Analysis
-
max time kernel
148s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-12-2024 23:14
Behavioral task
behavioral1
Sample
6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe
Resource
win10v2004-20241007-en
General
-
Target
6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe
-
Size
90KB
-
MD5
994f4a53acdfed902d68d0cac11d25bb
-
SHA1
79bb67133de3f2e6721b4e1111bf36c6eba403e4
-
SHA256
6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf
-
SHA512
985e51b51c51e68d8f76bfbccde6fbd8a6ed30cfca909faa8712a57e6f38505a3c2b5ff34f0b48f4f75a67e4e585d438ee3ace4fff6bb875d526534e658abf18
-
SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDQ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3S
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/1960-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2884 csrsll.exe 440 csrsll.exe 1960 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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 2100 set thread context of 2656 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 30 PID 2884 set thread context of 440 2884 csrsll.exe 35 PID 2884 set thread context of 1960 2884 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2100-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2100-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2100-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2100-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2100-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2100-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2100-106-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000800000001211a-134.dat upx behavioral1/memory/2884-153-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2884-214-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1960-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2656-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2884-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/440-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1960-265-0x0000000000400000-0x0000000000414000-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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.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 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe Token: SeDebugPrivilege 440 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 2884 csrsll.exe 440 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2100 wrote to memory of 2656 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 30 PID 2100 wrote to memory of 2656 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 30 PID 2100 wrote to memory of 2656 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 30 PID 2100 wrote to memory of 2656 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 30 PID 2100 wrote to memory of 2656 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 30 PID 2100 wrote to memory of 2656 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 30 PID 2100 wrote to memory of 2656 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 30 PID 2100 wrote to memory of 2656 2100 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 30 PID 2656 wrote to memory of 876 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 31 PID 2656 wrote to memory of 876 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 31 PID 2656 wrote to memory of 876 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 31 PID 2656 wrote to memory of 876 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 31 PID 876 wrote to memory of 2296 876 cmd.exe 33 PID 876 wrote to memory of 2296 876 cmd.exe 33 PID 876 wrote to memory of 2296 876 cmd.exe 33 PID 876 wrote to memory of 2296 876 cmd.exe 33 PID 2656 wrote to memory of 2884 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 34 PID 2656 wrote to memory of 2884 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 34 PID 2656 wrote to memory of 2884 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 34 PID 2656 wrote to memory of 2884 2656 6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe 34 PID 2884 wrote to memory of 440 2884 csrsll.exe 35 PID 2884 wrote to memory of 440 2884 csrsll.exe 35 PID 2884 wrote to memory of 440 2884 csrsll.exe 35 PID 2884 wrote to memory of 440 2884 csrsll.exe 35 PID 2884 wrote to memory of 440 2884 csrsll.exe 35 PID 2884 wrote to memory of 440 2884 csrsll.exe 35 PID 2884 wrote to memory of 440 2884 csrsll.exe 35 PID 2884 wrote to memory of 440 2884 csrsll.exe 35 PID 2884 wrote to memory of 1960 2884 csrsll.exe 36 PID 2884 wrote to memory of 1960 2884 csrsll.exe 36 PID 2884 wrote to memory of 1960 2884 csrsll.exe 36 PID 2884 wrote to memory of 1960 2884 csrsll.exe 36 PID 2884 wrote to memory of 1960 2884 csrsll.exe 36 PID 2884 wrote to memory of 1960 2884 csrsll.exe 36 PID 2884 wrote to memory of 1960 2884 csrsll.exe 36 PID 2884 wrote to memory of 1960 2884 csrsll.exe 36
Processes
-
C:\Users\Admin\AppData\Local\Temp\6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe"C:\Users\Admin\AppData\Local\Temp\6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Users\Admin\AppData\Local\Temp\6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe"C:\Users\Admin\AppData\Local\Temp\6669e3fe4d4ed0ec43f93af7388e81efdf417c90b975c5c73bba84e4c4084dcf.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\EJYXF.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:876 -
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:2296
-
-
-
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:2884 -
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:440
-
-
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:1960
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
-
Filesize
90KB
MD5ca63bf9f4c4c09a709494f7195383d45
SHA1f13422eec563f994567ea65e27efc0c2b0c22af6
SHA2566d4678fb929c6a293a34a30e795e472adeadcc9f4ad138ef4c253590444fce6c
SHA5124e3f2361404d876bbebb994518c18d35ccecdc788c748cfdb67a12616f1610fb930b74913adfed25f250207c4216803593d9d474acab228faf7af0f65ed1ac8c