Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
16-12-2024 05:36
Behavioral task
behavioral1
Sample
2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe
Resource
win10v2004-20241007-en
General
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Target
2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe
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Size
90KB
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MD5
e199afa639910afe314b060f72d08100
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SHA1
46f63eb8d799580b61918cf4e49f9331c4d6b122
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SHA256
2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48
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SHA512
42e7672b34de33fd0cb2c4fa3a7efad7f9f7abdf2fddf0022997a2adb8f9e23c91ac7744040ca89b0221e15b05ff9ad31355e08fd4564c8f79b7fc95a2b70e62
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDU:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3W
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/2604-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 3000 csrsll.exe 960 csrsll.exe 2604 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\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 1988 set thread context of 2644 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 30 PID 3000 set thread context of 960 3000 csrsll.exe 36 PID 3000 set thread context of 2604 3000 csrsll.exe 37 -
resource yara_rule behavioral1/memory/1988-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1988-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1988-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2644-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2644-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1988-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2644-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2644-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1988-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1988-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1988-70-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2644-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2644-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2644-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0009000000016cc4-145.dat upx behavioral1/memory/3000-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2644-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3000-214-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2644-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3000-257-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2604-252-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/960-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2604-264-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 3000 csrsll.exe 960 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1988 wrote to memory of 2644 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 30 PID 1988 wrote to memory of 2644 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 30 PID 1988 wrote to memory of 2644 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 30 PID 1988 wrote to memory of 2644 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 30 PID 1988 wrote to memory of 2644 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 30 PID 1988 wrote to memory of 2644 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 30 PID 1988 wrote to memory of 2644 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 30 PID 1988 wrote to memory of 2644 1988 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 30 PID 2644 wrote to memory of 2884 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 32 PID 2644 wrote to memory of 2884 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 32 PID 2644 wrote to memory of 2884 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 32 PID 2644 wrote to memory of 2884 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 32 PID 2884 wrote to memory of 2964 2884 cmd.exe 34 PID 2884 wrote to memory of 2964 2884 cmd.exe 34 PID 2884 wrote to memory of 2964 2884 cmd.exe 34 PID 2884 wrote to memory of 2964 2884 cmd.exe 34 PID 2644 wrote to memory of 3000 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 35 PID 2644 wrote to memory of 3000 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 35 PID 2644 wrote to memory of 3000 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 35 PID 2644 wrote to memory of 3000 2644 2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe 35 PID 3000 wrote to memory of 960 3000 csrsll.exe 36 PID 3000 wrote to memory of 960 3000 csrsll.exe 36 PID 3000 wrote to memory of 960 3000 csrsll.exe 36 PID 3000 wrote to memory of 960 3000 csrsll.exe 36 PID 3000 wrote to memory of 960 3000 csrsll.exe 36 PID 3000 wrote to memory of 960 3000 csrsll.exe 36 PID 3000 wrote to memory of 960 3000 csrsll.exe 36 PID 3000 wrote to memory of 960 3000 csrsll.exe 36 PID 3000 wrote to memory of 2604 3000 csrsll.exe 37 PID 3000 wrote to memory of 2604 3000 csrsll.exe 37 PID 3000 wrote to memory of 2604 3000 csrsll.exe 37 PID 3000 wrote to memory of 2604 3000 csrsll.exe 37 PID 3000 wrote to memory of 2604 3000 csrsll.exe 37 PID 3000 wrote to memory of 2604 3000 csrsll.exe 37 PID 3000 wrote to memory of 2604 3000 csrsll.exe 37 PID 3000 wrote to memory of 2604 3000 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe"C:\Users\Admin\AppData\Local\Temp\2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Users\Admin\AppData\Local\Temp\2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe"C:\Users\Admin\AppData\Local\Temp\2d9d95f5cdd8bc06a7f95191f269bdddc2bca62caf5815256bc33d88c2ec5d48N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2644 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\WTCDO.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2884 -
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:2964
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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:3000 -
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:960
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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:2604
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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
MD5605699d08669616cdb856e7089f68afc
SHA1629394274545e66dfcee8222b5b802883f8d8ec9
SHA256e22abd115ad434863a91322ecc74e627d26b9bd6e315d7015818a370002b2bc2
SHA512136600706a78e404b11ad75bca21f448de3a5507c49845be5c59f33f98d3d34eb01e85dd044479ce318c9f6157f2373d78f1a9d388cc77d554fe120e0c848a19