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
27/09/2024, 16:47
Behavioral task
behavioral1
Sample
b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe
Resource
win10v2004-20240802-en
General
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Target
b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe
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Size
90KB
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MD5
90704e39057b15433a2ff078c3b91ba0
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SHA1
a05d8b57456100a6c002891f56472298dbbba239
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SHA256
b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4
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SHA512
5cfb928f2e68a824e4ad2c0460ca3973f849f82fd31a96cac331ec859915af39ef48c7087829a31d2c23caac0e1db9489e6a9ed4f8373efcca2601e64b7853fd
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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 1 IoCs
resource yara_rule behavioral1/memory/1244-265-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1612 csrsll.exe 1580 csrsll.exe 1244 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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 2488 set thread context of 2600 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 31 PID 1612 set thread context of 1580 1612 csrsll.exe 36 PID 1612 set thread context of 1244 1612 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2488-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2488-92-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2488-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2488-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2488-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2488-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-109-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2488-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0005000000004ed7-135.dat upx behavioral1/memory/2600-137-0x0000000002820000-0x0000000002873000-memory.dmp upx behavioral1/memory/2600-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1612-218-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1244-253-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1612-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-258-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1580-252-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-250-0x0000000002820000-0x0000000002873000-memory.dmp upx behavioral1/memory/1580-262-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1244-265-0x0000000000400000-0x0000000000414000-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 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.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 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe Token: SeDebugPrivilege 1580 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 1612 csrsll.exe 1580 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2488 wrote to memory of 2600 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 31 PID 2488 wrote to memory of 2600 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 31 PID 2488 wrote to memory of 2600 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 31 PID 2488 wrote to memory of 2600 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 31 PID 2488 wrote to memory of 2600 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 31 PID 2488 wrote to memory of 2600 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 31 PID 2488 wrote to memory of 2600 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 31 PID 2488 wrote to memory of 2600 2488 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 31 PID 2600 wrote to memory of 2604 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 32 PID 2600 wrote to memory of 2604 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 32 PID 2600 wrote to memory of 2604 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 32 PID 2600 wrote to memory of 2604 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 32 PID 2604 wrote to memory of 1712 2604 cmd.exe 34 PID 2604 wrote to memory of 1712 2604 cmd.exe 34 PID 2604 wrote to memory of 1712 2604 cmd.exe 34 PID 2604 wrote to memory of 1712 2604 cmd.exe 34 PID 2600 wrote to memory of 1612 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 35 PID 2600 wrote to memory of 1612 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 35 PID 2600 wrote to memory of 1612 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 35 PID 2600 wrote to memory of 1612 2600 b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe 35 PID 1612 wrote to memory of 1580 1612 csrsll.exe 36 PID 1612 wrote to memory of 1580 1612 csrsll.exe 36 PID 1612 wrote to memory of 1580 1612 csrsll.exe 36 PID 1612 wrote to memory of 1580 1612 csrsll.exe 36 PID 1612 wrote to memory of 1580 1612 csrsll.exe 36 PID 1612 wrote to memory of 1580 1612 csrsll.exe 36 PID 1612 wrote to memory of 1580 1612 csrsll.exe 36 PID 1612 wrote to memory of 1580 1612 csrsll.exe 36 PID 1612 wrote to memory of 1244 1612 csrsll.exe 37 PID 1612 wrote to memory of 1244 1612 csrsll.exe 37 PID 1612 wrote to memory of 1244 1612 csrsll.exe 37 PID 1612 wrote to memory of 1244 1612 csrsll.exe 37 PID 1612 wrote to memory of 1244 1612 csrsll.exe 37 PID 1612 wrote to memory of 1244 1612 csrsll.exe 37 PID 1612 wrote to memory of 1244 1612 csrsll.exe 37 PID 1612 wrote to memory of 1244 1612 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe"C:\Users\Admin\AppData\Local\Temp\b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2488 -
C:\Users\Admin\AppData\Local\Temp\b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe"C:\Users\Admin\AppData\Local\Temp\b0c2061f4acbdccbccdecfae5b3f4fd9b7749138a09c9a5fa36b5edc72d69ea4N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\ALSWI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2604 -
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:1712
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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:1612 -
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:1580
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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:1244
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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
MD55bed07785c05ffbf72c58c5e3c5ed0d7
SHA145a6a128c5a3a1a16caf0b9d5d442a4ef848e76f
SHA2566199e68ab1398c01a80d92aa47bd7ccd21a5baf896b2c2800a0f082ae635cbac
SHA5123730916110fda0f1100e5e688b07e27f7b13034ccc80863d01878d977dd69e55b9b5597be7d8741ca2814855492cfc3b739554211a153da08c051669304d0aac