799045d430d4c4c3368bdeb38ad78ba5703f1099bad72b3086e1f1bb5954ed89

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 22:47

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General

Target

c6b9dd41d62ab54b09b7e780daeac5a0N.exe
Size

92KB
MD5

c6b9dd41d62ab54b09b7e780daeac5a0
SHA1

85aaf604dcd644341282bc480cf1338e98b3aa84
SHA256

799045d430d4c4c3368bdeb38ad78ba5703f1099bad72b3086e1f1bb5954ed89
SHA512

824ee1d8aef2a78ccc7a12363c3c6d2e96a3ba60338739e555bce558abd54f527994b4640c388adff21f1f9ed8cdcfd795442e87499e3d084c72b3bcb5536f36
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxSLz:fnyiQSo5Lz

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2824) 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/648-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000b00000001202f-2.dat	upx
behavioral1/files/0x0002000000010663-6.dat	upx
behavioral1/memory/648-64-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Rankin_Inlet.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\DVD Maker\ja-JP\DVDMaker.exe.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\license.html.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Spades\Shvl.dll.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\release.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Microsoft Games\FreeCell\en-US\FreeCell.exe.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Microsoft Games\Hearts\desktop.ini.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\TipRes.dll.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Kuala_Lumpur.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Africa\Khartoum.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-output2_zh_CN.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\javaws.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\psfont.properties.ja.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\fr-FR\bckgRes.dll.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Bahia.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\SystemV\YST9.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.swt.win32.win32.x86_64.nl_zh_4.4.0.v20140623020002.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcfr.dll.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javafx-iio.dll.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-execution.xml.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\TitleButtonSubpicture.png.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\resources.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\update_tracking\com-sun-tools-visualvm-jvm.xml.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Boa_Vista.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Common Files\System\fr-FR\wab32res.dll.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\DVD Maker\offset.ax.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-9.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\VERSION.txt.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsMainToScenesBackground.wmv.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT+3.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-templates.xml.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Inuvik.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\zh-CN\tipresx.dll.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_fr.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.rcp.feature_1.2.0.v20140523-0116\feature.xml.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Riyadh.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Singapore.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.win32.nl_zh_4.4.0.v20140623020002.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\fonts\LucidaSansDemiBold.ttf.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\meta-index.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-openide-io_zh_CN.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsfra.xml.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\include\win32\bridge\AccessBridgeCalls.h.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.cpl.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-over-DOT.png.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\es-419.pak.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\deploy\splash.gif.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Microsoft Games\FreeCell\ja-JP\FreeCell.exe.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\InkWatson.exe.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Moscow.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.launcher_1.3.0.v20140415-2008.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\javafx-doclet.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.emf.ecore.xmi_2.10.1.v20140901-1043.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.ui.sdk_1.0.300.v20140407-1803.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Microsoft Games\Mahjong\desktop.ini.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Microsoft Games\More Games\ja-JP\MoreGames.dll.mui.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwritash.dat.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\ext\zipfs.jar.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\plugin.xml.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.equinox.p2.rcp.feature_1.2.0.v20140523-0116\META-INF\MANIFEST.MF.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\bin\server\Xusage.txt.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Samarkand.tmp	c6b9dd41d62ab54b09b7e780daeac5a0N.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	c6b9dd41d62ab54b09b7e780daeac5a0N.exe

C:\Users\Admin\AppData\Local\Temp\c6b9dd41d62ab54b09b7e780daeac5a0N.exe
"C:\Users\Admin\AppData\Local\Temp\c6b9dd41d62ab54b09b7e780daeac5a0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:648

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-1-5-21-1385883288-3042840365-2734249351-1000\desktop.ini.tmp

Filesize
92KB

MD5
3c38cc7f71cde10a426f7052ed0d3633

SHA1
fc74dabfe746ec10053873e45c37fa5f8026fba2

SHA256
05f779d88b2f3df3ffdc253f6275aac569f18704623b92e0e0ed3c69f45d8761

SHA512
35013b0eb15d34b35f279cb07b77dfd0a26ff32a64e0270a12837efab705d11e1abc1a53fce6e1e6ec1fcc0e744e34423f2b44856a827e081cec21a8f7c0d8f8

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

Filesize
101KB

MD5
9f8a611459854d0979b9791cf219a2a6

SHA1
76e7215f3677d5c606df6a2a14ece3cd416cd194

SHA256
f95d5fe5db5015e04b1c7eff4bd1b25f1913cddae78e47da65a20a7bb7f1b6d3

SHA512
cbb2efc35d077cd4028a3fa88653a7afee7fdac5ed2db8f13b2d16b07166e1fc610b177b2266ea00dbd4106607b39df2e11abcea27e6027a1447f1998c7aea0a

Download Submit
memory/648-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/648-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download