0bec07b74653535c1ae0ae2f2ecb2ae94d100fe3aff8686fe7bc002cea317cb1

Analysis

max time kernel
120s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 12:30

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General

Target

676e27454f71bd8fe77e1e266a30cac0N.exe
Size

29KB
MD5

676e27454f71bd8fe77e1e266a30cac0
SHA1

8a7e6ecd9efb26a1b649d3f84aee071224c5d397
SHA256

0bec07b74653535c1ae0ae2f2ecb2ae94d100fe3aff8686fe7bc002cea317cb1
SHA512

1089790c8ba11dcc2abf2d4a9da9a246c9671abbd65e89d2701db61da938c68edbd9147e3338d5e139174ad097f207e589f63f75d1370e817269f819b599413f
SSDEEP

384:QOlIBXDaU7CPKK0TIhfJJ1Evd5BvhzaM9mSIEvd5BvhzaM9mSsxmMxm9+9ZJ0:kBT37CPKKdJJ1EXBwzEXBwdcMcI9ZJ0

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/584-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000b000000012261-2.dat	upx
behavioral1/files/0x0002000000010480-6.dat	upx
behavioral1/memory/584-26-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome.dll.sig.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\7-Zip\Lang\lv.txt.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Filters\msgfilt.dll.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\micaut.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\tipresx.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyMainBackground.wmv.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwrenalm.dat.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\System\ado\msado21.tlb.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\NavigationUp_SelectionSubpicture.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\fil.pak.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationUp_SelectionSubpicture.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\7-Zip\Lang\fr.txt.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\es-ES\MSTTSLoc.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\oledb32r.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationRight_ButtonGraphic.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\performance.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\InputPersonalization.exe.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\HandPrints.jpg.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\Notes_btn-back-static.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\NavigationRight_ButtonGraphic.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\IpsMigrationPlugin.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome.exe.sig.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsnld.xml.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\1047x576black.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\NavigationLeft_SelectionSubpicture.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\vintage.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\TitleButtonSubpicture.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\7-Zip\7zFM.exe.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\IPSEventLogMsg.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\TipRes.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\mainimage-mask.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Circle_ButtonGraphic.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-back-over-select.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\Logo.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\TipBand.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\ja-JP\WMM2CLIP.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Title_Page_PAL.wmv.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Title_Trans_Scene_PAL.wmv.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_es.jar.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\tr.pak.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPOBJS.DLL.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\System\ado\ja-JP\msader15.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msdaprsr.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\cloud_Thumbnail.bmp.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_scrapbook_Thumbnail.bmp.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\7-Zip\Lang\sq.txt.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\Notes_content-background.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationRight_ButtonGraphic.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\btn-next-static.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\mr.pak.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\java.dll.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\javah.exe.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\include\jvmticmlr.h.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwrcommonlm.dat.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\mshwLatin.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\Common Files\System\msadc\en-US\msdaprsr.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-previous-static.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\reflect.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\es-ES\WMM2CLIP.dll.mui.tmp	676e27454f71bd8fe77e1e266a30cac0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\content-background.png.tmp	676e27454f71bd8fe77e1e266a30cac0N.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	676e27454f71bd8fe77e1e266a30cac0N.exe

C:\Users\Admin\AppData\Local\Temp\676e27454f71bd8fe77e1e266a30cac0N.exe
"C:\Users\Admin\AppData\Local\Temp\676e27454f71bd8fe77e1e266a30cac0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:584

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-1-5-21-457978338-2990298471-2379561640-1000\desktop.ini.tmp

Filesize
29KB

MD5
453d997a1761b37a1ace3ed80de5ae68

SHA1
707b59e1d213085f3461df9da64f8903c6e552da

SHA256
7139c23f8e35d5754bbac8337494e0ab6918cffcd2e99fa2b882c090cf70908d

SHA512
8e7f522e75b38e1d1cd06717a1dcd4f80ab3e4f10704076206952fd4bb2328bb849cff57ab92c3a2a5af5f778f6226b1668a3c342d7033a242f753804e0dfe87

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

Filesize
38KB

MD5
a8360f4d242380f1658b4c13b1c7c633

SHA1
cf08347b98c9a68ffa07b74b384aa29e5942b4e8

SHA256
bb1a8cc952ee00ac5f7bcc9afa9afe580d8f8f3e231434f7b1e221e359f8e5e2

SHA512
5705c104f0624fe4e5e2c83b8540e05a5df99166bb0fe9ddef77277e3f47bfdce553adb607a05f384e2d452e55c32c343bcdf022c4db7db0004ac032376259f3

Download Submit
memory/584-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/584-26-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download