Analysis
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max time kernel
119s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 09:13
Behavioral task
behavioral1
Sample
1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe
Resource
win10v2004-20241007-en
General
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Target
1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe
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Size
90KB
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MD5
aa6a4109c63766e87fd6c568e34540d0
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SHA1
34511f01c7a6109e60b09ddd1cdb44ca2c11442b
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SHA256
1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6
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SHA512
a3d02d62c8f67923ee54d4443efaf4dea5b1497e82e1c488f52063c5b35f60d50c3f6a2cd69b6fbe6e325c8a8640bcb1b4a2d307e544c7385d647acb4b2898b6
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDf:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3t
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 family
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ModiLoader Second Stage 1 IoCs
resource yara_rule behavioral1/memory/1336-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1928 csrsll.exe 1116 csrsll.exe 1336 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1996 set thread context of 648 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 30 PID 1928 set thread context of 1116 1928 csrsll.exe 35 PID 1928 set thread context of 1336 1928 csrsll.exe 36 -
resource yara_rule behavioral1/memory/1996-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/648-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/648-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/648-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/648-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1996-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/648-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/648-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1996-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/648-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000b000000012263-134.dat upx behavioral1/memory/1996-154-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/648-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1928-227-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1928-252-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1336-257-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/648-255-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1116-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1336-263-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe Token: SeDebugPrivilege 1116 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 1928 csrsll.exe 1116 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1996 wrote to memory of 648 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 30 PID 1996 wrote to memory of 648 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 30 PID 1996 wrote to memory of 648 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 30 PID 1996 wrote to memory of 648 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 30 PID 1996 wrote to memory of 648 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 30 PID 1996 wrote to memory of 648 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 30 PID 1996 wrote to memory of 648 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 30 PID 1996 wrote to memory of 648 1996 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 30 PID 648 wrote to memory of 2744 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 31 PID 648 wrote to memory of 2744 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 31 PID 648 wrote to memory of 2744 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 31 PID 648 wrote to memory of 2744 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 31 PID 2744 wrote to memory of 2852 2744 cmd.exe 33 PID 2744 wrote to memory of 2852 2744 cmd.exe 33 PID 2744 wrote to memory of 2852 2744 cmd.exe 33 PID 2744 wrote to memory of 2852 2744 cmd.exe 33 PID 648 wrote to memory of 1928 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 34 PID 648 wrote to memory of 1928 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 34 PID 648 wrote to memory of 1928 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 34 PID 648 wrote to memory of 1928 648 1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe 34 PID 1928 wrote to memory of 1116 1928 csrsll.exe 35 PID 1928 wrote to memory of 1116 1928 csrsll.exe 35 PID 1928 wrote to memory of 1116 1928 csrsll.exe 35 PID 1928 wrote to memory of 1116 1928 csrsll.exe 35 PID 1928 wrote to memory of 1116 1928 csrsll.exe 35 PID 1928 wrote to memory of 1116 1928 csrsll.exe 35 PID 1928 wrote to memory of 1116 1928 csrsll.exe 35 PID 1928 wrote to memory of 1116 1928 csrsll.exe 35 PID 1928 wrote to memory of 1336 1928 csrsll.exe 36 PID 1928 wrote to memory of 1336 1928 csrsll.exe 36 PID 1928 wrote to memory of 1336 1928 csrsll.exe 36 PID 1928 wrote to memory of 1336 1928 csrsll.exe 36 PID 1928 wrote to memory of 1336 1928 csrsll.exe 36 PID 1928 wrote to memory of 1336 1928 csrsll.exe 36 PID 1928 wrote to memory of 1336 1928 csrsll.exe 36 PID 1928 wrote to memory of 1336 1928 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe"C:\Users\Admin\AppData\Local\Temp\1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Users\Admin\AppData\Local\Temp\1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe"C:\Users\Admin\AppData\Local\Temp\1a5d96a0023397cbc27b3f824247f572e01507ded594d55c5f5e920350637ba6N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:648 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\VHFJE.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744 -
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
- System Location Discovery: System Language Discovery
PID:2852
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C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1116
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C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1336
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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
MD574360af9491d7388404aea88704161fe
SHA12aa08f0ba9b4926c1bb53c17cb7d7c3060deeb79
SHA256e0f9402868a4b8e3aef9944b96072d8a181ec7609ee965e29b4d78d7aa2f665c
SHA512d62a55d222df8d61368e0ba10ff4ff4ee8bfaac16c74dc384d92a32567ce4de41744dd21c6b15a851fd9e364331192095f44f117177e6879d6eb58f1986b574b