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Analysis
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max time kernel
142s -
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
12/11/2024, 04:48
Static task
static1
Behavioral task
behavioral1
Sample
f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe
Resource
win10v2004-20241007-en
General
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Target
f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe
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Size
202KB
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MD5
857e08a32f132e82fe3e0b21cdf50780
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SHA1
f3a8b111811aeb6e2d4ec8e5b41094d695c9ca2b
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SHA256
f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885
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SHA512
f874906e23468ca89dd8b3996d9ad1103459fc23745e698a48c7729498e502b0379d8586505494c37cbabdb6ddc42c9e39d01aaaf79221cab0a56ea8666e74ea
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SSDEEP
3072:KNy+bnr+O1d5GWp1icKAArDZz4N9GhbkrNEk6QfA7jkFF9j5dBKOqlY1:KNy+bnr+yp0yN90QEyfAHsF3l
Malware Config
Extracted
redline
fukia
193.233.20.13:4136
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auth_value
e5783636fbd9e4f0cf9a017bce02e67e
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023b71-6.dat healer behavioral1/memory/4460-8-0x00000000001B0000-0x00000000001BA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection foD01CW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" foD01CW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" foD01CW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" foD01CW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" foD01CW.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" foD01CW.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
resource yara_rule behavioral1/files/0x000a000000023b75-12.dat family_redline behavioral1/memory/4424-15-0x0000000000900000-0x0000000000932000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4460 foD01CW.exe 4424 hyL51Id.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" foD01CW.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\\\"" f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.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 f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language hyL51Id.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4460 foD01CW.exe 4460 foD01CW.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4460 foD01CW.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 552 wrote to memory of 4460 552 f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe 83 PID 552 wrote to memory of 4460 552 f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe 83 PID 552 wrote to memory of 4424 552 f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe 94 PID 552 wrote to memory of 4424 552 f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe 94 PID 552 wrote to memory of 4424 552 f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe"C:\Users\Admin\AppData\Local\Temp\f42acf07a3107974608042659e959a538addb5662f593fb0c246830f0063c885.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:552 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\foD01CW.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\foD01CW.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4460
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\hyL51Id.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\hyL51Id.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4424
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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
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Downloads
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2