Analysis
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max time kernel
144s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
05-11-2024 12:10
Static task
static1
Behavioral task
behavioral1
Sample
c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exe
Resource
win10v2004-20241007-en
General
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Target
c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exe
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Size
659KB
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MD5
f4b18a87fa148ec4e0b019c8f5057395
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SHA1
9f069590462b65cec98435a96825c8f33dc2d298
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SHA256
c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd
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SHA512
29cdfcb45fca58fcfb74bff1164e78652dea3b209369571a5d1af14a29216eb59f23381b3abbb7b18d0d5438cccd88212e52e781252c4eddadc119ee45bc55f2
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SSDEEP
12288:XMr6y90ytGdNQhg8mrYV/q5VR1uxDjFdlRFseaOKpLwTI3:hyydmkr9exfF85OKpcTe
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
Processes:
resource yara_rule behavioral1/memory/4984-19-0x0000000002650000-0x000000000266A000-memory.dmp healer behavioral1/memory/4984-21-0x0000000002A40000-0x0000000002A58000-memory.dmp healer behavioral1/memory/4984-49-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-47-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-45-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-43-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-41-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-40-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-37-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-35-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-33-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-31-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-29-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-27-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-25-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-23-0x0000000002A40000-0x0000000002A52000-memory.dmp healer behavioral1/memory/4984-22-0x0000000002A40000-0x0000000002A52000-memory.dmp healer -
Healer family
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Processes:
pro8515.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro8515.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro8515.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro8515.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro8515.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro8515.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro8515.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
Processes:
resource yara_rule behavioral1/memory/3964-60-0x00000000025D0000-0x0000000002616000-memory.dmp family_redline behavioral1/memory/3964-61-0x00000000028D0000-0x0000000002914000-memory.dmp family_redline behavioral1/memory/3964-67-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-65-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-63-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-62-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-71-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-69-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-87-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-85-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-73-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-95-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-93-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-91-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-89-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-83-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-81-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-79-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-77-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline behavioral1/memory/3964-75-0x00000000028D0000-0x000000000290F000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
Processes:
un022475.exepro8515.exequ5765.exepid process 2860 un022475.exe 4984 pro8515.exe 3964 qu5765.exe -
Processes:
pro8515.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro8515.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro8515.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exeun022475.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" un022475.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4836 4984 WerFault.exe pro8515.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exeun022475.exepro8515.exequ5765.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un022475.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro8515.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu5765.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
pro8515.exepid process 4984 pro8515.exe 4984 pro8515.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
pro8515.exequ5765.exedescription pid process Token: SeDebugPrivilege 4984 pro8515.exe Token: SeDebugPrivilege 3964 qu5765.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exeun022475.exedescription pid process target process PID 4272 wrote to memory of 2860 4272 c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exe un022475.exe PID 4272 wrote to memory of 2860 4272 c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exe un022475.exe PID 4272 wrote to memory of 2860 4272 c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exe un022475.exe PID 2860 wrote to memory of 4984 2860 un022475.exe pro8515.exe PID 2860 wrote to memory of 4984 2860 un022475.exe pro8515.exe PID 2860 wrote to memory of 4984 2860 un022475.exe pro8515.exe PID 2860 wrote to memory of 3964 2860 un022475.exe qu5765.exe PID 2860 wrote to memory of 3964 2860 un022475.exe qu5765.exe PID 2860 wrote to memory of 3964 2860 un022475.exe qu5765.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exe"C:\Users\Admin\AppData\Local\Temp\c2398ca2c7a53545a4b158959d71848890b4954f99d39c2bd17aabdc264a9cfd.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4272 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un022475.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un022475.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2860 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8515.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8515.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4984 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4984 -s 10044⤵
- Program crash
PID:4836 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5765.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5765.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4984 -ip 49841⤵PID:4688
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
517KB
MD519dad1c71949c451457008b82e217eb7
SHA1fff510cfcc85aa185cecba94eac3945e5ea60240
SHA25655766892e8f6a7fb0d6fc8242bb5392a502968a82d43f752cdfcb9e2d0e3df94
SHA512d8c4a5a5812b66f96189da305cc0a40213e9e6b2f6dabc404ffa15b457bdeb812620c6d9cf8491c1f82dc7ec52845b812749c8d04c3dd9a3d238fa6067b88726
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Filesize
295KB
MD5d8f0e61abf1112e10a9c5a3e4b132238
SHA1e98d690abf6fd8ae7586688ea7dc3e51ea7df464
SHA2562b2316539fdbbfa1a711915552831121571c3c3c8e52f08ae995d5dab50e32c1
SHA5122a0ce70eed3a16ee08977889c349619d2e34cd4aa338219a9e0997da702060f5cb6b50188a0d5d88093ffef20ecc5fc2006caa0c816366c561da618c9ef263e1
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Filesize
353KB
MD5464404e1634e319c5c4edfcf8da5c541
SHA11de64da8098dc2757161e70fbf50c7e50bfc2c96
SHA25634aaabb53648e4f25a75e26b5d02f1e9400701258a8ccbbfeb38ffab1271341f
SHA512e295a9b4cb61ad3d6bb7975feb5afa00a254e6159511f370bd01a062c8d0ed37d5abee2acd67695f426b419e0d0cce3d039fd2e6e981f2091edff8a8cc6458f8