Analysis Overview
SHA256
74232dc00ddc6a452efd3cf799348eb5aedc5a31dc6589e17f4b30c73990badf
Threat Level: Known bad
The file 36aef32a8008ab32d1cced77f292c95f was found to be: Known bad.
Malicious Activity Summary
Dridex
Dridex Shellcode
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Checks whether UAC is enabled
Unsigned PE
Uses Task Scheduler COM API
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-31 12:48
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-31 12:48
Reported
2024-01-04 17:03
Platform
win7-20231215-en
Max time kernel
100s
Max time network
125s
Command Line
Signatures
Dridex
Dridex Shellcode
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\mwr5\dialer.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\4fe\msdt.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\mwr5\dialer.exe | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\4fe\msdt.exe | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rtxtioiynm = "C:\\Users\\Admin\\AppData\\Roaming\\Identities\\{12BBF4E7-85A6-4BA8-A5EE-FE066C096AAA}\\uMeBeaNo\\msdt.exe" | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\system32\rundll32.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\mwr5\dialer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\4fe\msdt.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1196 wrote to memory of 3060 | N/A | N/A | C:\Windows\system32\dialer.exe |
| PID 1196 wrote to memory of 3060 | N/A | N/A | C:\Windows\system32\dialer.exe |
| PID 1196 wrote to memory of 3060 | N/A | N/A | C:\Windows\system32\dialer.exe |
| PID 1196 wrote to memory of 2552 | N/A | N/A | C:\Users\Admin\AppData\Local\mwr5\dialer.exe |
| PID 1196 wrote to memory of 2552 | N/A | N/A | C:\Users\Admin\AppData\Local\mwr5\dialer.exe |
| PID 1196 wrote to memory of 2552 | N/A | N/A | C:\Users\Admin\AppData\Local\mwr5\dialer.exe |
| PID 1196 wrote to memory of 3040 | N/A | N/A | C:\Windows\system32\msdt.exe |
| PID 1196 wrote to memory of 3040 | N/A | N/A | C:\Windows\system32\msdt.exe |
| PID 1196 wrote to memory of 3040 | N/A | N/A | C:\Windows\system32\msdt.exe |
| PID 1196 wrote to memory of 2556 | N/A | N/A | C:\Users\Admin\AppData\Local\4fe\msdt.exe |
| PID 1196 wrote to memory of 2556 | N/A | N/A | C:\Users\Admin\AppData\Local\4fe\msdt.exe |
| PID 1196 wrote to memory of 2556 | N/A | N/A | C:\Users\Admin\AppData\Local\4fe\msdt.exe |
| PID 1196 wrote to memory of 2500 | N/A | N/A | C:\Windows\system32\DisplaySwitch.exe |
| PID 1196 wrote to memory of 2500 | N/A | N/A | C:\Windows\system32\DisplaySwitch.exe |
| PID 1196 wrote to memory of 2500 | N/A | N/A | C:\Windows\system32\DisplaySwitch.exe |
| PID 1196 wrote to memory of 2496 | N/A | N/A | C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe |
| PID 1196 wrote to memory of 2496 | N/A | N/A | C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe |
| PID 1196 wrote to memory of 2496 | N/A | N/A | C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe |
Uses Task Scheduler COM API
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\36aef32a8008ab32d1cced77f292c95f.dll,#1
C:\Windows\system32\dialer.exe
C:\Windows\system32\dialer.exe
C:\Users\Admin\AppData\Local\mwr5\dialer.exe
C:\Users\Admin\AppData\Local\mwr5\dialer.exe
C:\Users\Admin\AppData\Local\4fe\msdt.exe
C:\Users\Admin\AppData\Local\4fe\msdt.exe
C:\Windows\system32\msdt.exe
C:\Windows\system32\msdt.exe
C:\Windows\system32\DisplaySwitch.exe
C:\Windows\system32\DisplaySwitch.exe
C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe
C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe
Network
Files
memory/2512-0-0x0000000000190000-0x0000000000197000-memory.dmp
memory/2512-1-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-4-0x0000000077836000-0x0000000077837000-memory.dmp
memory/1196-5-0x0000000002D90000-0x0000000002D91000-memory.dmp
