Analysis
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max time kernel
151s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
02-12-2023 19:37
Behavioral task
behavioral1
Sample
NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe
Resource
win10v2004-20231127-en
General
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Target
NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe
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Size
90KB
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MD5
dc68403f79dcc10185e91b1bc9fe23a0
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SHA1
f94e83596dc678b7f16a8c8f05d173493cafd502
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SHA256
1ab12c9f3022b8bfd675d526bfec3b2f4077316bb712027174ceb5ca22e7aece
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SHA512
a6e2bf1dff57c5105de9010d75da20b7a8a56c54b6260cdfa807767b786728367aa7eaaae4439ed7abeee2c2bbb558b2cfe693dead0b055ba12e817a22613778
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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 Second Stage 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2468-287-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/2468-294-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
Processes:
csrsll.execsrsll.execsrsll.exepid process 2892 csrsll.exe 1540 csrsll.exe 2468 csrsll.exe -
Loads dropped DLL 5 IoCs
Processes:
NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exepid process 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe -
Processes:
resource yara_rule behavioral1/memory/1984-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1984-17-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1984-29-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1984-66-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1984-76-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1984-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1984-96-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2672-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1984-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2672-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2672-109-0x0000000000400000-0x000000000040B000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/2672-148-0x0000000002540000-0x0000000002593000-memory.dmp upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/2892-150-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2672-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2892-181-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2892-230-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2892-232-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2892-234-0x0000000000400000-0x0000000000453000-memory.dmp upx C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe upx behavioral1/memory/2468-278-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/2892-280-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2672-283-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2468-287-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1540-291-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2468-294-0x0000000000400000-0x0000000000414000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows\CurrentVersion\Run\Win Pdf = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\csrsll.exe" reg.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
NEAS.dc68403f79dcc10185e91b1bc9fe23a0.execsrsll.exedescription pid process target process PID 1984 set thread context of 2672 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe PID 2892 set thread context of 1540 2892 csrsll.exe csrsll.exe PID 2892 set thread context of 2468 2892 csrsll.exe csrsll.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
csrsll.exedescription pid process Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe Token: SeDebugPrivilege 1540 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exeNEAS.dc68403f79dcc10185e91b1bc9fe23a0.execsrsll.execsrsll.exepid process 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe 2892 csrsll.exe 1540 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exeNEAS.dc68403f79dcc10185e91b1bc9fe23a0.execmd.execsrsll.exedescription pid process target process PID 1984 wrote to memory of 2672 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe PID 1984 wrote to memory of 2672 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe PID 1984 wrote to memory of 2672 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe PID 1984 wrote to memory of 2672 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe PID 1984 wrote to memory of 2672 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe PID 1984 wrote to memory of 2672 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe PID 1984 wrote to memory of 2672 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe PID 1984 wrote to memory of 2672 1984 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe PID 2672 wrote to memory of 2904 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe cmd.exe PID 2672 wrote to memory of 2904 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe cmd.exe PID 2672 wrote to memory of 2904 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe cmd.exe PID 2672 wrote to memory of 2904 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe cmd.exe PID 2904 wrote to memory of 2740 2904 cmd.exe reg.exe PID 2904 wrote to memory of 2740 2904 cmd.exe reg.exe PID 2904 wrote to memory of 2740 2904 cmd.exe reg.exe PID 2904 wrote to memory of 2740 2904 cmd.exe reg.exe PID 2672 wrote to memory of 2892 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe csrsll.exe PID 2672 wrote to memory of 2892 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe csrsll.exe PID 2672 wrote to memory of 2892 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe csrsll.exe PID 2672 wrote to memory of 2892 2672 NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe csrsll.exe PID 2892 wrote to memory of 1540 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 1540 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 1540 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 1540 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 1540 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 1540 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 1540 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 1540 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 2468 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 2468 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 2468 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 2468 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 2468 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 2468 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 2468 2892 csrsll.exe csrsll.exe PID 2892 wrote to memory of 2468 2892 csrsll.exe csrsll.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Users\Admin\AppData\Local\Temp\NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.dc68403f79dcc10185e91b1bc9fe23a0.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\YUIVG.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:2904 -
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
PID:2740 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2892 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1540 -
C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"4⤵
- Executes dropped EXE
PID:2468
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
145B
MD54eb61ec7816c34ec8c125acadc57ec1b
SHA1b0015cc865c0bb1a027be663027d3829401a31cc
SHA25608375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff
SHA512f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77
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Filesize
90KB
MD59ee60cc249a09f473a49a25cc5b1702c
SHA14f8b1959616ce7631770e6b136502900afe524bb
SHA256906e35c40912749d3e5e243a37cb3290e9b4b346065e42e7cb8446f8d1addbf7
SHA512fe1984e33fdb4c1cbbd1542728a1dce0d3041691f4077cb170c3c8aecc63e41c5d4b7dc2dcf491fba4f3b582ef8a1ab41f6e39459692796a14d244d48b84ef77