934ff80e6975a2bb443d570905146aaf5d9ead3efe72619ebd6dfbd94d88a783

Analysis

max time kernel
120s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 00:13

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General

Target

1790c4ec0c85cc3f3ae9f221807cd890N.exe
Size

35KB
MD5

1790c4ec0c85cc3f3ae9f221807cd890
SHA1

9201afaf685b5622d7197f6f0aa2f94d0ffd7373
SHA256

934ff80e6975a2bb443d570905146aaf5d9ead3efe72619ebd6dfbd94d88a783
SHA512

d78f8220a8a098f9e9f931eec98883b7d39556731a56121cba58ca8273eb55ce007e6246f5ced0750a5db459d6772d9d154d6ce28179a65e348096669f560555
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcwBcCBcw/tio/tiw:CTW7JJ7TTQoQw

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3369) 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/2308-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x00090000000120f9-2.dat	upx
behavioral1/files/0x0002000000010620-6.dat	upx
behavioral1/memory/2308-75-0x0000000000400000-0x000000000040A000-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\Africa\Ceuta.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-applemenu_zh_CN.jar.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\liba52_plugin.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_precomp_matte.wmv.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Internet Explorer\en-US\iexplore.exe.mui.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libnsc_plugin.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_chroma\libchain_plugin.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\TipBand.dll.mui.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\default_apps\external_extensions.json.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Baghdad.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\locale\org-openide-util_ja.jar.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\PresentationBuildTasks.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Web.DynamicData.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\services_discovery\libsap_plugin.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jsdt.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Dushanbe.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\control\libdummy_plugin.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\mux\libmux_avi_plugin.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VSTO\vstoee100.tlb.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyMainToNotesBackground.wmv.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jre7\bin\javacpl.exe.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jre7\lib\zi\SystemV\EST5EDT.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Microsoft Games\Solitaire\ja-JP\Solitaire.exe.mui.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\System.Windows.Presentation.resources.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\System.Data.Services.resources.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\de-DE\msinfo32.exe.mui.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\fr\System.Web.Entity.Design.Resources.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\COPYING.txt.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Manaus.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.diagnostic_5.5.0.165303.jar.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.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	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Baku.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\System.ServiceModel.Resources.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\meta_engine\libfolder_plugin.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Scene_loop.wmv.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Chihuahua.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.core\cache\binary\org.eclipse.rcp_root_4.4.0.v20141007-2301.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.publisher.nl_ja_4.4.0.v20140623020002.jar.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jre7\bin\javaws.exe.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\London.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libvpx_plugin.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\zh-dayi.xml.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\optimization_guide_internal.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\ja\ReachFramework.resources.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\mux\libmux_mp4_plugin.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.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\olh001.htm.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Johannesburg.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\InputPersonalization.exe.mui.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.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\booklist.gif.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-keyring-fallback_ja.jar.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Oral.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Mozilla Firefox\browser\features\[email protected]	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fonts\LucidaTypewriterBold.ttf.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\UTC.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.apache.batik.util_1.7.0.v201011041433.jar.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\org-netbeans-core-io-ui.xml_hidden.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jre7\bin\jpeg.dll.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaSansDemiBold.ttf.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-swing-outline.jar.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\DVD Maker\soniccolorconverter.ax.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Extensions\external_extensions.json.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Argentina\La_Rioja.tmp	1790c4ec0c85cc3f3ae9f221807cd890N.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	1790c4ec0c85cc3f3ae9f221807cd890N.exe

C:\Users\Admin\AppData\Local\Temp\1790c4ec0c85cc3f3ae9f221807cd890N.exe
"C:\Users\Admin\AppData\Local\Temp\1790c4ec0c85cc3f3ae9f221807cd890N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2308

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-1-5-21-3551809350-4263495960-1443967649-1000\desktop.ini.tmp

Filesize
35KB

MD5
342b361195db71c0d63c46f70a67426e

SHA1
a40fb6ef7c0180dc34dcbdcbdeb32c3840531547

SHA256
05f69717872f3f2cd39dccdae783a14b454020e2c2cec6c46b3673918eaddf16

SHA512
bd51812e548e8bc9a4224e9b9189006171c6868c702a67ee23e1b0c98f281f3f3e421f599364226496985baf7be489183e67205c822cfce3ea517308cba72dec

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

Filesize
44KB

MD5
e48539c8a133da095c368fbf4a33e2b6

SHA1
89e837e67b4348822becea248f4017e8d8dc6754

SHA256
04e2cbf2d02ecf235b93490dc28c9aa13ea75c7ecbeb1a23759bbba7a2777aed

SHA512
d0776c7741f660fe601d68711573544ec595e432b75015e0f8c7c97f45059d8bf1f23bf72867052d21fb40b69235f3ee36405b9b8b42d4ec266c00785841ae8b

Download Submit
memory/2308-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2308-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download