b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 00:18

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General

Target

b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe
Size

26KB
MD5

7cbf4232c6051cd8df6c85c2778bbd09
SHA1

c395b7742e98a95e1f868f53f5c5f9e135b0d06d
SHA256

b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0
SHA512

3e27bfd80c314d90eda5c395904bbe9a03a8ed374b995c6433ef8ea7b0d2762f98171f531b95f1152646f05beebfcb972e014c6d5f2b07015887e8da3c360894
SSDEEP

768:Sa1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoLC:VfgLdQAQfcfymNu

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3156	Logo1_.exe

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\O:	Logo1_.exe
File opened (read-only)	\??\K:	Logo1_.exe
File opened (read-only)	\??\Z:	Logo1_.exe
File opened (read-only)	\??\X:	Logo1_.exe
File opened (read-only)	\??\W:	Logo1_.exe
File opened (read-only)	\??\R:	Logo1_.exe
File opened (read-only)	\??\Q:	Logo1_.exe
File opened (read-only)	\??\P:	Logo1_.exe
File opened (read-only)	\??\J:	Logo1_.exe
File opened (read-only)	\??\I:	Logo1_.exe
File opened (read-only)	\??\Y:	Logo1_.exe
File opened (read-only)	\??\V:	Logo1_.exe
File opened (read-only)	\??\M:	Logo1_.exe
File opened (read-only)	\??\L:	Logo1_.exe
File opened (read-only)	\??\E:	Logo1_.exe
File opened (read-only)	\??\U:	Logo1_.exe
File opened (read-only)	\??\T:	Logo1_.exe
File opened (read-only)	\??\S:	Logo1_.exe
File opened (read-only)	\??\N:	Logo1_.exe
File opened (read-only)	\??\H:	Logo1_.exe
File opened (read-only)	\??\G:	Logo1_.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\zh-tw\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\desktop-connector-files\js\nls\zh-cn\_desktop.ini	Logo1_.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\ko\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.WindowsMaps_5.1906.1972.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Car\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Dial\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsMaps_5.1906.1972.0_x64__8wekyb3d8bbwe\Assets\SecondaryTiles\Directions\Car\RTL\contrast-white\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\WindowsPowerShell\Modules\Pester\3.4.0\bin\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\activity-badge\js\nls\ja-jp\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\home\js\nls\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\unified-share\js\nls\sl-si\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\WindowsPowerShell\Modules\Pester\3.4.0\Functions\Assertions\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\ResiliencyLinks\Trust Protection Lists\Sigma\_desktop.ini	Logo1_.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\fr\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ky\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Assets\StoreRating\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\bg-BG\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\hr-hr\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\js\nls\tr-tr\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\servertool.exe	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\fi\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\gu\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\ja-JP\View3d\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_neutral_split.scale-100_8wekyb3d8bbwe\Assets\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\images\themeless\Playstore\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\reviews\js\nls\ca-es\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\js\nls\pt-br\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\en-us\styles\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\app\dev\nls\cs-cz\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\aicuc\js\plugins\selection-action-plugins\cpdf\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\digsig\js\nls\zh-cn\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\js\nls\en-gb\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\ca-es\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\ro-ro\_desktop.ini	Logo1_.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\ru\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\ro\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\zh_TW\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.549981C3F5F10_1.1911.21713.0_neutral_~_8wekyb3d8bbwe\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\fa-IR\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\DSCResources\en-US\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sign-services-auth\js\nls\it-it\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ja\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\uk-UA\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.WindowsSoundRecorder_10.1906.1972.0_x64__8wekyb3d8bbwe\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\reviews\js\nls\tr-tr\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\unified-share\js\nls\nl-nl\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\app-center\js\nls\en-il\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\fr-ma\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\uk-ua\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\viewer\nls\sl-si\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice.exe	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\km-KH\View3d\_desktop.ini	Logo1_.exe
File created	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_neutral_split.scale-100_8wekyb3d8bbwe\microsoft.system.package.metadata\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Resource\TypeSupport\Unicode\Mappings\win\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\Adobe\Reader\DC\Linguistics\Providers\Plugins2\AdobeHunspellPlugin\Abbreviations\en_US\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\dtplugin\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\amd64\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Defender\ja-JP\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\zh-cn\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\js\nls\pt-br\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sign-services-auth\js\nls\hr-hr\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\ext\_desktop.ini	Logo1_.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Logo1_.exe	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe
File opened for modification	C:\Windows\rundl132.exe	Logo1_.exe
File created	C:\Windows\vDll.dll	Logo1_.exe
File created	C:\Windows\rundl132.exe	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe
3156	Logo1_.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3400 wrote to memory of 1684	3400	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	85
PID 3400 wrote to memory of 1684	3400	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	85
PID 3400 wrote to memory of 1684	3400	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	85
PID 3400 wrote to memory of 3156	3400	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	86
PID 3400 wrote to memory of 3156	3400	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	86
PID 3400 wrote to memory of 3156	3400	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	86
PID 3156 wrote to memory of 3576	3156	Logo1_.exe	87
PID 3156 wrote to memory of 3576	3156	Logo1_.exe	87
PID 3156 wrote to memory of 3576	3156	Logo1_.exe	87
PID 3576 wrote to memory of 3432	3576	net.exe	90
PID 3576 wrote to memory of 3432	3576	net.exe	90
PID 3576 wrote to memory of 3432	3576	net.exe	90
PID 3156 wrote to memory of 3592	3156	Logo1_.exe	57
PID 3156 wrote to memory of 3592	3156	Logo1_.exe	57

