Analysis
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max time kernel
150s -
max time network
155s -
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, 22:28
Static task
static1
Behavioral task
behavioral1
Sample
abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3.exe
Resource
win10v2004-20241007-en
General
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Target
abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3.exe
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Size
689KB
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MD5
d29e5f6c8e2870a72c6bc247e2a72d0f
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SHA1
135b453e7e813ccf0a19a9d896321481182b50f6
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SHA256
abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3
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SHA512
1dd91e4128f349516ee1e7a2c8fa235610881a99cc689f0c98671bcddb5e6d1dd7a560aace5b6c8538e4f28caef7a715093b3ee7219cf41c4719612dc3f6b89c
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SSDEEP
12288:yMr6y90ckG9rP2uY3eo6YLpB9jpewZ4ZIlEEjsFGrx4VaNmgodBWjVnXI+Tw+eg:cywbO3Yb9NpoIJCdgmNdYJXIYwHg
Malware Config
Extracted
redline
boris
193.233.20.32:4125
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auth_value
766b5bdf6dbefcf7ca223351952fc38f
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/4044-18-0x0000000004930000-0x000000000494A000-memory.dmp healer behavioral1/memory/4044-20-0x0000000007250000-0x0000000007268000-memory.dmp healer behavioral1/memory/4044-48-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-46-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-44-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-42-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-40-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-38-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-36-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-34-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-32-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-30-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-28-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-26-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-24-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-22-0x0000000007250000-0x0000000007262000-memory.dmp healer behavioral1/memory/4044-21-0x0000000007250000-0x0000000007262000-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 pro5884.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro5884.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro5884.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro5884.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro5884.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro5884.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/2932-60-0x0000000004980000-0x00000000049C6000-memory.dmp family_redline behavioral1/memory/2932-61-0x0000000004D40000-0x0000000004D84000-memory.dmp family_redline behavioral1/memory/2932-87-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-85-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-83-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-81-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-79-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-77-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-75-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-73-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-71-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-69-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-67-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-65-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-63-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-62-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-95-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-93-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-91-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2932-89-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 5072 unio2327.exe 4044 pro5884.exe 2932 qu1497.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro5884.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro5884.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" unio2327.exe 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\\\"" abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2908 4044 WerFault.exe 86 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language unio2327.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro5884.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu1497.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4044 pro5884.exe 4044 pro5884.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4044 pro5884.exe Token: SeDebugPrivilege 2932 qu1497.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3612 wrote to memory of 5072 3612 abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3.exe 84 PID 3612 wrote to memory of 5072 3612 abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3.exe 84 PID 3612 wrote to memory of 5072 3612 abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3.exe 84 PID 5072 wrote to memory of 4044 5072 unio2327.exe 86 PID 5072 wrote to memory of 4044 5072 unio2327.exe 86 PID 5072 wrote to memory of 4044 5072 unio2327.exe 86 PID 5072 wrote to memory of 2932 5072 unio2327.exe 95 PID 5072 wrote to memory of 2932 5072 unio2327.exe 95 PID 5072 wrote to memory of 2932 5072 unio2327.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3.exe"C:\Users\Admin\AppData\Local\Temp\abfcc533051a56be4687593044ff1a5c5d5a2e38a6280e867712bfc99bf931c3.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3612 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2327.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2327.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5884.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5884.exe3⤵
- 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:4044 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4044 -s 10964⤵
- Program crash
PID:2908
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1497.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1497.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4044 -ip 40441⤵PID:2940
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
548KB
MD55e4e41571579e7033c714852a47d5e0d
SHA1ec9468aa59ece2f9f1685c82b7b564ad71e6859a
SHA2568710757a65d83773a5b7002daa5cd280d519d3e4b657552ba1f3a37307dce033
SHA512e813163f74bd7265c0abc21137373d5ed46d1a526fae491b782d8c7ede889106077c916460f2f5240b4cd766bb21d272fd14fd6b96dcf8f586dfb7e4847f461b
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Filesize
329KB
MD542eb31a277c1b9ad1c7491ec498b82fe
SHA1993a225b816f37f3f4a08dcb1a2d09166e95a7db
SHA256fd9d5fb25ce45ad1badb4c9025bf9975ce99812c821c7bfc77e901341c267c83
SHA51267b171b49d8de3c1031ba3182aad1698d3ce75faefb37f162258d5288bc54482ed263950c32524618d7ce88a0b167a7c107c127b834b8986e818c99832cd64c8
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Filesize
387KB
MD5b7784efe7d40506cdcaf789712d7a458
SHA169b7d5a98327b788d80b19f5172a5a61c7a08b51
SHA256fa0aaf4fe74ae01557ba0e1d8b78688e69d930fbe4220c26c0743e2af3623d70
SHA51210ed3b7324f80e5e120a35f376b8eb1a3989366e99d8d2e739ae1a5f0e7f95328a47377f1351ae34a3caff15d7d85d5e6316a4f07eac2dae42e22bb2b752f8c0