f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f

Analysis

max time kernel
178s
max time network
207s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2024 12:24

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General

Target

f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
Size

3.9MB
MD5

e935daaad632a9539fcddcb2839a4413
SHA1

96f7794f17ce6d4f4bd34242b86035728612cd6d
SHA256

f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f
SHA512

515fe24aa8203c83e58ba59621bc057da2b6f9f5529dd18fc11b5f3001503d10d06ec58d654f1446707113581c4d51d39e4144f47a7ab1a80fe609c89d8bf9c8
SSDEEP

49152:QqfUqBfTafqaa5Xa+Xyqr5LFZBUM2/x102UlJnI7mRkyMDiNZri3r8SZ:QqfHr+qF/C0rBN2Z/yMDiXgr

Score

10^/10

ransomware

Malware Config

Extracted

Path

C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\HOW TO RESTORE YOUR FILES.TXT

Ransom Note

Dear Management! We inform you that your network has undergone a penetration test, during which we encrypted your files and downloaded more than 55 GB of your and your customers data, including: Accounting Marketing data Confidentional documents Copy of some mailboxes Databases backups We understand that if this information gets to your clients or to media directly, it will cause reputational and financial damage to your business, which we wouldn't want, therefore, for our part, we guarantee that information about what happened will not get into the media (but we cannot guarantee this if you decide to turn to third-party companies for help or ignore this message). Important! Do not try to decrypt the files yourself or using third-party utilities. The only program that can decrypt them is our decryptor, which you can request from the contacts below. Any other program will only damage files in such a way that it will be impossible to restore them. You can get all the necessary evidence, discuss with us possible solutions to this problem and request a decryptor by using the contacts below. Please be advised that if we don't receive a response from you within 3 days, we reserve the right to publish files to the public. Contact me: [email protected] or [email protected] Additional ways to communicate in tox chat https://tox.chat/ contact our tox id: 5BF6FF6E9633FDCF1441BF271CBE5DAE1B6B027FA5B85A6EE5704E8B7FEC8E50A323CD66F7D2

Emails

[email protected]

