Analysis
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max time kernel
143s -
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
13-11-2024 20:45
Static task
static1
Behavioral task
behavioral1
Sample
fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe
Resource
win10v2004-20241007-en
General
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Target
fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe
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Size
392KB
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MD5
f9eb108668aa397a8060e600d7bd5d67
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SHA1
0f7eb36dbb7e131b055b18ade817c9feae816d7f
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SHA256
fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f
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SHA512
fc07ced7b40082081dd8f2fffe9af14d80c3869324b929505059552620ed957d71c7adcc4a70070a8c48bf910fb5ad1308248e144b3c01dfde5ed1ff82e09fd8
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SSDEEP
12288:vMr4y90irfwI6kx9RLENM06ulena+7WmE:HyjP6kx9RwqYWWmE
Malware Config
Extracted
redline
rumfa
193.233.20.24:4123
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auth_value
749d02a6b4ef1fa2ad908e44ec2296dc
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
Processes:
resource yara_rule behavioral1/files/0x0009000000023c9c-5.dat healer behavioral1/memory/224-8-0x0000000000230000-0x000000000023A000-memory.dmp healer -
Healer family
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Processes:
buDB57gx21.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" buDB57gx21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" buDB57gx21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" buDB57gx21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" buDB57gx21.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection buDB57gx21.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" buDB57gx21.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
Processes:
resource yara_rule behavioral1/memory/3100-18-0x0000000002430000-0x0000000002476000-memory.dmp family_redline behavioral1/memory/3100-20-0x0000000002630000-0x0000000002674000-memory.dmp family_redline behavioral1/memory/3100-28-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-26-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-24-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-22-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-21-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-34-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-84-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-82-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-80-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-78-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-76-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-74-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-70-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-68-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-66-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-64-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-62-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-60-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-58-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-56-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-52-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-50-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-48-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-46-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-44-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-42-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-40-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-38-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-32-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-30-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-72-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-54-0x0000000002630000-0x000000000266E000-memory.dmp family_redline behavioral1/memory/3100-36-0x0000000002630000-0x000000000266E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
Processes:
buDB57gx21.execaZt83dC75.exepid Process 224 buDB57gx21.exe 3100 caZt83dC75.exe -
Processes:
buDB57gx21.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" buDB57gx21.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.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\\\"" fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 3964 sc.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
caZt83dC75.exefb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language caZt83dC75.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
buDB57gx21.exepid Process 224 buDB57gx21.exe 224 buDB57gx21.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
buDB57gx21.execaZt83dC75.exedescription pid Process Token: SeDebugPrivilege 224 buDB57gx21.exe Token: SeDebugPrivilege 3100 caZt83dC75.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exedescription pid Process procid_target PID 1036 wrote to memory of 224 1036 fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe 83 PID 1036 wrote to memory of 224 1036 fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe 83 PID 1036 wrote to memory of 3100 1036 fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe 92 PID 1036 wrote to memory of 3100 1036 fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe 92 PID 1036 wrote to memory of 3100 1036 fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe"C:\Users\Admin\AppData\Local\Temp\fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1036 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:224
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\caZt83dC75.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\caZt83dC75.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3100
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3964
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
16KB
MD53775024156e7208122d074eca73e9240
SHA151d08d1fd315472e8a93a911c2e3809833cc4536
SHA256c97a12f6d133e8686a846ab0a52c6dd01416af1fdf98ce3b4315b816899a004f
SHA512910eb218bc19a5be8b209ea139bb3641b14f5db7e301339405af7b5e5285753ee0fbdcb49a7fb877480a1b1f4520a795c60fcc9f43dcd81a670b04101339ed42
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Filesize
302KB
MD51c5a86f75232313703fab93a198cfae7
SHA1ecf2d10a917811db5f5da1e29c929ab6a2866a0e
SHA2566c5ec3126e35491fe8716e34691036a2cd0a24c110ad9080ecc4b1130ba92b71
SHA512fd6d22ad3c16dcfa708a2e04ca73946046867a18c10ddfda030f04bc7f77373284c043d433997c27ba7e186e814573a26e11cd0a939467b7ec7683b919f9eb0f