memory/2512-8-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-16-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-22-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-28-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-30-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-34-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-42-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-47-0x0000000002D70000-0x0000000002D77000-memory.dmp
memory/1196-46-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-45-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-44-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-55-0x0000000077A41000-0x0000000077A42000-memory.dmp
memory/1196-56-0x0000000077BA0000-0x0000000077BA2000-memory.dmp
memory/1196-65-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-54-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-43-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-71-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-72-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-41-0x0000000140000000-0x0000000140249000-memory.dmp
C:\Users\Admin\AppData\Local\mwr5\TAPI32.dll
| MD5 | 3fe2881a2f0e07a75e17687ffe049ace |
| SHA1 | efa6e63187fb314dc28359cadd1184adeace7c95 |
| SHA256 | bbc2776d0573bc979c62bd1415ed1435b3a837070d55b4453d738edfe93a5a62 |
| SHA512 | d6d49f29179936382ffe673a5372c862acf59120cd3c242d5a7b51b315657278d46e7308ec938e99501c5e898f76c6102671c1f5518bc80898fe1a8e965d6723 |
memory/2552-84-0x0000000000290000-0x0000000000297000-memory.dmp
memory/2552-83-0x0000000140000000-0x000000014024B000-memory.dmp
C:\Users\Admin\AppData\Local\mwr5\dialer.exe
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
\Users\Admin\AppData\Local\mwr5\TAPI32.dll
| MD5 | f3f57ca05fe42bbd649d0f5e3fa906ee |
| SHA1 | 69aac8b6e7c49f43b72cc713a4dab07f12c13c22 |
| SHA256 | a9bdc18d9ed2dbcb1adbdcf3d713d9b05db73b85c1008369c486ed9e5605ac22 |
| SHA512 | 0c62fe63f450559b398943bd04bb24864c798bd42a5a2eaab223ff7d4d8b6c81a49e76869bb69be0955fbbce06bdf9795076e49b39411dfc3d34e5a31cc293c5 |
C:\Users\Admin\AppData\Local\mwr5\dialer.exe
| MD5 | 46523e17ee0f6837746924eda7e9bac9 |
| SHA1 | d6b2a9cc6bd3588fa9804ada5197afda6a9e034b |
| SHA256 | 23d8a6a1d847a324c556c30e10c8f63c2004aeb42ac3f5a5ca362077f1517382 |
| SHA512 | c7117c3778650864e685bd89df599d7cdd9319d757344ddc7cfd9403d6673964127f6ff0c5ac48455fd3097af31a6ff09173f85dfa7be2d25f395cdf3692bb9a |
\Users\Admin\AppData\Local\mwr5\dialer.exe
| MD5 | 38cca940394a698071c39f0403d05a00 |
| SHA1 | 028752a4557e5a36cd81f8d85a168bec758b4c96 |
| SHA256 | 1b722c8ad9f9b3a4c072fcb62399bcd091d1a874f7a450b44b6e664ef5ac5f55 |
| SHA512 | 0140f679845022eeca530c91b61bccf52e25ffc6f9b180784124f5141615d3a7d2df9c0fafcda68a05e042757555dd001f50053f576ce1c0eb11319210b9351c |
memory/1196-40-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-39-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-38-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-37-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-36-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-35-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-33-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-32-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-31-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-29-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-27-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-26-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-25-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-24-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-23-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-21-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-20-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-19-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-18-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-17-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-15-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-14-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-13-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-12-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-11-0x0000000140000000-0x0000000140249000-memory.dmp
