Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
20-09-2024 11:16
Behavioral task
behavioral1
Sample
fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe
Resource
win10v2004-20240802-en
General
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Target
fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe
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Size
326KB
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MD5
95a635eb4778983d887ecea8b91ad42b
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SHA1
ab59ca3497e2b37dbec7616af942a3e92189a5fb
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SHA256
fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b
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SHA512
94b09eb9c2677a35ce59dba0bd80c3a28a8fedbf8f79e0d7f505d4db73cd8d65a84f4c9a1be0a2e742ea018edca9250bc893b3c9f1acd83c8473251bc2dda072
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SSDEEP
3072:ce2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XV:csxD5cwohO+O1sVG0/pZ6iPC8
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 Second Stage 2 IoCs
resource yara_rule behavioral1/memory/1120-255-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1120-261-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 284 csrsll.exe 1344 csrsll.exe 1120 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe -
resource yara_rule behavioral1/memory/2972-1-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2972-92-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2696-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2972-102-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2696-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2696-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2972-89-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2972-82-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2972-81-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2972-78-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2696-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2696-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2696-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2696-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2696-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0009000000012102-133.dat upx behavioral1/memory/2972-153-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2696-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/284-214-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/1120-255-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1344-254-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/284-256-0x0000000000400000-0x0000000000454000-memory.dmp upx behavioral1/memory/2696-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1344-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1120-261-0x0000000000400000-0x0000000000414000-memory.dmp upx -
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 2972 set thread context of 2696 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 30 PID 284 set thread context of 1344 284 csrsll.exe 36 PID 284 set thread context of 1120 284 csrsll.exe 37 -
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 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.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 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe Token: SeDebugPrivilege 1344 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 284 csrsll.exe 1344 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2972 wrote to memory of 2696 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 30 PID 2972 wrote to memory of 2696 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 30 PID 2972 wrote to memory of 2696 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 30 PID 2972 wrote to memory of 2696 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 30 PID 2972 wrote to memory of 2696 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 30 PID 2972 wrote to memory of 2696 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 30 PID 2972 wrote to memory of 2696 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 30 PID 2972 wrote to memory of 2696 2972 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 30 PID 2696 wrote to memory of 764 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 31 PID 2696 wrote to memory of 764 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 31 PID 2696 wrote to memory of 764 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 31 PID 2696 wrote to memory of 764 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 31 PID 764 wrote to memory of 1676 764 cmd.exe 33 PID 764 wrote to memory of 1676 764 cmd.exe 33 PID 764 wrote to memory of 1676 764 cmd.exe 33 PID 764 wrote to memory of 1676 764 cmd.exe 33 PID 2696 wrote to memory of 284 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 34 PID 2696 wrote to memory of 284 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 34 PID 2696 wrote to memory of 284 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 34 PID 2696 wrote to memory of 284 2696 fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe 34 PID 284 wrote to memory of 1344 284 csrsll.exe 36 PID 284 wrote to memory of 1344 284 csrsll.exe 36 PID 284 wrote to memory of 1344 284 csrsll.exe 36 PID 284 wrote to memory of 1344 284 csrsll.exe 36 PID 284 wrote to memory of 1344 284 csrsll.exe 36 PID 284 wrote to memory of 1344 284 csrsll.exe 36 PID 284 wrote to memory of 1344 284 csrsll.exe 36 PID 284 wrote to memory of 1344 284 csrsll.exe 36 PID 284 wrote to memory of 1120 284 csrsll.exe 37 PID 284 wrote to memory of 1120 284 csrsll.exe 37 PID 284 wrote to memory of 1120 284 csrsll.exe 37 PID 284 wrote to memory of 1120 284 csrsll.exe 37 PID 284 wrote to memory of 1120 284 csrsll.exe 37 PID 284 wrote to memory of 1120 284 csrsll.exe 37 PID 284 wrote to memory of 1120 284 csrsll.exe 37 PID 284 wrote to memory of 1120 284 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe"C:\Users\Admin\AppData\Local\Temp\fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Users\Admin\AppData\Local\Temp\fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe"C:\Users\Admin\AppData\Local\Temp\fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2696 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\UKGFS.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:764 -
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:1676
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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:284 -
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:1344
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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:1120
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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
326KB
MD595a635eb4778983d887ecea8b91ad42b
SHA1ab59ca3497e2b37dbec7616af942a3e92189a5fb
SHA256fc9c9ea86620c692e2a80dfe25e672fa0ebdc09d6742afa052b043507c6d721b
SHA51294b09eb9c2677a35ce59dba0bd80c3a28a8fedbf8f79e0d7f505d4db73cd8d65a84f4c9a1be0a2e742ea018edca9250bc893b3c9f1acd83c8473251bc2dda072