2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bd

Analysis

max time kernel
120s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/10/2024, 19:20

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Report Analysis Logs

General

Target

2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
Size

69KB
MD5

e85795612b1355cd49f2b91f53903090
SHA1

9efeb947303cb8129b483c6b4f75fd8015edb717
SHA256

2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bd
SHA512

008bafd038c75b2ffda028a89b1287703a580036f6828e70b5dd42075009fc6a642c39f1c518e9c0e4a424607f29e857de4de9aa336f35161555cbfebcde223e
SSDEEP

1536:CTWn1++PJHJXA/OsIZfzc3/Q8zxY5RPWG3PWGg:KQSox5S

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (329) 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/1348-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral1/files/0x000b000000012233-2.dat	upx
behavioral1/files/0x0002000000010480-6.dat	upx
behavioral1/memory/1348-24-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Tanspecks.jpg.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\SceneButtonInset_Alpha2.png.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\fur.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\it.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\boxed-correct.avi.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\InkWatson.exe.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fr-FR\TipRes.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\System\msadc\msadcfr.dll.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Google\Chrome\Application\chrome.exe.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\tg.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\oskmenu.xml.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\MSTTSCommon.dll.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Performance\Scene_loop.wmv.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\lt.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\System\Ole DB\msdaosp.dll.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\Parity.fx.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\ShapeCollector.exe.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\fsdefinitions\numbers.xml.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\BabyBoy\LightBlueRectangle.PNG.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\fil.pak.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\pl.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\SoftBlue.jpg.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\kk.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ipschs.xml.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Stationery\Notebook.jpg.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\System\msadc\de-DE\msaddsr.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\FlipPage\NavigationLeft_SelectionSubpicture.png.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\LayeredTitles\1047x576black.png.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Pets\Pets_btn-previous-over-select.png.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\zh-TW.pak.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\ru.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\ja-JP\ShapeCollector.exe.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\directshowtap.ax.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\play-background.png.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\mng.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\System\msadc\adcvbs.inc.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\ResizingPanels\NavigationRight_ButtonGraphic.png.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\fr.pak.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\cs.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\hi.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\sr-Latn-CS\tipresx.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\System\msadc\ja-JP\msdaremr.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_200_percent.pak.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\he.pak.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\de-DE\TipRes.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\SpeechEngines\Microsoft\TTS20\en-US\MSTTSFrontendENU.dll.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\System\Ole DB\oledbvbs.inc.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Travel\passportcover.png.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\ca.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\sw.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\Filters\VISFILT.DLL.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\MSInfo\ja-JP\msinfo32.exe.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Internet Explorer\ieproxy.dll.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\System\ado\ja-JP\msader15.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\System\msadc\fr-FR\msadcor.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Shatter\1047x576black.png.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_100_percent.pak.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\it.pak.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\7-Zip\Lang\af.txt.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\en-US\IPSEventLogMsg.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\es-ES\TipTsf.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Common Files\Microsoft Shared\ink\lv-LV\tipresx.dll.mui.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\Push\NavigationRight_SelectionSubpicture.png.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\ms.pak.tmp	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.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	2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe

C:\Users\Admin\AppData\Local\Temp\2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe
"C:\Users\Admin\AppData\Local\Temp\2f6ff05dc99e995db3bf320f1581928da195bf684903f6bd2a74c34b5769c6bdN.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1348

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-1-5-21-457978338-2990298471-2379561640-1000\desktop.ini.tmp

Filesize
69KB

MD5
43bc68815a56f4d1c060c6289c5e608c

SHA1
61d9d2842affbdeddd17fd6fafcb9473e1a5a735

SHA256
c9a85b094737d6f65cd84ee0725bf6b3574e0de96b52d449d1efebf64e08ed7e

SHA512
87c0c487096c59eb56802923c1b81bfb7c065fb781f9fb2169dc9b20ffaa886356b79cb4d86b638765b74ea402c3932c55cf3868d209a23f59f758bac2faf6c8

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

Filesize
78KB

MD5
5705bfa5d9ab0261cd9228bdbd3fff93

SHA1
446b238998336e0a9b6c547381856fccd7a46d99

SHA256
ed6293a272b16952db10338de1299455d4d02c8ba46e752c68ed459f07ecbfb5

SHA512
ab744aad7905358cccd15df2db79751cbb29c274cdba13ecfa8d7f1723b24a963fff9e3cbcced9a25aa5da32446b3d3da83267f21f67d6f1b16a3fa506876b23

Download Submit
memory/1348-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1348-24-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download