\Users\Admin\AppData\Local\4fe\Secur32.dll
| MD5 | 2315198dd8e08886103f911767f23cd5 |
| SHA1 | 300ce7cbb6b6c3a52d7ca06dc30d3dd1fe2e43c3 |
| SHA256 | 7c54dab5e857c236ccc4ffbea6dbc819b8e67d86b66bdea51bd71d9ecadc6c14 |
| SHA512 | a5746332fafa8f5078aae1de3e685d09c4a4144aa07eb2afa3f43bd624579b5fad58b3221317aaead5cb395305e18a788d44ed29ae7176dff1379468cc0d63b6 |
memory/2556-101-0x0000000000110000-0x0000000000117000-memory.dmp
C:\Users\Admin\AppData\Local\4fe\Secur32.dll
| MD5 | 3226ad8af2c5f54ba23cfd7b3004109a |
| SHA1 | 6400811fc3e8efbfa778e535bdbe758fcb30ed1b |
| SHA256 | 4ee1aa81436a176d478ae672c3336d5a6d2892c0b6e6faebbabb2c632cc33525 |
| SHA512 | 440107e7dbcdbcfec3c4b50ec905b91047cbf79c075f1304cb459b3754698e50b87eb942896cbed67b17dd8750dd3ebd7db33f54224f7dd0fe531fec99cea9f0 |
C:\Users\Admin\AppData\Local\4fe\msdt.exe
| MD5 | 7ec54091f6e2c42ae286b237ebda7bc6 |
| SHA1 | e5d0f2304d1ddf64fe5aed539175983f71daa385 |
| SHA256 | 265f11984275e038ad811356fb349546be96c3207363abb730c898f3be3e7b1d |
| SHA512 | cce6b571c715d7bf48343ab1d9f726a6d47e5fe2a16c393f4d69ec0b2ab1f584f41f021c0f65573f45f0d7bcf30b38827dcae93a3f578b0bbbebb21d86d306c4 |
\Users\Admin\AppData\Local\4fe\msdt.exe
| MD5 | 0092ba591b49079b40b7fb162cc854bb |
| SHA1 | 020b583e1c673730c54771457e237123b05c2843 |
| SHA256 | 0653d654c8a70496cd604f075701c2f79fa4630afcc53a01229185bb762bf4c5 |
| SHA512 | ffa58ca39b43a9286c2704fc7601eff6086d5faac0588ecd113ffe9c11426d84f81b7194eeff7ef83934baa9ef73303cb76f009388644d074eda947ac071c6b0 |
C:\Users\Admin\AppData\Local\4fe\msdt.exe
| MD5 | 009139115691c316e1e93a4b1b560f75 |
| SHA1 | 98db463c1397c525bcd77645bda221d53294159b |
| SHA256 | 018c8e0f4f8fc076dc22c207e9c45d4f8565c4d6306848b8a24157a5abbe003e |
| SHA512 | 34ca82880671a508777dfe74c5a93111e66363b1968fc151dcb907330cbc8167502da9f18027950da6b0f19f8c320035e3011859909038a3bd696d968820f4fb |
memory/1196-10-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-9-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1196-7-0x0000000140000000-0x0000000140249000-memory.dmp
\Users\Admin\AppData\Local\dQOqnrb\slc.dll
| MD5 | fa7885d667da7b450a6cea4cae1c7abf |
| SHA1 | 03fe994b3b0c59973f8187ae36262105a2880b2e |
| SHA256 | 0c3e7e7126507308af183e1659dc4b1999a468c775549c453d5e10fbe0731714 |
| SHA512 | 8c5124477f7e96916a88bedd62f48bcd6436fc6dd719a23ac3284a3c1e32c6498f9cd38fd8d16169f59df86e9606d1e756f31ce816b54fde7d791f06399abd2e |
memory/2496-125-0x0000000000180000-0x0000000000187000-memory.dmp
C:\Users\Admin\AppData\Local\dQOqnrb\slc.dll
| MD5 | cc4832e5424364da01bb89eafc82a4f7 |
| SHA1 | 43137fbcb264570f74c7d7b81462aa417eea2cf2 |
| SHA256 | b80c07ecbcbfd97c4cbb28bd9f53c675084e17571529c94e418b7379f741dd29 |
| SHA512 | 04ed7d64ad4ee595a6b2e49238eb9b39e3dfb453666e6bc7e13d684a7e87caf48687f890b59030f86001626611d6f5e2f8c4454609d16aab765e5bd04d3b5278 |
C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe
| MD5 | b2b08f7b12587f7f224ceda90d0068a9 |
| SHA1 | f38f658d74cfd90b3b46cb05a60a23aa1961c8af |
| SHA256 | aea8c9e99d6822d95abe3f16e2ad65928c3a246b45126f41bcc21b6799890249 |
| SHA512 | 10c82639f2b49e31860812ebb7344604d7eb38091764ca9277b25ff673f0db8ab9c0d65da1f82d54c32f292ae81779b14c4ca58c00b1800e96c7467b6c3b594a |
\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe
| MD5 | 621859a1e22e1c0b88079481ecf22039 |
| SHA1 | 1ed9d2ab9f9f48b1aa1613f0c44d877640c7a2c9 |
| SHA256 | 2086205551c065edd7085eb0648cc2e990f3e43220db4d90923466b0d51091a0 |
| SHA512 | 6c1e2e5081a88cde69cf13e14ff78250af400c4ffd239b976ca346f2f2a2e73a48ae4b610822a9a948ad8200ff41da188eedc3875aeac2bacdc7580815d3f4fd |
