Analysis
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max time kernel
149s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27/11/2024, 00:05
Behavioral task
behavioral1
Sample
64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe
Resource
win10v2004-20241007-en
General
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Target
64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe
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Size
90KB
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MD5
e96b98949579f0565fd8e4ccfe36684c
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SHA1
57cca645890dc10b570fdc9287f6e66d4ea89cab
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SHA256
64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d
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SHA512
e06eb1f7aa09f4983af69c13231c4824a61ab9a85310cd5c9c7aa531c7f70f0360c21f294002c7a0a0abe8cbdc090fd60b43cc4986302d480f61dd240e37f2fd
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDR:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3j
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Modiloader family
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ModiLoader Second Stage 1 IoCs
resource yara_rule behavioral1/memory/2556-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1652 csrsll.exe 856 csrsll.exe 2556 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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 1552 set thread context of 2656 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 31 PID 1652 set thread context of 856 1652 csrsll.exe 36 PID 1652 set thread context of 2556 1652 csrsll.exe 37 -
resource yara_rule behavioral1/memory/1552-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1552-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1552-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2656-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1552-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1552-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1552-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1552-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0005000000004ed7-136.dat upx behavioral1/memory/2656-135-0x00000000032B0000-0x0000000003303000-memory.dmp upx behavioral1/memory/1652-154-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-149-0x00000000032B0000-0x0000000003303000-memory.dmp upx behavioral1/memory/2656-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1552-155-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1652-219-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1652-254-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2656-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2556-256-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/856-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2556-266-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.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 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe Token: SeDebugPrivilege 856 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 1652 csrsll.exe 856 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1552 wrote to memory of 2656 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 31 PID 1552 wrote to memory of 2656 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 31 PID 1552 wrote to memory of 2656 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 31 PID 1552 wrote to memory of 2656 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 31 PID 1552 wrote to memory of 2656 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 31 PID 1552 wrote to memory of 2656 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 31 PID 1552 wrote to memory of 2656 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 31 PID 1552 wrote to memory of 2656 1552 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 31 PID 2656 wrote to memory of 1400 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 32 PID 2656 wrote to memory of 1400 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 32 PID 2656 wrote to memory of 1400 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 32 PID 2656 wrote to memory of 1400 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 32 PID 1400 wrote to memory of 1664 1400 cmd.exe 34 PID 1400 wrote to memory of 1664 1400 cmd.exe 34 PID 1400 wrote to memory of 1664 1400 cmd.exe 34 PID 1400 wrote to memory of 1664 1400 cmd.exe 34 PID 2656 wrote to memory of 1652 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 35 PID 2656 wrote to memory of 1652 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 35 PID 2656 wrote to memory of 1652 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 35 PID 2656 wrote to memory of 1652 2656 64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe 35 PID 1652 wrote to memory of 856 1652 csrsll.exe 36 PID 1652 wrote to memory of 856 1652 csrsll.exe 36 PID 1652 wrote to memory of 856 1652 csrsll.exe 36 PID 1652 wrote to memory of 856 1652 csrsll.exe 36 PID 1652 wrote to memory of 856 1652 csrsll.exe 36 PID 1652 wrote to memory of 856 1652 csrsll.exe 36 PID 1652 wrote to memory of 856 1652 csrsll.exe 36 PID 1652 wrote to memory of 856 1652 csrsll.exe 36 PID 1652 wrote to memory of 2556 1652 csrsll.exe 37 PID 1652 wrote to memory of 2556 1652 csrsll.exe 37 PID 1652 wrote to memory of 2556 1652 csrsll.exe 37 PID 1652 wrote to memory of 2556 1652 csrsll.exe 37 PID 1652 wrote to memory of 2556 1652 csrsll.exe 37 PID 1652 wrote to memory of 2556 1652 csrsll.exe 37 PID 1652 wrote to memory of 2556 1652 csrsll.exe 37 PID 1652 wrote to memory of 2556 1652 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe"C:\Users\Admin\AppData\Local\Temp\64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1552 -
C:\Users\Admin\AppData\Local\Temp\64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.exe"C:\Users\Admin\AppData\Local\Temp\64203eb69a15a22d05d0a50f012e4cf6e7db35a3e2b08de0abfc95214b83725d.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\KLIRD.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1400 -
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:1664
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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:1652 -
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:856
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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
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD55a773e9a2c931cb7f84de1102e2f7332
SHA176205e9a8dbe6b336a2ad333e9d6bd3f7fbdda69
SHA25605c08194e4b4f1f99b077e217b6dcb5162a70d28bfb353ba9a57faac42101a76
SHA5123fec0ca542711037a273bb384b402fb000c2876a2e792219a4525e935c90b44d810ebbbc007e18a3d76ca05c071e696cbdaca8ba6eaf6cb6bef354e6ce55ab5f