bcb7c11f0ae9b7959641fb8b0753fb093eaea337a3cbed5e201f86c3f5754287

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 16:22

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General

Target

08638a745d358b4f0be3ada3a7918c00N.exe
Size

150KB
MD5

08638a745d358b4f0be3ada3a7918c00
SHA1

c1c9a8d7319b4d2cb194e490cd55c2d70028e921
SHA256

bcb7c11f0ae9b7959641fb8b0753fb093eaea337a3cbed5e201f86c3f5754287
SHA512

a437fd7ac20964b5ea74991916dc0ed0d6f8f5586b070a01f511ad4355efaf0b8ca1f6def54cbde6bc4fabb54e1d3727a53733940ddeff8b94b478d2452c7f0b
SSDEEP

1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxSL8TWn1++PJHJXA/OsIZfzc3/Q8zxK:fnyiQSo5LcQSo5LJ

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (2799) 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/3012-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x000c000000012284-2.dat	upx
behavioral1/files/0x00020000000104da-6.dat	upx
behavioral1/memory/3012-70-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\de-DE\msinfo32.exe.mui.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Istanbul.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\decorative_rule.png.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.flightrecorder.controlpanel.ui.configuration_5.5.0.165303.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Microsoft Games\FreeCell\desktop.ini.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-attach_zh_CN.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Etc\GMT+7.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ar-SA\tipresx.dll.mui.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Internet Explorer\iedvtool.dll.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ecf.ssl_1.1.0.v20140827-1444.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\config\Modules\org-netbeans-modules-masterfs.xml.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\jfluid-server-15.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.touchpoint.natives_1.1.100.v20140523-0116.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Aqtobe.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Europe\Paris.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\glib-lite.dll.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Africa\Abidjan.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\feature.xml.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.engine\.settings\org.eclipse.equinox.p2.artifact.repository.prefs.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.ibm.icu_52.1.0.v201404241930.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Microsoft Games\SpiderSolitaire\it-IT\SpiderSolitaire.exe.mui.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\La_Paz.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\CloseWrite.txt.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\keypad.xml.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Circle_SelectionSubpictureA.png.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\16_9-frame-background.png.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Europe\Sofia.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\eclipse_update_120.jpg.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-modules-queries.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\bin\zip.dll.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Common Files\System\Ole DB\sqlxmlx.dll.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\DVD Maker\fr-FR\DVDMaker.exe.mui.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\org-netbeans-core-io-ui.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Microsoft Games\Purble Place\en-US\PurblePlace.exe.mui.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\NavigationRight_SelectionSubpicture.png.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.console.ui.notification_5.5.0.165303\html\dcommon\gifs\help.gif.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.garbagecollector.nl_ja_4.4.0.v20140623020002.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\THIRDPARTYLICENSEREADME-JAVAFX.txt.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Santa_Isabel.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.rjmx_5.5.0.165303\META-INF\MANIFEST.MF.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\images\cursors\win32_LinkDrop32x32.gif.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Mozilla Firefox\firefox.exe.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Spades\en-US\shvlzm.exe.mui.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\images\cursors\win32_LinkDrop32x32.gif.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Adak.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Nipigon.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Yakutsk.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Microsoft Games\Multiplayer\Checkers\fr-FR\chkrzm.exe.mui.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msdaremr.dll.mui.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Internet Explorer\pdm.dll.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\j2pcsc.dll.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Asia\Jerusalem.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\Australia\Eucla.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Pacific\Port_Moresby.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\modules\org-netbeans-modules-profiler-snaptracer.jar.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\WhiteDot.png.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\fonts\LucidaTypewriterBold.ttf.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jre7\lib\zi\America\Blanc-Sablon.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Urumqi.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\MET.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.e4.rcp_1.3.100.v20141007-2033\license.html.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\symbols\ea-sym.xml.tmp	08638a745d358b4f0be3ada3a7918c00N.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msdaprsr.dll.mui.tmp	08638a745d358b4f0be3ada3a7918c00N.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	08638a745d358b4f0be3ada3a7918c00N.exe

C:\Users\Admin\AppData\Local\Temp\08638a745d358b4f0be3ada3a7918c00N.exe
"C:\Users\Admin\AppData\Local\Temp\08638a745d358b4f0be3ada3a7918c00N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:3012

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
151KB

MD5
b37a3d05c5578a6dbbd77e0ebae43403

SHA1
fc07070ad9d33e57f304e9716759466c871a941e

SHA256
b7b50e7f8bc42b13510e5b283ac60778065e3ff267c8f79cfadb9833be77bdf5

SHA512
746acd096104dfe3db6a3543e4d76b990f936378d595d1066aebec42472c513e57b3efc8515afdddb46f7c254752f6cb1d5b322a80b02f4ce4b6f31bb3a85bd0

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

Filesize
160KB

MD5
4bf122e2d36908ad1b14816f6b0871ea

SHA1
e1f1480e66dacabfa0b67e0e1d404ecbe8fef5e6

SHA256
8cbd10e749e8cdcf4aeaddad85e7bbbc59cb71676edcce7979453071e3db9550

SHA512
8aec5dbd106f736b6010a63b51c0f64d6545e4723dd4ca1bfc7832fabddfddff07df5f9d086312f2d20515dfde4e7d3e2315185b7312a438a310ffdc6262a1a2

Download Submit
memory/3012-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-70-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download