Analysis
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max time kernel
149s -
max time network
27s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
20-12-2024 05:28
Behavioral task
behavioral1
Sample
ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe
Resource
win10v2004-20241007-en
General
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Target
ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe
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Size
90KB
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MD5
7426c44f03f4f348dccc35c7c92d377f
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SHA1
baa65a58514e1d3339366c17253c16e361cc4bec
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SHA256
ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79
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SHA512
01dd6c4976edc012b6461d2ae47dfc68be1a8cbbfad58181ba446bce4972bb9c7e18dcfcd3ab6f9f2938813b6e973590568b4e0afad262f03c2ef0a744fbdeae
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDi:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3o
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/2724-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 3060 csrsll.exe 1668 csrsll.exe 2724 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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 3000 set thread context of 568 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 30 PID 3060 set thread context of 1668 3060 csrsll.exe 35 PID 3060 set thread context of 2724 3060 csrsll.exe 36 -
resource yara_rule behavioral1/memory/3000-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3000-18-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3000-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/568-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/568-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/568-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3000-86-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/568-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/568-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3000-107-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3000-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3000-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3000-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3000-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3000-74-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/568-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/568-112-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/568-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x00080000000120fc-139.dat upx behavioral1/memory/568-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3060-227-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3060-226-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2724-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/568-258-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3060-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1668-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2724-265-0x0000000000400000-0x0000000000414000-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 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.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 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe Token: SeDebugPrivilege 1668 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 3060 csrsll.exe 1668 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3000 wrote to memory of 568 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 30 PID 3000 wrote to memory of 568 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 30 PID 3000 wrote to memory of 568 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 30 PID 3000 wrote to memory of 568 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 30 PID 3000 wrote to memory of 568 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 30 PID 3000 wrote to memory of 568 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 30 PID 3000 wrote to memory of 568 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 30 PID 3000 wrote to memory of 568 3000 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 30 PID 568 wrote to memory of 3052 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 31 PID 568 wrote to memory of 3052 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 31 PID 568 wrote to memory of 3052 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 31 PID 568 wrote to memory of 3052 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 31 PID 3052 wrote to memory of 1980 3052 cmd.exe 33 PID 3052 wrote to memory of 1980 3052 cmd.exe 33 PID 3052 wrote to memory of 1980 3052 cmd.exe 33 PID 3052 wrote to memory of 1980 3052 cmd.exe 33 PID 568 wrote to memory of 3060 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 34 PID 568 wrote to memory of 3060 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 34 PID 568 wrote to memory of 3060 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 34 PID 568 wrote to memory of 3060 568 ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe 34 PID 3060 wrote to memory of 1668 3060 csrsll.exe 35 PID 3060 wrote to memory of 1668 3060 csrsll.exe 35 PID 3060 wrote to memory of 1668 3060 csrsll.exe 35 PID 3060 wrote to memory of 1668 3060 csrsll.exe 35 PID 3060 wrote to memory of 1668 3060 csrsll.exe 35 PID 3060 wrote to memory of 1668 3060 csrsll.exe 35 PID 3060 wrote to memory of 1668 3060 csrsll.exe 35 PID 3060 wrote to memory of 1668 3060 csrsll.exe 35 PID 3060 wrote to memory of 2724 3060 csrsll.exe 36 PID 3060 wrote to memory of 2724 3060 csrsll.exe 36 PID 3060 wrote to memory of 2724 3060 csrsll.exe 36 PID 3060 wrote to memory of 2724 3060 csrsll.exe 36 PID 3060 wrote to memory of 2724 3060 csrsll.exe 36 PID 3060 wrote to memory of 2724 3060 csrsll.exe 36 PID 3060 wrote to memory of 2724 3060 csrsll.exe 36 PID 3060 wrote to memory of 2724 3060 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe"C:\Users\Admin\AppData\Local\Temp\ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Users\Admin\AppData\Local\Temp\ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe"C:\Users\Admin\AppData\Local\Temp\ab7c3007581704138fbc4961d95fbb779c6ee52a1f4408dc3bbc8b64b1abed79.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:568 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\NLKOB.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3052 -
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:1980
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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:3060 -
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:1668
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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:2724
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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
MD5a97c5b08e974df07aa4e0f7e577a8ae4
SHA16fde6b9eafbd441fcc0395fe23befa9181ba9de0
SHA2563169db9a6d498ba77481667f413771a6646720696a02e7c32070ce4c9151c50a
SHA5122aa2ca179a1360ebf5d009f93affc1fea571aeebac009046d0e5b9a203e50f7f5fb4889bad98f1cac029a04f199bc555113212bc586a55c2600f327d7d7b6dbf