Analysis
-
max time kernel
150s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
08-11-2024 06:02
Behavioral task
behavioral1
Sample
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe
Resource
win10v2004-20241007-en
General
-
Target
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe
-
Size
90KB
-
MD5
29ab29c194b3b95460b21252c761e6b0
-
SHA1
a4dbdb7d9296a86edab3cbc4b20e2e8bd40cea5d
-
SHA256
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd
-
SHA512
befc4c06196dd0ff0a5b0f5bf0d2ac2c96b45a06d5423a0519ba5a8b088ddcea589bf4466f515468fc2b21927a5cfa2e150750336e9517f5d41274f0adbd5d92
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y
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
Processes:
resource yara_rule behavioral1/memory/2556-272-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid Process 236 csrsll.exe 1760 csrsll.exe 2556 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exepid Process 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.execsrsll.exedescription pid Process procid_target PID 3044 set thread context of 1300 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 30 PID 236 set thread context of 1760 236 csrsll.exe 35 PID 236 set thread context of 2556 236 csrsll.exe 36 -
Processes:
resource yara_rule behavioral1/memory/3044-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-27-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-25-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3044-108-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1300-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1300-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1300-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1300-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1300-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1300-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1300-114-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000e0000000133b8-137.dat upx behavioral1/memory/1300-139-0x0000000002720000-0x0000000002773000-memory.dmp upx behavioral1/memory/236-156-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1300-159-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/236-234-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/236-233-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2556-261-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/236-265-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1300-268-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1760-269-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2556-272-0x0000000000400000-0x0000000000414000-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.
Processes:
csrsll.exef275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exef275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.execmd.exereg.execsrsll.execsrsll.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrsll.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.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
Processes:
csrsll.exedescription pid Process Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe Token: SeDebugPrivilege 1760 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exef275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.execsrsll.execsrsll.exepid Process 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 236 csrsll.exe 1760 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exef275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.execmd.execsrsll.exedescription pid Process procid_target PID 3044 wrote to memory of 1300 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 30 PID 3044 wrote to memory of 1300 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 30 PID 3044 wrote to memory of 1300 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 30 PID 3044 wrote to memory of 1300 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 30 PID 3044 wrote to memory of 1300 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 30 PID 3044 wrote to memory of 1300 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 30 PID 3044 wrote to memory of 1300 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 30 PID 3044 wrote to memory of 1300 3044 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 30 PID 1300 wrote to memory of 1656 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 31 PID 1300 wrote to memory of 1656 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 31 PID 1300 wrote to memory of 1656 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 31 PID 1300 wrote to memory of 1656 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 31 PID 1656 wrote to memory of 2584 1656 cmd.exe 33 PID 1656 wrote to memory of 2584 1656 cmd.exe 33 PID 1656 wrote to memory of 2584 1656 cmd.exe 33 PID 1656 wrote to memory of 2584 1656 cmd.exe 33 PID 1300 wrote to memory of 236 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 34 PID 1300 wrote to memory of 236 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 34 PID 1300 wrote to memory of 236 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 34 PID 1300 wrote to memory of 236 1300 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe 34 PID 236 wrote to memory of 1760 236 csrsll.exe 35 PID 236 wrote to memory of 1760 236 csrsll.exe 35 PID 236 wrote to memory of 1760 236 csrsll.exe 35 PID 236 wrote to memory of 1760 236 csrsll.exe 35 PID 236 wrote to memory of 1760 236 csrsll.exe 35 PID 236 wrote to memory of 1760 236 csrsll.exe 35 PID 236 wrote to memory of 1760 236 csrsll.exe 35 PID 236 wrote to memory of 1760 236 csrsll.exe 35 PID 236 wrote to memory of 2556 236 csrsll.exe 36 PID 236 wrote to memory of 2556 236 csrsll.exe 36 PID 236 wrote to memory of 2556 236 csrsll.exe 36 PID 236 wrote to memory of 2556 236 csrsll.exe 36 PID 236 wrote to memory of 2556 236 csrsll.exe 36 PID 236 wrote to memory of 2556 236 csrsll.exe 36 PID 236 wrote to memory of 2556 236 csrsll.exe 36 PID 236 wrote to memory of 2556 236 csrsll.exe 36
Processes
-
C:\Users\Admin\AppData\Local\Temp\f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe"C:\Users\Admin\AppData\Local\Temp\f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Users\Admin\AppData\Local\Temp\f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe"C:\Users\Admin\AppData\Local\Temp\f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1300 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\AFAHT.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1656 -
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:2584
-
-
-
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:236 -
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:1760
-
-
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:2556
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD5e71e4fbbec59d712415541caae95620b
SHA161b565b32b793c65bbf5e97d8a791a4553b50728
SHA2560ffe8f3e83fd29f4090fdd08b312285f2d75289035d64eb156b74074e945651b
SHA512f20a5f4ed528d808616a38e7afc242daebf77e88dc579f6643d5ee954130c479efff53ae0bccf22359f1d80fee33921264159d0b4b713ed233de0cbdf64c1740