ff22590efe135b2d41f93782e3cad4c7f4a5c62a2b60a2fb8a3c185b10fe11a0

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
03/09/2024, 22:50

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General

Target

3d26efdb4310013daf30862d873f7760N.exe
Size

38KB
MD5

3d26efdb4310013daf30862d873f7760
SHA1

de6f41ef52bea70c825ad1bb60ac380d0633781f
SHA256

ff22590efe135b2d41f93782e3cad4c7f4a5c62a2b60a2fb8a3c185b10fe11a0
SHA512

1dd39a931ee486c1f06026b4233f17b9fd1113987a0f4f70582a7544ede7cfd6571c8832f4baa1c6d4aa9b7708a794c9d74419d032a39b22ea349de35a2f1ed5
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATNyHF/MF/6m0m+s2BGUG3oxoYM2Mj:CTW7JJZENTNyl2Sm0mKQ

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3317) 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/2400-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000b00000001227d-2.dat	upx
behavioral1/files/0x0002000000010541-6.dat	upx
behavioral1/memory/2400-75-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\msadc\adcjavas.inc.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-lib-profiler-common_zh_CN.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\System.Windows.Presentation.resources.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\wa\LC_MESSAGES\vlc.mo.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Windows.Presentation.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\MSTTSLoc.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\System\ado\en-US\msader15.dll.mui.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\System\ado\msader15.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Ceuta.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Ulaanbaatar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-output2_ja.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-threaddump.xml.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\mux\libmux_avi_plugin.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\EST.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jre7\lib\images\cursors\win32_LinkNoDrop32x32.gif.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Microsoft Games\FreeCell\de-DE\FreeCell.exe.mui.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\pa\LC_MESSAGES\vlc.mo.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\ShapeCollector.exe.mui.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\IPSEventLogMsg.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\cmm\GRAY.pf.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_de.properties.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-coredump.xml.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jre7\bin\java.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Cayman.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Filters\offfiltx.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\ja-JP\msinfo32.exe.mui.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\DVD Maker\fr-FR\WMM2CLIP.dll.mui.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kcms.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Australia\Darwin.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-spi-quicksearch_ja.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-profiling_ja.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VGX\VGX.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Thule.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\ext\locale\updater_zh_CN.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Bears.jpg.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\15x15dot.png.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java-rmi.exe.tmp	3d26efdb4310013daf30862d873f7760N.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\help.gif.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Choibalsan.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Oslo.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\eo\LC_MESSAGES\vlc.mo.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\locale\jfluid-server_ja.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\core\locale\core_visualvm.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\playlist\newgrounds.luac.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Troll.tmp	3d26efdb4310013daf30862d873f7760N.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	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libmpg123_plugin.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsrus.xml.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\da.pak.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libspdif_plugin.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\PreviousMenuButtonIconSubpi.png.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.core.feature_1.3.0.v20140523-0116\META-INF\ECLIPSE_.SF.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-core.xml.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-keyring_zh_CN.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-print_ja.jar.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Juneau.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\7-Zip\Lang\kab.txt.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\pushplaysubpicture.png.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\license.html.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Mozilla Firefox\api-ms-win-crt-math-l1-1-0.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\stream_filter\libcache_read_plugin.dll.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Pine_Lumber.jpg.tmp	3d26efdb4310013daf30862d873f7760N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\feature.xml.tmp	3d26efdb4310013daf30862d873f7760N.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	3d26efdb4310013daf30862d873f7760N.exe

C:\Users\Admin\AppData\Local\Temp\3d26efdb4310013daf30862d873f7760N.exe
"C:\Users\Admin\AppData\Local\Temp\3d26efdb4310013daf30862d873f7760N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2400

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-1-5-21-1846800975-3917212583-2893086201-1000\desktop.ini.tmp

Filesize
38KB

MD5
68f5d9a92e78d5eb26eea96b0b59161e

SHA1
e414bf98da577a792f7699664dfa477179ab614c

SHA256
076eb0409bd7144d3d55529eb735800f7bc21d414bfed5526e3c146335c24a81

SHA512
eedbd06f05d33c2c3b291d41df20bf960a06de2e2858da6593995009f71d5ed3c5f07907f2ce68628661e4b8d3aa8a6a48d4bfde487ebd5dcaf4f71f7bec6722

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

Filesize
47KB

MD5
3c0a63426ece3df46f41c42f32f0f693

SHA1
ea1ced1db425ec4570e98cf8850c5356f067c714

SHA256
be1430824e4faf8ccf9482d27b5e6dcb8f57d9bd96bbcee4bbe24fced8886c1c

SHA512
831ec49490b51a0498c3f32cc79720e20839ecc94ebbb4355dcb878b3e897bf731c18ce0d505721c5d5290f3f952991f76ab0fe581785c38f4d3c1357dcbeedb

Download Submit
memory/2400-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2400-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download