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Analysis
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max time kernel
127s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2024, 11:19
Static task
static1
Behavioral task
behavioral1
Sample
6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe
Resource
win10v2004-20241007-en
General
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Target
6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe
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Size
501KB
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MD5
d189be00c6017f6b5733c29fd7d48dde
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SHA1
2c980caba87ceeea0321517216462129488d8d7d
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SHA256
6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd
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SHA512
ab91caad1f981284aa1c25949a9a900222f58c43023e9a0502a07fd39dadac8cc07dd992670af09f350ec072488249a8a48fe9e6c0792f8417cb69919ae4de9d
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SSDEEP
12288:jMr8y90lQJFOVG99Nn1Hp8EKz7yP/2nCvIa1:HykUsVGbN5De7yP/6s
Malware Config
Extracted
redline
fukia
193.233.20.13:4136
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auth_value
e5783636fbd9e4f0cf9a017bce02e67e
Signatures
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Detects Healer an antivirus disabler dropper 19 IoCs
resource yara_rule behavioral1/files/0x0008000000023ca9-12.dat healer behavioral1/memory/4040-15-0x0000000000A20000-0x0000000000A2A000-memory.dmp healer behavioral1/memory/4348-22-0x0000000002350000-0x000000000236A000-memory.dmp healer behavioral1/memory/4348-24-0x0000000002600000-0x0000000002618000-memory.dmp healer behavioral1/memory/4348-25-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-52-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-50-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-48-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-46-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-44-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-42-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-40-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-38-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-36-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-34-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-32-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-30-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-28-0x0000000002600000-0x0000000002612000-memory.dmp healer behavioral1/memory/4348-26-0x0000000002600000-0x0000000002612000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" eXA70BT.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection deY11fR.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" deY11fR.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" deY11fR.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection eXA70BT.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" eXA70BT.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" eXA70BT.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" eXA70BT.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" eXA70BT.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" deY11fR.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" deY11fR.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" deY11fR.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/0x0007000000023ca7-57.dat family_redline behavioral1/memory/1652-59-0x0000000000500000-0x0000000000532000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 4424 nrB33tQ62.exe 4040 deY11fR.exe 4348 eXA70BT.exe 1652 feM51os.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" deY11fR.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features eXA70BT.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" eXA70BT.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\\\"" 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.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\\\"" nrB33tQ62.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1804 4348 WerFault.exe 96 -
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 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nrB33tQ62.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eXA70BT.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language feM51os.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4040 deY11fR.exe 4040 deY11fR.exe 4348 eXA70BT.exe 4348 eXA70BT.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4040 deY11fR.exe Token: SeDebugPrivilege 4348 eXA70BT.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2200 wrote to memory of 4424 2200 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe 83 PID 2200 wrote to memory of 4424 2200 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe 83 PID 2200 wrote to memory of 4424 2200 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe 83 PID 4424 wrote to memory of 4040 4424 nrB33tQ62.exe 84 PID 4424 wrote to memory of 4040 4424 nrB33tQ62.exe 84 PID 4424 wrote to memory of 4348 4424 nrB33tQ62.exe 96 PID 4424 wrote to memory of 4348 4424 nrB33tQ62.exe 96 PID 4424 wrote to memory of 4348 4424 nrB33tQ62.exe 96 PID 2200 wrote to memory of 1652 2200 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe 101 PID 2200 wrote to memory of 1652 2200 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe 101 PID 2200 wrote to memory of 1652 2200 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe"C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2200 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4424 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4040
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.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:4348 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 10684⤵
- Program crash
PID:1804
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1652
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4348 -ip 43481⤵PID:2044
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
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2
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Filesize
356KB
MD57f7755cb5c2ea49fcc9be3f0e2fe3950
SHA1e7e5d30caec432df8d1a2c505617b15b0b31335a
SHA256d8b694ac6ad3b78722282b38420218e12a38482ac9919986fd4761f8a0e8d7fd
SHA5125c20c60ac18894d4ab7401101b5d75051789207afd989a04dd2e612de08cacc0d326cf181173c5680e4be7da4ad61197629828f7912e2128921bafadc1f6aaa8
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
296KB
MD5d8ecbd791419d2d4d37e2d2f3cff51b2
SHA1360c1d075a3a2c7928e19322d23baa43ba9abb66
SHA2569f53ef4bffa2953b050e078fa6ae3e1de85643313990838a5b09a1a1306845ae
SHA51219d0e9e833ed641560b1afe55ddcdaf596dd270b254dcdefeab3b049aa49ddfd4152c1bc65a12e01df7f70eac96f4033df873c8ba696f17d5b03933f954a4860