d9938c6759e71a280aa8e288ac2e6c2f37eb60b9107e453468a734eada554187

Analysis

max time kernel
121s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
20/08/2024, 11:33

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General

Target

b889ae439ca541c86cf713225d326150N.exe
Size

35KB
MD5

b889ae439ca541c86cf713225d326150
SHA1

930909a012e9ea36ac15b9c51f632aea0807927a
SHA256

d9938c6759e71a280aa8e288ac2e6c2f37eb60b9107e453468a734eada554187
SHA512

1583a35a8192247696dde448809893740b7401e62430c912f0420a645720cd46df23d986731d6be7b5a517d92de5b0f6f7806edf2d5d9bf20d999c2c58253cb6
SSDEEP

768:kBT37CPKKdJJ1EXBwzEXBwdcMcwBcCBcw/tio/tiR:CTW7JJ7TTQoQR

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (331) 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/2896-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x00090000000177da-2.dat	upx
behavioral1/files/0x0002000000010463-6.dat	upx
behavioral1/memory/2896-18-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad\ea.xml.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\GreenBubbles.jpg.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Circle_VideoInset.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Perf_Scenes_Subpicture1.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\16_9-frame-background.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwresslm.dat.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\en-US\MSTTSLoc.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\NavigationUp_SelectionSubpicture.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\btn-next-static.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\7-Zip\Lang\pl.txt.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Connectivity.gif.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Heart_VideoInset.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\NavigationUp_SelectionSubpicture.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\7-Zip\Lang\ast.txt.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationLeft_ButtonGraphic.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\button-bullet.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\7-Zip\Lang\mn.txt.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationUp_SelectionSubpicture.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-next-over-select.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\7-Zip\Lang\de.txt.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationRight_SelectionSubpicture.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\menu_style_default_Thumbnail.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\nb.pak.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\7-Zip\Lang\pa-in.txt.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msdaremr.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Vignette\softedges.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\en-US.pak.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msdaprsr.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\v8_context_snapshot.bin.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\IpsMigrationPlugin.dll.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\System\msadc\en-US\msdaprsr.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\System\msadc\msadce.dll.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationLeft_ButtonGraphic.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\scenesscroll.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\micaut.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsita.xml.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\IpsMigrationPlugin.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\System\Ole DB\msdasqlr.dll.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Notes_INTRO_BG.wmv.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\7-Zip\Lang\eo.txt.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\IPSEventLogMsg.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\TipBand.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\BabyBoyScenesBackground_PAL.wmv.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\HueCycle\huemainsubpicture2.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\7-Zip\Lang\sq.txt.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msdaprsr.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\ja-JP\OmdProject.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\NavigationLeft_ButtonGraphic.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\InputPersonalization.exe.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\TipBand.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\lt.pak.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Internet Explorer\en-US\networkinspection.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OFFICE14\Cultures\OFFICE.ODF.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\System\ado\msado27.tlb.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\ja-JP\DVDMaker.exe.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationUp_SelectionSubpicture.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\Filters.xml.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\tipresx.dll.mui.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\osknumpad\osknumpadbase.xml.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Memories\scrapbook.png.tmp	b889ae439ca541c86cf713225d326150N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\WidevineCdm\_platform_specific\win_x64\widevinecdm.dll.tmp	b889ae439ca541c86cf713225d326150N.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	b889ae439ca541c86cf713225d326150N.exe

C:\Users\Admin\AppData\Local\Temp\b889ae439ca541c86cf713225d326150N.exe
"C:\Users\Admin\AppData\Local\Temp\b889ae439ca541c86cf713225d326150N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2896

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-1-5-21-2212144002-1172735686-1556890956-1000\desktop.ini.tmp

Filesize
35KB

MD5
844f8950aad03f8727cc153b2256e1d1

SHA1
0fdd8252f64c4d2504229ea187aa3daead6d8395

SHA256
ea4ce3b5498cef7d6703eea220bacbe714f304fe5f09fd426cf1c0fd89e8a5c3

SHA512
a1bbda363a8d5910fa9c129b0de93f4477dfae3ccf13de42c8de63a4947778ea718ad9d8926c696836b5e9c23d955173f6cf2e6da0df482189ce9cce36a88e36

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

Filesize
44KB

MD5
852879f44ff116215ec7d127a43f9055

SHA1
7637eae7cfc3f76c62e51f7dd5aaaf65afe1569f

SHA256
be8e1a93c89de91210ac5adf5ba3606944a0559cbd6b2e47d8f831d86bc1bff9

SHA512
24adda70c1661b8a5cf7782d0edf9390d28f4011b04416827a9331c68d4198cba5884d87b5d8c5dbc150cabc50974d5bd21762f0c4f4902863a8a31642666124

Download Submit
memory/2896-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2896-18-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download