Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 23:20
Behavioral task
behavioral1
Sample
856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe
Resource
win10v2004-20241007-en
General
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Target
856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe
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Size
90KB
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MD5
016bcfd3b079d5617d5f8ea7fa1a4916
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SHA1
22767adca11cd7e069172b69706073ad8e300b9f
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SHA256
856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0
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SHA512
a28910e465ee4ed6aca6886546bdd1e3cf520d676cfcc2b7720363669212d8cbabc573a42e37fcbd5d7674a4a0770360e16405bd8bd51134ddef9e1b9c5760bc
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SSDEEP
1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDC:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3E
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 2 IoCs
resource yara_rule behavioral1/memory/1976-252-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 behavioral1/memory/1976-262-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 264 csrsll.exe 932 csrsll.exe 1976 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\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 2504 set thread context of 2600 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 30 PID 264 set thread context of 932 264 csrsll.exe 36 PID 264 set thread context of 1976 264 csrsll.exe 37 -
resource yara_rule behavioral1/memory/2504-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-107-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-105-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-104-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2504-103-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2600-96-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-94-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-100-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2504-91-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2504-85-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2504-82-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2504-79-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2504-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/264-151-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/files/0x00090000000120ff-147.dat upx behavioral1/memory/2600-154-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2600-260-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/264-257-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1976-252-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/264-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/932-261-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1976-262-0x0000000000400000-0x0000000000414000-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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.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 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe Token: SeDebugPrivilege 932 csrsll.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 264 csrsll.exe 932 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2504 wrote to memory of 2600 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 30 PID 2504 wrote to memory of 2600 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 30 PID 2504 wrote to memory of 2600 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 30 PID 2504 wrote to memory of 2600 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 30 PID 2504 wrote to memory of 2600 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 30 PID 2504 wrote to memory of 2600 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 30 PID 2504 wrote to memory of 2600 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 30 PID 2504 wrote to memory of 2600 2504 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 30 PID 2600 wrote to memory of 288 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 31 PID 2600 wrote to memory of 288 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 31 PID 2600 wrote to memory of 288 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 31 PID 2600 wrote to memory of 288 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 31 PID 288 wrote to memory of 1244 288 cmd.exe 33 PID 288 wrote to memory of 1244 288 cmd.exe 33 PID 288 wrote to memory of 1244 288 cmd.exe 33 PID 288 wrote to memory of 1244 288 cmd.exe 33 PID 2600 wrote to memory of 264 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 34 PID 2600 wrote to memory of 264 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 34 PID 2600 wrote to memory of 264 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 34 PID 2600 wrote to memory of 264 2600 856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe 34 PID 264 wrote to memory of 932 264 csrsll.exe 36 PID 264 wrote to memory of 932 264 csrsll.exe 36 PID 264 wrote to memory of 932 264 csrsll.exe 36 PID 264 wrote to memory of 932 264 csrsll.exe 36 PID 264 wrote to memory of 932 264 csrsll.exe 36 PID 264 wrote to memory of 932 264 csrsll.exe 36 PID 264 wrote to memory of 932 264 csrsll.exe 36 PID 264 wrote to memory of 932 264 csrsll.exe 36 PID 264 wrote to memory of 1976 264 csrsll.exe 37 PID 264 wrote to memory of 1976 264 csrsll.exe 37 PID 264 wrote to memory of 1976 264 csrsll.exe 37 PID 264 wrote to memory of 1976 264 csrsll.exe 37 PID 264 wrote to memory of 1976 264 csrsll.exe 37 PID 264 wrote to memory of 1976 264 csrsll.exe 37 PID 264 wrote to memory of 1976 264 csrsll.exe 37 PID 264 wrote to memory of 1976 264 csrsll.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe"C:\Users\Admin\AppData\Local\Temp\856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2504 -
C:\Users\Admin\AppData\Local\Temp\856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.exe"C:\Users\Admin\AppData\Local\Temp\856b606aea0a4549a132eea7f2c50eaa6b328b0fbab80fb4d060ee1070a3e5c0.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\JOKKW.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:288 -
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:1244
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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:264 -
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:932
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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:1976
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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
MD542d93d7c91d8140f160bd4078d3b2688
SHA1d1b50427919299b95309fd34ef023d35e0fc661c
SHA2563db585a587aa371ab6a48feea26ddd08fc45a547bf0b93cf23ef9b502112d16b
SHA512e1221440fc20450c8366d678787fa4a617a75ada3aa107812656f6047d13777b81c4b952093138da9f9737dc24ff8d19059bcebd9646d694ce1975b93b4f2689