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Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21/01/2025, 14:49
Behavioral task
behavioral1
Sample
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe
Resource
win10v2004-20241007-en
General
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Target
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe
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Size
90KB
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MD5
3f667b7a1b17fffa4cabe48898adb95f
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SHA1
10ab9afe4171d689ce72f10f261a66b3502daf24
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SHA256
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea
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SHA512
801823e644807af47d7b604dee5f343cde97f436942b64a320d322d4f1824b250d9f3f7958cf91b3bcff2b51b92065a45e29ab3a0eae455947575cf68c182e5b
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDh:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3j
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/1312-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 576 csrsll.exe 1380 csrsll.exe 1312 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.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 2240 set thread context of 2592 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 30 PID 576 set thread context of 1380 576 csrsll.exe 36 PID 576 set thread context of 1312 576 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2240-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2240-30-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2240-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2240-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2240-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2240-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2240-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2592-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2592-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2592-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2592-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2592-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2240-110-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2592-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2592-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0008000000012101-136.dat upx behavioral1/memory/2592-157-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/576-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2592-214-0x00000000034D0000-0x0000000003523000-memory.dmp upx behavioral1/memory/576-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2592-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1312-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1380-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1312-266-0x0000000000400000-0x0000000000414000-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 csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe Token: SeDebugPrivilege 1380 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 576 csrsll.exe 1380 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2240 wrote to memory of 2592 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 30 PID 2240 wrote to memory of 2592 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 30 PID 2240 wrote to memory of 2592 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 30 PID 2240 wrote to memory of 2592 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 30 PID 2240 wrote to memory of 2592 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 30 PID 2240 wrote to memory of 2592 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 30 PID 2240 wrote to memory of 2592 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 30 PID 2240 wrote to memory of 2592 2240 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 30 PID 2592 wrote to memory of 1848 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 2592 wrote to memory of 1848 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 2592 wrote to memory of 1848 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 2592 wrote to memory of 1848 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 1848 wrote to memory of 1308 1848 cmd.exe 33 PID 1848 wrote to memory of 1308 1848 cmd.exe 33 PID 1848 wrote to memory of 1308 1848 cmd.exe 33 PID 1848 wrote to memory of 1308 1848 cmd.exe 33 PID 2592 wrote to memory of 576 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 34 PID 2592 wrote to memory of 576 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 34 PID 2592 wrote to memory of 576 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 34 PID 2592 wrote to memory of 576 2592 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 34 PID 576 wrote to memory of 1380 576 csrsll.exe 36 PID 576 wrote to memory of 1380 576 csrsll.exe 36 PID 576 wrote to memory of 1380 576 csrsll.exe 36 PID 576 wrote to memory of 1380 576 csrsll.exe 36 PID 576 wrote to memory of 1380 576 csrsll.exe 36 PID 576 wrote to memory of 1380 576 csrsll.exe 36 PID 576 wrote to memory of 1380 576 csrsll.exe 36 PID 576 wrote to memory of 1380 576 csrsll.exe 36 PID 576 wrote to memory of 1312 576 csrsll.exe 37 PID 576 wrote to memory of 1312 576 csrsll.exe 37 PID 576 wrote to memory of 1312 576 csrsll.exe 37 PID 576 wrote to memory of 1312 576 csrsll.exe 37 PID 576 wrote to memory of 1312 576 csrsll.exe 37 PID 576 wrote to memory of 1312 576 csrsll.exe 37 PID 576 wrote to memory of 1312 576 csrsll.exe 37 PID 576 wrote to memory of 1312 576 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe"C:\Users\Admin\AppData\Local\Temp\f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Users\Admin\AppData\Local\Temp\f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe"C:\Users\Admin\AppData\Local\Temp\f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2592 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\KPLMX.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1848 -
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:1308
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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:576 -
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:1380
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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:1312
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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
MD5202f4471ef32bffe5b80a99bd1971e6b
SHA15856afa6af9404a4fbc2f02b0ec44a421edc1fa9
SHA2565511f8ae79136caf3f74fc5c1797e899ee99c34c31ca6387ca2918ae0b3f8376
SHA5123da1fc5c9ab254323c4dfdc746ba6fb8e2901b64842a90ff83f15f5cafdab16473626902441310830334231727ebe0c09695eab14d437e25ad48a11d8668d6e2