Analysis
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max time kernel
118s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 07:53
Behavioral task
behavioral1
Sample
1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe
Resource
win10v2004-20241007-en
General
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Target
1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe
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Size
90KB
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MD5
611d0fdf6bba56300d42f203b50c56b7
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SHA1
53d4a47e4be9e768d154104a36c62782c9603091
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SHA256
1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a
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SHA512
c3920c513123404a92d00186f586499185a32c8755d843f718434fcf89af60f5603f001249565863da5fca2375ca71a057b9404a7b3598aad3a4b8409e42ae4d
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDg:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3m
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/3060-266-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2796 csrsll.exe 2296 csrsll.exe 3060 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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 2348 set thread context of 2536 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 31 PID 2796 set thread context of 2296 2796 csrsll.exe 36 PID 2796 set thread context of 3060 2796 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2348-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2348-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2348-88-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2348-81-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2536-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2536-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2536-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2536-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2536-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2348-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2536-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2536-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2348-78-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x0009000000018781-153.dat upx behavioral1/memory/2796-154-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2536-148-0x0000000003220000-0x0000000003273000-memory.dmp upx behavioral1/memory/2536-157-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2796-216-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/3060-252-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2796-254-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2536-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2296-263-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3060-266-0x0000000000400000-0x0000000000414000-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 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.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 64 IoCs
description pid Process Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe Token: SeDebugPrivilege 2296 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 2796 csrsll.exe 2296 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2348 wrote to memory of 2536 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 31 PID 2348 wrote to memory of 2536 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 31 PID 2348 wrote to memory of 2536 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 31 PID 2348 wrote to memory of 2536 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 31 PID 2348 wrote to memory of 2536 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 31 PID 2348 wrote to memory of 2536 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 31 PID 2348 wrote to memory of 2536 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 31 PID 2348 wrote to memory of 2536 2348 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 31 PID 2536 wrote to memory of 2940 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 32 PID 2536 wrote to memory of 2940 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 32 PID 2536 wrote to memory of 2940 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 32 PID 2536 wrote to memory of 2940 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 32 PID 2940 wrote to memory of 2036 2940 cmd.exe 34 PID 2940 wrote to memory of 2036 2940 cmd.exe 34 PID 2940 wrote to memory of 2036 2940 cmd.exe 34 PID 2940 wrote to memory of 2036 2940 cmd.exe 34 PID 2536 wrote to memory of 2796 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 35 PID 2536 wrote to memory of 2796 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 35 PID 2536 wrote to memory of 2796 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 35 PID 2536 wrote to memory of 2796 2536 1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe 35 PID 2796 wrote to memory of 2296 2796 csrsll.exe 36 PID 2796 wrote to memory of 2296 2796 csrsll.exe 36 PID 2796 wrote to memory of 2296 2796 csrsll.exe 36 PID 2796 wrote to memory of 2296 2796 csrsll.exe 36 PID 2796 wrote to memory of 2296 2796 csrsll.exe 36 PID 2796 wrote to memory of 2296 2796 csrsll.exe 36 PID 2796 wrote to memory of 2296 2796 csrsll.exe 36 PID 2796 wrote to memory of 2296 2796 csrsll.exe 36 PID 2796 wrote to memory of 3060 2796 csrsll.exe 37 PID 2796 wrote to memory of 3060 2796 csrsll.exe 37 PID 2796 wrote to memory of 3060 2796 csrsll.exe 37 PID 2796 wrote to memory of 3060 2796 csrsll.exe 37 PID 2796 wrote to memory of 3060 2796 csrsll.exe 37 PID 2796 wrote to memory of 3060 2796 csrsll.exe 37 PID 2796 wrote to memory of 3060 2796 csrsll.exe 37 PID 2796 wrote to memory of 3060 2796 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe"C:\Users\Admin\AppData\Local\Temp\1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Users\Admin\AppData\Local\Temp\1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe"C:\Users\Admin\AppData\Local\Temp\1bfbbd19d2f8867edb212775de36a27c3da84b64d3e30786a20162abbf11990a.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\CTLHC.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2940 -
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:2036
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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:2796 -
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:2296
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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:3060
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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
MD5cb5077e0cf0808d6ae12887dab610b22
SHA1c536b2864069cf1254ee21637a7928b9a3cd3054
SHA25621b83da752cc7ef010b417e65e5f11a4726516557e8020bf98b23ef44b43ba38
SHA5120a24cb1d991bcf0a4b837e2e570542f57a071b1c5341833a2979193557bd9602b0f0b0db19e234de17ebb7b70444cb3ba0d9e15b6c787b278b8c4176bda85b4e