Analysis
-
max time kernel
137s -
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
11/11/2024, 06:46
Static task
static1
Behavioral task
behavioral1
Sample
c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320.exe
Resource
win10v2004-20241007-en
General
-
Target
c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320.exe
-
Size
376KB
-
MD5
226ebef289d183a186a2dcdaff6d9f10
-
SHA1
8f6779fce4c761ad3ffb02107a61b205f3505cd3
-
SHA256
c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320
-
SHA512
e13bba9acf435644b89c12e55784dd02e86fb23a9b33d5e0ebecfc5f26c2511202f46cbaa4f2c1337fb5b72d32315f97644ff1f22309f0baf883302a912e0c27
-
SSDEEP
6144:KIy+bnr+Vp0yN90QEq9eQQAZtRYQsZA1CgFrHWYyjcMni8wi36xz1/krc7An60Ib:YMr9y90kVGTgtWdirF1/wPnnIb
Malware Config
Signatures
-
Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0008000000023ca4-12.dat healer behavioral1/memory/2648-15-0x0000000000EF0000-0x0000000000EFA000-memory.dmp healer -
Healer family
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" k5928750.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" k5928750.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" k5928750.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" k5928750.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection k5928750.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" k5928750.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 2 IoCs
resource yara_rule behavioral1/files/0x0007000000023ca5-19.dat family_redline behavioral1/memory/4416-21-0x00000000009F0000-0x0000000000A18000-memory.dmp family_redline -
Redline family
-
Executes dropped EXE 3 IoCs
pid Process 1600 y8143692.exe 2648 k5928750.exe 4416 l3553060.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" k5928750.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\\\"" c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320.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\\\"" y8143692.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 c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language y8143692.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language l3553060.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2648 k5928750.exe 2648 k5928750.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2648 k5928750.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2896 wrote to memory of 1600 2896 c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320.exe 83 PID 2896 wrote to memory of 1600 2896 c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320.exe 83 PID 2896 wrote to memory of 1600 2896 c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320.exe 83 PID 1600 wrote to memory of 2648 1600 y8143692.exe 84 PID 1600 wrote to memory of 2648 1600 y8143692.exe 84 PID 1600 wrote to memory of 4416 1600 y8143692.exe 94 PID 1600 wrote to memory of 4416 1600 y8143692.exe 94 PID 1600 wrote to memory of 4416 1600 y8143692.exe 94
Processes
-
C:\Users\Admin\AppData\Local\Temp\c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320.exe"C:\Users\Admin\AppData\Local\Temp\c6cc56aa8b44da0bfcb03bfc237e238aaa694e1ddca560d94c5430b0c3bc8320.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2896 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8143692.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8143692.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5928750.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5928750.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2648
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l3553060.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l3553060.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4416
-
-
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
-
Filesize
204KB
MD5af56dbb6c2f2b4e305ce9234a0fda42d
SHA1b7974315b915c2fb5c907ec47864396804f80d4f
SHA256b52428a05799e329799cb456dab818a61ee0174fd2509e3861325fc1bb667862
SHA512d5ae0418bd265091fff82ea478497f74aefd715e1182774d3f4ff10be88d136501d0490be0420548cda263509ecd5785d756a2a2957c036e4477f5aa09461986
-
Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
-
Filesize
136KB
MD58f30f7f88229560306c5959c605316de
SHA136f26a905a9743f6dd1608e39b37d1116cafcc0a
SHA2563a616b322cc7ca87e349b8ceabb92062ed0388308d1f9221e9cdb6f65c86b6f7
SHA512267d0f3954c416dc994e3c3e6790f6997598b71fdb7172e87265b31b7593fb29e9eb4cc295a38b969d1f2aa131b5a67525e0f4bb51a61a3dd82b7c63b867f9a0