a8382ac71259fa121ddccd6ef1ab27758a93e918807bf90864298e0ee0148fc0

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
23/08/2024, 00:18

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General

Target

23157eb70ec4d886508f9ecdf521ba90N.exe
Size

38KB
MD5

23157eb70ec4d886508f9ecdf521ba90
SHA1

042cb42e61c445b7f05cb13388121da1cc579968
SHA256

a8382ac71259fa121ddccd6ef1ab27758a93e918807bf90864298e0ee0148fc0
SHA512

f74df4f46ced35426e87467cc7a28c666cef014d21f234ad6d1bc511da8f625fb9ed7ec7245d178804315f89e9d1b14d2dcd428852ac3b457f173df89b019f15
SSDEEP

768:kBT37CPKKdJJcbQbf1Oti1JGBQOOiQJhATBWvyBh85c5/9D9J:CTW7JJZENTBWv36XRJ

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (303) 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/2256-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000900000001227c-2.dat	upx
behavioral1/files/0x0002000000010463-6.dat	upx
behavioral1/memory/2256-20-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\msadc\en-US\msadcfr.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\d3dcompiler_47.dll.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\7-Zip\7zG.exe.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\InkObj.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwritash.dat.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\pt-BR\tipresx.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\fr-FR\DVDMaker.exe.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\NavigationUp_SelectionSubpicture.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\1047x576black.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\af.pak.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_elf.dll.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\it-IT\FlickLearningWizard.exe.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Tiki.gif.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\button-highlight.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\Content.xml.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-join.avi.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msadcor.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msadcor.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ca.pak.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\System\ado\msado15.dll.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-previous-over-select.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Heart_VideoInset.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\he.pak.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\cs-CZ\tipresx.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\mshwLatin.dll.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\tabskb.dll.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\tiptsf.dll.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\it-IT\msinfo32.exe.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPC.DLL.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\System\msadc\fr-FR\msadcer.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\hi.pak.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\7-Zip\Lang\mng.txt.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\TipBand.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\IpsMigrationPlugin.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\grid_(cm).wmf.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\15x15dot.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\NavigationUp_ButtonGraphic.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\106.0.5249.119.manifest.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\7-Zip\Lang\gl.txt.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\Common.fxh.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyGirl\flower_PreComp_MATTE_PAL.wmv.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Dot.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationRight_ButtonGraphic.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\NextMenuButtonIconSubpictur.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Perf_Scenes_Subpicture1.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\7-Zip\7-zip32.dll.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\mip.exe.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\rtscom.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Full\pushplaysubpicture.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\te.pak.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\zh-CN.pak.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\micaut.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\mshwLatin.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\desktop.ini.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\navSubpicture.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationUp_ButtonGraphic.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipsdeu.xml.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\System\msadc\es-ES\msdaprsr.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msadcfr.dll.mui.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Stacking\720x480icongraphic.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\header-background.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\720x480blacksquare.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\720x480icongraphic.png.tmp	23157eb70ec4d886508f9ecdf521ba90N.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	23157eb70ec4d886508f9ecdf521ba90N.exe

C:\Users\Admin\AppData\Local\Temp\23157eb70ec4d886508f9ecdf521ba90N.exe
"C:\Users\Admin\AppData\Local\Temp\23157eb70ec4d886508f9ecdf521ba90N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2256

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
39KB

MD5
91d380b2b6b4e9afa7fe3a1df52d4f71

SHA1
0050836749005201875de14b7a4d94f2fa39e375

SHA256
e6f5a6d2e9a3d9256d04f291eb99a83893c4f02716b265f00e59cb0fb88e3c8b

SHA512
414fd7a324a8b1e6f9a1f8715f4cb36a32cb14168a90823f2ef8be421f5c10c121028f7fdc31447e6f71efd856e32a301279c9684912fda1371229c96e84f04c

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

Filesize
48KB

MD5
741d18c4e9c918f7094a003dc9d50ae9

SHA1
93ee8a253ee704b5ff930a6639f928e06a3dc9cf

SHA256
ae6f78def4cb3c75d15de6a60af3547cc0e41a385dc2a1a8a7c010d88eeef307

SHA512
8e9a1b84e2daa1ac1980bda1be25686ef706dbd210a6b003c596f4a70d89a7268435c244db708e9e76d2a4ea59d5b5975fea832db8852812106852d5d8f5804f

Download Submit
memory/2256-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2256-20-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download