Analysis
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max time kernel
148s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
07-05-2024 05:50
Behavioral task
behavioral1
Sample
7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe
Resource
win10v2004-20240419-en
General
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Target
7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe
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Size
90KB
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MD5
7829dd13c12b5e1cf5de0f0b69e066a0
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SHA1
b353ca4d9889674d39728be21b8e7b24bfdd4c04
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SHA256
e509fff53bbb2ac76ec56dedeef51bee2b1203f4a8564bbeab0803e2fa06946f
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SHA512
fd9e9e41905d34fddc67fa726a273209e59945eca57f5c16f1ba0d5628b89d516d0f39b147972f36f442d9048e4f2b06f05b06bb0e571721b2d0523990d1878a
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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ModiLoader Second Stage 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1712-259-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 2360 csrsll.exe 1660 csrsll.exe 1712 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exepid process 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe -
Processes:
resource yara_rule behavioral1/memory/3012-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3012-101-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2940-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3012-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2940-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3012-94-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2940-92-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-90-0x0000000000400000-0x000000000040B000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/2360-149-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2940-145-0x0000000003480000-0x00000000034D3000-memory.dmp upx behavioral1/memory/2360-237-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1712-243-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2360-249-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2940-253-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1660-258-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1712-259-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.execsrsll.exedescription pid process target process PID 3012 set thread context of 2940 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe PID 2360 set thread context of 1660 2360 csrsll.exe csrsll.exe PID 2360 set thread context of 1712 2360 csrsll.exe csrsll.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
csrsll.exedescription pid process Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe Token: SeDebugPrivilege 1660 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.execsrsll.execsrsll.exepid process 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 2360 csrsll.exe 1660 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.execmd.execsrsll.exedescription pid process target process PID 3012 wrote to memory of 2940 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe PID 3012 wrote to memory of 2940 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe PID 3012 wrote to memory of 2940 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe PID 3012 wrote to memory of 2940 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe PID 3012 wrote to memory of 2940 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe PID 3012 wrote to memory of 2940 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe PID 3012 wrote to memory of 2940 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe PID 3012 wrote to memory of 2940 3012 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe PID 2940 wrote to memory of 2380 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe cmd.exe PID 2940 wrote to memory of 2380 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe cmd.exe PID 2940 wrote to memory of 2380 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe cmd.exe PID 2940 wrote to memory of 2380 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe cmd.exe PID 2380 wrote to memory of 328 2380 cmd.exe reg.exe PID 2380 wrote to memory of 328 2380 cmd.exe reg.exe PID 2380 wrote to memory of 328 2380 cmd.exe reg.exe PID 2380 wrote to memory of 328 2380 cmd.exe reg.exe PID 2940 wrote to memory of 2360 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe csrsll.exe PID 2940 wrote to memory of 2360 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe csrsll.exe PID 2940 wrote to memory of 2360 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe csrsll.exe PID 2940 wrote to memory of 2360 2940 7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe csrsll.exe PID 2360 wrote to memory of 1660 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1660 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1660 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1660 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1660 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1660 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1660 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1660 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1712 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1712 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1712 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1712 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1712 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1712 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1712 2360 csrsll.exe csrsll.exe PID 2360 wrote to memory of 1712 2360 csrsll.exe csrsll.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3012 -
C:\Users\Admin\AppData\Local\Temp\7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\7829dd13c12b5e1cf5de0f0b69e066a0_NEAS.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\IHUBK.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:2380 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f4⤵
- Adds Run key to start application
PID:328 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1660 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
PID:1712
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD5eedbcf0d8674cdf8ce0aed11219e9aa8
SHA1fe9e6fedf679c5a9ec5983507b7c89fb4e9b9e89
SHA256a81d66e81b3dbf9fcf0c36fdd4daa18b5fe26efeba664cd4980f8d6e194477cd
SHA512699f6e11b6e102357c16d87533bca40b5927a4f71ca9c2c3a1a0ac8428c8ccb7c29c64fdcdecf9657532825dac7d281711dd38fe10ae6d6d6476b47bfb1f513b