45c9960833c48c774435661361eebce55942643028220b0db93ecbec65f134ac

Analysis

max time kernel
120s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/09/2024, 16:15

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General

Target

753a188083397ea419829e74340d8370N.exe
Size

66KB
MD5

753a188083397ea419829e74340d8370
SHA1

ca7808311db753ce7e8e0a47415148d5c1d65b74
SHA256

45c9960833c48c774435661361eebce55942643028220b0db93ecbec65f134ac
SHA512

4941d84df530c6b993ab87e8e59e185b513a9cbb41e2cd27363189e7c51292d4eebd5eecf7cf6feaff908b8dcabd8ae814d0ce3d0af3109a643115de36af640c
SSDEEP

1536:CTWn1++PJHJXA/OsIZfzc3/Q8IZTkb/b9mdG3mdGT:KQSo7ZgrJ

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3228) 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/1956-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0007000000012118-2.dat	upx
behavioral1/files/0x000200000001067f-6.dat	upx
behavioral1/memory/1956-75-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\VideoLAN\VLC\libvlccore.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\InputPersonalization.exe.mui.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-autoupdate-cli.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Microsoft Games\Purble Place\it-IT\PurblePlace.exe.mui.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\Microsoft.Build.Utilities.v3.5.resources.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Microsoft Games\More Games\fr-FR\MoreGames.dll.mui.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\intf\telnet.luac.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Moncton.tmp	753a188083397ea419829e74340d8370N.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\feature.properties.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-spi-actions_ja.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-12.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2ssv.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.databinding.observable.nl_ja_4.4.0.v20140623020002.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.intro_3.4.200.v20130326-1254.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Data.DataSetExtensions.Resources.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\es\System.Data.Services.resources.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Common Files\System\ado\en-US\msader15.dll.mui.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\16_9-frame-background.png.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fonts\LucidaBrightItalic.ttf.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Campo_Grande.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\huemainsubpicture2.png.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Argentina\La_Rioja.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Checkers\it-IT\chkrzm.exe.mui.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\StartOpen.xhtml.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-api-progress.xml.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\SpecialNavigationUp_ButtonGraphic.png.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\button-highlight.png.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.forms.nl_ja_4.4.0.v20140623020002.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\etc\visualvm.conf.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\zh-TW\tipresx.dll.mui.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Internet Explorer\en-US\DiagnosticsTap.dll.mui.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Jamaica.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.app_1.3.200.v20130910-1609.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\bin\jp2iexp.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Roses.htm.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Edmonton.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT-9.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Kwajalein.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\System.IdentityModel.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\NavigationRight_ButtonGraphic.png.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.transport.ecf.nl_zh_4.4.0.v20140623020002.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-options-api_zh_CN.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaSansRegular.ttf.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_zh_HK.properties.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Mozilla Firefox\updater.exe.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access_output\libaccess_output_srt_plugin.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-progress-ui_zh_CN.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\jfluid-server-15.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\lib\zi\MST.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\DVD Maker\es-ES\OmdProject.dll.mui.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\DVD Maker\fieldswitch.ax.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Internet Explorer\perf_nt.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\ModuleAutoDeps\org-openide-text.xml.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\bin\unpack200.exe.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libdmo_plugin.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Filters\odffilt.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Budapest.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-execution_ja.jar.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\bin\javafx-iio.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jre7\lib\jvm.hprof.txt.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Mozilla Firefox\qipcap64.dll.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_zh_TW.properties.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Ceuta.tmp	753a188083397ea419829e74340d8370N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-io.xml.tmp	753a188083397ea419829e74340d8370N.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	753a188083397ea419829e74340d8370N.exe

C:\Users\Admin\AppData\Local\Temp\753a188083397ea419829e74340d8370N.exe
"C:\Users\Admin\AppData\Local\Temp\753a188083397ea419829e74340d8370N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1956

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

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Downloads

C:\$Recycle.Bin\S-1-5-21-1488793075-819845221-1497111674-1000\desktop.ini.tmp

Filesize
67KB

MD5
d032d7ecea1620f7936309dfa2ad2ec1

SHA1
3bdfdfd3ceac3894029fe8cfa1de79252f49bb3d

SHA256
d72847524c091569310836c79c8cdcf2e87ce965435f6dae73d71ef3e8ec645c

SHA512
d67c3f2c2fc9a71b152f3026b0cdab7a7f9911b6c1d983b276b9101e160fa3128824797cd9d7d2e04bb0ffb4bb7f7c87882ce71faf2d333aa1c31ca3f3bcb335

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

Filesize
75KB

MD5
18c862b4b8fb8eea51ddeedc831518a0

SHA1
bf938c1ccc7efabae6fb3b5e77c4a760a5fe54ba

SHA256
2d00c56ee7fd38e3dd7965438e6bdf57372be0d1a89f537036fc414913b68345

SHA512
aad2223fbd587a1839e63cba9a00c8e80e4df6dedb1c1f80438907fbcaac07276b5646aafcecf876a9154dd9ebbe7cbe33354c849f011efd57ba30dd8fa6c5ea

Download Submit
memory/1956-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1956-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download