705af9025eef175c5b6eac58ba8e66cf1b91250f083cad8fc52761259b38eab4

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-09-2024 20:35

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General

Target

9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
Size

54KB
MD5

9855a3dfb0bc4e12bc83c76aa0b482f0
SHA1

7e6f9959698742b173b31af45dfda6e0c5b39103
SHA256

705af9025eef175c5b6eac58ba8e66cf1b91250f083cad8fc52761259b38eab4
SHA512

e051eefb4e02ec91e50124f7788e905f8302e6e7582fd60d64a151fe7b9e57e48dd0c55b54282b6d03d7521580886fed7b5d3a43683f52a86df8ed4bf4a02542
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9DJKGJKTn/bYONYOR:V7Zf/FAxTWoJJ7ThJKGJKz

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2822) 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/2672-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0008000000012115-2.dat	upx
behavioral1/files/0x0002000000010622-6.dat	upx
behavioral1/memory/2672-62-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-swing-plaf_zh_CN.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\deployed\jdk16\windows-amd64\profilerinterface.dll.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT+12.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.docs.ja_5.5.0.165303.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\e4_default_winxp_blu.css.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\VERSION.txt.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\amd64\jvm.cfg.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.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	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Mozilla Firefox\api-ms-win-crt-conio-l1-1-0.dll.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\7-Zip\Lang\ka.txt.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\Content.xml.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\sv.pak.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Lima.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher.nl_zh_4.4.0.v20140623020002.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\7-Zip\Lang\ga.txt.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jfr.dll.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Thunder_Bay.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Indian\Chagos.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\IPSEventLogMsg.dll.mui.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Bogota.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.reconciler.dropins.nl_zh_4.4.0.v20140623020002.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-jvm.xml.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Microsoft Games\SpiderSolitaire\de-DE\SpiderSolitaire.exe.mui.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Internet Explorer\DiagnosticsHub_is.dll.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Krasnoyarsk.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.engine.nl_ja_4.4.0.v20140623020002.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Spades\Shvl.dll.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\16_9-frame-image-mask.png.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.flightrecorder.ui.zh_CN_5.5.0.165303.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Karachi.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\FlickLearningWizard.exe.mui.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Title_Trans_Notes_PAL.wmv.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\16_9-frame-background.png.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ms.pak.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.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\rarrow.gif.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Tunis.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Honolulu.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.core.di.extensions_0.12.0.v20140417-2033.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-uihandler.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\curtains.png.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Miquelon.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\TipRes.dll.mui.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_wer.dll.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\locale\boot_zh_CN.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Cancun.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\NavigationUp_SelectionSubpicture.png.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages.properties.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Palmer.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-modules-profiler-selector-ui_zh_CN.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-modules-favorites.xml_hidden.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Mozilla Firefox\gmp-clearkey\0.1\clearkey.dll.sig.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\imjplm.dll.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\setEmbeddedCP.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-editor-mimelookup.xml.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-heapdump.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Mozilla Firefox\AccessibleHandler.dll.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\mainimage-mask.png.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_zh_HK.properties.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Bishkek.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\pt-BR\tipresx.dll.mui.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.text.nl_ja_4.4.0.v20140623020002.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-lib-profiler-ui_ja.jar.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
File created	C:\Program Files\ExportApprove.php.tmp	9855a3dfb0bc4e12bc83c76aa0b482f0N.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	9855a3dfb0bc4e12bc83c76aa0b482f0N.exe

C:\Users\Admin\AppData\Local\Temp\9855a3dfb0bc4e12bc83c76aa0b482f0N.exe
"C:\Users\Admin\AppData\Local\Temp\9855a3dfb0bc4e12bc83c76aa0b482f0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2672

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-1-5-21-940600906-3464502421-4240639183-1000\desktop.ini.tmp

Filesize
54KB

MD5
4bd722dd2a43058ddead282a91e5f880

SHA1
ce0e6d3836535e5e700237c50e8a7079c27689f3

SHA256
869f8936fba13309239b49ab8c64a08af01b5b8ea89a5963f69117054c8e1ce8

SHA512
b32f65a370fd295c6996c4546be9c635ef4ecd38fac39eef719e25153b1f08dd15a2f7438246d2ee8ee402b6cd004cf7dbc695ed57af3f4d4463a5119671a371

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

Filesize
63KB

MD5
c18394f98475e714ae758a23fed839c5

SHA1
0eca823121921d4fae56f3e3108cdf6bc0bc74c6

SHA256
7c3a7b1ba77aaa1e3f0aae589bc36fadcef2c69fce5f2599be2386ab31ea4734

SHA512
257a0e964d64d5da8bd539084c505329ea79781a4237d714b84db070edf919161ee21a3deea08d697c31733efdf4a0cfcce6afd517a5a48a3b2faa76adbb9bfb

Download Submit
memory/2672-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2672-62-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download