Analysis
-
max time kernel
120s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
07-01-2025 21:35
Behavioral task
behavioral1
Sample
a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe
Resource
win10v2004-20241007-en
General
-
Target
a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe
-
Size
90KB
-
MD5
5c0a361750036448547f4c5762ab8da4
-
SHA1
57b294b73d2a6ecd6a28b5e188ed56c917d975b4
-
SHA256
a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca
-
SHA512
2a904065807d186dd91225c1893ba867f2a6750545f8ab744cb3124009e7714fce36444d5cc47b6acb7dd2055d70f58158c93d59322052298f9c1427e5f38c95
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDl:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3X
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/1780-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 3020 csrsll.exe 960 csrsll.exe 1780 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\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 2500 set thread context of 2728 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 30 PID 3020 set thread context of 960 3020 csrsll.exe 36 PID 3020 set thread context of 1780 3020 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2500-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-86-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2728-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2500-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2728-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2728-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2500-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-74-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2500-37-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2728-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a000000016af7-134.dat upx behavioral1/memory/2728-136-0x0000000002700000-0x0000000002753000-memory.dmp upx behavioral1/memory/2728-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3020-219-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3020-251-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1780-250-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/3020-257-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2728-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/960-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1780-264-0x0000000000400000-0x0000000000414000-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 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.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 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe Token: SeDebugPrivilege 960 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 3020 csrsll.exe 960 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2500 wrote to memory of 2728 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 30 PID 2500 wrote to memory of 2728 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 30 PID 2500 wrote to memory of 2728 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 30 PID 2500 wrote to memory of 2728 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 30 PID 2500 wrote to memory of 2728 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 30 PID 2500 wrote to memory of 2728 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 30 PID 2500 wrote to memory of 2728 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 30 PID 2500 wrote to memory of 2728 2500 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 30 PID 2728 wrote to memory of 1796 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 31 PID 2728 wrote to memory of 1796 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 31 PID 2728 wrote to memory of 1796 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 31 PID 2728 wrote to memory of 1796 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 31 PID 1796 wrote to memory of 3048 1796 cmd.exe 33 PID 1796 wrote to memory of 3048 1796 cmd.exe 33 PID 1796 wrote to memory of 3048 1796 cmd.exe 33 PID 1796 wrote to memory of 3048 1796 cmd.exe 33 PID 2728 wrote to memory of 3020 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 34 PID 2728 wrote to memory of 3020 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 34 PID 2728 wrote to memory of 3020 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 34 PID 2728 wrote to memory of 3020 2728 a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe 34 PID 3020 wrote to memory of 960 3020 csrsll.exe 36 PID 3020 wrote to memory of 960 3020 csrsll.exe 36 PID 3020 wrote to memory of 960 3020 csrsll.exe 36 PID 3020 wrote to memory of 960 3020 csrsll.exe 36 PID 3020 wrote to memory of 960 3020 csrsll.exe 36 PID 3020 wrote to memory of 960 3020 csrsll.exe 36 PID 3020 wrote to memory of 960 3020 csrsll.exe 36 PID 3020 wrote to memory of 960 3020 csrsll.exe 36 PID 3020 wrote to memory of 1780 3020 csrsll.exe 37 PID 3020 wrote to memory of 1780 3020 csrsll.exe 37 PID 3020 wrote to memory of 1780 3020 csrsll.exe 37 PID 3020 wrote to memory of 1780 3020 csrsll.exe 37 PID 3020 wrote to memory of 1780 3020 csrsll.exe 37 PID 3020 wrote to memory of 1780 3020 csrsll.exe 37 PID 3020 wrote to memory of 1780 3020 csrsll.exe 37 PID 3020 wrote to memory of 1780 3020 csrsll.exe 37
Processes
-
C:\Users\Admin\AppData\Local\Temp\a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe"C:\Users\Admin\AppData\Local\Temp\a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2500 -
C:\Users\Admin\AppData\Local\Temp\a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe"C:\Users\Admin\AppData\Local\Temp\a6f54199508f0cde2681e6cd8bbfcd84d3204a812cc5af62d2931fb934fc88ca.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2728 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\OPMVH.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1796 -
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:3048
-
-
-
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:3020 -
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:960
-
-
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:1780
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD54b2741141e2772b2dd93a659c79b9866
SHA1fbf54a5eb96464722dfc2040c2e9b749b9c77691
SHA256294ae9c0b7112a8afdc7772542501a7399d954cd380450cbf00fee5332eb4cae
SHA5121e8f6194ba3d5a8353eac1fa23e9d5c08b0f2ed46a391dbd23490f9cacc45a69793d2068b0f6c759afc72d9c62739e99d9fa57575f3930ea858948f578e6d32c