C:\Users\Admin\AppData\Local\dQOqnrb\DisplaySwitch.exe
| MD5 | e5e9ec86e20522170efeecda50f3b940 |
| SHA1 | ecfa209cc269bbd11400d2d5feccea40df7129e1 |
| SHA256 | 98ee73b994a084bccb963888f557f36908b834b78cf1105acf14b9d6ba3c02a2 |
| SHA512 | f443d8b6bcd2452100af0e8b2d576e9c9ca3ab71c4dd8c5b6a909b832f85b9e8069a4008c794573acf6e6da89fe213955829718e02be8d44ef0dae2515f64e96 |
\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\S4jq0LQt\DisplaySwitch.exe
| MD5 | 915fc9c6e26dbc9869ebae728845b5da |
| SHA1 | f22904455388124cee24318e03c18f2cee15826c |
| SHA256 | 9a63eda1329d4d3bc0398518588b84928833d7cb4746970bcb33e2a4ef260d39 |
| SHA512 | 3911fdca625a6e2d7a93ce6a6950662ea0c54e00fe22db125f481a722abf38346198f4da4fa6b28ba8de49f821c9ecaeee1d72355da0c4b22d19d3f11e522081 |
C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Tiizeasb.lnk
| MD5 | 3a3000d57678379aa489f265a83e756a |
| SHA1 | e0c0808ec8aac5fc4ee332c5f1b6c8f36df122c5 |
| SHA256 | 49655116005ef387be78dfb795ffbda2099628d41cda52bd6a8cce0e5b53a3e2 |
| SHA512 | 3fb876fc0d21777fb44bca47a5276e272ba77add85eb10750762d0d47a4fbf27dc101054b163b3a5068c4f0013881ba8391f192b3385fbe22f46a6f8fad9dbaa |
memory/1196-154-0x0000000077836000-0x0000000077837000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\tRPG\TAPI32.dll
| MD5 | 59c69ac77b5b23272ad1c5a519e975c1 |
| SHA1 | 298623e697cbfa58f42189ebe6b3bd8e46f9dc4f |
| SHA256 | d5ba1c31bc9349a1beb26e9bb8514e72ebef33e832652e967e70d6908369917e |
| SHA512 | 1c0501dc6a7244297c3bc836877d6c431aa92489b4d3b2bf0a673c853b692fafb4b76ceffc8b2bd4020378b527b17e30d2d28f7d4513344fa89a63b454af7d7d |
C:\Users\Admin\AppData\Roaming\Identities\{12BBF4E7-85A6-4BA8-A5EE-FE066C096AAA}\uMeBeaNo\Secur32.dll
| MD5 | e47c3bf772a9e166d0efcc7a2b773948 |
| SHA1 | 608064457070558cc2ac2a0c153063404a5b2476 |
| SHA256 | 7fbebc65a0862b1c55ac75834889af59d3a0e52c22f98e3c485c58fff065099c |
| SHA512 | 1eea06513945ca8c2e175cb4467e57eac64b61c23c233aaeded122ee2c69d19f4b711d1e5f0f898eba6f5fb579df83cf2dedb5940ebab69f334d49cae02c4da2 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Network Shortcuts\S4jq0LQt\slc.dll
| MD5 | 155aa92eb6f52ff8e122fac59c1ba5f4 |
| SHA1 | 15050ddf61d0d2d7ce1b30788371efadc9b5f3f7 |
| SHA256 | 19ff31795a08be775ba1d76ee9ebd62b8220ea88dcd7765947addd79c59faca2 |
| SHA512 | 3af67176561cc365a2af3ffd13423333ac1ac73d753251dda388c96cf2ce29963610a9958a5a853f70a36511c7e6596eeab1dcaa25008dccfac3416f75f8d83c |
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-31 12:48
Reported
2024-01-04 17:06
Platform
win10v2004-20231215-en
Max time kernel
166s
Max time network
174s
Command Line
Signatures
Dridex
Dridex Shellcode
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\4WtrYaC\msdt.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\reOHiGHaP\BdeUISrv.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\A50Dt\WindowsActionDialog.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\4WtrYaC\msdt.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\reOHiGHaP\BdeUISrv.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\A50Dt\WindowsActionDialog.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gdfgjdhwrlpouj = "C:\\Users\\Admin\\AppData\\Roaming\\MICROS~1\\Windows\\STARTM~1\\Programs\\ACCESS~2\\s4\\BdeUISrv.exe" | N/A | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Windows\system32\rundll32.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\4WtrYaC\msdt.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\reOHiGHaP\BdeUISrv.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\A50Dt\WindowsActionDialog.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | N/A | N/A |
| Token: SeCreatePagefilePrivilege | N/A | N/A | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3500 wrote to memory of 1044 | N/A | N/A | C:\Windows\system32\msdt.exe |
| PID 3500 wrote to memory of 1044 | N/A | N/A | C:\Windows\system32\msdt.exe |
