Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
10-12-2024 06:52
Behavioral task
behavioral1
Sample
2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe
Resource
win10v2004-20241007-en
General
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Target
2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe
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Size
90KB
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MD5
3c208e984ce15417d5bc8150db278dab
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SHA1
bbbc7fb2496f404ae87f43b52a4faca0a53f6c02
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SHA256
2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa
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SHA512
5b6ead3aa66c20c9f5234a235d7b7ba1f3545d062caf8fff257df6ebc1cbfd3feb44ed297dc020691b5e6ea35a0e761de9fbb54139cdc8aed9eef3cc5d28e77f
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDO:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3E
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/876-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2872 csrsll.exe 1732 csrsll.exe 876 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.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 2552 set thread context of 1008 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 31 PID 2872 set thread context of 1732 2872 csrsll.exe 36 PID 2872 set thread context of 876 2872 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2552-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1008-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1008-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2552-101-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1008-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1008-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1008-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1008-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1008-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1008-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000c000000012263-132.dat upx behavioral1/memory/1008-134-0x0000000003310000-0x0000000003363000-memory.dmp upx behavioral1/memory/2872-152-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1008-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2872-249-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/876-259-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1008-258-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2872-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1732-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/876-266-0x0000000000400000-0x0000000000414000-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 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe Token: SeDebugPrivilege 1732 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 2872 csrsll.exe 1732 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2552 wrote to memory of 1008 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 31 PID 2552 wrote to memory of 1008 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 31 PID 2552 wrote to memory of 1008 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 31 PID 2552 wrote to memory of 1008 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 31 PID 2552 wrote to memory of 1008 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 31 PID 2552 wrote to memory of 1008 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 31 PID 2552 wrote to memory of 1008 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 31 PID 2552 wrote to memory of 1008 2552 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 31 PID 1008 wrote to memory of 3052 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 32 PID 1008 wrote to memory of 3052 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 32 PID 1008 wrote to memory of 3052 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 32 PID 1008 wrote to memory of 3052 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 32 PID 3052 wrote to memory of 3012 3052 cmd.exe 34 PID 3052 wrote to memory of 3012 3052 cmd.exe 34 PID 3052 wrote to memory of 3012 3052 cmd.exe 34 PID 3052 wrote to memory of 3012 3052 cmd.exe 34 PID 1008 wrote to memory of 2872 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 35 PID 1008 wrote to memory of 2872 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 35 PID 1008 wrote to memory of 2872 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 35 PID 1008 wrote to memory of 2872 1008 2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe 35 PID 2872 wrote to memory of 1732 2872 csrsll.exe 36 PID 2872 wrote to memory of 1732 2872 csrsll.exe 36 PID 2872 wrote to memory of 1732 2872 csrsll.exe 36 PID 2872 wrote to memory of 1732 2872 csrsll.exe 36 PID 2872 wrote to memory of 1732 2872 csrsll.exe 36 PID 2872 wrote to memory of 1732 2872 csrsll.exe 36 PID 2872 wrote to memory of 1732 2872 csrsll.exe 36 PID 2872 wrote to memory of 1732 2872 csrsll.exe 36 PID 2872 wrote to memory of 876 2872 csrsll.exe 37 PID 2872 wrote to memory of 876 2872 csrsll.exe 37 PID 2872 wrote to memory of 876 2872 csrsll.exe 37 PID 2872 wrote to memory of 876 2872 csrsll.exe 37 PID 2872 wrote to memory of 876 2872 csrsll.exe 37 PID 2872 wrote to memory of 876 2872 csrsll.exe 37 PID 2872 wrote to memory of 876 2872 csrsll.exe 37 PID 2872 wrote to memory of 876 2872 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe"C:\Users\Admin\AppData\Local\Temp\2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Users\Admin\AppData\Local\Temp\2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe"C:\Users\Admin\AppData\Local\Temp\2f3331c57ab433e495e53bceaf3950c8387d8b62c5abbf60348ba94f00a0f3aa.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1008 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\MANYV.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:3012
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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:2872 -
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:1732
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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:876
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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
MD53598539d9c9c7d18e986fe06c9ad7b8c
SHA1b2e42c4328cc329ce51dc9395d0f06bfce96c922
SHA2566f3d97419a6aadcb36cfc40a7dde7b8c2ff5ccfa82ee081d3073c062e353e3a7
SHA512d2da24352dde20f13ccaaa50448b09f60fc9091c2495d0ce95c7dac814100f9f5b146bd463de217569554c7719dc37bfd8784982bbf37e3828b977b036b8447e