Analysis
-
max time kernel
150s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03/06/2024, 14:45
Static task
static1
Behavioral task
behavioral1
Sample
81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe
Resource
win10v2004-20240508-en
General
-
Target
81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe
-
Size
484KB
-
MD5
a784392ecae166171efce2be580994b9
-
SHA1
356aab42ddc2c39ac8b6d97bd1cd6cc51454a1fd
-
SHA256
81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d
-
SHA512
75080dfd2ed3309d661c05aec90cc198fe7b143e83e29784659b6abadc078f7a9e21d7d59fb5ad1d0f7293e99bef2a7498e20ee3b85f95b3c2278b15dd1b69b4
-
SSDEEP
6144:NVfjmNzz1gL5pRTMTTjMkId/BynSx7dEe6XwzRaktNP08NhKs39zo43fTtl1fay7:r7+n1gL5pRTcAkS/3hzN8qE43fm78V
Malware Config
Signatures
-
Executes dropped EXE 2 IoCs
pid Process 3120 Logo1_.exe 2564 81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.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) \??\N: Logo1_.exe File opened (read-only) \??\M: Logo1_.exe File opened (read-only) \??\Y: Logo1_.exe File opened (read-only) \??\P: Logo1_.exe File opened (read-only) \??\I: Logo1_.exe File opened (read-only) \??\H: Logo1_.exe File opened (read-only) \??\S: Logo1_.exe File opened (read-only) \??\Q: Logo1_.exe File opened (read-only) \??\K: Logo1_.exe File opened (read-only) \??\J: Logo1_.exe File opened (read-only) \??\W: Logo1_.exe File opened (read-only) \??\X: Logo1_.exe File opened (read-only) \??\V: Logo1_.exe File opened (read-only) \??\U: Logo1_.exe File opened (read-only) \??\T: Logo1_.exe File opened (read-only) \??\R: Logo1_.exe File opened (read-only) \??\O: Logo1_.exe File opened (read-only) \??\L: Logo1_.exe File opened (read-only) \??\Z: Logo1_.exe File opened (read-only) \??\E: Logo1_.exe File opened (read-only) \??\G: Logo1_.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files\Reference Assemblies\Microsoft\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\WindowsPowerShell\Modules\PSReadline\2.0.0\it\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\combinepdf\js\nls\uk-ua\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\createpdfupsell-app\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\tracked-send\images\email\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.YourPhone_0.19051.7.0_x64__8wekyb3d8bbwe\Assets\contrast-black\_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\es-es\_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\es-es\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\fr-FR\View3d\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\uss-search\js\nls\zh-cn\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Windows Media Player\ja-JP\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\plugins\d3d9\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.WindowsAlarms_10.1906.2182.0_x64__8wekyb3d8bbwe\Assets\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\aicuc\js\nls\en-gb\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sign-services-auth\js\nls\en-il\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\signatures\images\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.MixedReality.Portal_2000.19081.1301.0_neutral_split.scale-125_8wekyb3d8bbwe\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\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\zh-cn\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\img\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Windows NT\Accessories\en-US\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\_desktop.ini Logo1_.exe File created C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.MSPaint_6.1907.29027.0_x64__8wekyb3d8bbwe\Assets\Images\Stickers\Thumbnails\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-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\nls\ko-kr\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files\js\nls\hr-hr\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\WindowsPowerShell\Modules\Microsoft.PowerShell.Operation.Validation\1.0.1\Test\Modules\Example3.Diagnostics\2.0.1\Diagnostics\_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\Home\LTR\contrast-white\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.YourPhone_0.19051.7.0_neutral_split.scale-125_8wekyb3d8bbwe\microsoft.system.package.metadata\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.WebMediaExtensions_1.0.20875.0_neutral_~_8wekyb3d8bbwe\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\home\images\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-files-select\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\ro-ro\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\exportpdfupsell-app\js\nls\zh-tw\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-computer\js\nls\sl-sl\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\DSCResources\MSFT_PackageManagementSource\it-IT\_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\css\_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\sv-se\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\task-handler\js\nls\da-dk\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\Java\jre-1.8\bin\orbd.exe Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.People_10.1902.633.0_neutral_split.scale-125_8wekyb3d8bbwe\Assets\contrast-black\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\core\dev\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\files\dev\nls\root\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\fss\js\nls\ru-ru\_desktop.ini Logo1_.exe File opened for modification C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe Logo1_.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge_proxy.exe Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\send-for-sign\js\nls\uk-ua\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\WidevineCdm\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\fr\LC_MESSAGES\_desktop.ini Logo1_.