| PID 3500 wrote to memory of 4492 | N/A | N/A | C:\Users\Admin\AppData\Local\4WtrYaC\msdt.exe |
| PID 3500 wrote to memory of 4492 | N/A | N/A | C:\Users\Admin\AppData\Local\4WtrYaC\msdt.exe |
| PID 3500 wrote to memory of 2832 | N/A | N/A | C:\Windows\system32\BdeUISrv.exe |
| PID 3500 wrote to memory of 2832 | N/A | N/A | C:\Windows\system32\BdeUISrv.exe |
| PID 3500 wrote to memory of 1764 | N/A | N/A | C:\Users\Admin\AppData\Local\reOHiGHaP\BdeUISrv.exe |
| PID 3500 wrote to memory of 1764 | N/A | N/A | C:\Users\Admin\AppData\Local\reOHiGHaP\BdeUISrv.exe |
| PID 3500 wrote to memory of 4756 | N/A | N/A | C:\Windows\system32\WindowsActionDialog.exe |
| PID 3500 wrote to memory of 4756 | N/A | N/A | C:\Windows\system32\WindowsActionDialog.exe |
| PID 3500 wrote to memory of 3520 | N/A | N/A | C:\Users\Admin\AppData\Local\A50Dt\WindowsActionDialog.exe |
| PID 3500 wrote to memory of 3520 | N/A | N/A | C:\Users\Admin\AppData\Local\A50Dt\WindowsActionDialog.exe |
Uses Task Scheduler COM API
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\36aef32a8008ab32d1cced77f292c95f.dll,#1
C:\Windows\system32\msdt.exe
C:\Windows\system32\msdt.exe
C:\Users\Admin\AppData\Local\4WtrYaC\msdt.exe
C:\Users\Admin\AppData\Local\4WtrYaC\msdt.exe
C:\Windows\system32\BdeUISrv.exe
C:\Windows\system32\BdeUISrv.exe
C:\Users\Admin\AppData\Local\reOHiGHaP\BdeUISrv.exe
C:\Users\Admin\AppData\Local\reOHiGHaP\BdeUISrv.exe
C:\Windows\system32\WindowsActionDialog.exe
C:\Windows\system32\WindowsActionDialog.exe
C:\Users\Admin\AppData\Local\A50Dt\WindowsActionDialog.exe
C:\Users\Admin\AppData\Local\A50Dt\WindowsActionDialog.exe
Network
| Country | Destination | Domain | Proto |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 5.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 16.234.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 40.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.65.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/1016-1-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1016-0-0x000001DF0BCD0000-0x000001DF0BCD7000-memory.dmp
memory/3500-5-0x00007FF8E006A000-0x00007FF8E006B000-memory.dmp
memory/3500-4-0x0000000002580000-0x0000000002581000-memory.dmp
memory/3500-7-0x0000000140000000-0x0000000140249000-memory.dmp
memory/1016-9-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-10-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-11-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-12-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-8-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-13-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-14-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-15-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-16-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-17-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-18-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-19-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-20-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-21-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-22-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-23-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-24-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-25-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-26-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-27-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-28-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-29-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-30-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-32-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-31-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-34-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-33-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-35-