61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
09/08/2024, 22:06

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General

Target

61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
Size

51KB
MD5

bfad72007be26a360d87032d81965c08
SHA1

a0b5b028dc27a3d7af6d6c86ff72960e42d28ce3
SHA256

61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2
SHA512

6e994130b190238af8f525ed4eb2e6216a919f77a71c7b5c6d1f70af5a2fc5284812514b72e09f400a93c74c1acb0c4983742d2a8e1170113cdadaa68ac0d1c5
SSDEEP

768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATNyHF/MF/6m0mIb:V7Zf/FAxTWoJJZENTNyl2Sm0mI

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (3755) 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/2568-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0007000000012119-2.dat	upx
behavioral1/files/0x00020000000104da-6.dat	upx
behavioral1/memory/2568-652-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\System.Data.Services.Design.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-bg_highlight-soft_100_eeeeee_1x100.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Media Player\en-US\wmlaunch.exe.mui.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Mail\WinMail.exe.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\fr-FR\js\RSSFeeds.js.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Small_News.jpg.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\TitleButtonSubpicture.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\deploy\messages_it.properties.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-heapdump_zh_CN.jar.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Journal\ja-JP\jnwmon.dll.mui.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\images\dial.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Belem.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\requests\playlist.json.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Journal\it-IT\MSPVWCTL.DLL.mui.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\curl-hot.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\diner.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jre7\bin\java-rmi.exe.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jre7\lib\deploy\messages_es.properties.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Argentina\Rio_Gallegos.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\7-Zip\Lang\fur.txt.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\circleround_glass.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\bg.pak.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.metadata.nl_ja_4.4.0.v20140623020002.jar.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\org-netbeans-modules-profiler-api.jar.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\lua\extensions\VLSub.luac.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Media Player\it-IT\mpvis.dll.mui.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\images\calendar_double.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_thunderstorm.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Media Player\fr-FR\wmpnssui.dll.mui.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\trad_s.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\css\settings.css.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\hwresslm.dat.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-profiling.xml.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jre7\lib\alt-rt.jar.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jre7\lib\ext\access-bridge-64.jar.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access_output\libaccess_output_http_plugin.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\Images\settings_right_hover.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\47.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_elf.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-uisupport_zh_CN.jar.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\Microsoft.Build.Utilities.v3.5.resources.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\StartResume.otf.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\es-ES\flyout.html.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\locale\af\LC_MESSAGES\vlc.mo.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\css\ui-lightness\images\ui-icons_ef8c08_256x240.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\video_chroma\libswscale_plugin.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\DVD Maker\en-US\WMM2CLIP.dll.mui.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\server\jvm.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-netbeans-modules-progress-ui.xml.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Microsoft Office\Office14\1033\MAPISHELLR.DLL.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\es\UIAutomationProvider.resources.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\images\modern_h.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Tracker\tl.gif.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Microsoft Games\Mahjong\fr-FR\Mahjong.exe.mui.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\locale\cgg\LC_MESSAGES\vlc.mo.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\access_output\libaccess_output_dummy_plugin.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Riyadh88.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\ct.sym.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\locale\org-openide-filesystems_zh_CN.jar.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jre7\bin\instrument.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\Java\jre7\lib\jvm.hprof.txt.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\demux\libtta_plugin.dll.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\7-Zip\Lang\ug.txt.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Rectangles\reflect.png.tmp	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.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	61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe

C:\Users\Admin\AppData\Local\Temp\61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe
"C:\Users\Admin\AppData\Local\Temp\61870d19021059fc994233c99859da8971ca3b4bdbc26257f52f40e4f19ef0a2.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2568

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-1-5-21-3434294380-2554721341-1919518612-1000\desktop.ini.tmp

Filesize
52KB

MD5
c350598fe4545d0b6b519298b119ef6e

SHA1
b40654c9ef46a25597f606701a00dd92ef47992b

SHA256
c3918b5292cec4719cd9ee9ab66dce00cc94c533c8443b43351518fa15a59dfc

SHA512
20719b773a5a8771e9893a51ab85c82f03b70a0d458d7bd12c4cf6d460a9ae5ac835864e5875f49c3603d80bde2c4c92f9f6d001b6801d76d62af00cba044cca

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

Filesize
61KB

MD5
8e4f35767c13d215bebab63f2ea27d4c

SHA1
6fe8529a7e0d1515a6c3702cd9fc015bcf3f2de7

SHA256
34f5bd462a2b2e0ac2182322a3d8599348f589c53e00bef4216649e2e6f0b984

SHA512
47c2baac78002d4efcbaad7c387b8d6fe5c377aa0f075b4a2cf2a49641e377f63a2692eb19022da610f6e2e39a56e283e1a08b609dc0c61b84795dbf316281de

Download Submit
memory/2568-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2568-652-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download