Analysis
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max time kernel
119s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-12-2024 04:16
Behavioral task
behavioral1
Sample
50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe
Resource
win10v2004-20241007-en
General
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Target
50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe
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Size
90KB
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MD5
d843ee4f7c656400db469b2f4548ab40
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SHA1
91c3fd3b5b2fc97f449fd7c41c875d73a37cd5a7
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SHA256
50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354
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SHA512
0671deed4a357ad5a2d768be258ae0dd790ea02d674b00c8239dd5867c2d2bfa6af2596d5166245a127e17cc27e9afdd96b499b4bdeaeb043f382f68619f7a46
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDu:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3M
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 2 IoCs
resource yara_rule behavioral1/memory/620-256-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/620-260-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 3016 csrsll.exe 604 csrsll.exe 620 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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 2416 set thread context of 2044 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 31 PID 3016 set thread context of 604 3016 csrsll.exe 36 PID 3016 set thread context of 620 3016 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2416-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2416-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2416-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2416-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2044-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2044-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2416-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2044-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2416-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2044-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2044-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2044-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2416-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2416-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2416-89-0x0000000000090000-0x0000000000190000-memory.dmp upx behavioral1/files/0x000a000000015cdd-134.dat upx behavioral1/memory/2044-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3016-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/620-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2044-253-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3016-249-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/604-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/620-260-0x0000000000400000-0x0000000000414000-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 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.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 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe Token: SeDebugPrivilege 604 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 3016 csrsll.exe 604 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2416 wrote to memory of 2044 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 31 PID 2416 wrote to memory of 2044 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 31 PID 2416 wrote to memory of 2044 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 31 PID 2416 wrote to memory of 2044 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 31 PID 2416 wrote to memory of 2044 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 31 PID 2416 wrote to memory of 2044 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 31 PID 2416 wrote to memory of 2044 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 31 PID 2416 wrote to memory of 2044 2416 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 31 PID 2044 wrote to memory of 3048 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 32 PID 2044 wrote to memory of 3048 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 32 PID 2044 wrote to memory of 3048 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 32 PID 2044 wrote to memory of 3048 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 32 PID 3048 wrote to memory of 2988 3048 cmd.exe 34 PID 3048 wrote to memory of 2988 3048 cmd.exe 34 PID 3048 wrote to memory of 2988 3048 cmd.exe 34 PID 3048 wrote to memory of 2988 3048 cmd.exe 34 PID 2044 wrote to memory of 3016 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 35 PID 2044 wrote to memory of 3016 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 35 PID 2044 wrote to memory of 3016 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 35 PID 2044 wrote to memory of 3016 2044 50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe 35 PID 3016 wrote to memory of 604 3016 csrsll.exe 36 PID 3016 wrote to memory of 604 3016 csrsll.exe 36 PID 3016 wrote to memory of 604 3016 csrsll.exe 36 PID 3016 wrote to memory of 604 3016 csrsll.exe 36 PID 3016 wrote to memory of 604 3016 csrsll.exe 36 PID 3016 wrote to memory of 604 3016 csrsll.exe 36 PID 3016 wrote to memory of 604 3016 csrsll.exe 36 PID 3016 wrote to memory of 604 3016 csrsll.exe 36 PID 3016 wrote to memory of 620 3016 csrsll.exe 37 PID 3016 wrote to memory of 620 3016 csrsll.exe 37 PID 3016 wrote to memory of 620 3016 csrsll.exe 37 PID 3016 wrote to memory of 620 3016 csrsll.exe 37 PID 3016 wrote to memory of 620 3016 csrsll.exe 37 PID 3016 wrote to memory of 620 3016 csrsll.exe 37 PID 3016 wrote to memory of 620 3016 csrsll.exe 37 PID 3016 wrote to memory of 620 3016 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe"C:\Users\Admin\AppData\Local\Temp\50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2416 -
C:\Users\Admin\AppData\Local\Temp\50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe"C:\Users\Admin\AppData\Local\Temp\50255a7b196b25f2d303ad99cbf41c8bffdd3ae8c6670229200fbb68eb4a3354N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\FJXGG.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048 -
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:2988
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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:3016 -
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:604
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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:620
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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
MD5e4bb9b9aed79a6504c92a534b93e9963
SHA1fdf0aabf8b577cc2198228a3a7e972c91bad906e
SHA2563e2bf128b6ec54397a9fd361f093437fe20cae03d7fba57ecbad8892babfd2fb
SHA5121768b32afe36cd76f725da60f1f8abf2a036e05167423f136a608a45dfeedaaa13d493f6a604b1e6fb3aa05849fc4b8f2e68b97f2720d0a353dd94396bf3be1c