1b6be56af5c0a2c67d75fc404a725b8458819a2c9788abd924905e1bfeb4f288

Analysis

max time kernel
120s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
24-08-2024 11:43

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General

Target

c6ff9041c93d8a8e308e489137813430N.exe
Size

49KB
MD5

c6ff9041c93d8a8e308e489137813430
SHA1

0dc0abe1f3ae1b3677f6be9d9f3937650da52062
SHA256

1b6be56af5c0a2c67d75fc404a725b8458819a2c9788abd924905e1bfeb4f288
SHA512

2d16a44c34c8358f393304871f16b252139f2254bd00265686dbd037e2136ad7070fde1cb32805a7de17629e603c32f5e9ce916677931b91840a523318c06c72
SSDEEP

768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFWM:CTWn1++PJHJXA/OsIZfzc3/Q835X

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3273) 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/2092-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000d000000012283-2.dat	upx
behavioral1/files/0x000f00000001045a-6.dat	upx
behavioral1/memory/2092-75-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Microsoft Games\Purble Place\desktop.ini.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\ko-kr.xml.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Tanspecks.jpg.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome.dll.sig.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-core.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Guyana.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jre7\lib\zi\EST5EDT.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\Funafuti.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\FlickLearningWizard.exe.mui.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\keypadbase.xml.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\Cape_Verde.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.e4.ui.bindings.nl_ja_4.4.0.v20140623020002.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jre7\bin\servertool.exe.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\Alphabet.xml.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Antarctica\Davis.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Etc\GMT-2.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\locale\boot_ja.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationLeft_SelectionSubpicture.png.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\content-background.png.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\core\locale\com-sun-tools-visualvm-modules-startup_ja.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\com-sun-tools-visualvm-application.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\FlickLearningWizard.exe.mui.tmp	c6ff9041c93d8a8e308e489137813430N.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\license.html.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ecf.provider.filetransfer.httpclient4.ssl_1.0.0.v20140827-1444.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\BlockSplit.rmi.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-correct.avi.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsScenesBackground_PAL.wmv.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\NavigationLeft_SelectionSubpicture.png.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\mlib_image.dll.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-output2_zh_CN.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\LICENSE.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\es\System.Data.Entity.Design.Resources.dll.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\images\vlc16x16.png.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access_output\libaccess_output_srt_plugin.dll.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\System\ado\msado28.tlb.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\locale\org-netbeans-lib-profiler_ja.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Yakutat.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-swing-plaf_zh_CN.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT-7.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationUp_SelectionSubpicture.png.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\dblook.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Australia\Perth.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Kiev.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Winnipeg.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\en-US\bckgzm.exe.mui.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\locale\org-openide-filesystems_zh_CN.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Australia\Lindeman.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Andorra.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Spades\en-US\shvlzm.exe.mui.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\Reykjavik.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Atlantic\Stanley.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libspdif_plugin.dll.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Urumqi.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.rcp.zh_CN_5.5.0.165303\feature.xml.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\da-DK\tipresx.dll.mui.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\NavigationRight_SelectionSubpicture.png.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Internet Explorer\Timeline_is.dll.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-sendopts.jar.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\WindowsBase.dll.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ks_IN\LC_MESSAGES\vlc.mo.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\codec\libtextst_plugin.dll.tmp	c6ff9041c93d8a8e308e489137813430N.exe
File created	C:\Program Files\Common Files\System\Ole DB\msdasqlr.dll.tmp	c6ff9041c93d8a8e308e489137813430N.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	c6ff9041c93d8a8e308e489137813430N.exe

C:\Users\Admin\AppData\Local\Temp\c6ff9041c93d8a8e308e489137813430N.exe
"C:\Users\Admin\AppData\Local\Temp\c6ff9041c93d8a8e308e489137813430N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2092

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-1-5-21-3502430532-24693940-2469786940-1000\desktop.ini.tmp

Filesize
50KB

MD5
1a341350a68556936f9f6b0df222b69c

SHA1
25d7cf7bb0cbae4d32400d10bcac0ba7addff600

SHA256
f3e6a35b3e5e880bce1a35ccc1ab34a7fdc51aa8592c94db7775c65cb703f7ca

SHA512
79423712fb32aad129c32b8114c654f8659a5f4425c33765c3e9917c398832bd03143d6dfffa53b8f64b4562bccf3fe905e6646bd9acecbb82ae4aebdefb707e

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

Filesize
59KB

MD5
3cfb3a4b7423c99742bc426809938fdf

SHA1
f2b8ccd087832f2d05875db43524d6024e068b1d

SHA256
9b74b0322ef8d8c940eed4e8b25471e5ba5580c19c541915b1c6753026845ed8

SHA512
d292e2ded16adea2f1074d5ead614fc5701ce0c8a79f105558b6cb4141c698d4251af88b9a457305589d90030dfff7cb6a7f4683809a0c5944bf23e7909a37da

Download Submit
memory/2092-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2092-75-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download