a7fe8732b21e18d0d765e045ed6355d4e289c5989ec84450d0b4b714fb06e2cc

Analysis

max time kernel
121s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/09/2024, 00:19

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General

Target

0a03afd8af013cb153a26d50dd927f50N.exe
Size

56KB
MD5

0a03afd8af013cb153a26d50dd927f50
SHA1

c4b47102d2911aafe69da6e58e8d1734c8d064d5
SHA256

a7fe8732b21e18d0d765e045ed6355d4e289c5989ec84450d0b4b714fb06e2cc
SHA512

ab532400e5f6fb018c91f76d35e2f7b3a5b458f30308ffab5438e0eb90cbc694950cb56034909920f058d5e32612e91b32cf6f3f50d91154f869a11ef7541bd6
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATBApwp133EskmKV:V7Zf/FAxTWoJJZENTBAOIfmKJfmKQG

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (408) 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/584-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000b000000012261-2.dat	upx
behavioral1/files/0x0002000000010480-6.dat	upx
behavioral1/memory/584-22-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\FlickLearningWizard.exe.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwrdeush.dat.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\MSTTSEngine.dll.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsfin.xml.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\System\Ole DB\en-US\msdasqlr.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\TravelIntroToMainMask_PAL.wmv.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jarsigner.exe.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Sand_Paper.jpg.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Scenes_INTRO_BG_PAL.wmv.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\7-Zip\Lang\sv.txt.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\tabskb.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsScenesBackground_PAL.wmv.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\7-Zip\Lang\vi.txt.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\hi.pak.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\setNetworkServerCP.bat.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\7-Zip\Lang\sq.txt.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\ShapeCollector.exe.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\System\msadc\msadds.dll.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_glass_Thumbnail.bmp.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationUp_ButtonGraphic.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\es.pak.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\System\Ole DB\it-IT\sqloledb.rll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\offset.ax.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\PreviousMenuButtonIcon.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\bg.pak.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Internet Explorer\en-US\jsdbgui.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\ea.xml.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\System\ado\fr-FR\msader15.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passport_mask_left.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\tipresx.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ro-RO\tipresx.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Soft Blue.htm.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_frame-border.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\setNetworkServerCP.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\7-Zip\Lang\fr.txt.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_PreComp_MATTE_PAL.wmv.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\scenesscroll.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\sk.pak.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipschs.xml.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-previous-static.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passport.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Internet Explorer\jsdbgui.dll.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\InkObj.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\it-IT\WMM2CLIP.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\redmenu.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\vulkan-1.dll.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\en-US\msinfo32.exe.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\15x15dot.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\dotslightoverlay.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\16_9-frame-background.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ro.pak.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\FlickAnimation.avi.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\keypadbase.xml.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\de-DE\DVDMaker.exe.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Circle_SelectionSubpictureB.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\fi.pak.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\IpsMigrationPlugin.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\auxpad\auxbase.xml.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\IpsMigrationPlugin.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Month_Calendar.emf.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcer.dll.mui.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_image-frame-backglow.png.tmp	0a03afd8af013cb153a26d50dd927f50N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\NavigationUp_SelectionSubpicture.png.tmp	0a03afd8af013cb153a26d50dd927f50N.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	0a03afd8af013cb153a26d50dd927f50N.exe

C:\Users\Admin\AppData\Local\Temp\0a03afd8af013cb153a26d50dd927f50N.exe
"C:\Users\Admin\AppData\Local\Temp\0a03afd8af013cb153a26d50dd927f50N.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
56KB

MD5
57934b502cbdcd73df24077f41636bf5

SHA1
08ae955c99c0b1a84f501dc7e64209307fb1cd40

SHA256
b609cd31f5eb06c8102624752bf61e87be6af8cd4dea9978086ffbc2681773bb

SHA512
ec3bdc4dde1fd745e70bc2d6c045f78c31502090b1e05ee3f579d5c87a0121cfe0c143956ebe9218e1f2b92f40b68556aa50f93a711804cc492d7423a1e16218

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

Filesize
65KB

MD5
b264801913933cf7f40499ae4d64ff37

SHA1
405e98c07eae4d581f60ffbf4800cbd0c5bc7667

SHA256
369ed09d329bc962577c22bc40494498d6f3a869da74686ba01da2d9ecb06adf

SHA512
6f0745470e391ed77190b0da831b2848e7bd01730dd142abeb5b2d1e909f1512916bba1d93e33b0ea71ee4e4304d404d9ef66061ae8727df33c027f67bceb4c1

Download Submit
memory/584-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/584-22-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download