Analysis
-
max time kernel
118s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 15:59
Behavioral task
behavioral1
Sample
a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe
Resource
win10v2004-20241007-en
General
-
Target
a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe
-
Size
90KB
-
MD5
c466bc726dfb5d032fc09f8938d5cd1e
-
SHA1
053dd524cd6425dfb9c2c51f0339b0a330d30d4f
-
SHA256
a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb
-
SHA512
33e8fa8df6133779d5f70b661dd03ffedda822253b6ac760cbb5498912cc9696db263cee48433f4c697761bd7b304915c56c79166aa39f66e7b4b0b3a20482ac
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDy:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3E
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/1784-258-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1784-267-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 976 csrsll.exe 1364 csrsll.exe 1784 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\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 2600 set thread context of 1996 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 30 PID 976 set thread context of 1364 976 csrsll.exe 36 PID 976 set thread context of 1784 976 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2600-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-90-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1996-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1996-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1996-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1996-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1996-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000f000000012261-139.dat upx behavioral1/memory/1996-137-0x00000000032C0000-0x0000000003313000-memory.dmp upx behavioral1/memory/976-155-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-159-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/976-217-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1996-265-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/976-260-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1784-258-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1364-266-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1784-267-0x0000000000400000-0x0000000000414000-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 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe Token: SeDebugPrivilege 1364 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 976 csrsll.exe 1364 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2600 wrote to memory of 1996 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 30 PID 2600 wrote to memory of 1996 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 30 PID 2600 wrote to memory of 1996 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 30 PID 2600 wrote to memory of 1996 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 30 PID 2600 wrote to memory of 1996 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 30 PID 2600 wrote to memory of 1996 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 30 PID 2600 wrote to memory of 1996 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 30 PID 2600 wrote to memory of 1996 2600 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 30 PID 1996 wrote to memory of 3004 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 31 PID 1996 wrote to memory of 3004 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 31 PID 1996 wrote to memory of 3004 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 31 PID 1996 wrote to memory of 3004 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 31 PID 3004 wrote to memory of 1016 3004 cmd.exe 33 PID 3004 wrote to memory of 1016 3004 cmd.exe 33 PID 3004 wrote to memory of 1016 3004 cmd.exe 33 PID 3004 wrote to memory of 1016 3004 cmd.exe 33 PID 1996 wrote to memory of 976 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 34 PID 1996 wrote to memory of 976 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 34 PID 1996 wrote to memory of 976 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 34 PID 1996 wrote to memory of 976 1996 a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe 34 PID 976 wrote to memory of 1364 976 csrsll.exe 36 PID 976 wrote to memory of 1364 976 csrsll.exe 36 PID 976 wrote to memory of 1364 976 csrsll.exe 36 PID 976 wrote to memory of 1364 976 csrsll.exe 36 PID 976 wrote to memory of 1364 976 csrsll.exe 36 PID 976 wrote to memory of 1364 976 csrsll.exe 36 PID 976 wrote to memory of 1364 976 csrsll.exe 36 PID 976 wrote to memory of 1364 976 csrsll.exe 36 PID 976 wrote to memory of 1784 976 csrsll.exe 37 PID 976 wrote to memory of 1784 976 csrsll.exe 37 PID 976 wrote to memory of 1784 976 csrsll.exe 37 PID 976 wrote to memory of 1784 976 csrsll.exe 37 PID 976 wrote to memory of 1784 976 csrsll.exe 37 PID 976 wrote to memory of 1784 976 csrsll.exe 37 PID 976 wrote to memory of 1784 976 csrsll.exe 37 PID 976 wrote to memory of 1784 976 csrsll.exe 37
Processes
-
C:\Users\Admin\AppData\Local\Temp\a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe"C:\Users\Admin\AppData\Local\Temp\a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Users\Admin\AppData\Local\Temp\a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe"C:\Users\Admin\AppData\Local\Temp\a71e2c96940504ca2d7b544b79943bf11321fde99442868fc51691efe0a45ccb.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\PGYQM.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004 -
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:1016
-
-
-
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:976 -
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:1364
-
-
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:1784
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD54ad2051556e8101db484ae38910f61b6
SHA17d9ae91e2423221cdc99d88f24f1eef6f5d2ce8d
SHA25697ce3a31f998b396743b6b4ceec932985a36482cb9ea73b139920e349d2c1185
SHA5124195f57c299c51cf76f354ad5256f198ff013dc779a518a83d17726401f8bab6167d289f9e54b573a76575b82b25ddb4cdda087cca18f8027b5a72cae1de70d0