Analysis
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max time kernel
119s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-01-2025 05:38
Behavioral task
behavioral1
Sample
a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe
Resource
win10v2004-20241007-en
General
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Target
a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe
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Size
90KB
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MD5
fc4ffbcbdac28efd3e6356060b553889
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SHA1
c462ee140d06c4dd7e16d8752df23e64ce3bd2b5
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SHA256
a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d
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SHA512
28c29dc68b2656a80b9c7ec6871a6e4ec9f8f86794bacee7f9f1b81d29f1adc4bfa321ee03a7f72ca3763cfaf4ed44f20d9f6857b78fda1d4c7eabb2c7e6df87
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDB: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/1616-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2896 csrsll.exe 1740 csrsll.exe 1616 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\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 3052 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 30 PID 2896 set thread context of 1740 2896 csrsll.exe 35 PID 2896 set thread context of 1616 2896 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/2100-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2100-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2100-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2100-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3052-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3052-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3052-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2100-110-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3052-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x00090000000120f9-153.dat upx behavioral1/memory/3052-149-0x0000000001E80000-0x0000000001ED3000-memory.dmp upx behavioral1/memory/3052-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2896-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3052-244-0x0000000001E80000-0x0000000001ED3000-memory.dmp upx behavioral1/memory/3052-243-0x0000000001E80000-0x0000000001ED3000-memory.dmp upx behavioral1/memory/3052-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2896-256-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1616-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1740-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1616-265-0x0000000000400000-0x0000000000414000-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 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 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe Token: SeDebugPrivilege 1740 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 2896 csrsll.exe 1740 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2100 wrote to memory of 3052 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 30 PID 2100 wrote to memory of 3052 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 30 PID 2100 wrote to memory of 3052 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 30 PID 2100 wrote to memory of 3052 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 30 PID 2100 wrote to memory of 3052 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 30 PID 2100 wrote to memory of 3052 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 30 PID 2100 wrote to memory of 3052 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 30 PID 2100 wrote to memory of 3052 2100 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 30 PID 3052 wrote to memory of 3000 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 31 PID 3052 wrote to memory of 3000 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 31 PID 3052 wrote to memory of 3000 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 31 PID 3052 wrote to memory of 3000 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 31 PID 3000 wrote to memory of 1852 3000 cmd.exe 33 PID 3000 wrote to memory of 1852 3000 cmd.exe 33 PID 3000 wrote to memory of 1852 3000 cmd.exe 33 PID 3000 wrote to memory of 1852 3000 cmd.exe 33 PID 3052 wrote to memory of 2896 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 34 PID 3052 wrote to memory of 2896 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 34 PID 3052 wrote to memory of 2896 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 34 PID 3052 wrote to memory of 2896 3052 a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe 34 PID 2896 wrote to memory of 1740 2896 csrsll.exe 35 PID 2896 wrote to memory of 1740 2896 csrsll.exe 35 PID 2896 wrote to memory of 1740 2896 csrsll.exe 35 PID 2896 wrote to memory of 1740 2896 csrsll.exe 35 PID 2896 wrote to memory of 1740 2896 csrsll.exe 35 PID 2896 wrote to memory of 1740 2896 csrsll.exe 35 PID 2896 wrote to memory of 1740 2896 csrsll.exe 35 PID 2896 wrote to memory of 1740 2896 csrsll.exe 35 PID 2896 wrote to memory of 1616 2896 csrsll.exe 36 PID 2896 wrote to memory of 1616 2896 csrsll.exe 36 PID 2896 wrote to memory of 1616 2896 csrsll.exe 36 PID 2896 wrote to memory of 1616 2896 csrsll.exe 36 PID 2896 wrote to memory of 1616 2896 csrsll.exe 36 PID 2896 wrote to memory of 1616 2896 csrsll.exe 36 PID 2896 wrote to memory of 1616 2896 csrsll.exe 36 PID 2896 wrote to memory of 1616 2896 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe"C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.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\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe"C:\Users\Admin\AppData\Local\Temp\a8ba66d4f201e4653f12d90e63d04892871c60289b6c10d85ae0c85705a0233d.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3052 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\QHQNI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3000 -
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:1852
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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:2896 -
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:1740
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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:1616
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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
MD5213a8f0043efd471e571106904d764a2
SHA164781fe20ac6311ea76c884843c18db37564d694
SHA25654781f1cea23cd65ebcda2ce6b150902e58a67c22a779f503aa995ad0a104186
SHA512aca086374de9968ffc334db510aa4b64a6552d897ee933f865729ebb8e93b76077f207d71075d1949b2144b314f0b4ff2da14d0b1c1c5533afc9c949a8e619a6