Analysis
-
max time kernel
119s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-12-2024 05:41
Behavioral task
behavioral1
Sample
4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe
Resource
win10v2004-20241007-en
General
-
Target
4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe
-
Size
90KB
-
MD5
5c353a35e2201783b767ede34ffd1300
-
SHA1
c682d8d9b812d34ee653fcfdac261a161cc31957
-
SHA256
4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507
-
SHA512
c5c3179d08ea705599f602e3f71f072118d65f63d82bd3775a0be515e6fe88b212aa7047d83aaeaac9b5718fc2f8b1617e1a6b0ae592a6c21434259d6805594d
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDk:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3K
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
Modiloader family
-
ModiLoader Second Stage 1 IoCs
resource yara_rule behavioral1/memory/1576-267-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1432 csrsll.exe 1888 csrsll.exe 1576 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.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 2148 set thread context of 2768 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 31 PID 1432 set thread context of 1888 1432 csrsll.exe 36 PID 1432 set thread context of 1576 1432 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2148-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2148-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2148-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2148-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2768-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2768-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2148-108-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2768-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2768-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2768-112-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2768-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2148-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2148-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2768-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2768-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2148-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2148-55-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000a0000000165a7-137.dat upx behavioral1/memory/1432-156-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2768-159-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1432-220-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2768-217-0x0000000003100000-0x0000000003153000-memory.dmp upx behavioral1/memory/1576-255-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2768-264-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1432-259-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1888-266-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1576-267-0x0000000000400000-0x0000000000414000-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 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 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe Token: SeDebugPrivilege 1888 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 1432 csrsll.exe 1888 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2148 wrote to memory of 2768 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 31 PID 2148 wrote to memory of 2768 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 31 PID 2148 wrote to memory of 2768 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 31 PID 2148 wrote to memory of 2768 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 31 PID 2148 wrote to memory of 2768 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 31 PID 2148 wrote to memory of 2768 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 31 PID 2148 wrote to memory of 2768 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 31 PID 2148 wrote to memory of 2768 2148 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 31 PID 2768 wrote to memory of 2656 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 32 PID 2768 wrote to memory of 2656 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 32 PID 2768 wrote to memory of 2656 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 32 PID 2768 wrote to memory of 2656 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 32 PID 2656 wrote to memory of 860 2656 cmd.exe 34 PID 2656 wrote to memory of 860 2656 cmd.exe 34 PID 2656 wrote to memory of 860 2656 cmd.exe 34 PID 2656 wrote to memory of 860 2656 cmd.exe 34 PID 2768 wrote to memory of 1432 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 35 PID 2768 wrote to memory of 1432 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 35 PID 2768 wrote to memory of 1432 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 35 PID 2768 wrote to memory of 1432 2768 4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe 35 PID 1432 wrote to memory of 1888 1432 csrsll.exe 36 PID 1432 wrote to memory of 1888 1432 csrsll.exe 36 PID 1432 wrote to memory of 1888 1432 csrsll.exe 36 PID 1432 wrote to memory of 1888 1432 csrsll.exe 36 PID 1432 wrote to memory of 1888 1432 csrsll.exe 36 PID 1432 wrote to memory of 1888 1432 csrsll.exe 36 PID 1432 wrote to memory of 1888 1432 csrsll.exe 36 PID 1432 wrote to memory of 1888 1432 csrsll.exe 36 PID 1432 wrote to memory of 1576 1432 csrsll.exe 37 PID 1432 wrote to memory of 1576 1432 csrsll.exe 37 PID 1432 wrote to memory of 1576 1432 csrsll.exe 37 PID 1432 wrote to memory of 1576 1432 csrsll.exe 37 PID 1432 wrote to memory of 1576 1432 csrsll.exe 37 PID 1432 wrote to memory of 1576 1432 csrsll.exe 37 PID 1432 wrote to memory of 1576 1432 csrsll.exe 37 PID 1432 wrote to memory of 1576 1432 csrsll.exe 37
Processes
-
C:\Users\Admin\AppData\Local\Temp\4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe"C:\Users\Admin\AppData\Local\Temp\4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Users\Admin\AppData\Local\Temp\4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe"C:\Users\Admin\AppData\Local\Temp\4cd2c79d5c10601ec338e14c0c28ae3334381d1b88fdc259939d70c96c2ff507N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\OJNKK.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2656 -
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:860
-
-
-
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:1432 -
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:1888
-
-
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:1576
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD54a6acc38a9a2fcfab06c986380727675
SHA171cf5faa51285865af6e3357db5c367b16c90b8b
SHA2565f9a29a05e20ae8406e09301d757c73121d9c461aeb0e672c66a2c92eff6a33d
SHA51210ed1ce9842c26a0fd1b47dadd00704d2099c2b3474ae9945b92235646186714ac723df6c5405cdd1694c0ce82a15993e9b9620e3f6dc7de1748a0da1b872684