93da04e47059a90bc3cf623b7b8a3dc503f19d9a7d8be73f56e8d7eb4bed1b66

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 11:22

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General

Target

a9e8889654ddcf24587f0bd527f17670N.exe
Size

3.8MB
MD5

a9e8889654ddcf24587f0bd527f17670
SHA1

b512c9fe7c505d89c4060540c4662e637d62aff0
SHA256

93da04e47059a90bc3cf623b7b8a3dc503f19d9a7d8be73f56e8d7eb4bed1b66
SHA512

837065470df7e12b57832de24d57a5df69d2ea9ad0bf2d19a5ecf9adf89bc52c38740083348a74127e6e545afdc5966aecacb8a6e889d0c9b14a6f2311fbd87c
SSDEEP

98304:iFXvJ8PRw2Bwb05nwZBgNxbyAw4/HAqP:yvJ8Pa2BwgwZSxjxTP

Score

9^/10

discovery ransomware

Malware Config

Signatures

Renames multiple (632) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\msadc\adcjavas.inc.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\msdasqlr.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\clretwrc.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.Encoding.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\rtscom.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipskor.xml.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Drawing.Primitives.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\micaut.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\System\Ole DB\msdatl3.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Primitives.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.NameResolution.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XPath.XDocument.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.IO.FileSystem.DriveInfo.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Collections.Concurrent.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Formats.Asn1.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVCatalog.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\gl.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\ru.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsfra.xml.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\System\Ole DB\fr-FR\sqlxmlx.rll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-conio-l1-1-0.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\auxpad\auxbase.xml.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Collections.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\tr.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ja-JP\TipTsf.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\bn.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\et.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-conio-l1-1-0.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\System\msadc\it-IT\msaddsr.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Linq.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Security.Principal.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\ast.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\api-ms-win-crt-locale-l1-1-0.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\fa.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsnld.xml.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsptb.xml.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Reflection.Emit.Lightweight.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\bg.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\uk-UA\TipRes.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Text.RegularExpressions.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\fy.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\InkObj.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pl-PL\tipresx.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\System\Ole DB\de-DE\sqlxmlx.rll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-console-l1-2-0.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-crt-locale-l1-1-0.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\uz-cyrl.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fr-FR\tipresx.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\pt-BR\tipresx.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\System\msadc\fr-FR\msdaprsr.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Xml.XPath.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.Security.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\br.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.ja-jp.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\System\Ole DB\es-ES\sqloledb.rll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\de-DE\TipTsf.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\fsdefinitions\keypad\keypadbase.xml.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\el-GR\tipresx.dll.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\7-Zip\Lang\fr.txt.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\C2RINTL.id-id.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RCom.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\Common Files\microsoft shared\MSInfo\de-DE\msinfo32.exe.mui.tmp	a9e8889654ddcf24587f0bd527f17670N.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Linq.dll.tmp	a9e8889654ddcf24587f0bd527f17670N.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	a9e8889654ddcf24587f0bd527f17670N.exe

C:\Users\Admin\AppData\Local\Temp\a9e8889654ddcf24587f0bd527f17670N.exe
"C:\Users\Admin\AppData\Local\Temp\a9e8889654ddcf24587f0bd527f17670N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:4264

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-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp

Filesize
3.8MB

MD5
058639e463b3090ab11e2c11e08e668c

SHA1
bb80d6893fe8c1a87818be97285ab27fbc8442aa

SHA256
ae0495428805d837590dd156a203c8b06ec2052a03d901a07fd94cd256e3d77d

SHA512
f0c3d5f678630864a356994d2e7fffa3d5031a1b32b238a68e14fe61fdf0826f38702c1d184a9036f6c9b476e9cbf28e46d1ba8a105e518ce202a4d72cb3a68f

Download Submit
C:\Program Files\7-Zip\7-zip.dll.tmp

Filesize
3.9MB

MD5
3f2e14a7e17f707564bae497b28a5083

SHA1
8b68de908fcdb85f739858123143321d8cab0808

SHA256
0c284c6b704a5e3c6d2c0fae5a245cce5e5eaea3576ae068380fc71f6afce27b

SHA512
edd616983069929801bc4294f5cccbc2dabdba24caaab2864116dada2912b9678dbe3ed608f0475ca367c42867936ad5ac69ad3c65853e2614b9aea575cd5814

Download Submit