Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
07-05-2024 10:28
Static task
static1
Behavioral task
behavioral1
Sample
4080b8a70da9f1a203e703a8a83061d0_NEAS.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
4080b8a70da9f1a203e703a8a83061d0_NEAS.exe
Resource
win10v2004-20240419-en
General
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Target
4080b8a70da9f1a203e703a8a83061d0_NEAS.exe
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Size
308KB
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MD5
4080b8a70da9f1a203e703a8a83061d0
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SHA1
b9c2612e24e7dc5eaf74760058da14657d064d3e
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SHA256
8b7563bd2440c86b026181c0867d0f2604d98df02c379da360411443f3a65b16
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SHA512
f60649556f120fce0e570fd565602ab115267d77042346b20f30bb16a601e8a09ef2a1f49764f8a67240e282e5465f80cf5eafc318f0874dfc81a818209e04fa
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SSDEEP
3072:/c3sBG7mXh7m/zZM3jAbNOM6CNtDCZFL:E3sBz0Z4Mj72F
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/30680-147850-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 93892 csrsll.exe 30444 csrsll.exe 30680 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
4080b8a70da9f1a203e703a8a83061d0_NEAS.exepid process 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe -
Processes:
resource yara_rule behavioral1/memory/93608-73918-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/93608-73921-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/93608-73923-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/93608-73924-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/93608-73925-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/93608-107959-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/30680-147836-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/93608-147843-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/30444-147849-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/30680-147850-0x0000000000400000-0x0000000000414000-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:
4080b8a70da9f1a203e703a8a83061d0_NEAS.execsrsll.exedescription pid process target process PID 2068 set thread context of 93608 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 93892 set thread context of 30444 93892 csrsll.exe csrsll.exe PID 93892 set thread context of 30680 93892 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 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe Token: SeDebugPrivilege 30444 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
4080b8a70da9f1a203e703a8a83061d0_NEAS.exe4080b8a70da9f1a203e703a8a83061d0_NEAS.execsrsll.execsrsll.exepid process 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 93892 csrsll.exe 30444 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
4080b8a70da9f1a203e703a8a83061d0_NEAS.exe4080b8a70da9f1a203e703a8a83061d0_NEAS.execmd.execsrsll.exedescription pid process target process PID 2068 wrote to memory of 93608 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 2068 wrote to memory of 93608 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 2068 wrote to memory of 93608 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 2068 wrote to memory of 93608 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 2068 wrote to memory of 93608 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 2068 wrote to memory of 93608 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 2068 wrote to memory of 93608 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 2068 wrote to memory of 93608 2068 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 93608 wrote to memory of 93784 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe cmd.exe PID 93608 wrote to memory of 93784 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe cmd.exe PID 93608 wrote to memory of 93784 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe cmd.exe PID 93608 wrote to memory of 93784 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe cmd.exe PID 93784 wrote to memory of 93856 93784 cmd.exe reg.exe PID 93784 wrote to memory of 93856 93784 cmd.exe reg.exe PID 93784 wrote to memory of 93856 93784 cmd.exe reg.exe PID 93784 wrote to memory of 93856 93784 cmd.exe reg.exe PID 93608 wrote to memory of 93892 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe csrsll.exe PID 93608 wrote to memory of 93892 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe csrsll.exe PID 93608 wrote to memory of 93892 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe csrsll.exe PID 93608 wrote to memory of 93892 93608 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe csrsll.exe PID 93892 wrote to memory of 30444 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30444 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30444 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30444 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30444 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30444 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30444 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30444 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30680 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30680 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30680 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30680 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30680 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30680 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30680 93892 csrsll.exe csrsll.exe PID 93892 wrote to memory of 30680 93892 csrsll.exe csrsll.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4080b8a70da9f1a203e703a8a83061d0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\4080b8a70da9f1a203e703a8a83061d0_NEAS.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Users\Admin\AppData\Local\Temp\4080b8a70da9f1a203e703a8a83061d0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\4080b8a70da9f1a203e703a8a83061d0_NEAS.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:93608 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\EJXWJ.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:93784 -
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:93856 -
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:93892 -
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:30444 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
PID:30680
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
308KB
MD59db5a51d896630a70cd9d3afa269a1cf
SHA1653473b23a30158ebf47210d508130d473499a19
SHA2569e00d367e685680840395c6d2e7a40722426b5facccffc5c21429c9aee9d6f15
SHA5128623b65aee44872daf87e0082e751c2338dde489ac87eb2a755a1f1414d101f74e5d71ae6f538ba8816cb3df8ac513697d5f4cdb40d470a088b5fc092f2a7619