Analysis
- max time kernel
150s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 10:06
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe
Resource
win10v2004-20260513-en
9 signatures
150 seconds
General
- Target 20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe
- Size 568KB
- Sample260808-l5bmdadm5s
- SHA256 20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6
- MD5 71d1b427336cfcec38cfff3de6c7898c
- SHA1 7e62f1b42d8e8b3fb13a5dc15a313d79da067419
- SHA512 a8dca4febda6fe0f5eb74e20c2b06bd66d649e1afd1782f626341283de6fa0d2e7d2ce4ac1f821a83137aa89fd60975dc57638fc9d1aa2dc5d019af098cb4d9c
- SSDEEP 12288:67+6vP+BNSebhEFoUbElY7dx0Gyz1batvexl:67khiFoUbEwdngxl
- TLSH T150C4F825F5748332D073C0B9C5D2A69AEE7230865B308ACB1286D77C2F67AE6D536731
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 4964 Logo1_.exe 4488 20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe - Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\G: Logo1_.exe File opened (read-only) \??\Y: Logo1_.exe File opened (read-only) \??\V: Logo1_.exe File opened (read-only) \??\S: Logo1_.exe File opened (read-only) \??\W: Logo1_.exe File opened (read-only) \??\T: Logo1_.exe File opened (read-only) \??\M: Logo1_.exe File opened (read-only) \??\L: Logo1_.exe File opened (read-only) \??\K: Logo1_.exe File opened (read-only) \??\X: Logo1_.exe File opened (read-only) \??\U: Logo1_.exe File opened (read-only) \??\Q: Logo1_.exe File opened (read-only) \??\N: Logo1_.exe File opened (read-only) \??\H: Logo1_.exe File opened (read-only) \??\D: Logo1_.exe File opened (read-only) \??\Z: Logo1_.exe File opened (read-only) \??\R: Logo1_.exe File opened (read-only) \??\P: Logo1_.exe File opened (read-only) \??\O: Logo1_.exe File opened (read-only) \??\J: Logo1_.exe File opened (read-only) \??\I: 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\generic-rhp-app\js\nls\fi-fi\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\ob-preview\js\nls\en-ae\_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\_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\it-it\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\BHO\_desktop.ini Logo1_.exe File created C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\de\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\app\dev\nls\ru-ru\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\core\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\core\dev\nls\de-de\_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\cs-cz\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\editpdf\js\nls\sv-se\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\images\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer-select\js\nls\ru-ru\_desktop.ini Logo1_.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\fr\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\javaw.exe Logo1_.exe File opened for modification C:\Program Files\Windows Defender\de-DE\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\collect_feedback\css\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\ar-ae\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\hr-hr\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\sk-sk\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\plugins\rhp\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\bn\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\activity-badge\js\nls\sk-sk\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\ob-preview\js\nls\it-it\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\send-for-sign\js\nls\he-il\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\Install\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\mk\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\core\dev\nls\pt-br\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\on-boarding\js\nls\ro-ro\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\reviews\js\nls\ca-es\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\scan-files\js\nls\nl-nl\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe Logo1_.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\Microsoft.PowerShell.Operation.Validation\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\lua\sd\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\plugins\video_filter\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer\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\on-boarding\js\nls\pt-br\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\search-summary\js\nls\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\signatures\js\nls\root\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\identity_proxy\_desktop.ini Logo1_.exe File created C:\Program Files\Java\jdk-1.8\bin\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Windows Photo Viewer\ImagingDevices.exe Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\sm\LC_MESSAGES\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\core\dev\nls\ko-kr\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files\js\nls\pl-pl\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\js\nls\sl-si\_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\uk-ua\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\images\themes\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Windows Media Player\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\fur\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files\js\nls\eu-es\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\js\nls\root\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\js\tool\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Windows Photo Viewer\ja-JP\_desktop.ini Logo1_.exe File created C:\Program