Analysis
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max time kernel
119s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
10-11-2024 15:32
Behavioral task
behavioral1
Sample
386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe
Resource
win10v2004-20241007-en
General
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Target
386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe
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Size
90KB
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MD5
6f9cee7ba2b5a3b925fb962e55cfb640
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SHA1
7bd57bd892c2a8cedecca25ef9d2bb7600943025
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SHA256
386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992f
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SHA512
fd1933b80be250366ce6eea06586898fa93ac844dc5ceb5f5a47588931b150d355ba7adc0ae2e9fe1738a523a791b12da1c5656ec2c11c10ff5da6ae0b5cb4d0
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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
Processes:
resource yara_rule behavioral1/memory/1680-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid Process 3068 csrsll.exe 1600 csrsll.exe 1680 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exepid Process 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription 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
Processes:
386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.execsrsll.exedescription pid Process procid_target PID 2292 set thread context of 2652 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 31 PID 3068 set thread context of 1600 3068 csrsll.exe 36 PID 3068 set thread context of 1680 3068 csrsll.exe 37 -
Processes:
resource yara_rule behavioral1/memory/2292-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2652-101-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2292-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2652-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2652-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2652-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2652-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2652-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2292-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2292-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x0005000000004ed7-133.dat upx behavioral1/memory/2652-135-0x00000000024D0000-0x0000000002523000-memory.dmp upx behavioral1/memory/2652-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3068-244-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1680-255-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2652-254-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/3068-250-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1600-259-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1680-262-0x0000000000400000-0x0000000000414000-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.
Processes:
386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.execmd.exereg.execsrsll.execsrsll.execsrsll.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.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
Processes:
csrsll.exedescription pid Process Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe Token: SeDebugPrivilege 1600 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.execsrsll.execsrsll.exepid Process 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 3068 csrsll.exe 1600 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.execmd.execsrsll.exedescription pid Process procid_target PID 2292 wrote to memory of 2652 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 31 PID 2292 wrote to memory of 2652 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 31 PID 2292 wrote to memory of 2652 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 31 PID 2292 wrote to memory of 2652 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 31 PID 2292 wrote to memory of 2652 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 31 PID 2292 wrote to memory of 2652 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 31 PID 2292 wrote to memory of 2652 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 31 PID 2292 wrote to memory of 2652 2292 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 31 PID 2652 wrote to memory of 3024 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 32 PID 2652 wrote to memory of 3024 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 32 PID 2652 wrote to memory of 3024 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 32 PID 2652 wrote to memory of 3024 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 32 PID 3024 wrote to memory of 2984 3024 cmd.exe 34 PID 3024 wrote to memory of 2984 3024 cmd.exe 34 PID 3024 wrote to memory of 2984 3024 cmd.exe 34 PID 3024 wrote to memory of 2984 3024 cmd.exe 34 PID 2652 wrote to memory of 3068 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 35 PID 2652 wrote to memory of 3068 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 35 PID 2652 wrote to memory of 3068 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 35 PID 2652 wrote to memory of 3068 2652 386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe 35 PID 3068 wrote to memory of 1600 3068 csrsll.exe 36 PID 3068 wrote to memory of 1600 3068 csrsll.exe 36 PID 3068 wrote to memory of 1600 3068 csrsll.exe 36 PID 3068 wrote to memory of 1600 3068 csrsll.exe 36 PID 3068 wrote to memory of 1600 3068 csrsll.exe 36 PID 3068 wrote to memory of 1600 3068 csrsll.exe 36 PID 3068 wrote to memory of 1600 3068 csrsll.exe 36 PID 3068 wrote to memory of 1600 3068 csrsll.exe 36 PID 3068 wrote to memory of 1680 3068 csrsll.exe 37 PID 3068 wrote to memory of 1680 3068 csrsll.exe 37 PID 3068 wrote to memory of 1680 3068 csrsll.exe 37 PID 3068 wrote to memory of 1680 3068 csrsll.exe 37 PID 3068 wrote to memory of 1680 3068 csrsll.exe 37 PID 3068 wrote to memory of 1680 3068 csrsll.exe 37 PID 3068 wrote to memory of 1680 3068 csrsll.exe 37 PID 3068 wrote to memory of 1680 3068 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe"C:\Users\Admin\AppData\Local\Temp\386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.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\386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe"C:\Users\Admin\AppData\Local\Temp\386600290cd60c6d73118c50f8c2864c24cec72bf69fc756f022dec5a059992fN.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\OMKOC.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3024 -
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:2984
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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:3068 -
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:1600
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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:1680
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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
MD54cfd63c79598b89e0f906912dc904ad9
SHA110de652e15c94fc35d2cbeb2bb933ac0652c7889
SHA25653e8d9ebe7382758a3ff03c46c6d3541cc0abf0f3ab7a18b8631736e38381eb7
SHA512b87d65bc6caffb3107feafea46cbb2f2855f6f9b4ebca6e59494bdd68174416d118181f50d90bf9c6de61b2f71a500e40c5a5fffdf4a425f9c1c222a01ee3b1d