Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
03-12-2024 07:32
Behavioral task
behavioral1
Sample
3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe
Resource
win10v2004-20241007-en
General
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Target
3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe
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Size
90KB
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MD5
7e0d7933dc94c66f37ea054a95284be0
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SHA1
98314d7b207a7ef98d75fb8513a554af68f1b98e
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SHA256
3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90
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SHA512
02d2322105a500fdf1caed293fd49f846b119acc62caedb11e04294f879800b3cc18f2caaed99d21905a1f643cb4aa35e34d386e70fd2d3952b3620f335b4153
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y
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/876-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1460 csrsll.exe 1900 csrsll.exe 876 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\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 2552 set thread context of 1476 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 30 PID 1460 set thread context of 1900 1460 csrsll.exe 35 PID 1460 set thread context of 876 1460 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2552-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-86-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1476-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2552-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1476-98-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1476-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2552-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2552-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1476-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1476-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1476-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1476-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1476-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000c000000012263-135.dat upx behavioral1/memory/1476-149-0x0000000003200000-0x0000000003253000-memory.dmp upx behavioral1/memory/1476-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1476-214-0x0000000003200000-0x0000000003253000-memory.dmp upx behavioral1/memory/1460-233-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/876-254-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1460-258-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1476-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1900-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/876-266-0x0000000000400000-0x0000000000414000-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 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 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe Token: SeDebugPrivilege 1900 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 1460 csrsll.exe 1900 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2552 wrote to memory of 1476 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 30 PID 2552 wrote to memory of 1476 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 30 PID 2552 wrote to memory of 1476 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 30 PID 2552 wrote to memory of 1476 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 30 PID 2552 wrote to memory of 1476 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 30 PID 2552 wrote to memory of 1476 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 30 PID 2552 wrote to memory of 1476 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 30 PID 2552 wrote to memory of 1476 2552 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 30 PID 1476 wrote to memory of 2680 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 31 PID 1476 wrote to memory of 2680 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 31 PID 1476 wrote to memory of 2680 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 31 PID 1476 wrote to memory of 2680 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 31 PID 2680 wrote to memory of 2336 2680 cmd.exe 33 PID 2680 wrote to memory of 2336 2680 cmd.exe 33 PID 2680 wrote to memory of 2336 2680 cmd.exe 33 PID 2680 wrote to memory of 2336 2680 cmd.exe 33 PID 1476 wrote to memory of 1460 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 34 PID 1476 wrote to memory of 1460 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 34 PID 1476 wrote to memory of 1460 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 34 PID 1476 wrote to memory of 1460 1476 3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe 34 PID 1460 wrote to memory of 1900 1460 csrsll.exe 35 PID 1460 wrote to memory of 1900 1460 csrsll.exe 35 PID 1460 wrote to memory of 1900 1460 csrsll.exe 35 PID 1460 wrote to memory of 1900 1460 csrsll.exe 35 PID 1460 wrote to memory of 1900 1460 csrsll.exe 35 PID 1460 wrote to memory of 1900 1460 csrsll.exe 35 PID 1460 wrote to memory of 1900 1460 csrsll.exe 35 PID 1460 wrote to memory of 1900 1460 csrsll.exe 35 PID 1460 wrote to memory of 876 1460 csrsll.exe 36 PID 1460 wrote to memory of 876 1460 csrsll.exe 36 PID 1460 wrote to memory of 876 1460 csrsll.exe 36 PID 1460 wrote to memory of 876 1460 csrsll.exe 36 PID 1460 wrote to memory of 876 1460 csrsll.exe 36 PID 1460 wrote to memory of 876 1460 csrsll.exe 36 PID 1460 wrote to memory of 876 1460 csrsll.exe 36 PID 1460 wrote to memory of 876 1460 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe"C:\Users\Admin\AppData\Local\Temp\3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Users\Admin\AppData\Local\Temp\3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe"C:\Users\Admin\AppData\Local\Temp\3297d2c79db9ea9be354b2dc46a9b3c9e9836261a0003affad5b8fd452fedc90N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1476 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\RFIEC.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2680 -
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:2336
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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:1460 -
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:1900
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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:876
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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
MD5c85c8df755994474320b56ccec59b77a
SHA12850a0048b94eefd7e6481f9a76f85d29050bece
SHA2567092aacde26432a2ebea656fc32e43dda9cdf0d7a03ab2cc382b0ac736967f9d
SHA5129a6c8c31e89fd4dd10aff1886b51f5f4e8f2dc5ff2f5dc34f748fbd15724659aca74a9c32b58870912b7b10418e6b567631d9d9c9027f1691da23aa5afb87053