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
25-12-2024 04:13
Behavioral task
behavioral1
Sample
f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe
Resource
win10v2004-20241007-en
General
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Target
f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe
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Size
90KB
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MD5
64709d9fc11d5ef95aa12a88581baf5e
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SHA1
cc3b45357b755c5c6deba2476f9a61c0b424882f
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SHA256
f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63
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SHA512
bc7cc097d80b5b2184147960822efa18cb6123a095045923918fa2aedf09f70b2ee063627bd815b2a71721df510fca907d0b90a2758204401ee9ddb26522ec4a
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDC:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE34
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/1864-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2928 csrsll.exe 2056 csrsll.exe 1864 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.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 2712 set thread context of 2200 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 30 PID 2928 set thread context of 2056 2928 csrsll.exe 36 PID 2928 set thread context of 1864 2928 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2712-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2712-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2712-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2200-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2712-102-0x00000000004A0000-0x00000000004F3000-memory.dmp upx behavioral1/memory/2712-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2200-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2200-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2712-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2200-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2200-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2200-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2712-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2712-67-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000d000000012244-153.dat upx behavioral1/memory/2200-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2928-217-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2200-216-0x0000000003450000-0x00000000034A3000-memory.dmp upx behavioral1/memory/1864-252-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2928-257-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2200-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2056-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1864-265-0x0000000000400000-0x0000000000414000-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 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.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 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe Token: SeDebugPrivilege 2056 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 2928 csrsll.exe 2056 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2712 wrote to memory of 2200 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 30 PID 2712 wrote to memory of 2200 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 30 PID 2712 wrote to memory of 2200 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 30 PID 2712 wrote to memory of 2200 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 30 PID 2712 wrote to memory of 2200 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 30 PID 2712 wrote to memory of 2200 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 30 PID 2712 wrote to memory of 2200 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 30 PID 2712 wrote to memory of 2200 2712 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 30 PID 2200 wrote to memory of 2796 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 31 PID 2200 wrote to memory of 2796 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 31 PID 2200 wrote to memory of 2796 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 31 PID 2200 wrote to memory of 2796 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 31 PID 2796 wrote to memory of 2728 2796 cmd.exe 33 PID 2796 wrote to memory of 2728 2796 cmd.exe 33 PID 2796 wrote to memory of 2728 2796 cmd.exe 33 PID 2796 wrote to memory of 2728 2796 cmd.exe 33 PID 2200 wrote to memory of 2928 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 34 PID 2200 wrote to memory of 2928 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 34 PID 2200 wrote to memory of 2928 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 34 PID 2200 wrote to memory of 2928 2200 f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe 34 PID 2928 wrote to memory of 2056 2928 csrsll.exe 36 PID 2928 wrote to memory of 2056 2928 csrsll.exe 36 PID 2928 wrote to memory of 2056 2928 csrsll.exe 36 PID 2928 wrote to memory of 2056 2928 csrsll.exe 36 PID 2928 wrote to memory of 2056 2928 csrsll.exe 36 PID 2928 wrote to memory of 2056 2928 csrsll.exe 36 PID 2928 wrote to memory of 2056 2928 csrsll.exe 36 PID 2928 wrote to memory of 2056 2928 csrsll.exe 36 PID 2928 wrote to memory of 1864 2928 csrsll.exe 37 PID 2928 wrote to memory of 1864 2928 csrsll.exe 37 PID 2928 wrote to memory of 1864 2928 csrsll.exe 37 PID 2928 wrote to memory of 1864 2928 csrsll.exe 37 PID 2928 wrote to memory of 1864 2928 csrsll.exe 37 PID 2928 wrote to memory of 1864 2928 csrsll.exe 37 PID 2928 wrote to memory of 1864 2928 csrsll.exe 37 PID 2928 wrote to memory of 1864 2928 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe"C:\Users\Admin\AppData\Local\Temp\f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2712 -
C:\Users\Admin\AppData\Local\Temp\f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe"C:\Users\Admin\AppData\Local\Temp\f2b870dacb9727ba0186d884026aee742a116fd8f665a54e9c9be6f1bbebcd63.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2200 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\JRJSO.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2796 -
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:2728
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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:2928 -
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:2056
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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:1864
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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
MD5004fc528c040a354bd45ea0ee0fd8f28
SHA1aaabe2d6ba921d080cfd04ef98752eb9eb06f381
SHA256d2b0ff2b38d1ebd4b77d920fcaec57037b9109c0b754e4b3f53020d6fe89e81e
SHA512720622f76531d43478a976c62e50577694155723d0a93b4822a4a46066ae2ef7f054fe4d21e2f3f5d361ab05207dd9c12d4d76c2a1dd27b4570ec519b0f384a0