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3592
- C:\Users\Admin\AppData\Local\Temp\b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe
  "C:\Users\Admin\AppData\Local\Temp\b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:3400
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a33A3.bat
    3⤵
    PID:1684
- - C:\Windows\Logo1_.exe
    C:\Windows\Logo1_.exe
    3⤵
    - Executes dropped EXE
    - Enumerates connected drives
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:3156
  - - C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3576
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        5⤵
        
        PID:3432

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

Filesize
251KB

MD5
8763dd1e5a4d9a5e14aaac162f8010f2

SHA1
b3a1ef6416daeb9dadcf5dadd8fb541b724cbc71

SHA256
a12aa0944df5ca9d29f5af6c2a94b7923153e754ae714e3f6ab5776de277ade6

SHA512
6fc613191309cfff8eef7db9bf990ed7d28f160384a0629b519a326a650f6f16dbb5a49705931b5ed7ebc719044f6360d4efa2dd5f4b69eec6d01386c5b3c167

Download Submit
C:\Program Files\7-Zip\7z.exe

Filesize
570KB

MD5
f9cc9ae17d368f8d0e728a90ada03a0c

SHA1
60d6d21dca7fe3e657bad276ad951d3dcccd68b5

SHA256
601f6a14f956580a3c59ad6cd2537995fcd89a9920f4bc02c9a5d3cd41b25930

SHA512
9abd366ce5faad5c3a289f646fe02432ad5d3cf763ca50eee2517e0c4bb76e6198db9633eaedd8bfa944384bd95fb1c758684587a2f1b6801acc8d2607987ccf

Download Submit
C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

Filesize
636KB

MD5
2500f702e2b9632127c14e4eaae5d424

SHA1
8726fef12958265214eeb58001c995629834b13a

SHA256
82e5b0001f025ca3b8409c98e4fb06c119c68de1e4ef60a156360cb4ef61d19c

SHA512
f420c62fa1f6897f51dd7a0f0e910fb54ad14d51973a2d4840eeea0448c860bf83493fb1c07be65f731efc39e19f8a99886c8cfd058cee482fe52d255a33a55c

Download Submit
C:\Users\Admin\AppData\Local\Temp\$$a33A3.bat

Filesize
722B

MD5
4ddff8bc9eafaade64680ddab72d8e2a

SHA1
4d4d627b48da81889326a590836c54580fd1e894

SHA256
09cbba1aaa7d71a9a67885b28519d5f07bab6502910595cdb4362b975b4bd49d

SHA512
3195665163f284f0ba930b14d6ad517579d6d81ea21edd42667911f7da03297c127569c9f2d1a2c93645f8a676e1eae5d898fdf1f2381ec70d83e3be206aadd3

Download Submit
C:\Users\Admin\AppData\Local\Temp\b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe.exe

Filesize
162B

MD5
380bbf4d7bdac05d2248b49c4188cd92

SHA1
ae83ef83ebe684eab30ab3ca431e4f84994fd60f

SHA256
b97278e320af9d3d990703fd1af322e7c4b568a92f6a736149c1648b2f07a7c2

SHA512
06fe7a78b558b7581b52f8d65a6a8a62338a429e550c91ad4ba5cc3f445da83ee86b99e5c7dfbd9bbfcc12895215d2a329756dc6b24ef8313f70658abc08db15

Download Submit
C:\Windows\Logo1_.exe

Filesize
26KB

MD5
d46a2a6f2a522cb6c3bde1532d2cd3fb

SHA1
e36c018fe56222afda400c8848306dea3f8f0019

SHA256
874f065e5732aece11a9bb35e2bb35016d90ff1f51fefbd776c5d156250389d4

SHA512
a2c74399ddb660b3a9e166b9ac546987506ea260089f530e83380ca6dd3bf63aff15aca581e56627cb6e67fc8780b2abcc70913518a6650926fe664774016f57

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-259785868-298165991-4178590326-1000\_desktop.ini

Filesize
9B

MD5
c59aab012a570d8b20f60efcafb272be

SHA1
709df64d9a23340c6bc42f2bf8dfdca512bff2e0

SHA256
8a349242c7461f8fccc029421cd051ef8f140a8e3738d348a2354a3d5b9de220

SHA512
8c3f67dc02beaca59f0deaa4d8e33bc385b19df02d2a8b905b47148e21919f7d059f3883f02dad25a0d11dc807343390114753a7918171720d8cd72e84239e17

Download Submit
memory/3156-25-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3156-31-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3156-35-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3156-18-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3156-1225-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3156-12-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3156-4791-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3156-5230-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3400-0-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/3400-8-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download