Analysis
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max time kernel
149s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
02-12-2024 10:56
Behavioral task
behavioral1
Sample
f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe
Resource
win10v2004-20241007-en
General
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Target
f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe
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Size
90KB
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MD5
e72c633f40f164d2cb79007111b09759
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SHA1
bedcf01190b09bdbb89cd3c501bd12b530065e9d
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SHA256
f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f
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SHA512
a7a2ef5992511af5c2d32cbbd4d01986e63a4412cd6fd119767630ace4f58e165748c0fb1e3294a6f12b8d7bc2bdee00306688d4305d82412425be5b81d762fb
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDH:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3x
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/2208-264-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 2708 csrsll.exe 2584 csrsll.exe 2208 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description 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
description pid Process procid_target PID 2956 set thread context of 1676 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 31 PID 2708 set thread context of 2584 2708 csrsll.exe 36 PID 2708 set thread context of 2208 2708 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2956-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2956-93-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2956-84-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2956-83-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2956-80-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2956-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2956-60-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1676-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1676-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1676-97-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2956-106-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1676-108-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1676-110-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1676-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x00080000000120fe-148.dat upx behavioral1/memory/1676-137-0x00000000030D0000-0x0000000003123000-memory.dmp upx behavioral1/memory/1676-156-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2708-225-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2208-252-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1676-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2708-254-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2584-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2208-264-0x0000000000400000-0x0000000000414000-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 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.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 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe Token: SeDebugPrivilege 2584 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 2708 csrsll.exe 2584 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2956 wrote to memory of 1676 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 31 PID 2956 wrote to memory of 1676 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 31 PID 2956 wrote to memory of 1676 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 31 PID 2956 wrote to memory of 1676 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 31 PID 2956 wrote to memory of 1676 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 31 PID 2956 wrote to memory of 1676 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 31 PID 2956 wrote to memory of 1676 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 31 PID 2956 wrote to memory of 1676 2956 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 31 PID 1676 wrote to memory of 2984 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 32 PID 1676 wrote to memory of 2984 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 32 PID 1676 wrote to memory of 2984 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 32 PID 1676 wrote to memory of 2984 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 32 PID 2984 wrote to memory of 1164 2984 cmd.exe 34 PID 2984 wrote to memory of 1164 2984 cmd.exe 34 PID 2984 wrote to memory of 1164 2984 cmd.exe 34 PID 2984 wrote to memory of 1164 2984 cmd.exe 34 PID 1676 wrote to memory of 2708 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 35 PID 1676 wrote to memory of 2708 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 35 PID 1676 wrote to memory of 2708 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 35 PID 1676 wrote to memory of 2708 1676 f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe 35 PID 2708 wrote to memory of 2584 2708 csrsll.exe 36 PID 2708 wrote to memory of 2584 2708 csrsll.exe 36 PID 2708 wrote to memory of 2584 2708 csrsll.exe 36 PID 2708 wrote to memory of 2584 2708 csrsll.exe 36 PID 2708 wrote to memory of 2584 2708 csrsll.exe 36 PID 2708 wrote to memory of 2584 2708 csrsll.exe 36 PID 2708 wrote to memory of 2584 2708 csrsll.exe 36 PID 2708 wrote to memory of 2584 2708 csrsll.exe 36 PID 2708 wrote to memory of 2208 2708 csrsll.exe 37 PID 2708 wrote to memory of 2208 2708 csrsll.exe 37 PID 2708 wrote to memory of 2208 2708 csrsll.exe 37 PID 2708 wrote to memory of 2208 2708 csrsll.exe 37 PID 2708 wrote to memory of 2208 2708 csrsll.exe 37 PID 2708 wrote to memory of 2208 2708 csrsll.exe 37 PID 2708 wrote to memory of 2208 2708 csrsll.exe 37 PID 2708 wrote to memory of 2208 2708 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe"C:\Users\Admin\AppData\Local\Temp\f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Users\Admin\AppData\Local\Temp\f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe"C:\Users\Admin\AppData\Local\Temp\f3f729012dc90ee3c2369f5faff763ae6c2cbcce51fa51919ef8eecef58a908f.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1676 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\POAIR.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2984 -
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:1164
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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:2708 -
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:2584
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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:2208
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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
MD59e451f88209115d4b9c99818c1e7e69c
SHA13225419c0a3baea26695e4a6d804083ee4968284
SHA256b29858a63e4cb582cc4e42a7ee0c885d50756e96d1d2398463a77daf272c6758
SHA512bc64849fb3d1b3c4a408b01a3a66b6fd6647fcfb4dcebab04bdd8e5d12982d8feb0ea6d2a0c372263d18fff330310d588b5a7dfd398022737a3faad129572f71