URLs

https://tox.chat/

Signatures

Renames multiple (3311) 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 opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_KMS_Client-ppd.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MEDIA\DRUMROLL.WAV.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\legal\javafx\directshow.md.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\WordR_Trial-pl.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Bibliography\Style\IEEE2006OfficeOnline.xsl.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_O17EnterpriseVL_Bypass30-ul-oob.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File created	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\HOW TO RESTORE YOUR FILES.TXT	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\VisioProR_Retail-ppd.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_Trial-pl.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\OFFSYMK.TTF.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PowerPointCombinedFloatieModel.bin	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\MondoR_OEM_Perp-ppd.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\BORDERS\MSART9.BDR.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PowerPointNaiveBayesCommandRanker.txt.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-3101-0000-1000-0000000FF1CE.xml.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\Standard2019MSDNR_Retail-ppd.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogoSmall.contrast-white_scale-140.png	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\images\cursors\win32_MoveDrop32x32.gif	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\legal\jdk\lcms.md.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_Subscription3-ppd.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProMSDNR_Retail-ppd.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File created	C:\Program Files\Microsoft Office\root\Office16\MSIPC\hr\HOW TO RESTORE YOUR FILES.TXT	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File created	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\OFFICE16\Cultures\HOW TO RESTORE YOUR FILES.TXT	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File created	C:\Program Files\Google\Chrome\Application\106.0.5249.119\default_apps\HOW TO RESTORE YOUR FILES.TXT	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\FirstRunLogo.contrast-white_scale-140.png.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\Office Setup Controller\Office.en-us\BRANDING.XML.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\AccessRuntime2019R_PrepidBypass-ul-oob.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\HomeBusiness2019R_OEM_Perp4-ul-oob.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019VL_MAK_AE-ul-oob.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSIPC\ar\msipc.dll.mui.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSIPC\he\msipc.dll.mui.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\GADUGIB.TTF.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\AFTRNOON\AFTRNOON.INF	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vreg\proofing.msi.16.en-us.vreg.dat.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\cmm\sRGB.pf.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019R_OEM_Perp4-pl.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\WordVL_MAK-pl.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub_eula.txt.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File created	C:\Program Files\Windows Multimedia Platform\HOW TO RESTORE YOUR FILES.TXT	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365SmallBusPremR_SubTrial3-ul-oob.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\Windows\SHELLNEW\EXCEL12.XLSX	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File created	C:\Program Files\VideoLAN\VLC\locale\hi\LC_MESSAGES\HOW TO RESTORE YOUR FILES.TXT	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\LogoImages\ExcelLogo.scale-180.png	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\VisualElements\SmallLogoBeta.png	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\deploy\messages_sv.properties.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\AccessR_Trial-pl.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\CONCRETE\THMBNAIL.PNG.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\7-Zip\Lang\it.txt.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ExcelR_Retail-ppd.xrm-ms.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Document Themes 16\Theme Fonts\Arial.xml.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdVL_MAK-pl.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\BOOKOSB.TTF	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\JUICE___.TTF.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_SubTrial2-pl.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\PackageManifests\AppXManifest.90160000-0016-0000-1000-0000000FF1CE.xml.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019VL_KMS_Client_AE-ul-oob.xrm-ms	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Java\jre-1.8\legal\jdk\colorimaging.md.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ia\HOW TO RESTORE YOUR FILES.TXT	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\hr.pak	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_F_COL.HXK	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\Fonts\private\MTEXTRA.TTF	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\THEMES16\ECLIPSE\PREVIEW.GIF	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\lv.pak.gzgzqc	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\1033\PSRCHLTS.DAT	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4216	sc.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 5088	2892	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe	91
PID 2892 wrote to memory of 5088	2892	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe	91
PID 2892 wrote to memory of 5088	2892	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe	91
PID 5088 wrote to memory of 4216	5088	cmd.exe	94
PID 5088 wrote to memory of 4216	5088	cmd.exe	94
PID 5088 wrote to memory of 4216	5088	cmd.exe	94
PID 5088 wrote to memory of 2936	5088	cmd.exe	95
PID 5088 wrote to memory of 2936	5088	cmd.exe	95
PID 5088 wrote to memory of 2936	5088	cmd.exe	95
PID 2892 wrote to memory of 4536	2892	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe	97
PID 2892 wrote to memory of 4536	2892	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe	97
PID 2892 wrote to memory of 4536	2892	f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe	97

C:\Users\Admin\AppData\Local\Temp\f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe
"C:\Users\Admin\AppData\Local\Temp\f3c6dac2d21f7289e2807c0479a76105a5e8ed3a5c7ccbeae6d289e0b6e6880f.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\uhrnrblqgiqa.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5088
- - C:\Windows\SysWOW64\sc.exe
    SC QUERY
    3⤵
    - Launches sc.exe
    PID:4216
- - C:\Windows\SysWOW64\findstr.exe
    FINDSTR SERVICE_NAME
    3⤵
    PID:2936
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\arcfgdimyaoqd.bat
  2⤵
  PID:4536

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\HOW TO RESTORE YOUR FILES.TXT

Filesize
1KB

MD5
908b081d27e66459f1a358ad68dd4f2e

SHA1
83368abadbac8ff7b287d5456d793dda97d6c770

SHA256
ebe3caa315fe5d07d991a3aecbc4697e4392800d61917c4e16de6582048682cf

SHA512
20e5a4e138d0e234ec366ebe63d6481bf578a9640aa03475b22b2d1cf1c7f94b07db1bad0aeb462729108152f216faee025670d8e57f9ff05d96f8572ae18785

Download Submit
C:\Users\Admin\AppData\Local\Temp\uhrnrblqgiqa.bat

Filesize
43B

MD5
55310bb774fff38cca265dbc70ad6705

SHA1
cb8d76e9fd38a0b253056e5f204dab5441fe932b

SHA256
1fbdb97893d09d59575c3ef95df3c929fe6b6ddf1b273283e4efadf94cdc802d

SHA512
40e5a5e8454ca3eaac36d732550e2c5d869a235e3bbc4d31c4afa038fe4e06f782fa0885e876ad8119be766477fdcc12c1d5d04d53cf6b324e366b5351fc7cd4

Download Submit