Analysis
-
max time kernel
119s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01/12/2024, 13:04
Behavioral task
behavioral1
Sample
13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe
Resource
win10v2004-20241007-en
General
-
Target
13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe
-
Size
90KB
-
MD5
d5906508933eddad431cd1b0964d4d40
-
SHA1
c5a2f2a88882b8450a2880fbe66c695049ec28e0
-
SHA256
13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bba
-
SHA512
58ed9dafaaa54c1435f9246e4d5bcd1de01570a8d92d3f945aaad3b75831aeb0264c695ac7e097e77c4c495dda72cca6acfcfdbbd32a35b8c8fb7da041b70d76
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDH:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE35
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/1692-255-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1692-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1936 csrsll.exe 956 csrsll.exe 1692 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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 3052 set thread context of 2912 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 30 PID 1936 set thread context of 956 1936 csrsll.exe 36 PID 1936 set thread context of 1692 1936 csrsll.exe 37 -
resource yara_rule behavioral1/memory/3052-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2912-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2912-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2912-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2912-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3052-102-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2912-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2912-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3052-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2912-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0008000000012116-132.dat upx behavioral1/memory/2912-134-0x0000000003210000-0x0000000003263000-memory.dmp upx behavioral1/memory/2912-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1936-217-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1692-255-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/956-254-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2912-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1936-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/956-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1692-262-0x0000000000400000-0x0000000000414000-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 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe Token: SeDebugPrivilege 956 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 1936 csrsll.exe 956 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3052 wrote to memory of 2912 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 30 PID 3052 wrote to memory of 2912 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 30 PID 3052 wrote to memory of 2912 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 30 PID 3052 wrote to memory of 2912 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 30 PID 3052 wrote to memory of 2912 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 30 PID 3052 wrote to memory of 2912 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 30 PID 3052 wrote to memory of 2912 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 30 PID 3052 wrote to memory of 2912 3052 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 30 PID 2912 wrote to memory of 1812 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 31 PID 2912 wrote to memory of 1812 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 31 PID 2912 wrote to memory of 1812 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 31 PID 2912 wrote to memory of 1812 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 31 PID 1812 wrote to memory of 2216 1812 cmd.exe 33 PID 1812 wrote to memory of 2216 1812 cmd.exe 33 PID 1812 wrote to memory of 2216 1812 cmd.exe 33 PID 1812 wrote to memory of 2216 1812 cmd.exe 33 PID 2912 wrote to memory of 1936 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 34 PID 2912 wrote to memory of 1936 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 34 PID 2912 wrote to memory of 1936 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 34 PID 2912 wrote to memory of 1936 2912 13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe 34 PID 1936 wrote to memory of 956 1936 csrsll.exe 36 PID 1936 wrote to memory of 956 1936 csrsll.exe 36 PID 1936 wrote to memory of 956 1936 csrsll.exe 36 PID 1936 wrote to memory of 956 1936 csrsll.exe 36 PID 1936 wrote to memory of 956 1936 csrsll.exe 36 PID 1936 wrote to memory of 956 1936 csrsll.exe 36 PID 1936 wrote to memory of 956 1936 csrsll.exe 36 PID 1936 wrote to memory of 956 1936 csrsll.exe 36 PID 1936 wrote to memory of 1692 1936 csrsll.exe 37 PID 1936 wrote to memory of 1692 1936 csrsll.exe 37 PID 1936 wrote to memory of 1692 1936 csrsll.exe 37 PID 1936 wrote to memory of 1692 1936 csrsll.exe 37 PID 1936 wrote to memory of 1692 1936 csrsll.exe 37 PID 1936 wrote to memory of 1692 1936 csrsll.exe 37 PID 1936 wrote to memory of 1692 1936 csrsll.exe 37 PID 1936 wrote to memory of 1692 1936 csrsll.exe 37
Processes
-
C:\Users\Admin\AppData\Local\Temp\13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe"C:\Users\Admin\AppData\Local\Temp\13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3052 -
C:\Users\Admin\AppData\Local\Temp\13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe"C:\Users\Admin\AppData\Local\Temp\13e8f93c18a65e90771041b94e89b3db7a4cb0136c7ebd7eb90ca4659eff0bbaN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2912 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\FUTHI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1812 -
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:2216
-
-
-
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:1936 -
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:956
-
-
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:1692
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD5220c4c1a608a0750dcac648b1c658524
SHA13c80612dc626e19f4ddfb0b8c07b46dcc25c1015
SHA256aea07cf600876b42049d1a18001a69d653c2a671a7fc28e44b03be60510c3ab6
SHA512b20b752a7049b236cd0a50db97eb608da07d8b5056af7d27ac47fd9a90375ddc227712dd51384ec33b22160591fd1f65a3a0976dfd10339df5867a873d3df4b2