Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-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 4 IoCs
Processes:
resource yara_rule behavioral2/memory/3156-47-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/3156-49-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/3156-45-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral2/memory/3156-56-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
4080b8a70da9f1a203e703a8a83061d0_NEAS.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 3632 csrsll.exe 3676 csrsll.exe 3156 csrsll.exe -
Processes:
resource yara_rule behavioral2/memory/4172-5-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4172-7-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4172-8-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/4172-11-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3156-47-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3156-49-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/4172-54-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3156-45-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3156-44-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3156-39-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral2/memory/3676-55-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral2/memory/3156-56-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\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 4048 set thread context of 4172 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 3632 set thread context of 3676 3632 csrsll.exe csrsll.exe PID 3632 set thread context of 3156 3632 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 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe Token: SeDebugPrivilege 3676 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
4080b8a70da9f1a203e703a8a83061d0_NEAS.exe4080b8a70da9f1a203e703a8a83061d0_NEAS.execsrsll.execsrsll.exepid process 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4172 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 3632 csrsll.exe 3676 csrsll.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
4080b8a70da9f1a203e703a8a83061d0_NEAS.exe4080b8a70da9f1a203e703a8a83061d0_NEAS.execmd.execsrsll.exedescription pid process target process PID 4048 wrote to memory of 4172 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 4048 wrote to memory of 4172 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 4048 wrote to memory of 4172 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 4048 wrote to memory of 4172 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 4048 wrote to memory of 4172 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 4048 wrote to memory of 4172 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 4048 wrote to memory of 4172 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 4048 wrote to memory of 4172 4048 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe PID 4172 wrote to memory of 2388 4172 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe cmd.exe PID 4172 wrote to memory of 2388 4172 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe cmd.exe PID 4172 wrote to memory of 2388 4172 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe cmd.exe PID 2388 wrote to memory of 2080 2388 cmd.exe reg.exe PID 2388 wrote to memory of 2080 2388 cmd.exe reg.exe PID 2388 wrote to memory of 2080 2388 cmd.exe reg.exe PID 4172 wrote to memory of 3632 4172 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe csrsll.exe PID 4172 wrote to memory of 3632 4172 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe csrsll.exe PID 4172 wrote to memory of 3632 4172 4080b8a70da9f1a203e703a8a83061d0_NEAS.exe csrsll.exe PID 3632 wrote to memory of 3676 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3676 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3676 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3676 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3676 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3676 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3676 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3676 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3156 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3156 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3156 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3156 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3156 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3156 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3156 3632 csrsll.exe csrsll.exe PID 3632 wrote to memory of 3156 3632 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:4048 -
C:\Users\Admin\AppData\Local\Temp\4080b8a70da9f1a203e703a8a83061d0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\4080b8a70da9f1a203e703a8a83061d0_NEAS.exe"2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4172 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\JFERH.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:2388 -
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:2080 -
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:3632 -
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:3676 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
PID:3156
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
MD587f5becce14bfc21bd532610cdec9bdb
SHA1ff954dfe2fa099a4504bc57ae80f3c346f483ca7
SHA256eeb6a2bfa7a379f127044dc4b6874967532f515e61aa7830e173460978678619
SHA512b388fd1d3b50447042d4cbef8936facce0d91a9c2178e47aaf0bc573fb857cba74f5a40e7d6f57c290a8bb6cb5dde8021bcfec1b3864adb59d06b84aefad4e37