948a0dd824a5946e7e4038ef5368fa0ee0b1f9130ec80e4d3737494038f8f905

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 11:44

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General

Target

55aa33456cfa8107c23b8a6905e1f6f0N.exe
Size

35KB
MD5

55aa33456cfa8107c23b8a6905e1f6f0
SHA1

134ad427cd5989007cb61f176164f9da6c9bb7ba
SHA256

948a0dd824a5946e7e4038ef5368fa0ee0b1f9130ec80e4d3737494038f8f905
SHA512

1281ea12bf9fec4d6deb4475ad4444b2482909fdb99f1fb9d4a676f529f937156bded090340ab227026daf57c13c22c6c258d6d1d995d8afff0a475c2a34ba1f
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATNyHF/MF/6m0mF09Ub9ULa+az:CTW7JJZENTNyl2Sm0mSWbWLa+az

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (481) 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/2884-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000d000000014132-2.dat	upx
behavioral1/files/0x0002000000010463-6.dat	upx
behavioral1/memory/2884-23-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\IpsMigrationPlugin.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\TipRes.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\osppobjs-spp-plugin-manifest-signed.xrm-ms.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msaddsr.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\PassportMask_PAL.wmv.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\7-Zip\Lang\mng2.txt.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Connectivity.gif.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\ConfirmInvoke.emf.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\glib-lite.dll.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\7-Zip\Lang\et.txt.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\tipresx.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-join.avi.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\mr.pak.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\eula.dll.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\bin\NetworkServerControl.bat.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\IpsMigrationPlugin.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\InkObj.dll.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\en-US\msinfo32.exe.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\en-US\DVDMaker.exe.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\rectangle_performance_Thumbnail.bmp.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\Microsoft.Ink.dll.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\203x8subpicture.png.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SportsScenesBackground_PAL.wmv.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\zh-TW.pak.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskpred\oskpredbase.xml.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\en-US\MSTTSLoc.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\audiodepthconverter.ax.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\de-DE\WMM2CLIP.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\pt-PT.pak.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Genko_2.emf.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\SpecialOccasion\SpecialNavigationLeft_SelectionSubpicture.png.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\3RDPARTY.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\db\lib\derbyLocale_zh_TW.jar.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.cpl.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\ja-JP\DVDMaker.exe.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\OmdBase.dll.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationRight_ButtonGraphic.png.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SceneButtonSubpicture.png.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Internet Explorer\perfcore.dll.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\7-Zip\Lang\nn.txt.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\it-IT\OmdProject.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\15x15dot.png.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_image-frame-backglow.png.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\bandwidth.png.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\7-Zip\Lang\ky.txt.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\mip.exe.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\tabskb.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Notes_loop_PAL.wmv.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_wer.dll.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ConvertInkStore.exe.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwritash.dat.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\IPSEventLogMsg.dll.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ro-RO\tipresx.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msadcer.dll.mui.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskpred.xml.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\mip.exe.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\MSTTSEngine.dll.tmp	55aa33456cfa8107c23b8a6905e1f6f0N.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	55aa33456cfa8107c23b8a6905e1f6f0N.exe

C:\Users\Admin\AppData\Local\Temp\55aa33456cfa8107c23b8a6905e1f6f0N.exe
"C:\Users\Admin\AppData\Local\Temp\55aa33456cfa8107c23b8a6905e1f6f0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2884

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
36KB

MD5
8763bfa7b4b9bbc0858ccd5c4c0e81bc

SHA1
9fa43b63c2d87abe40cdb701571b441a8fb6117e

SHA256
6d01f736ace2380adbf6e7a45ed06625632b93bfacae5761202a8164e8d676b1

SHA512
ed65ba7477e6ae5191567b412a9ec2e3160647042705f4b9af4343bb8750e25b49e4c4fed0c345df2db61964e985c23a550180b6e6a271aef2bb8a2dd8a71dc8

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

Filesize
45KB

MD5
433392eefe2f11e0f53fa3c90956cc87

SHA1
7f1f3a00f8cada2129c622ef40c4f542c23932bb

SHA256
c4fc5f2349738cb17863acff45fb35c031b21e80f7f8cbb9858c314964a7c4e0

SHA512
b6cac17788cf083504d9868c4d6eeb0d52d7c3bdb2275780987f552de2cc0b9f4a7a3f8bfd8776dc2d12a975a488143706902130e844d181767d1408043c324e

Download Submit
memory/2884-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2884-23-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download