Analysis
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max time kernel
147s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 00:55
Static task
static1
Behavioral task
behavioral1
Sample
ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe
Resource
win10v2004-20241007-en
General
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Target
ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe
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Size
516KB
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MD5
82a0cbad24eb20e27f515f3ffd9cd8c0
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SHA1
cd4a5a2551c19adf38e2ce362a8c7dae64cb173a
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SHA256
ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c
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SHA512
d0912cf7cfb14d774dbffb43380d4425c776f128729c7b81157e3ddac877c19b438554db5a0bb2e2d2c7437cc98a73eab7bcbee8652c6d8936653c7d654238d0
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SSDEEP
12288:rMrNy904HAWaL8i04nioHGukmy3W/Ptvi9cS:qyT3NcOmymntvi9R
Malware Config
Extracted
redline
rosto
hueref.eu:4162
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auth_value
07d81eba8cad42bbd0ae60042d48eac6
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/4820-12-0x0000000002270000-0x000000000228A000-memory.dmp healer behavioral1/memory/4820-14-0x00000000026D0000-0x00000000026E8000-memory.dmp healer behavioral1/memory/4820-34-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-42-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-40-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-38-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-36-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-32-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-30-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-28-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-26-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-24-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-22-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-20-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-18-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-16-0x00000000026D0000-0x00000000026E2000-memory.dmp healer behavioral1/memory/4820-15-0x00000000026D0000-0x00000000026E2000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection urLB20Tu38.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" urLB20Tu38.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" urLB20Tu38.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" urLB20Tu38.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" urLB20Tu38.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" urLB20Tu38.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/936-56-0x00000000025D0000-0x0000000002616000-memory.dmp family_redline behavioral1/memory/936-58-0x0000000005130000-0x0000000005174000-memory.dmp family_redline behavioral1/memory/936-60-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-70-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-92-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-90-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-88-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-86-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-84-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-82-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-80-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-78-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-74-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-72-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-69-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-67-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-64-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-62-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-76-0x0000000005130000-0x000000000516E000-memory.dmp family_redline behavioral1/memory/936-59-0x0000000005130000-0x000000000516E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4820 urLB20Tu38.exe 936 wrhY64IR13.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features urLB20Tu38.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" urLB20Tu38.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\\\"" ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4948 4820 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 3 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 ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language urLB20Tu38.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wrhY64IR13.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4820 urLB20Tu38.exe 4820 urLB20Tu38.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4820 urLB20Tu38.exe Token: SeDebugPrivilege 936 wrhY64IR13.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 216 wrote to memory of 4820 216 ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe 83 PID 216 wrote to memory of 4820 216 ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe 83 PID 216 wrote to memory of 4820 216 ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe 83 PID 216 wrote to memory of 936 216 ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe 98 PID 216 wrote to memory of 936 216 ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe 98 PID 216 wrote to memory of 936 216 ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe"C:\Users\Admin\AppData\Local\Temp\ac0739ccf686a61d2169bdfb33ab7fd46e23ac2d5cedab94c0253ef09489039c.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:216 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urLB20Tu38.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\urLB20Tu38.exe2⤵
- 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:4820 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4820 -s 10843⤵
- Program crash
PID:4948
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrhY64IR13.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wrhY64IR13.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:936
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4820 -ip 48201⤵PID:736
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
232KB
MD5fa0bf4034c0d1c31e46269512270b913
SHA1fe2cc134263ff123c8448a62bff83853a22a8298
SHA256115b1dd2d011b884f77b0d51c7093ef306649f3d3d78c4ee8b64822add6d944f
SHA512dd688e8d5b627a70b9d5b2a847a968f8189739c3a85ad5fe68d487a5cb59bc418a95d324ab53bfe08c1c7f7ad3845aa815ca59dd212071875e5e14099e2f6a53
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Filesize
289KB
MD571a839f728f79ee4af543c5ec12771fb
SHA1f1503f9dc53c3e32ff7256d84d151f76cf601d5c
SHA256563fa95b6824faee24bef23daae68b191bbf5ec09941d90abad95f8999f195fb
SHA512b5a8fde95f70836adb284ed60fb56dcab939139f382c39a6aa4e54f859090330e99346ee27a663907f9e6b1a6bf9eb0e859da8aa92739f430f52e277fa13b6e9