Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 03:49
Behavioral task
behavioral1
Sample
05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe
Resource
win10v2004-20241007-en
General
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Target
05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe
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Size
90KB
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MD5
439e7ae975438feb8f19f3b8bdfb0e80
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SHA1
00544e3e51f6f3badaa3ab9bcca6afe43d6f3f6b
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SHA256
05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5
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SHA512
9c8dd08a7bbdb58b99707cffcf29fc9a862921985444590bc968f088137875fac72a795638fac66e7a63e7c6660932ddc52fb042040ad04e2c2d2400f96f6ba7
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDP: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 2 IoCs
resource yara_rule behavioral1/memory/2888-253-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/2888-263-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1844 csrsll.exe 2328 csrsll.exe 2888 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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 1648 set thread context of 2772 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 28 PID 1844 set thread context of 2328 1844 csrsll.exe 33 PID 1844 set thread context of 2888 1844 csrsll.exe 34 -
resource yara_rule behavioral1/memory/1648-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1648-31-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1648-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1648-94-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1648-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1648-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1648-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1648-54-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1648-108-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0009000000012102-136.dat upx behavioral1/memory/1844-152-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-151-0x0000000003100000-0x0000000003153000-memory.dmp upx behavioral1/memory/2772-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1844-213-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2888-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1844-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-243-0x0000000003100000-0x0000000003153000-memory.dmp upx behavioral1/memory/2328-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2888-263-0x0000000000400000-0x0000000000414000-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 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 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe Token: SeDebugPrivilege 2328 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 1844 csrsll.exe 2328 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1648 wrote to memory of 2772 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 28 PID 1648 wrote to memory of 2772 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 28 PID 1648 wrote to memory of 2772 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 28 PID 1648 wrote to memory of 2772 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 28 PID 1648 wrote to memory of 2772 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 28 PID 1648 wrote to memory of 2772 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 28 PID 1648 wrote to memory of 2772 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 28 PID 1648 wrote to memory of 2772 1648 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 28 PID 2772 wrote to memory of 736 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 29 PID 2772 wrote to memory of 736 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 29 PID 2772 wrote to memory of 736 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 29 PID 2772 wrote to memory of 736 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 29 PID 736 wrote to memory of 940 736 cmd.exe 31 PID 736 wrote to memory of 940 736 cmd.exe 31 PID 736 wrote to memory of 940 736 cmd.exe 31 PID 736 wrote to memory of 940 736 cmd.exe 31 PID 2772 wrote to memory of 1844 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 32 PID 2772 wrote to memory of 1844 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 32 PID 2772 wrote to memory of 1844 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 32 PID 2772 wrote to memory of 1844 2772 05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe 32 PID 1844 wrote to memory of 2328 1844 csrsll.exe 33 PID 1844 wrote to memory of 2328 1844 csrsll.exe 33 PID 1844 wrote to memory of 2328 1844 csrsll.exe 33 PID 1844 wrote to memory of 2328 1844 csrsll.exe 33 PID 1844 wrote to memory of 2328 1844 csrsll.exe 33 PID 1844 wrote to memory of 2328 1844 csrsll.exe 33 PID 1844 wrote to memory of 2328 1844 csrsll.exe 33 PID 1844 wrote to memory of 2328 1844 csrsll.exe 33 PID 1844 wrote to memory of 2888 1844 csrsll.exe 34 PID 1844 wrote to memory of 2888 1844 csrsll.exe 34 PID 1844 wrote to memory of 2888 1844 csrsll.exe 34 PID 1844 wrote to memory of 2888 1844 csrsll.exe 34 PID 1844 wrote to memory of 2888 1844 csrsll.exe 34 PID 1844 wrote to memory of 2888 1844 csrsll.exe 34 PID 1844 wrote to memory of 2888 1844 csrsll.exe 34 PID 1844 wrote to memory of 2888 1844 csrsll.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe"C:\Users\Admin\AppData\Local\Temp\05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Users\Admin\AppData\Local\Temp\05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe"C:\Users\Admin\AppData\Local\Temp\05b22a09111d8b159f0f30869e9c0d7458372ce201e0f524880b300ecda551f5N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\EFABW.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:736 -
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:940
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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:1844 -
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:2328
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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:2888
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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
MD5345285758f31c1b1fc8f255a73ca00f4
SHA16fd372935d4a209846285eaa87e451ba83ba18d5
SHA256e87f06c0cabcec49789b87cebe9efe56787c363d45f885e379906a730fd7ae5c
SHA5122d49dbf74d3c908c5de20027d51d6d400a16ea6470a16ee7c107502dce8217c859b99177a0bfa3caaa91e20ce20fb9d5956519df7b596762ffefdd251615a245