Analysis
-
max time kernel
148s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-01-2025 14:45
Behavioral task
behavioral1
Sample
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe
Resource
win10v2004-20241007-en
General
-
Target
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe
-
Size
90KB
-
MD5
3f667b7a1b17fffa4cabe48898adb95f
-
SHA1
10ab9afe4171d689ce72f10f261a66b3502daf24
-
SHA256
f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea
-
SHA512
801823e644807af47d7b604dee5f343cde97f436942b64a320d322d4f1824b250d9f3f7958cf91b3bcff2b51b92065a45e29ab3a0eae455947575cf68c182e5b
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDh:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3j
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
Modiloader family
-
ModiLoader Second Stage 2 IoCs
resource yara_rule behavioral1/memory/1008-259-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1008-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2936 csrsll.exe 2544 csrsll.exe 1008 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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 1784 set thread context of 2656 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 2936 set thread context of 2544 2936 csrsll.exe 36 PID 2936 set thread context of 1008 2936 csrsll.exe 37 -
resource yara_rule behavioral1/memory/1784-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1784-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1784-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1784-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1784-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1784-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1784-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1784-67-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1784-45-0x00000000005C0000-0x00000000006C0000-memory.dmp upx behavioral1/memory/1784-30-0x00000000005C0000-0x00000000006C0000-memory.dmp upx behavioral1/files/0x0009000000019433-135.dat upx behavioral1/memory/2656-149-0x0000000003460000-0x00000000034B3000-memory.dmp upx behavioral1/memory/2656-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2936-220-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1008-259-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2936-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2544-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1008-265-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe Token: SeDebugPrivilege 2544 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 2936 csrsll.exe 2544 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1784 wrote to memory of 2656 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 1784 wrote to memory of 2656 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 1784 wrote to memory of 2656 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 1784 wrote to memory of 2656 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 1784 wrote to memory of 2656 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 1784 wrote to memory of 2656 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 1784 wrote to memory of 2656 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 1784 wrote to memory of 2656 1784 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 31 PID 2656 wrote to memory of 1064 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 32 PID 2656 wrote to memory of 1064 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 32 PID 2656 wrote to memory of 1064 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 32 PID 2656 wrote to memory of 1064 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 32 PID 1064 wrote to memory of 2776 1064 cmd.exe 34 PID 1064 wrote to memory of 2776 1064 cmd.exe 34 PID 1064 wrote to memory of 2776 1064 cmd.exe 34 PID 1064 wrote to memory of 2776 1064 cmd.exe 34 PID 2656 wrote to memory of 2936 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 35 PID 2656 wrote to memory of 2936 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 35 PID 2656 wrote to memory of 2936 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 35 PID 2656 wrote to memory of 2936 2656 f883ac8c7fee02b1acf75b51f04f7367a82d85eff503d2d5db9c40496969dfea.exe 35 PID 2936 wrote to memory of 2544 2936 csrsll.exe 36 PID 2936 wrote to memory of 2544 2936 csrsll.exe 36 PID 2936 wrote to memory of 2544 2936 csrsll.exe 36 PID 2936 wrote to memory of 2544 2936 csrsll.exe 36 PID 2936 wrote to memory of 2544 2936 csrsll.exe 36 PID 2936 wrote to memory of 2544 2936 csrsll.exe 36 PID 2936 wrote to memory of 2544 2936 csrsll.exe 36 PID 2936 wrote to memory of 2544 2936 csrsll.exe 36 PID 2936 wrote to memory of 1008 2936 csrsll.exe 37 PID 2936 wrote to memory of 1008 2936 csrsll.exe 37 PID 2936 wrote to memory of 1008 2936 csrsll.exe 37 PID 2936 wrote to memory of 1008 2936 csrsll.exe 37 PID 2936 wrote to memory of 1008 2936 csrsll.exe 37 PID 2936 wrote to memory of 1008 2936 csrsll.exe 37 PID 2936 wrote to memory of 1008 2936 csrsll.exe 37 PID 2936 wrote to memory of 1008 2936 csrsll.exe 37
Processes
-
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:1784 -
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:2656 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\BVTSW.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1064 -
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:2776
-
-
-
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:2936 -
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:2544
-
-
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:1008
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD5c784664138ba0af84717ecfbe6f8cde3
SHA116463ef8efbe198de63273c8292cc98ae18af8b7
SHA2560d64bd3ff8ef928c261aeec385f8c7969921af510799e5b8e219706bcd173ad9
SHA512f078a6856fceb503146b21e5de8bd37b117550d496aeb4aef1f5f681a608436e68f73e4a8a5df762a8bb70bd068305f3f9d104f50ccb0565b4210c480222f30b