Analysis
-
max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 13:57
Behavioral task
behavioral1
Sample
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe
Resource
win10v2004-20241007-en
General
-
Target
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.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/2472-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 1424 csrsll.exe 296 csrsll.exe 2472 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exepid process 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.execsrsll.exedescription pid process target process PID 2184 set thread context of 2940 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe PID 1424 set thread context of 296 1424 csrsll.exe csrsll.exe PID 1424 set thread context of 2472 1424 csrsll.exe csrsll.exe -
Processes:
resource yara_rule behavioral1/memory/2184-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2184-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2184-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2940-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2184-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2940-102-0x0000000000400000-0x000000000040B000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/1424-151-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2940-145-0x0000000002700000-0x0000000002753000-memory.dmp upx behavioral1/memory/2940-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-155-0x0000000002700000-0x0000000002753000-memory.dmp upx behavioral1/memory/1424-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2472-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1424-250-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/296-244-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2940-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1424-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/296-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2472-265-0x0000000000400000-0x0000000000414000-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.
Processes:
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exef275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.execmd.exereg.execsrsll.execsrsll.execsrsll.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.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
Processes:
csrsll.exedescription pid process Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe Token: SeDebugPrivilege 296 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exef275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.execsrsll.execsrsll.exepid process 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe 1424 csrsll.exe 296 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exef275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.execmd.execsrsll.exedescription pid process target process PID 2184 wrote to memory of 2940 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe PID 2184 wrote to memory of 2940 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe PID 2184 wrote to memory of 2940 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe PID 2184 wrote to memory of 2940 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe PID 2184 wrote to memory of 2940 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe PID 2184 wrote to memory of 2940 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe PID 2184 wrote to memory of 2940 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe PID 2184 wrote to memory of 2940 2184 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe PID 2940 wrote to memory of 620 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe cmd.exe PID 2940 wrote to memory of 620 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe cmd.exe PID 2940 wrote to memory of 620 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe cmd.exe PID 2940 wrote to memory of 620 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe cmd.exe PID 620 wrote to memory of 2644 620 cmd.exe reg.exe PID 620 wrote to memory of 2644 620 cmd.exe reg.exe PID 620 wrote to memory of 2644 620 cmd.exe reg.exe PID 620 wrote to memory of 2644 620 cmd.exe reg.exe PID 2940 wrote to memory of 1424 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe csrsll.exe PID 2940 wrote to memory of 1424 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe csrsll.exe PID 2940 wrote to memory of 1424 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe csrsll.exe PID 2940 wrote to memory of 1424 2940 f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe csrsll.exe PID 1424 wrote to memory of 296 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 296 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 296 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 296 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 296 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 296 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 296 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 296 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 2472 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 2472 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 2472 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 2472 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 2472 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 2472 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 2472 1424 csrsll.exe csrsll.exe PID 1424 wrote to memory of 2472 1424 csrsll.exe csrsll.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe"C:\Users\Admin\AppData\Local\Temp\f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Users\Admin\AppData\Local\Temp\f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe"C:\Users\Admin\AppData\Local\Temp\f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cdN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\SKTPK.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:620 -
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:2644
-
-
-
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:1424 -
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:296
-
-
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:2472
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD529ab29c194b3b95460b21252c761e6b0
SHA1a4dbdb7d9296a86edab3cbc4b20e2e8bd40cea5d
SHA256f275f3ea296d02beba95493794313d8b4fe84582a82d1cc6fcfb52b957be16cd
SHA512befc4c06196dd0ff0a5b0f5bf0d2ac2c96b45a06d5423a0519ba5a8b088ddcea589bf4466f515468fc2b21927a5cfa2e150750336e9517f5d41274f0adbd5d92