Files\Java\jdk-1.8\jre\lib\security\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Mozilla Firefox\fonts\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsPowerShell\Modules\Microsoft.PowerShell.Operation.Validation\1.0.1\_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\ru-ru\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\tracked-send\js\plugins\tracked-send\js\nls\fr-fr\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\cookie_exporter.exe Logo1_.exe File created C:\Program Files\Java\jdk-1.8\jre\bin\plugin2\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\v3.5\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\_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\sv-se\_desktop.ini Logo1_.exe - Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rundl132.exe 20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe File created C:\Windows\Logo1_.exe 20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe File opened for modification C:\Windows\rundl132.exe Logo1_.exe File created C:\Windows\vDll.dll Logo1_.exe - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 3152 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Logo1_.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Runs net.exe
- Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe 4964 Logo1_.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3452 wrote to memory of 3152 3452 20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe 89 PID 3452 wrote to memory of 4964 3452 20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe 90 PID 4964 wrote to memory of 4960 4964 Logo1_.exe 91 PID 4960 wrote to memory of 3760 4960 net.exe 93 PID 3152 wrote to memory of 4488 3152 cmd.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe"C:\Users\Admin\AppData\Local\Temp\20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3452 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a62F6.bat2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Users\Admin\AppData\Local\Temp\20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe"C:\Users\Admin\AppData\Local\Temp\20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe"3⤵
- Executes dropped EXE
PID:4488
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C:\Windows\Logo1_.exeC:\Windows\Logo1_.exe2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4964 -
C:\Windows\SysWOW64\net.exenet stop "Kingsoft AntiVirus Service"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4960 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"4⤵
- System Location Discovery: System Language Discovery
PID:3760
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe
- Size 124KB
- SHA256 6b57e749892ea7bfb20093cedb3c6d3e91ade040cdd5590ec3a31ca7e9168db7
- MD5 deba25f7357961dbb464435218b30ee6
- SHA1 7f7e90b448eb6f43083881c106a7dbace441776c
- SHA512 4ded5b47cf3b621278a3e5645647ef7cae808dc60d782988b9739309ff792ad2868d50faa303d5befdc807f31600cd3cfa9499478296c1160d2b7eba6c236d92
- SSDEEP 3072:gftffjmNIhUBf8Bo/mu+YDfYz8KrRVwWEhPd4zB+IPFP6n:gVfjmN2G7/fYfLvzB+QFyn
- TLSH T174C38C2371D08461E9B20C3449E4EA719E3FFD620B409EA737D4667E0F317D1DE26A6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
- Size 481KB
- SHA256 d5fbaf5c0d8e313d4dad23b28cac4256c5dbed6ab3b0d797e2971f30c5e095ad
- MD5 1db5b390daa2d070657fbdb4f5d2cc55
- SHA1 77e633e49df484b827080753514cc376749b0ceb
- SHA512 68aa0152f5aae79a146c1813915fd16ec5454b285bd1781370923f97d6c147d53684192f7f4161e5c1a340959ec432ecaac127b0abe7d08f70c387e08ee4f617
- SSDEEP 12288:Pp7+ZqIOkU8AMXE9B7PElZlP41N+4PUWfo:R7ABOkUhMXcBwc04nA
- TLSH T116A46D31A6A04037D6F106B3F915D2307E7DA2187B1184AB9394AE2D3EA95D7A7F7303
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\$$a62F6.bat
- Size 722B
- SHA256 0ae51c99de80036b43ffc2c48091b11fada27b46477e0f514a68f9d80c8748ec
- MD5 9869fe7b577ed4e35acf1781d0008a60
- SHA1 165a16c755e527a8c436633b9df51109bf6efbc1
- SHA512 a257d02d65c11d5dbf00f28d371cb8bfe8a45f45d1b82faa32a47a4a4f7dfd08552c62a529ad69b3fe43717b083b53ddc2613b9c80e14b51861a504ffb1540d5
- TLSH T1F5014C18E18FB3960847D7876AF516CCF3D6B8792A9536939270EA0C108384DA7C7612
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\20d38c3917affebe6ea6e7871aa92e87ff36a8e94cd810a6b557a0169b7ba6f6.exe.exe
- Size 542KB
- SHA256 688f252fa4e4b97ba20a0f1d511be7755b472f8460f9806bb437a5a5cf90ebf8
- MD5 1f3f974210652985fb23a3e7f619610b
- SHA1 e56cea5002a3513de8a83c8a28422350c8b70e90
- SHA512 8a020abc40b8d361be778d10e6d61125d514ada3e4cf850bc6479f61aabb12ff58e06213500ce3d24b2f9570a676a8fa73894fadf19295bba7a64c26394d0b7d
- SSDEEP 12288:mvP+BNSebhEFoUbElY7dx0Gyz1batvexl:VhiFoUbEwdngxl
- TLSH T1F3C4E825F5748331D073C0BAC5D2A69AEE7230865B308ACB1286D77C2F67AE6D536731
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Logo1_.exe
- Size 26KB
- SHA256 083fbbad90a55757446613120528e69237f9c01c5a2d1f02ce0a454bb5cea02d
- MD5 c992672193a24d9ed499ba24b1e48912
- SHA1 5cd964d61314ebdaba14c1d282643b7e33311646
- SHA512 378daf63a9bf1586b4143634bef90de290e13eb19d31f741947081789867cb259cf6acd6a325f98a77b3be5d8c5e490b7456823dc27962f764c51a24e0dd0b4c
- SSDEEP 768:4R1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoL:QfgLdQAQfcfymN
- TLSH T101C2CE7531C8053ADC12497CCAEE6631D3291F79039E24D59BF1B83AA9F0EA8100EB1F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path F:\$RECYCLE.BIN\S-1-5-21-552508041-2681165170-3229858294-1000\_desktop.ini
- Size 8B
- SHA256 1d606682c3c73b22d9ee6de30be63c56537bbb5179c9016a02f36487fa915852
- MD5 ef2a73bd88d8ae9f0bc87903b5672439
- SHA1 a35895c65154dc024ecb558b84baf0b1e1f7b198
- SHA512 dbd3a473bfec5c2bae236e2dade98bf2c64e97272d390518a26f99bf30944a42a746b7852c68f75fce59ee1356398c0603a04681cd212c288c9487120a130da7
- MD5 SHA1 SHA512