Analysis
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max time kernel
137s -
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
04/11/2024, 20:48
Static task
static1
Behavioral task
behavioral1
Sample
2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79.exe
Resource
win10v2004-20241007-en
General
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Target
2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79.exe
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Size
376KB
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MD5
7c39aebb332874bdb6591cf18a59e304
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SHA1
09bfc14aa5208fd1a8ade7bec822bbfbe5bba378
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SHA256
2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79
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SHA512
ed3471cabf55e5a5addd3623c5795d1b06f9fd27db378eba652dfca257dab2ad55eae93aefa67cb4797ec062272a6e7189fa5845f5d6dc5a626d5703e257c714
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SSDEEP
6144:K7y+bnr+dp0yN90QEJtHOI8O0JRLn59nh8IMQdZX7JTp7ZfoRAJ90qNY+o:tMr1y905u0wj5pWkX7Rp7K+90X+o
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0009000000023c04-12.dat healer behavioral1/memory/720-15-0x00000000000B0000-0x00000000000BA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection k9707110.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" k9707110.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" k9707110.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" k9707110.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" k9707110.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" k9707110.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/0x0008000000023c05-19.dat family_redline behavioral1/memory/4724-21-0x00000000004B0000-0x00000000004D8000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 748 y5151430.exe 720 k9707110.exe 4724 l0990772.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" k9707110.exe -
Adds Run key to start application 2 TTPs 2 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\\\"" 2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" y5151430.exe -
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 2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language y5151430.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language l0990772.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 720 k9707110.exe 720 k9707110.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 720 k9707110.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 532 wrote to memory of 748 532 2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79.exe 84 PID 532 wrote to memory of 748 532 2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79.exe 84 PID 532 wrote to memory of 748 532 2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79.exe 84 PID 748 wrote to memory of 720 748 y5151430.exe 85 PID 748 wrote to memory of 720 748 y5151430.exe 85 PID 748 wrote to memory of 4724 748 y5151430.exe 90 PID 748 wrote to memory of 4724 748 y5151430.exe 90 PID 748 wrote to memory of 4724 748 y5151430.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79.exe"C:\Users\Admin\AppData\Local\Temp\2565f9888f68254d6ad60a2fcb2e5af987359edeab5179cd5c05a8e818c90c79.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:532 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5151430.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5151430.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:748 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9707110.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k9707110.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:720
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0990772.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l0990772.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4724
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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
204KB
MD5b8210fc1b5c160a4b2dd59fcd60e70ed
SHA13e83fa715d5fecc5dc06ffa540ad01d5d786a520
SHA256aeb638e95650bf5271f90d75d49c75010c8b806952ee9f6cd2580389aada9a83
SHA512353ed95ff7b1f6c7ab7be71dae240dfb3ab442346d1314295d8d59fc601a1d14904b82411508503f356ba2f45b825d74228fc54a66eace2bb0a9c9519c0ace6d
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
136KB
MD58f30f7f88229560306c5959c605316de
SHA136f26a905a9743f6dd1608e39b37d1116cafcc0a
SHA2563a616b322cc7ca87e349b8ceabb92062ed0388308d1f9221e9cdb6f65c86b6f7
SHA512267d0f3954c416dc994e3c3e6790f6997598b71fdb7172e87265b31b7593fb29e9eb4cc295a38b969d1f2aa131b5a67525e0f4bb51a61a3dd82b7c63b867f9a0