Analysis
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max time kernel
147s -
max time network
149s -
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 05:22
Static task
static1
Behavioral task
behavioral1
Sample
a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exe
Resource
win10v2004-20241007-en
General
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Target
a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exe
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Size
477KB
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MD5
e9e0ec87c791572c882587581fe067da
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SHA1
e46a127d27e4cca7453f46ca29485c2bbb49d38b
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SHA256
a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575
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SHA512
58eff2327e43d3fb732403239e8a336ed6eea8f495ecb519448751b27a6139e56f92317085070f58e519f9fbfd9e29318ec2ee975eacd25859f9315589adf4f4
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SSDEEP
6144:KEy+bnr+Fp0yN90QExFGkja1SsuNIYVUSqk+6ruSouaHph9IqYAzNxb0K48iVBhN:MMr5y90da1SsuNAdNSoThGra4RRys
Malware Config
Extracted
redline
fusa
193.233.20.12:4132
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auth_value
a08b2f01bd2af756e38c5dd60e87e697
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
Processes:
resource yara_rule behavioral1/memory/3924-19-0x0000000002200000-0x000000000221A000-memory.dmp healer behavioral1/memory/3924-21-0x00000000025A0000-0x00000000025B8000-memory.dmp healer behavioral1/memory/3924-22-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-35-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-49-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-47-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-45-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-43-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-41-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-39-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-37-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-33-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-31-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-29-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-27-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-25-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/3924-23-0x00000000025A0000-0x00000000025B2000-memory.dmp healer -
Healer family
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Processes:
btq71PQ.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection btq71PQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" btq71PQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" btq71PQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" btq71PQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" btq71PQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" btq71PQ.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
Processes:
resource yara_rule behavioral1/files/0x0007000000023ca4-58.dat family_redline behavioral1/memory/4428-60-0x0000000000690000-0x00000000006C2000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
Processes:
nnM82Sm.exebtq71PQ.exedzB57Jl.exepid Process 1028 nnM82Sm.exe 3924 btq71PQ.exe 4428 dzB57Jl.exe -
Processes:
btq71PQ.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features btq71PQ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" btq71PQ.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
nnM82Sm.exea8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exedescription 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\\\"" nnM82Sm.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\\\"" a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 740 3924 WerFault.exe 85 -
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.
Processes:
btq71PQ.exedzB57Jl.exea8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exennM82Sm.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language btq71PQ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dzB57Jl.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nnM82Sm.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
btq71PQ.exepid Process 3924 btq71PQ.exe 3924 btq71PQ.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
btq71PQ.exedescription pid Process Token: SeDebugPrivilege 3924 btq71PQ.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exennM82Sm.exedescription pid Process procid_target PID 3016 wrote to memory of 1028 3016 a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exe 84 PID 3016 wrote to memory of 1028 3016 a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exe 84 PID 3016 wrote to memory of 1028 3016 a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exe 84 PID 1028 wrote to memory of 3924 1028 nnM82Sm.exe 85 PID 1028 wrote to memory of 3924 1028 nnM82Sm.exe 85 PID 1028 wrote to memory of 3924 1028 nnM82Sm.exe 85 PID 1028 wrote to memory of 4428 1028 nnM82Sm.exe 106 PID 1028 wrote to memory of 4428 1028 nnM82Sm.exe 106 PID 1028 wrote to memory of 4428 1028 nnM82Sm.exe 106
Processes
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C:\Users\Admin\AppData\Local\Temp\a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exe"C:\Users\Admin\AppData\Local\Temp\a8991465e1839b8460bf69528a75fc629b51e5079f020a36768ab7f27e393575.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnM82Sm.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnM82Sm.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btq71PQ.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btq71PQ.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:3924 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3924 -s 10844⤵
- Program crash
PID:740
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzB57Jl.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzB57Jl.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3924 -ip 39241⤵PID:2272
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
Loading Replay Monitor...
Downloads
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Filesize
374KB
MD5c5a412e4db1441d7f6556d095f80e784
SHA10bac136638e0b1cd24b86f682122c25ed51619c7
SHA2563a1861a8382a10d42efc0ac4a5a131e6172102024e4f5d985746c79f14281e52
SHA51201ffa18a8433f84911000874d7b8f11f30390c28a4a06d9cba364f4aef99b00a1edc1d682bc3d3943628d645397c848c2a2e6a0e75a60452ceddcefd45b386c8
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Filesize
235KB
MD510ebdbd3b97101647f579e816a624c0b
SHA1504e3a11a4ae58dbf156627cee7f49e89502d489
SHA2560eae82f040db8b8af792d3e005b0486093320f12601be24065e7e5569e1f8c2c
SHA51275d837bf685f529671c3be97702956de890d2a3c9f61f81c51a569363c6bedcbe367e5381f9636c78d5e96b286b77bcc8927fad4490517c80b30652ec67ec392
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Filesize
175KB
MD5da6f3bef8abc85bd09f50783059964e3
SHA1a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA5124d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec