Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-11-2024 09:10
Static task
static1
Behavioral task
behavioral1
Sample
b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exe
Resource
win10v2004-20241007-en
General
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Target
b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exe
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Size
670KB
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MD5
3fff431cd0549149e7031170edace814
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SHA1
5110f9acaacec3c13cdbb7ece6ea2d0e11e8a548
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SHA256
b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb
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SHA512
cc0a42a293c757456d3f4178cdc71d8f3af6086d2e635c9775c9379bdd52e8fadd9ab657e480e180e9bd753894954b7a2478b5102e3f5cd8c5a9fcb6911b44e0
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SSDEEP
12288:8MrEy90UK4gDY7mbBiMZE1KvBV39TK7jzleUcJJyCWqgxMp/zj2nChFeoZPX:4y4Y7mwKBngg3uCWqbp/f2Chf
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/2892-19-0x0000000002440000-0x000000000245A000-memory.dmp healer behavioral1/memory/2892-21-0x0000000005000000-0x0000000005018000-memory.dmp healer behavioral1/memory/2892-43-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-49-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-47-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-45-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-41-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-39-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-37-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-35-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-31-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-29-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-28-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-26-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-22-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-33-0x0000000005000000-0x0000000005012000-memory.dmp healer behavioral1/memory/2892-23-0x0000000005000000-0x0000000005012000-memory.dmp healer -
Healer family
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Processes:
pro7665.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro7665.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro7665.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro7665.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro7665.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro7665.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro7665.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/1720-60-0x0000000002630000-0x0000000002676000-memory.dmp family_redline behavioral1/memory/1720-61-0x00000000026B0000-0x00000000026F4000-memory.dmp family_redline behavioral1/memory/1720-77-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-80-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-93-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-91-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-89-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-85-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-83-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-81-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-75-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-73-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-71-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-69-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-95-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-87-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-67-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-65-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-63-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline behavioral1/memory/1720-62-0x00000000026B0000-0x00000000026EF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
Processes:
un826834.exepro7665.exequ3952.exepid process 2836 un826834.exe 2892 pro7665.exe 1720 qu3952.exe -
Processes:
pro7665.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro7665.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro7665.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exeun826834.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\\\"" b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.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\\\"" un826834.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2308 2892 WerFault.exe pro7665.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:
b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exeun826834.exepro7665.exequ3952.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un826834.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro7665.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu3952.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
pro7665.exepid process 2892 pro7665.exe 2892 pro7665.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
pro7665.exequ3952.exedescription pid process Token: SeDebugPrivilege 2892 pro7665.exe Token: SeDebugPrivilege 1720 qu3952.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exeun826834.exedescription pid process target process PID 4828 wrote to memory of 2836 4828 b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exe un826834.exe PID 4828 wrote to memory of 2836 4828 b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exe un826834.exe PID 4828 wrote to memory of 2836 4828 b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exe un826834.exe PID 2836 wrote to memory of 2892 2836 un826834.exe pro7665.exe PID 2836 wrote to memory of 2892 2836 un826834.exe pro7665.exe PID 2836 wrote to memory of 2892 2836 un826834.exe pro7665.exe PID 2836 wrote to memory of 1720 2836 un826834.exe qu3952.exe PID 2836 wrote to memory of 1720 2836 un826834.exe qu3952.exe PID 2836 wrote to memory of 1720 2836 un826834.exe qu3952.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exe"C:\Users\Admin\AppData\Local\Temp\b2bb3c540cdb1a22fcfbdba53e1137ed4809227bde09cdd5ac3fd4a985dcbacb.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un826834.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un826834.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2836 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7665.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7665.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:2892 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2892 -s 10844⤵
- Program crash
PID:2308 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3952.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3952.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1720
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2892 -ip 28921⤵PID:1300
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
516KB
MD53477a51cb1cfaf2119f2dbf34093b488
SHA1741084bd20e8e0bec2df0b306c6c5f61f502d016
SHA2566055e3214a14c2eb738ffe354a5367fd5ecc6f70ceb6437cd1555d2acc654e94
SHA512645b3c9475c31d204c31cef536407deb34bb373e5e19815dd212efd62d91622de6b7e30952732e4fd85b687aea20ab624f21b1a38a6cec5cbcbfe64e51ac6748
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Filesize
237KB
MD54f60fe94d0dd2d3e0263f3e7f00a3e91
SHA1a5668008ef02b8d9e2dad274278c3d07346e55ae
SHA2561f38fc46c94a73d73ce92dd3907577f29ad2dbaeebb9860707dda7494cf54a90
SHA512c1b838d3909c22a1269c769d916186f32e426a22c623910916cd7e23fe12af0245c70501c28a31fd60e4cea2488b208402621f756afc4cc8eaa0a21de9a562bc
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Filesize
295KB
MD5bcb76d992e1783ee355b056421ae1c25
SHA18b3bcc665ee5c1febca6ace5d13d0ee4de766f4f
SHA256edc1e5688960f051be8813cf7cb08d6a2e021bdd7f42cf9da85691b93376db0d
SHA512281f56343aa8027a18b88e51483cb08160ac5e29a1f6af3d526e1e123297a901956e6d50482316d7737c5195ed44849fd8325c868e74ea81c03060209a860f71