1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2c

Analysis

max time kernel
120s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/10/2024, 22:29

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General

Target

1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
Size

29KB
MD5

fd8b750646312cc62b65667afcfaaae0
SHA1

33fe7f3655eff2b9a902c100602edacbaa3cae2f
SHA256

1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2c
SHA512

5adebd2cc188e46a667099a42bc5fde013c5dfb871c1678afa05f3c1dcb6eaf053ec531b641b8a346805c62e3e504b5631166a4a21f7fd2b9e599589c420fd36
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcI9yGH5BH:CTW7JJ7TPTH

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3432) 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/2196-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x0010000000013439-2.dat	upx
behavioral1/files/0x000400000001043d-6.dat	upx
behavioral1/memory/2196-75-0x0000000000400000-0x000000000040A000-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\zi\America\Godthab.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-jvm_ja.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-threaddump_ja.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Anadyr.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\locale\nl\LC_MESSAGES\vlc.mo.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libddummy_plugin.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Common Files\System\Ole DB\sqlxmlx.rll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\en-US.pak.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\it\WindowsBase.resources.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\icons\diagnostic-command-16.png.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.core.databinding.nl_zh_4.4.0.v20140623020002.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\PresentationFramework.Aero.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\lua\playlist\rockbox_fm_presets.luac.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Windows Defender\es-ES\MpEvMsg.dll.mui.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Windows Journal\en-US\Journal.exe.mui.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsScenesBackground.wmv.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.flightrecorder.controlpanel.ui.ja_5.5.0.165303.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ca.pak.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.core.commands_0.10.2.v20140424-2344.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Cairo.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\locale\is\LC_MESSAGES\vlc.mo.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_output\libdirect3d9_plugin.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\tipresx.dll.mui.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Common Files\System\Ole DB\fr-FR\sqlxmlx.rll.mui.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-keyring-impl.xml.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Mozilla Firefox\ucrtbase.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libttml_plugin.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Copenhagen.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\lib\pop3.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\203x8subpicture.png.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ms.pak.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Inuvik.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Niue.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Web.DynamicData.Design.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ks_IN\LC_MESSAGES\vlc.mo.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\cs-CZ\tipresx.dll.mui.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_travel_Thumbnail.bmp.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access\libaccess_mms_plugin.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Funafuti.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-api-caching_ja.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jre7\lib\zi\Atlantic\Azores.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jre7\lib\zi\SystemV\AST4.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Mozilla Firefox\precomplete.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\SmallLogoCanary.png.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.console_5.5.0.165303\feature.xml.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.jface.databinding_1.6.200.v20140528-1422.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\images\winXPBluTSFrame.png.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Indiana\Vincennes.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libasf_plugin.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_filter\libtransform_plugin.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\DVD Maker\it-IT\OmdProject.dll.mui.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.apache.commons.codec_1.6.0.v201305230611.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\tools.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-swing-outline.xml.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jre7\lib\security\trusted.libraries.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Microsoft Games\Solitaire\fr-FR\Solitaire.exe.mui.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Data.DataSetExtensions.Resources.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\kor-kor.xml.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\server\jvm.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Rarotonga.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.w3c.css.sac_1.3.1.v200903091627.jar.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Windows.Presentation.resources.dll.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
File created	C:\Program Files\Common Files\System\ado\adojavas.inc.tmp	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.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	1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe

C:\Users\Admin\AppData\Local\Temp\1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe
"C:\Users\Admin\AppData\Local\Temp\1fd4f12237ced5b6b1cb0ecb4b09e9d88bcf0981f6d02845042f7cefc45d7f2cN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2196

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-1-5-21-3533259084-2542256011-65585152-1000\desktop.ini.tmp

Filesize
29KB

MD5
b715046d841597e8e6510c1b49bbef56

SHA1
e87d4f4b280ceb558e41869a85065b2296b57f22

SHA256
33dff7e818cc5b5d4686be0b483f02e4742dc7b6e8616a09d0edb597846a4111

SHA512
c9887906721ebf714afb00e88a81aee024f18bbfebfe02bd89dc135196c6f58a8e8ca6b3064af41f34008bed7d59d7528c47c928ab9dd0098c62001ff1a17872

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

Filesize
38KB

MD5
5984d3c48ed621d1d23f9e92c321efe1

SHA1
756d2271819105dd5fcdfccc9631d5ffe07e3fb4

SHA256
906b598f7ca650b95cbe966f470240b61bdf6cbd4ab4c36d11acd3f40b84efda

SHA512
4c1dcee4b1de66638672b939b6d6208bdc6e4a3101238f8cdbffdc12b5434c03804c680c962f70fbeebca9e3424b3525242d79f8b21ba1de2184592433651c3d

Download Submit
memory/2196-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2196-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download