6716211cb2f2349e33b2843b71ca155a9941c1f57a139b77ae5b8ee0a5c2c8e6

Analysis

max time kernel
120s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
03/08/2024, 06:43

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General

Target

641f0c4b44a107b94a91460b50062fe0N.exe
Size

28KB
MD5

641f0c4b44a107b94a91460b50062fe0
SHA1

0a78f5e8058f9e1a266c44db56ec265abafc7b17
SHA256

6716211cb2f2349e33b2843b71ca155a9941c1f57a139b77ae5b8ee0a5c2c8e6
SHA512

f5605c03d52f0725c5cb800d20b92a9d82f9f0bf996d538395f613d5912f94a2278bc4c71b3778eb0afea20acd5658e6cf32c331a9ef5db1f93460f6b08995be
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATNyHF/MF/6m0mk12:CTW7JJZENTNyl2Sm0mD

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (506) 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/2432-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000900000001227c-2.dat	upx
behavioral1/files/0x0002000000010463-6.dat	upx
behavioral1/memory/2432-26-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ko-KR\tipresx.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\de-DE\DVDMaker.exe.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Internet Explorer\pdm.dll.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\tabskb.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Stars.htm.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\OrangeCircles.jpg.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\delete.avi.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\el-GR\tipresx.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\IpsMigrationPlugin.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\icudtl.dat.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\bg-BG\tipresx.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\scrapbook.png.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\NavigationUp_SelectionSubpicture.png.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\th.pak.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\sysinfo.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\7-Zip\Lang\sq.txt.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationUp_SelectionSubpicture.png.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Google\Chrome\Application\chrome.exe.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Internet Explorer\jsdbgui.dll.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_rtl.xml.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_ca.xml.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\1047x576black.png.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Scenes_LOOP_BG_PAL.wmv.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\FlickLearningWizard.exe.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\7-Zip\Lang\io.txt.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_altgr.xml.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\GetSuspend.svgz.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\sw.pak.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\setNetworkClientCP.bat.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.exe.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jsdt.dll.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\7-Zip\Lang\hy.txt.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\main\base_kor.xml.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\System\ado\msador15.dll.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\es-ES\OmdProject.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\1047x576black.png.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\startNetworkServer.bat.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\TipTsf.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwritash.dat.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\System\ado\msado27.tlb.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msaddsr.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\de-DE\WMM2CLIP.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyScenesBackground.wmv.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\nacl_irt_x86_64.nexe.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\web\webbase.xml.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\System\ja-JP\wab32res.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\System\msadc\en-US\msadcor.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\selection_subpicture.png.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\eventlog_provider.dll.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\am.pak.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\7-Zip\Lang\en.ttt.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsplk.xml.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\NavigationRight_SelectionSubpicture.png.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\InkWatson.exe.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\FlickLearningWizard.exe.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\InkObj.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\ja-JP\msdasqlr.dll.mui.tmp	641f0c4b44a107b94a91460b50062fe0N.exe
File created	C:\Program Files\DVD Maker\Shared\Parity.fx.tmp	641f0c4b44a107b94a91460b50062fe0N.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	641f0c4b44a107b94a91460b50062fe0N.exe

C:\Users\Admin\AppData\Local\Temp\641f0c4b44a107b94a91460b50062fe0N.exe
"C:\Users\Admin\AppData\Local\Temp\641f0c4b44a107b94a91460b50062fe0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2432

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

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Downloads

C:\$Recycle.Bin\S-1-5-21-2212144002-1172735686-1556890956-1000\desktop.ini.tmp

Filesize
29KB

MD5
44f65e8ddf0b66fe06d6a65589f05bda

SHA1
102906739dcb8320ffdbf7dca7df04a1befb239c

SHA256
fe3b72f3d9d986a5147546d69e3df6882a55a807adc9d65452b3855ef9d21403

SHA512
16534bf9a93f8b974f5c3025062b0961c221311bf3ce9b172df862ded5d2d7979ccb3332841bd643a5c2caace37d48ebfafc935cbe8b9ea2dba43193a6871a4a

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

Filesize
37KB

MD5
19a5bc16afcb6b08aa4e216194dc8bac

SHA1
42cebb2950d0fd0b701bf9eaf1e1e22be23dc65e

SHA256
028fa7a468fe1e21f14a3f82fb5c596b8119ea38d63f5eb54fcdb99e23da1a20

SHA512
09e2beec5652a1de8a9d222981866bcc1ba584f1d1df0744ae55b9dda8a1937ec9704b44697cefabb3fc35da91cbfdb137e91c60c9a70a8c5a44cbd3206ba4be

Download Submit
memory/2432-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2432-26-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download