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Analysis
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max time kernel
149s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18/10/2024, 00:52
Behavioral task
behavioral1
Sample
dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe
Resource
win10v2004-20241007-en
General
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Target
dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe
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Size
90KB
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MD5
79bf9a0a58c4f409717afe729cfde310
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SHA1
bb3ab7a59ca5e3f2e1582e13b21f2df11afaface
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SHA256
dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37
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SHA512
df0009538be75b862108a0e12e407bbdc5165702c01bf37802c0fe7e724c8d75ace8fadfe1677d611a27b9f6edf7f3c3cc9cca0b2cff68bbd5a1a41f9a0d9649
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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/1732-261-0x0000000000400000-0x0000000000414000-memory.dmp modiloader_stage2 -
Executes dropped EXE 3 IoCs
pid Process 1536 csrsll.exe 1580 csrsll.exe 1732 csrsll.exe -
Loads dropped DLL 5 IoCs
pid Process 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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 2216 set thread context of 2160 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 30 PID 1536 set thread context of 1580 1536 csrsll.exe 35 PID 1536 set thread context of 1732 1536 csrsll.exe 36 -
resource yara_rule behavioral1/memory/2216-0-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2216-26-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2216-89-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2216-90-0x0000000001E90000-0x0000000001EE3000-memory.dmp upx behavioral1/memory/2160-93-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2160-95-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2160-99-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2160-106-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2216-105-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2160-103-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/2160-102-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x0033000000019382-131.dat upx behavioral1/memory/2160-145-0x00000000034D0000-0x0000000003523000-memory.dmp upx behavioral1/memory/2160-153-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1536-215-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1732-248-0x0000000000400000-0x0000000000414000-memory.dmp upx behavioral1/memory/1536-247-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1536-255-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/2160-257-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1580-258-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/1732-261-0x0000000000400000-0x0000000000414000-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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.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 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 1536 csrsll.exe 1580 csrsll.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2216 wrote to memory of 2160 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 30 PID 2216 wrote to memory of 2160 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 30 PID 2216 wrote to memory of 2160 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 30 PID 2216 wrote to memory of 2160 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 30 PID 2216 wrote to memory of 2160 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 30 PID 2216 wrote to memory of 2160 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 30 PID 2216 wrote to memory of 2160 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 30 PID 2216 wrote to memory of 2160 2216 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 30 PID 2160 wrote to memory of 1476 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 31 PID 2160 wrote to memory of 1476 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 31 PID 2160 wrote to memory of 1476 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 31 PID 2160 wrote to memory of 1476 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 31 PID 1476 wrote to memory of 2272 1476 cmd.exe 33 PID 1476 wrote to memory of 2272 1476 cmd.exe 33 PID 1476 wrote to memory of 2272 1476 cmd.exe 33 PID 1476 wrote to memory of 2272 1476 cmd.exe 33 PID 2160 wrote to memory of 1536 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 34 PID 2160 wrote to memory of 1536 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 34 PID 2160 wrote to memory of 1536 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 34 PID 2160 wrote to memory of 1536 2160 dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe 34 PID 1536 wrote to memory of 1580 1536 csrsll.exe 35 PID 1536 wrote to memory of 1580 1536 csrsll.exe 35 PID 1536 wrote to memory of 1580 1536 csrsll.exe 35 PID 1536 wrote to memory of 1580 1536 csrsll.exe 35 PID 1536 wrote to memory of 1580 1536 csrsll.exe 35 PID 1536 wrote to memory of 1580 1536 csrsll.exe 35 PID 1536 wrote to memory of 1580 1536 csrsll.exe 35 PID 1536 wrote to memory of 1580 1536 csrsll.exe 35 PID 1536 wrote to memory of 1732 1536 csrsll.exe 36 PID 1536 wrote to memory of 1732 1536 csrsll.exe 36 PID 1536 wrote to memory of 1732 1536 csrsll.exe 36 PID 1536 wrote to memory of 1732 1536 csrsll.exe 36 PID 1536 wrote to memory of 1732 1536 csrsll.exe 36 PID 1536 wrote to memory of 1732 1536 csrsll.exe 36 PID 1536 wrote to memory of 1732 1536 csrsll.exe 36 PID 1536 wrote to memory of 1732 1536 csrsll.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe"C:\Users\Admin\AppData\Local\Temp\dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Users\Admin\AppData\Local\Temp\dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe"C:\Users\Admin\AppData\Local\Temp\dd336f129c10427622e8cf2c30c2d420d2b5d58e489f29f460d17e8176f8ad37N.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2160 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\LKYFO.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1476 -
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:2272
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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:1536 -
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:1732
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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
MD57f6a1aa931019225f15b7e09d8274904
SHA1e7130ce1ab819cc317e4713046b8863af5dffb09
SHA256df27b1e1c12fed516086196da02cdbb71bcc3ba72ff5e088fb5d259a54ed382a
SHA51247da96f07fb898c6b61310ed55d8012aeec10ba27db797b5ade2afb7dbe4302122f29c058e1a279c07efe66e226b8a2ec77d21905a0523ef2b95e2d71af844bd