Analysis
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max time kernel
118s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30-12-2024 14:12
Behavioral task
behavioral1
Sample
cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe
Resource
win10v2004-20241007-en
General
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Target
cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe
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Size
90KB
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MD5
4a70da67f4ce5dca05daf0a32fe99570
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SHA1
40feb0874ab5cafb6e9bc6e53b46b39460589343
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SHA256
cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56
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SHA512
2770304ea6da9e3cdf2d7d0e4ccae11d6dce9544b902ed21fc9d6a30afa28499a08a7f070a857b51e367f129afbad6de600d780a7b6a8dcf7cd5b921cc4f007b
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDZ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3n
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/2156-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/2156-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2008 csrsll.exe 552 csrsll.exe 2156 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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 3036 set thread context of 2648 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 31 PID 2008 set thread context of 552 2008 csrsll.exe 36 PID 2008 set thread context of 2156 2008 csrsll.exe 37 -
resource yara_rule behavioral1/memory/3036-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3036-111-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2648-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2648-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2648-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2648-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2648-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2648-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3036-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3036-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3036-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3036-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3036-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3036-78-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3036-55-0x0000000000290000-0x0000000000390000-memory.dmp upx behavioral1/memory/2648-112-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0009000000015d0e-135.dat upx behavioral1/memory/2648-149-0x00000000027D0000-0x0000000002823000-memory.dmp upx behavioral1/memory/2008-155-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2648-158-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2008-219-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2156-262-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/552-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2648-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2008-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/552-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2156-264-0x0000000000400000-0x0000000000414000-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 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe Token: SeDebugPrivilege 552 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 2008 csrsll.exe 552 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3036 wrote to memory of 2648 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 31 PID 3036 wrote to memory of 2648 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 31 PID 3036 wrote to memory of 2648 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 31 PID 3036 wrote to memory of 2648 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 31 PID 3036 wrote to memory of 2648 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 31 PID 3036 wrote to memory of 2648 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 31 PID 3036 wrote to memory of 2648 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 31 PID 3036 wrote to memory of 2648 3036 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 31 PID 2648 wrote to memory of 1868 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 32 PID 2648 wrote to memory of 1868 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 32 PID 2648 wrote to memory of 1868 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 32 PID 2648 wrote to memory of 1868 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 32 PID 1868 wrote to memory of 2020 1868 cmd.exe 34 PID 1868 wrote to memory of 2020 1868 cmd.exe 34 PID 1868 wrote to memory of 2020 1868 cmd.exe 34 PID 1868 wrote to memory of 2020 1868 cmd.exe 34 PID 2648 wrote to memory of 2008 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 35 PID 2648 wrote to memory of 2008 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 35 PID 2648 wrote to memory of 2008 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 35 PID 2648 wrote to memory of 2008 2648 cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe 35 PID 2008 wrote to memory of 552 2008 csrsll.exe 36 PID 2008 wrote to memory of 552 2008 csrsll.exe 36 PID 2008 wrote to memory of 552 2008 csrsll.exe 36 PID 2008 wrote to memory of 552 2008 csrsll.exe 36 PID 2008 wrote to memory of 552 2008 csrsll.exe 36 PID 2008 wrote to memory of 552 2008 csrsll.exe 36 PID 2008 wrote to memory of 552 2008 csrsll.exe 36 PID 2008 wrote to memory of 552 2008 csrsll.exe 36 PID 2008 wrote to memory of 2156 2008 csrsll.exe 37 PID 2008 wrote to memory of 2156 2008 csrsll.exe 37 PID 2008 wrote to memory of 2156 2008 csrsll.exe 37 PID 2008 wrote to memory of 2156 2008 csrsll.exe 37 PID 2008 wrote to memory of 2156 2008 csrsll.exe 37 PID 2008 wrote to memory of 2156 2008 csrsll.exe 37 PID 2008 wrote to memory of 2156 2008 csrsll.exe 37 PID 2008 wrote to memory of 2156 2008 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe"C:\Users\Admin\AppData\Local\Temp\cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3036 -
C:\Users\Admin\AppData\Local\Temp\cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe"C:\Users\Admin\AppData\Local\Temp\cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2648 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\UQEQC.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1868 -
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:2020
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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:2008 -
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:552
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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:2156
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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
MD5e1de7bfa067ecaf388743215228d10c4
SHA1acb73447d990b74595b6198172bde453cf2a9cf4
SHA25670dc8cbee80bf082eccb272664b6d375e7b3a8911e5d92638361645a4b8ee453
SHA512eee22d3ef8ee4742bed3b1170235a53cac415eb60ac1e1abdbfac6d0b1b14d25169ca9617dc598c99b15ea72e816eef85be0810d1ecb19706938afd6641b9c35