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-36-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-37-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-38-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-39-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-41-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-40-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-42-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-43-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-44-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-45-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-46-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-47-0x0000000000A70000-0x0000000000A77000-memory.dmp
memory/3500-54-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-55-0x00007FF8E0A60000-0x00007FF8E0A70000-memory.dmp
memory/3500-64-0x0000000140000000-0x0000000140249000-memory.dmp
memory/3500-66-0x0000000140000000-0x0000000140249000-memory.dmp
C:\Users\Admin\AppData\Local\4WtrYaC\msdt.exe
| MD5 | 992c3f0cc8180f2f51156671e027ae75 |
| SHA1 | 942ec8c2ccfcacd75a1cd86cbe8873aee5115e29 |
| SHA256 | 6859d1b5d1beaa2985b298f3fcee67f0aac747687a9dec2b4376585e99e9756f |
| SHA512 | 1f1b8d39e29274cfc87a9ef1510adb9c530086a421c121523376731c8933c6e234e9146310d3767ce888a8dce7a5713221f4d25e5b7b6398d06ae2be2b99eadf |
C:\Users\Admin\AppData\Local\4WtrYaC\UxTheme.dll
| MD5 | 2fde65f589335c221efd76f5be950a28 |
| SHA1 | eb880880c91d23fc9776199891fd065ae6eaf236 |
| SHA256 | caea3d63d624bf3506709e33948d62cd24617a81671d5e0bd76db449a52a8674 |
| SHA512 | 936217fab92526ccd1f6202179103b6bca6ab40d5b7b5758a59d5c624a77486e3accf5b44a85f5526c1e655eeb4771a037888f00075d6f1c39ebe6e5562e5dee |
memory/4492-76-0x0000028987000000-0x0000028987007000-memory.dmp
memory/4492-75-0x0000000140000000-0x000000014024A000-memory.dmp
memory/4492-81-0x0000000140000000-0x000000014024A000-memory.dmp
C:\Users\Admin\AppData\Local\reOHiGHaP\BdeUISrv.exe
| MD5 | 8595075667ff2c9a9f9e2eebc62d8f53 |
| SHA1 | c48b54e571f05d4e21d015bb3926c2129f19191a |
| SHA256 | 20b05c77f898be08737082e969b39f54fa39753c8c0a06142eb7ad5e0764a2db |
| SHA512 | 080dbcdd9234c07efe6cea4919ffa305fdc381ccebed9d1020dd6551b54e20e52387e62a344502fa4a85249defd0f9b506528b8dd34675bc9f51f664b8fc4d88 |
C:\Users\Admin\AppData\Local\reOHiGHaP\WTSAPI32.dll
| MD5 | b9cbdcff932e42f507c742ec3c6a6bf5 |
| SHA1 | 5c862c4979bd33e1803d89215e0ab9c34f739d41 |
| SHA256 | c6848f7fa0e15201b499030bedf6c11361870e913b95d8ef9b6262e08c8e48dc |
| SHA512 | b5e279bbb9458d3d7cd5a71b68dff1f17ecc315f70d009d0607a86aeec287343dc8809ba2139539597a3f3ae8c9b23e433d4be1de025ddb70d70ea62ff6b3853 |
memory/1764-93-0x0000020C67180000-0x0000020C67187000-memory.dmp
C:\Users\Admin\AppData\Local\A50Dt\WindowsActionDialog.exe
| MD5 | 73c523b6556f2dc7eefc662338d66f8d |
| SHA1 | 1e6f9a1d885efa4d76f1e7a8be2e974f2b65cea5 |
| SHA256 | 0c6397bfbcd7b1fcefb6de01a506578e36651725a61078c69708f1f92c41ea31 |
| SHA512 | 69d0f23d1abaad657dd4672532936ef35f0e9d443caf9e19898017656a66ed46e75e7e05261c7e7636799c58feccd01dc93975d6a598cbb73242ddb48c6ec912 |
C:\Users\Admin\AppData\Local\A50Dt\DUI70.dll
| MD5 | 719f2b25b9c6c7758bde0da6facf2b7e |
| SHA1 | 6ba192dc6880346bf1f92d2cfa6ba96ed03eab21 |
| SHA256 | a363a304c762f9b863fcbddda0a95f24484b2b59c7a3ef386632f7089c2ec33f |
| SHA512 | dcf06a6096d00326af505617a31f9b5798854dd235d8a8ee45ce7838e90761514ca060e3751a9ba2f688565777f4b87602fe76b2b9e80fc545a81b42a345e1c3 |
memory/3520-110-0x0000026D669A0000-0x0000026D669A7000-memory.dmp
C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Btpzaqnqvnv.lnk
| MD5 | 97622b8984c34f15ead791cf33c8effb |
| SHA1 | b94baddd9a76e4391839aa8e7e9bb837363e6117 |
| SHA256 | f414615196cd5c8abbf72b51c449d63af9347091d0f83f19ceaf409de7a05a19 |
| SHA512 | c277f09f6b4a2f3ad44e641f45cd064b117f6c2b9989f5a22f6a4663ec6c228499619c1b305a00f60eb66f0d49740f5229f86e5c8025f09cb149d7f4878800ee |