Analysis
- max time kernel
149s - max time network
95s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
04/04/2024, 18:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe
Resource
win7-20231129-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe
- Size 69KB
- Sample240404-wt21asee2t
- SHA256 0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da
- MD5 1ebcc5fce40c4e27ad050b0c832c2897
- SHA1 33558fe5d893f88bcca2b9aad032b87d3308effb
- SHA512 7c7b2c62ade6754b9e216d2cecfa5b6b00b885fcb062465d33f144f9c5d2cc32f024d85ce8923da44f31513072d93e2207d6d593d3e09bb72651f84635c6137d
- SSDEEP 1536:xyGioEFhlmSUO4tss7GwZyC27cdtdoqDbAPfMzETC7fYJJgISHgi:p8VmSB4tss7GwZyCtNZO0zH2gBJ
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" dhudeas-ecur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" dhudeas-ecur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" dhudeas-ecur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" dhudeas-ecur.exe - Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4C514844-4150-5a4b-4C51-484441505a4b} dhudeas-ecur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4C514844-4150-5a4b-4C51-484441505a4b}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" dhudeas-ecur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4C514844-4150-5a4b-4C51-484441505a4b}\IsInstalled = "1" dhudeas-ecur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4C514844-4150-5a4b-4C51-484441505a4b}\StubPath = "C:\\Windows\\system32\\akfurap.exe" dhudeas-ecur.exe - Sets file execution options in registry 2 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe dhudeas-ecur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" dhudeas-ecur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\evbisiv-iceas.exe" dhudeas-ecur.exe - Executes dropped EXE 2 IoCs
pid Process 2924 dhudeas-ecur.exe 2656 dhudeas-ecur.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" dhudeas-ecur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" dhudeas-ecur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" dhudeas-ecur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" dhudeas-ecur.exe - Modifies WinLogon 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} dhudeas-ecur.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify dhudeas-ecur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" dhudeas-ecur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\indeanur.dll" dhudeas-ecur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" dhudeas-ecur.exe - Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\evbisiv-iceas.exe dhudeas-ecur.exe File opened for modification C:\Windows\SysWOW64\akfurap.exe dhudeas-ecur.exe File opened for modification C:\Windows\SysWOW64\indeanur.dll dhudeas-ecur.exe File opened for modification C:\Windows\SysWOW64\dhudeas-ecur.exe 0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe File created C:\Windows\SysWOW64\dhudeas-ecur.exe 0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe File opened for modification C:\Windows\SysWOW64\evbisiv-iceas.exe dhudeas-ecur.exe File created C:\Windows\SysWOW64\akfurap.exe dhudeas-ecur.exe File created C:\Windows\SysWOW64\indeanur.dll dhudeas-ecur.exe File opened for modification C:\Windows\SysWOW64\dhudeas-ecur.exe dhudeas-ecur.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2656 dhudeas-ecur.exe 2656 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe 2924 dhudeas-ecur.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2924 dhudeas-ecur.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4900 wrote to memory of 2924 4900 0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe 85 PID 4900 wrote to memory of 2924 4900 0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe 85 PID 4900 wrote to memory of 2924 4900 0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe 85 PID 2924 wrote to memory of 2656 2924 dhudeas-ecur.exe 86 PID 2924 wrote to memory of 2656 2924 dhudeas-ecur.exe 86 PID 2924 wrote to memory of 2656 2924 dhudeas-ecur.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe"C:\Users\Admin\AppData\Local\Temp\0476b6de3474d70baf13cd8971d79883232050135f69730c5d0b427ea8c789da.exe"1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\SysWOW64\dhudeas-ecur.exe"C:\Windows\SysWOW64\dhudeas-ecur.exe"2⤵
- Windows security bypass
- Modifies Installed Components in the registry
- Sets file execution options in registry
- Executes dropped EXE
- Windows security modification
- Modifies WinLogon
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2924 -
C:\Windows\SysWOW64\dhudeas-ecur.exeùù¿çç¤3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2656
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\akfurap.exe
- Size 69KB
- SHA256 f2435e1037f92d26682de13fbce9f43e57ee980af21dcc55043bdab64a677461
- MD5 32d1018ef4d8edf8151da8881d49427d
- SHA1 28e4367484a198671bc1af73917b42d24e57d971
- SHA512 c7e5fab9b95037a009de4bfa6da7d849a548e4cc185954f3cfedb682aaf5f18194e772bf420bfc991632bd4752fdd0f2d97f9efe5428d6845d287faa252a4fcc
- SSDEEP 1536:x2cYcEzIdxUTU6p3LG36Y804K9D8tcdRS8G11IM3DTqKcF:UA7lEy3p4KicdI8dzF
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\dhudeas-ecur.exe
- Size 67KB
- SHA256 e2a52593c1ee25a852823cced3b5f421401f404e2fd1ce31719c98da76f8b2f4
- MD5 17433597763c203fdc653c263f9af226
- SHA1 1f47402935d9ac84f16bdffa894823f141c2f527
- SHA512 f3c1ccb43870a15d65e4d7bfde116b580d10f3c656c69acb3fdac645d795e4ba3717fa4a7f0b2bbfccd34fc002c16414d140ebc5d46c644bb4f6c758c6868dae
- SSDEEP 1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1swW:ulg35GTslA5t3UwW
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\evbisiv-iceas.exe
- Size 70KB
- SHA256 7f8a0abf481000ef85b8a8cb40c378352ea38faf8c21a890860d4bcd1bae6272
- MD5 5cfd60f679e535dc9e0cb5ff5d80680f
- SHA1 b5ac7be2a4dd2ea36db66fcd5c650c664627a272
- SHA512 2809fcd0522c33189dca5cdcb392b03a7ed8b434d34bd45337a44e48ffc601e2ba72a4d19047b2fe55a3fd073cc0f60f8dfdf5b89c4cf240594fae589455983f
- SSDEEP 1536:10Qy//HYGZ75/51snN/sTJMj+wiOAQYcnKfO3eU:fy//d5/51oN/QKjiOAjG3eU
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\indeanur.dll
- Size 5KB
- SHA256 76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
- MD5 f37b21c00fd81bd93c89ce741a88f183
- SHA1 b2796500597c68e2f5638e1101b46eaf32676c1c
- SHA512 252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4
- SSDEEP 48:6/bHgJ2GVhcus1lli4NbE2eMGjofSA8YDITcSd3MA3MMIv0BvcvXQ3:yAJ2G6Vx5EUGU6wIASdcAcHvA3
- MD5 SHA1 SHA512 SSDEEP