Analysis
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max time kernel
148s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-11-2024 05:56
Static task
static1
Behavioral task
behavioral1
Sample
dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe
Resource
win10v2004-20241007-en
General
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Target
dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe
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Size
405KB
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MD5
4b1fadcb017fda86f9c3652acc39d0f3
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SHA1
7da152cd0cddee2ef678ae3ee3a140d6518b7337
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SHA256
dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb
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SHA512
9f645ee3e1edd29ed7168bb0fa7c4c930cdb7e2e4d2d507ed9b0d0e434d09f944b9ea75327835828c1dec2de4ebacdfb2cf4c2997be3dae648ae25ff8a5d914a
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SSDEEP
6144:K/y+bnr+wp0yN90QEl8XPNYL6wnO0c/RVH6loZQtPzW/iqEUUvhb3ZSEG3/iu1HL:BMrwy90zKPN4nVIOi6qXUjpGPp1Hrv
Malware Config
Extracted
redline
ronam
193.233.20.17:4139
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auth_value
125421d19d14dd7fd211bc7f6d4aea6c
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000b000000023b9a-5.dat healer behavioral1/memory/960-8-0x0000000000680000-0x000000000068A000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" kvE82ST.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection kvE82ST.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" kvE82ST.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" kvE82ST.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" kvE82ST.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" kvE82ST.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/3988-18-0x0000000002640000-0x0000000002686000-memory.dmp family_redline behavioral1/memory/3988-20-0x0000000002840000-0x0000000002884000-memory.dmp family_redline behavioral1/memory/3988-22-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-32-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-84-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-82-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-80-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-78-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-76-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-74-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-72-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-70-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-68-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-66-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-64-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-60-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-58-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-56-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-54-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-52-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-50-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-46-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-44-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-42-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-40-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-38-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-36-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-34-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-30-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-28-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-26-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-24-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-62-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-48-0x0000000002840000-0x000000000287E000-memory.dmp family_redline behavioral1/memory/3988-21-0x0000000002840000-0x000000000287E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 960 kvE82ST.exe 3988 nVK10Pj.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" kvE82ST.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description 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\\\"" dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nVK10Pj.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 960 kvE82ST.exe 960 kvE82ST.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 960 kvE82ST.exe Token: SeDebugPrivilege 3988 nVK10Pj.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4344 wrote to memory of 960 4344 dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe 83 PID 4344 wrote to memory of 960 4344 dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe 83 PID 4344 wrote to memory of 3988 4344 dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe 91 PID 4344 wrote to memory of 3988 4344 dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe 91 PID 4344 wrote to memory of 3988 4344 dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe"C:\Users\Admin\AppData\Local\Temp\dc96e2232a50d2f9c21ad59449ec6e769707996eb88d224aaa935d2ee18aa6fb.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4344 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kvE82ST.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kvE82ST.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:960
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nVK10Pj.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nVK10Pj.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3988
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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
Loading Replay Monitor...
Downloads
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
329KB
MD555ba236dab3eab64d3f0206fe9b048ea
SHA198309031af77f9f0cda6051a2d1ef1bd3d01869c
SHA256a688e863d683e08fdeec9d225f2d87d034c92126bd47a9126f25d0691e0aa101
SHA51260d83623e8d700e1af62cd97dd4916e3175a001d77d61aaa47a004369182eab24dd79ca43d12032c48763f62ac000c9028bf22b394e30a7a4312ad37cd8b9f9e