Analysis
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max time kernel
96s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-11-2024 19:57
Static task
static1
Behavioral task
behavioral1
Sample
db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe
Resource
win10v2004-20241007-en
General
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Target
db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe
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Size
506KB
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MD5
d7e92a473ec52fd0305aabbf2158f8ac
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SHA1
bac156c3dde8494d11648081181dab005d997a56
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SHA256
db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e
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SHA512
8ad05e6aad911e39e777e0f2f2086fe67c250bab5b503edc3ea28981f8ebad4705e83b36df7801359b3ad935688b9f352b836070b77c6cc50750134d41f264e2
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SSDEEP
12288:jMrvy90p9ccBUGVGW4HMAK2zhwTei8N51jtyK+RE0s44w:IycTP4vwp8N51jtyKUEndw
Malware Config
Extracted
redline
norm
77.91.124.145:4125
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auth_value
1514e6c0ec3d10a36f68f61b206f5759
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr441973.exe healer behavioral1/memory/540-8-0x0000000000590000-0x000000000059A000-memory.dmp healer -
Healer family
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Processes:
jr441973.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr441973.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr441973.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr441973.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr441973.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr441973.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr441973.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/4152-2100-0x00000000053F0000-0x0000000005422000-memory.dmp family_redline C:\Windows\Temp\1.exe family_redline behavioral1/memory/6020-2113-0x0000000000C20000-0x0000000000C50000-memory.dmp family_redline -
Redline family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
ku240499.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation ku240499.exe -
Executes dropped EXE 3 IoCs
Processes:
jr441973.exeku240499.exe1.exepid process 540 jr441973.exe 4152 ku240499.exe 6020 1.exe -
Processes:
jr441973.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" jr441973.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exedescription 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\\\"" db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 748 4152 WerFault.exe ku240499.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.
Processes:
db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exeku240499.exe1.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ku240499.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
jr441973.exepid process 540 jr441973.exe 540 jr441973.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
jr441973.exeku240499.exedescription pid process Token: SeDebugPrivilege 540 jr441973.exe Token: SeDebugPrivilege 4152 ku240499.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exeku240499.exedescription pid process target process PID 448 wrote to memory of 540 448 db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe jr441973.exe PID 448 wrote to memory of 540 448 db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe jr441973.exe PID 448 wrote to memory of 4152 448 db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe ku240499.exe PID 448 wrote to memory of 4152 448 db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe ku240499.exe PID 448 wrote to memory of 4152 448 db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe ku240499.exe PID 4152 wrote to memory of 6020 4152 ku240499.exe 1.exe PID 4152 wrote to memory of 6020 4152 ku240499.exe 1.exe PID 4152 wrote to memory of 6020 4152 ku240499.exe 1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe"C:\Users\Admin\AppData\Local\Temp\db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:448 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr441973.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr441973.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:540
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku240499.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku240499.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:6020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 15203⤵
- Program crash
PID:748
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4152 -ip 41521⤵PID:2816
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
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
14KB
MD50b8b8b4b522e92cd27363bf5e0995138
SHA17511862ea7cfeacc188200588772b4e1a8aa838c
SHA256a6bdc6557df2e8baef2e01b7890b031e0ce352e2436943d53a49accf3ca013f2
SHA512ff23871408d3c1f98a41c748bfa388bac99693d431780b03d60e14729222f6b443cd17e14207a951d40d2f846992e37f6f6bb27cc11239a686abd879b14bf884
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Filesize
426KB
MD59a77698cca1e75bbaab33e91e3b92bf8
SHA1a301ce91c3024462092a5772f71e88e2657687c3
SHA256b0d2546f6dbce6f51f6b6c91eba6adb140a824a1a7ff9c5857be3e8b930ad5b2
SHA51254567ced4afd2bf76bd9817ae43091e8a94c39efb2412a7beaa86f127adbdf21831095e624d8ab0e4a7a7d0a77552774bab8248c1b17059492f96c72327f176f
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Filesize
168KB
MD51073b2e7f778788852d3f7bb79929882
SHA17f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA51290cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0