Analysis
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max time kernel
149s -
max time network
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platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
31-12-2024 05:56
Behavioral task
behavioral1
Sample
f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe
Resource
win10v2004-20241007-en
General
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Target
f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe
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Size
90KB
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MD5
7cdb8148385fba1ada9241e9a293313d
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SHA1
0f372c5bcc7c6d5578d9a59f9c874b4fc82214b3
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SHA256
f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f
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SHA512
eef78c4285cdc55c0586e9ccde39a3d6fd25f225531224a407fd636849f35fe3590c0191809b926299da6af3f2d8a0cb29c450c36ab2d1c0d5dcbcb694f54573
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDz:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE39
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/1596-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 560 csrsll.exe 2304 csrsll.exe 1596 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\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 2292 set thread context of 2772 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 28 PID 560 set thread context of 2304 560 csrsll.exe 33 PID 560 set thread context of 1596 560 csrsll.exe 34 -
resource yara_rule behavioral1/memory/2292-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-87-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-104-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2772-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000b0000000120d5-134.dat upx behavioral1/memory/2772-148-0x0000000001EF0000-0x0000000001F43000-memory.dmp upx behavioral1/memory/2772-155-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/560-174-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1596-251-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/560-253-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2772-256-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2304-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1596-265-0x0000000000400000-0x0000000000414000-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 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.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 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe Token: SeDebugPrivilege 2304 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 560 csrsll.exe 2304 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2292 wrote to memory of 2772 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 28 PID 2292 wrote to memory of 2772 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 28 PID 2292 wrote to memory of 2772 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 28 PID 2292 wrote to memory of 2772 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 28 PID 2292 wrote to memory of 2772 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 28 PID 2292 wrote to memory of 2772 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 28 PID 2292 wrote to memory of 2772 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 28 PID 2292 wrote to memory of 2772 2292 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 28 PID 2772 wrote to memory of 2608 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 29 PID 2772 wrote to memory of 2608 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 29 PID 2772 wrote to memory of 2608 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 29 PID 2772 wrote to memory of 2608 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 29 PID 2608 wrote to memory of 1844 2608 cmd.exe 31 PID 2608 wrote to memory of 1844 2608 cmd.exe 31 PID 2608 wrote to memory of 1844 2608 cmd.exe 31 PID 2608 wrote to memory of 1844 2608 cmd.exe 31 PID 2772 wrote to memory of 560 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 32 PID 2772 wrote to memory of 560 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 32 PID 2772 wrote to memory of 560 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 32 PID 2772 wrote to memory of 560 2772 f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe 32 PID 560 wrote to memory of 2304 560 csrsll.exe 33 PID 560 wrote to memory of 2304 560 csrsll.exe 33 PID 560 wrote to memory of 2304 560 csrsll.exe 33 PID 560 wrote to memory of 2304 560 csrsll.exe 33 PID 560 wrote to memory of 2304 560 csrsll.exe 33 PID 560 wrote to memory of 2304 560 csrsll.exe 33 PID 560 wrote to memory of 2304 560 csrsll.exe 33 PID 560 wrote to memory of 2304 560 csrsll.exe 33 PID 560 wrote to memory of 1596 560 csrsll.exe 34 PID 560 wrote to memory of 1596 560 csrsll.exe 34 PID 560 wrote to memory of 1596 560 csrsll.exe 34 PID 560 wrote to memory of 1596 560 csrsll.exe 34 PID 560 wrote to memory of 1596 560 csrsll.exe 34 PID 560 wrote to memory of 1596 560 csrsll.exe 34 PID 560 wrote to memory of 1596 560 csrsll.exe 34 PID 560 wrote to memory of 1596 560 csrsll.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe"C:\Users\Admin\AppData\Local\Temp\f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2292 -
C:\Users\Admin\AppData\Local\Temp\f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe"C:\Users\Admin\AppData\Local\Temp\f558fa7a9519ee30a5c0c17911daca00f1e1e2d8179a2653f84e8faaf6a9b99f.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\KJXEN.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2608 -
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:1844
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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:560 -
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:2304
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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:1596
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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
MD5d9403b5778e43e0199163fd59ce4b19c
SHA1905853daf55e01d8a81b87a43253aa971ecdf271
SHA256023fc45e5d4e5d2a47e7456422d7709fbc2f4bd1d5bdeb44b7181ab1373294e0
SHA512194b3dfbfbf9afe46dad13dba973e4030dacb916dd2cd80cbbc62feea96d352aee5e39a21b4182d49923a56b3a0dd3f7cd04b1d87aec22843a5f093c977369d8