Analysis
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max time kernel
143s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10/11/2024, 23:54
Static task
static1
Behavioral task
behavioral1
Sample
44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe
Resource
win10v2004-20241007-en
General
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Target
44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe
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Size
386KB
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MD5
6962227a65a272793ba24a0f7e56ce7a
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SHA1
4b51120789f47290115f9c13375045073ac765b6
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SHA256
44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696
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SHA512
56dc1681b5edad4b57f4f7cf8e43436e621e68f548b93a5caabd57b00e5092cef90414f520bfb5508336345510302604ce3f86c4625a1a3cfed130d1887cc764
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SSDEEP
6144:Khy+bnr+Hp0yN90QEEHA0Da8I6B9VP1mYcz4eyOfq/zjr1hsbeCWb1+lVaC9X8yq:PMr3y90WWv6Bn3+4hb1hUfO7X
Malware Config
Extracted
redline
mango
193.233.20.28:4125
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auth_value
ecf79d7f5227d998a3501c972d915d23
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023b73-5.dat healer behavioral1/memory/4428-8-0x0000000000200000-0x000000000020A000-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\DisableBehaviorMonitoring = "1" s0472Yd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s0472Yd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s0472Yd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s0472Yd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s0472Yd.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s0472Yd.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/5076-18-0x0000000002580000-0x00000000025C6000-memory.dmp family_redline behavioral1/memory/5076-20-0x0000000002600000-0x0000000002644000-memory.dmp family_redline behavioral1/memory/5076-32-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-34-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-84-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-82-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-80-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-76-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-74-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-72-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-70-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-68-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-66-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-64-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-62-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-60-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-58-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-56-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-54-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-52-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-50-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-48-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-44-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-42-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-40-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-38-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-36-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-30-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-28-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-78-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-46-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-26-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-24-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-22-0x0000000002600000-0x000000000263E000-memory.dmp family_redline behavioral1/memory/5076-21-0x0000000002600000-0x000000000263E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4428 s0472Yd.exe 5076 t88IT21.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" s0472Yd.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\\\"" 44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.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 44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language t88IT21.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4428 s0472Yd.exe 4428 s0472Yd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4428 s0472Yd.exe Token: SeDebugPrivilege 5076 t88IT21.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1196 wrote to memory of 4428 1196 44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe 83 PID 1196 wrote to memory of 4428 1196 44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe 83 PID 1196 wrote to memory of 5076 1196 44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe 96 PID 1196 wrote to memory of 5076 1196 44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe 96 PID 1196 wrote to memory of 5076 1196 44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe"C:\Users\Admin\AppData\Local\Temp\44872f87464257c873b3891f7007a0241b7b401ab64323b073256b87cd7d9696.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1196 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0472Yd.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0472Yd.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4428
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t88IT21.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t88IT21.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5076
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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
301KB
MD517550ba5d2dc0f77f7921227c93bc2bd
SHA1bac37e5ef1c8acfdb6211527bfcbbaec5719342b
SHA25661dcedfb38453427170d426c396e9bc5080ee63088b8892a7cd5621b141d6b69
SHA512fe07303bca4025cba2815c003c142a302d2fb037c1837a1c518635f41887d0b33d3b8e952dc63efbb488eb4bf8fe4d87dc31b4aa3619949b33d6bf27c607e880