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Analysis
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max time kernel
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max time network
29s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
19/12/2024, 23:58
Behavioral task
behavioral1
Sample
35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe
Resource
win10v2004-20241007-en
General
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Target
35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe
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Size
90KB
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MD5
cf24d2a8bfa9d9dfbf59735feeea6fa0
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SHA1
29f8c8a3674a565f2949e59ae7376c6c84012c6c
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SHA256
35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5add
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SHA512
383e8e5ccc1c209808a338643a068437d2f280c67f49a0645c7b107fdabc8b1ea85f7fab6c6d8c24f9751451d60b7a0d48cd1ed073c1f3a6b8fe3f89dde967c2
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDo:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3u
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/456-273-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2200 csrsll.exe 2604 csrsll.exe 456 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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 840 set thread context of 2696 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 29 PID 2200 set thread context of 2604 2200 csrsll.exe 34 PID 2200 set thread context of 456 2200 csrsll.exe 35 -
resource yara_rule behavioral1/memory/840-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/840-4-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2696-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2696-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/840-107-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2696-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2696-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/840-94-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2696-111-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2696-113-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/840-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/840-86-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/840-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/840-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/840-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/840-50-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x000b00000001225c-138.dat upx behavioral1/memory/2696-159-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2200-166-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2200-224-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2604-245-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/456-261-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2200-263-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2696-268-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2604-270-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/456-273-0x0000000000400000-0x0000000000414000-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 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.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 63 IoCs
description pid Process Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe Token: SeDebugPrivilege 2604 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 2200 csrsll.exe 2604 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 840 wrote to memory of 2696 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 29 PID 840 wrote to memory of 2696 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 29 PID 840 wrote to memory of 2696 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 29 PID 840 wrote to memory of 2696 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 29 PID 840 wrote to memory of 2696 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 29 PID 840 wrote to memory of 2696 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 29 PID 840 wrote to memory of 2696 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 29 PID 840 wrote to memory of 2696 840 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 29 PID 2696 wrote to memory of 2956 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 30 PID 2696 wrote to memory of 2956 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 30 PID 2696 wrote to memory of 2956 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 30 PID 2696 wrote to memory of 2956 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 30 PID 2956 wrote to memory of 3036 2956 cmd.exe 32 PID 2956 wrote to memory of 3036 2956 cmd.exe 32 PID 2956 wrote to memory of 3036 2956 cmd.exe 32 PID 2956 wrote to memory of 3036 2956 cmd.exe 32 PID 2696 wrote to memory of 2200 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 33 PID 2696 wrote to memory of 2200 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 33 PID 2696 wrote to memory of 2200 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 33 PID 2696 wrote to memory of 2200 2696 35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe 33 PID 2200 wrote to memory of 2604 2200 csrsll.exe 34 PID 2200 wrote to memory of 2604 2200 csrsll.exe 34 PID 2200 wrote to memory of 2604 2200 csrsll.exe 34 PID 2200 wrote to memory of 2604 2200 csrsll.exe 34 PID 2200 wrote to memory of 2604 2200 csrsll.exe 34 PID 2200 wrote to memory of 2604 2200 csrsll.exe 34 PID 2200 wrote to memory of 2604 2200 csrsll.exe 34 PID 2200 wrote to memory of 2604 2200 csrsll.exe 34 PID 2200 wrote to memory of 456 2200 csrsll.exe 35 PID 2200 wrote to memory of 456 2200 csrsll.exe 35 PID 2200 wrote to memory of 456 2200 csrsll.exe 35 PID 2200 wrote to memory of 456 2200 csrsll.exe 35 PID 2200 wrote to memory of 456 2200 csrsll.exe 35 PID 2200 wrote to memory of 456 2200 csrsll.exe 35 PID 2200 wrote to memory of 456 2200 csrsll.exe 35 PID 2200 wrote to memory of 456 2200 csrsll.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe"C:\Users\Admin\AppData\Local\Temp\35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:840 -
C:\Users\Admin\AppData\Local\Temp\35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.exe"C:\Users\Admin\AppData\Local\Temp\35f7e810c336f6259413ed4e80fa47f35e174ce085f70493d282b04c61ce5addN.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\PCOWO.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2956 -
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:3036
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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:2200 -
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:2604
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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:456
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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
MD5d7db7e0ce9044ea8f4a6c4658ddc3b94
SHA1c9a9221fd39d558d70773bfac41f79a553eabe85
SHA256934aadf74da1cfbd65c8c4a73d65db1675d7309e8ddc6bb560a7426b6d095ce0
SHA51260b885a8ab17e9d1052d7c33ee887fe3b96feba2fb6285724443d20b9ae2b72494dce74d3668ffa3556758333af0d8ff2cb36cb25119a2bd2ff6e09f0fc701d4