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\ko\LC_MESSAGES\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.Advertising.Xaml_10.1808.3.0_x64__8wekyb3d8bbwe\Microsoft.Advertising\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\createpdfupsell-app\js\nls\he-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\en-il\_desktop.ini Logo1_.exe File created C:\Program Files\VideoLAN\VLC\locale\lv\LC_MESSAGES\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\DeletedAllUserPackages\Microsoft.ZuneMusic_10.19071.19011.0_neutral_split.scale-125_8wekyb3d8bbwe\microsoft.system.package.metadata\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\my-recent-files\js\nls\ro-ro\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\uss-search\js\nls\de-de\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.Microsoft3DViewer_6.1908.2042.0_x64__8wekyb3d8bbwe\Common.View.UWP\Strings\ar-SA\View3d\_desktop.ini Logo1_.exe File created C:\Program Files\WindowsApps\Microsoft.VP9VideoExtensions_1.0.22681.0_x64__8wekyb3d8bbwe\_desktop.ini Logo1_.exe File created C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\add-account\js\nls\eu-es\_desktop.ini Logo1_.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rundl132.exe 81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe File created C:\Windows\Logo1_.exe 81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe File opened for modification C:\Windows\rundl132.exe Logo1_.exe File created C:\Windows\vDll.dll Logo1_.exe -
Runs net.exe
-
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe 3120 Logo1_.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4900 wrote to memory of 1792 4900 81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe 82 PID 4900 wrote to memory of 1792 4900 81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe 82 PID 4900 wrote to memory of 1792 4900 81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe 82 PID 4900 wrote to memory of 3120 4900 81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe 83 PID 4900 wrote to memory of 3120 4900 81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe 83 PID 4900 wrote to memory of 3120 4900 81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe 83 PID 3120 wrote to memory of 1424 3120 Logo1_.exe 85 PID 3120 wrote to memory of 1424 3120 Logo1_.exe 85 PID 3120 wrote to memory of 1424 3120 Logo1_.exe 85 PID 1424 wrote to memory of 1912 1424 net.exe 87 PID 1424 wrote to memory of 1912 1424 net.exe 87 PID 1424 wrote to memory of 1912 1424 net.exe 87 PID 1792 wrote to memory of 2564 1792 cmd.exe 88 PID 1792 wrote to memory of 2564 1792 cmd.exe 88 PID 3120 wrote to memory of 3556 3120 Logo1_.exe 56 PID 3120 wrote to memory of 3556 3120 Logo1_.exe 56
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3556
-
C:\Users\Admin\AppData\Local\Temp\81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe"C:\Users\Admin\AppData\Local\Temp\81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe"2⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a50EF.bat3⤵
- Suspicious use of WriteProcessMemory
PID:1792 -
C:\Users\Admin\AppData\Local\Temp\81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe"C:\Users\Admin\AppData\Local\Temp\81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe"4⤵
- Executes dropped EXE
PID:2564
-
-
-
C:\Windows\Logo1_.exeC:\Windows\Logo1_.exe3⤵
- 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:3120 -
C:\Windows\SysWOW64\net.exenet stop "Kingsoft AntiVirus Service"4⤵
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"5⤵PID:1912
-
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
251KB
MD5e770780fe152866f3711e052f4fafe5c
SHA1fed6ef9bc0d201409fbe1bb3cf763d0d1e8b9fbc
SHA256c01618597a276e1296490c6ccd0c53620aadd4a76834a40ae291fecded00e015
SHA512f065fd7eb89bef83034da67827730c26d622964b03af5365fa8996c4ffb1e5ebbeb1781dc2c883a839bbb8e9143c79579ea21c07d1081903cafa9f2679479f06
-
Filesize
570KB
MD597bc52929799b5d95007b4c8a8e57458
SHA158eda14ec7075737102def770e67c6767143567d
SHA256ae6a019685e60240430a6e30fe7bdb609a006e821c0ade792af0623095e4c45e
SHA51239bce5fd58ea31c2c8614a4458b24520062b85bc119733d0d9b79beaf5c6564ba49bb9a43a8eb9404fb268deeecd3dcea721d5491c841039bf3a475f38674f9e
-
C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe
Filesize636KB
MD52500f702e2b9632127c14e4eaae5d424
SHA18726fef12958265214eeb58001c995629834b13a
SHA25682e5b0001f025ca3b8409c98e4fb06c119c68de1e4ef60a156360cb4ef61d19c
SHA512f420c62fa1f6897f51dd7a0f0e910fb54ad14d51973a2d4840eeea0448c860bf83493fb1c07be65f731efc39e19f8a99886c8cfd058cee482fe52d255a33a55c
-
Filesize
722B
MD5bc10b9fae636bae2812af1383cd4225a
SHA1fb9255b29de7d8701a8e76f64b527d24782caad2
SHA2566c049dc05d91b30a8a8bf40884fa106ba71b3cfd623c77533f1fd48693998617
SHA5121e2e4b4bd1f79e277fe2ee50f10dd78f554c38b31b5cc425b4d37bcdb47c0898715abd51b0f9b0ed497cbe3a3c6b6107b821225225a9e3eab81867a9028c965a
-
C:\Users\Admin\AppData\Local\Temp\81c5a335fb05d4fba0ed441bca406ae2900cf4233215078d13e11c4991a60d7d.exe.exe
Filesize458KB
MD5619f7135621b50fd1900ff24aade1524
SHA16c7ea8bbd435163ae3945cbef30ef6b9872a4591
SHA256344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2
SHA5122c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628
-
Filesize
26KB
MD5c47e77df5617b781f89a265b25baca8a
SHA1c9434690012fb690d27ef7106b37919f8e01000b
SHA256f1434168c853f1ed262ed2df41ad3a0ae537dc1eb3f675e108d89729cb3d84ab
SHA512d2f30b8e66490df789f8b92ff25dfe9ce242f96fbe8431d6959b845d56eb04f32044f09003cf58130bec64da46f26ceb82a1dc5f219bb891b68264868ace5000
-
Filesize
8B
MD5a6f28952c332969f9e6d9f7d1a449737
SHA131c0826adb63cc03162fb9e88781f4b50da8f11b
SHA256d9d875805581110dafdfb2ceb34c5e60f50fe720963f9813c287e4845248d208
SHA5128187572ee8fbb9a42af34a3444be3a4309c5a798e7b1f27fce5b28b7168b72d015b1c10e611ccd3a9361af2aaeab831d2734017f77adff341c3fdb876c296eac