Analysis
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max time kernel
145s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
05-11-2024 21:05
Static task
static1
Behavioral task
behavioral1
Sample
aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe
Resource
win10v2004-20241007-en
General
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Target
aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe
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Size
789KB
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MD5
4dca5cde49c75629fae0adaa7bd80060
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SHA1
9c2fa53cd548ebfa6ed734726e7b3e89a4220da7
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SHA256
aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb
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SHA512
3a986564ca71c06c0cdda2fd403b761249521440629a51cbd71684e8d73d733c5f9dd1433db6406308471e4940b6f58b7168830ba90335c5f23f732c83a4ea45
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SSDEEP
12288:2Mrqy90PuFAp1PKq2zHN/X3ZpgGVqfU8vaU2tdqMuzU:Qy+PVkHRYG4ta1tdq3U
Malware Config
Extracted
redline
norm
77.91.124.145:4125
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auth_value
1514e6c0ec3d10a36f68f61b206f5759
Extracted
redline
diza
77.91.124.145:4125
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auth_value
bbab0d2f0ae4d4fdd6b17077d93b3e80
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
Processes:
resource yara_rule behavioral1/memory/2064-19-0x0000000002460000-0x000000000247A000-memory.dmp healer behavioral1/memory/2064-21-0x00000000025F0000-0x0000000002608000-memory.dmp healer behavioral1/memory/2064-47-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-49-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-45-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-43-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-41-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-39-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-38-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-36-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-33-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-31-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-30-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-27-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-25-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-23-0x00000000025F0000-0x0000000002602000-memory.dmp healer behavioral1/memory/2064-22-0x00000000025F0000-0x0000000002602000-memory.dmp healer -
Healer family
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Processes:
pro0066.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0066.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0066.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0066.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0066.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro0066.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0066.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/5020-2142-0x0000000005400000-0x0000000005432000-memory.dmp family_redline C:\Windows\Temp\1.exe family_redline behavioral1/memory/5556-2155-0x0000000000380000-0x00000000003B0000-memory.dmp family_redline C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si790232.exe family_redline behavioral1/memory/2412-2166-0x0000000000970000-0x000000000099E000-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:
qu1114.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation qu1114.exe -
Executes dropped EXE 5 IoCs
Processes:
un137223.exepro0066.exequ1114.exe1.exesi790232.exepid process 880 un137223.exe 2064 pro0066.exe 5020 qu1114.exe 5556 1.exe 2412 si790232.exe -
Processes:
pro0066.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro0066.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0066.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exeun137223.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\\\"" aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.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\\\"" un137223.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 4400 2064 WerFault.exe pro0066.exe 5888 5020 WerFault.exe qu1114.exe -
System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
qu1114.exe1.exesi790232.exeaaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exeun137223.exepro0066.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu1114.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language si790232.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un137223.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro0066.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
pro0066.exepid process 2064 pro0066.exe 2064 pro0066.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
pro0066.exequ1114.exedescription pid process Token: SeDebugPrivilege 2064 pro0066.exe Token: SeDebugPrivilege 5020 qu1114.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exeun137223.exequ1114.exedescription pid process target process PID 4260 wrote to memory of 880 4260 aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe un137223.exe PID 4260 wrote to memory of 880 4260 aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe un137223.exe PID 4260 wrote to memory of 880 4260 aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe un137223.exe PID 880 wrote to memory of 2064 880 un137223.exe pro0066.exe PID 880 wrote to memory of 2064 880 un137223.exe pro0066.exe PID 880 wrote to memory of 2064 880 un137223.exe pro0066.exe PID 880 wrote to memory of 5020 880 un137223.exe qu1114.exe PID 880 wrote to memory of 5020 880 un137223.exe qu1114.exe PID 880 wrote to memory of 5020 880 un137223.exe qu1114.exe PID 5020 wrote to memory of 5556 5020 qu1114.exe 1.exe PID 5020 wrote to memory of 5556 5020 qu1114.exe 1.exe PID 5020 wrote to memory of 5556 5020 qu1114.exe 1.exe PID 4260 wrote to memory of 2412 4260 aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe si790232.exe PID 4260 wrote to memory of 2412 4260 aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe si790232.exe PID 4260 wrote to memory of 2412 4260 aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe si790232.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe"C:\Users\Admin\AppData\Local\Temp\aaf877c620c425eb56a60ba7ac3cabc3066edf85b5fcdbbfaccbdcd7a5fe75cb.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4260 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un137223.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un137223.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:880 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0066.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0066.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:2064 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 10804⤵
- Program crash
PID:4400 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1114.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1114.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5020 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5556 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 13724⤵
- Program crash
PID:5888 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si790232.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si790232.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2412
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2064 -ip 20641⤵PID:3308
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 5020 -ip 50201⤵PID:5680
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
168KB
MD5b6348fbf6101b3539990ff8380cb3bfe
SHA18679f66210848f1b6ec9c64511353e1086e0c67d
SHA2567d12635e0dbbdf5d3438628a47636387e808b94c874ba468056f754b15f21a9d
SHA5129fe50b8748b62e96ae1396feb97c340ab55bc56f146891ec166de6df15d9e75122b4ae091984b88576a1ed5f86a7194b0c9d9310c13a4b7504c3a98a81392420
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Filesize
634KB
MD515c7c02982c8badbecf8bb52d5809682
SHA197b92dff5052a31b223db6d0344c9c1d8d1f3969
SHA256e8482b8248607fe673c8adf3566728b7976c3576b59e175aa35d58f591921ff3
SHA512cde78e6f4620f2b0a670306dc8bffc71df993213b1440735fa240c8e47817f730eab5cda3b0bf3ce528f7768e58078b08f6dcf63d5453aabe3f65bf16160dcbf
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Filesize
231KB
MD58901b67b309ad803ccd249db8e04e8c3
SHA13b6f7218c0bac5fc624e0f6c47d3a8dc209643fe
SHA256a4fbcb9cf52a441ba31a63a6b018851efd27ea279563d58f92ee966cbc214dc9
SHA51237fee4e2e3d17b0a6dea50c00dd2173f54886040d8513a9742b0642344c6690c107c5db7cdfeca90b702600a674553afead3abbff06f9713b71745b0a188ab18
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Filesize
415KB
MD5ff3c98033d21f2268d4370c40a056069
SHA15a46bb7ac12e1a8c5f5a379d93c72e660f57fdc1
SHA2560c9f35f14e44cc9d6e9739351618dbffadd9991ddfc92de2abb548c45566a25e
SHA51210d764ea8b46d520d3447c1be5cc14ef64bb495eabbfacf7cf6e74c13ecd2f954150242dce3dc72bbcb55d03326ad5884b33371d1be38082f5ba8596342fa842
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Filesize
168KB
MD51073b2e7f778788852d3f7bb79929882
SHA17f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA51290cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0