb700399190
SHA1

a4dc6f5a9a87eb4697b3b4adac49f717e6939fe1
SHA256

2a3ab7117871abae2dfcf1624723244d9693a2236ad090ca176019f6f29b05b0
SHA512

22b419db89eba27401b062d3c694df2aa2f11e9d587ccb59493646d9a6b2f3430f7dd83418a9f3a70427878bcc3a23d9f486e0efbd83142c415015d63709579f
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9dlmr9umr9K:V7Zf/FAxTWoJJ7Tkr99r9K

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3275) 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/2136-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000a0000000122d0-2.dat	upx
behavioral1/files/0x0002000000010485-6.dat	upx
behavioral1/memory/2136-74-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\cmm\sRGB.pf.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jre7\bin\tnameserv.exe.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-output2_zh_CN.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Common Files\System\wab32res.dll.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationLeft_ButtonGraphic.png.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\vi.pak.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rcp.application_5.5.0.165303.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\symbols\ea-sym.xml.tmp	d27272278bdb4266ca11ecb700399190N.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\olh.htm.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\7-Zip\Lang\ro.txt.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\micaut.dll.mui.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jre7\lib\images\cursors\cursors.properties.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\ant-javafx.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Choibalsan.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Common Files\System\fr-FR\wab32res.dll.mui.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\dblook.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Indian\Kerguelen.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\bg\LC_MESSAGES\vlc.mo.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Thule.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Seoul.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Microsoft Games\Purble Place\PurblePlaceMCE.png.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Mozilla Firefox\IA2Marshal.dll.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\view.html.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\alt-rt.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\win7Handle.png.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-api-progress_ja.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-application-views.xml.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ro-RO\tipresx.dll.mui.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-masterfs_zh_CN.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jre7\lib\resources.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libsatip_plugin.dll.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Mozilla Firefox\defaults\pref\autoconfig.js.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\7-Zip\Lang\gl.txt.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\16_9-frame-highlight.png.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.rcp_4.4.0.v20141007-2301\epl-v10.html.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Karachi.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.director.app.nl_ja_4.4.0.v20140623020002.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-keyring_zh_CN.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\deployed\jdk16\windows-amd64\profilerinterface.dll.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Data.DataSetExtensions.Resources.dll.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Kiritimati.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.w3c.dom.svg_1.1.0.v201011041433.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaSansRegular.ttf.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Microsoft Office\Office14\NPAUTHZ.DLL.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\7-Zip\Lang\hu.txt.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsMainToNotesBackground_PAL.wmv.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\icons\day-of-week-16.png.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.expressions_3.4.600.v20140128-0851.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\TipBand.dll.mui.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.ui.zh_CN_5.5.0.165303.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\locale\jfluid-server_ja.jar.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Common Files\System\Ole DB\en-US\sqlxmlx.rll.mui.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Havana.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libcaf_plugin.dll.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libvoc_plugin.dll.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationRight_SelectionSubpicture.png.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Majuro.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Microsoft Games\Mahjong\desktop.ini.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Mozilla Firefox\postSigningData.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\North_Dakota\New_Salem.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\tabskb.dll.mui.tmp	d27272278bdb4266ca11ecb700399190N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msadcer.dll.mui.tmp	d27272278bdb4266ca11ecb700399190N.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	d27272278bdb4266ca11ecb700399190N.exe

C:\Users\Admin\AppData\Local\Temp\d27272278bdb4266ca11ecb700399190N.exe
"C:\Users\Admin\AppData\Local\Temp\d27272278bdb4266ca11ecb700399190N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2136

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
55KB

MD5
d6d6798c48b0cb3832d50145b97ca63b

SHA1
9e0f3b096534fc3c95a3eedced3e21261185f2a9

SHA256
0bbb8af0344bd648fafc8e9d8f7d929d1b5e53e7a5411b02182fb55d1bd4c093

SHA512
336c99e270fa8ff1eecf9d3330d784c30c75c38c7af3e534efaae6cf49adb55a9c22d830aa9514248d978d8e5507bd00cb00ce096dcb25c2fb8a144be2881c6c

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

Filesize
64KB

MD5
b691e46b22237d88d0c9098da26e1e29

SHA1
efc35347bc269710dfb12bde8ffd15caecf05c7b

SHA256
b7d9403cd3310586ecea2f5cae8c044047fde56bd9b236bb5f81c88174919a69

SHA512
d2fc132803a24a7cc1e013b84635bd8f3ed64ab9cb92cb8c7873a6c1b4e8192bb28481b8e20a96c20414f90b84b175aa48d9de45748b83817b609058143560b2

Download Submit
memory/2136-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2136-74-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download