Analysis
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max time kernel
150s -
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
07-11-2024 02:49
Static task
static1
Behavioral task
behavioral1
Sample
e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1.exe
Resource
win10v2004-20241007-en
General
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Target
e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1.exe
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Size
470KB
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MD5
a8e9cd09597f7c1d79485c2bc72ed031
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SHA1
421603709b0460dea5ac3f49c7842cc8848be715
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SHA256
e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1
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SHA512
bd7bd1b84535e5d94f9690abf76d24f99decd6e32ac6f93e385477ad7d048c9893b1b7a8d37c98ec3c909aa8e63a7f04d34d6a44bff30eaefad1fb42aa98f78d
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SSDEEP
12288:PMrVy90HK6Ao9ZNrR6ihDU8GBjHyNbSlWul+VwjUoAZ:+yOZNR6+cHl5+VOUoY
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 17 IoCs
resource yara_rule behavioral1/memory/3536-19-0x00000000026D0000-0x00000000026EA000-memory.dmp healer behavioral1/memory/3536-21-0x0000000004E70000-0x0000000004E88000-memory.dmp healer behavioral1/memory/3536-39-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-49-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-47-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-45-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-43-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-41-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-38-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-35-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-33-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-31-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-29-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-28-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-25-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-23-0x0000000004E70000-0x0000000004E82000-memory.dmp healer behavioral1/memory/3536-22-0x0000000004E70000-0x0000000004E82000-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\DisableBehaviorMonitoring = "1" bqP19wk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" bqP19wk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" bqP19wk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" bqP19wk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" bqP19wk.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection bqP19wk.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/0x0007000000023cab-58.dat family_redline behavioral1/memory/2464-60-0x0000000000690000-0x00000000006C2000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3636 naZ86VK.exe 3536 bqP19wk.exe 2464 dfC93OH.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features bqP19wk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" bqP19wk.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\\\"" e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1.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\\\"" naZ86VK.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 508 3536 WerFault.exe 84 -
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 dfC93OH.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language naZ86VK.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bqP19wk.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3536 bqP19wk.exe 3536 bqP19wk.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3536 bqP19wk.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4916 wrote to memory of 3636 4916 e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1.exe 83 PID 4916 wrote to memory of 3636 4916 e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1.exe 83 PID 4916 wrote to memory of 3636 4916 e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1.exe 83 PID 3636 wrote to memory of 3536 3636 naZ86VK.exe 84 PID 3636 wrote to memory of 3536 3636 naZ86VK.exe 84 PID 3636 wrote to memory of 3536 3636 naZ86VK.exe 84 PID 3636 wrote to memory of 2464 3636 naZ86VK.exe 99 PID 3636 wrote to memory of 2464 3636 naZ86VK.exe 99 PID 3636 wrote to memory of 2464 3636 naZ86VK.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1.exe"C:\Users\Admin\AppData\Local\Temp\e78e1238a199451a67c12f4c7ab51d13d3a059a06551e03a866f48f3d3e4a7e1.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4916 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naZ86VK.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naZ86VK.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3636 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bqP19wk.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bqP19wk.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:3536 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3536 -s 10844⤵
- Program crash
PID:508
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfC93OH.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfC93OH.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2464
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3536 -ip 35361⤵PID:396
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
367KB
MD5ac3594d472327e3515b65dd685b0909c
SHA1591e7348ad0304be7873d5bf941d9ba6bb924115
SHA256d250943ed907cf13d495ef0e59fb2af373c83b74872ac8b4ecb1f7f171f89217
SHA512d1b9ebe2b746f22b1fe8c721d64ae57e310cd010bbd1222fd6ce474fceb3a46c227a95f9d67f2a56af426e1ee0a9604ea89ac0843857804b96c417f11a1265aa
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Filesize
222KB
MD5a9a31ca9a35d8caac2f16e884f5132d9
SHA1a9409333bff25265779546cee60a394f51d3ad62
SHA256422112976d1772dc6cf7a79460e8c72acc4b1d156212b15f2f0e8f84b456e32c
SHA512f330ab56bb96bf541edf4d55e739c5bc4031d2c940091ae01991e4ce4e6a9b3fc0adbe05c5fc09601e8ea44eed5ce5c12b73c85961cb12bdfd5a23ab6cec32ca
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2