Analysis
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max time kernel
143s -
max time network
147s -
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, 03:05
Static task
static1
Behavioral task
behavioral1
Sample
92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457.exe
Resource
win10v2004-20241007-en
General
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Target
92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457.exe
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Size
546KB
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MD5
c544960234c686fadb6f476c3aecf380
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SHA1
470f9271aa387f8ab00ca8c0ccf15140b9c9bb61
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SHA256
92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457
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SHA512
5db299bb5870e38d74feea5623970856be962a06e8e20a26672e0907d74bec2d7f35ed905e44ba92a614d01156b376ac7015ff50b06bb077fd750ef1a6544b4a
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SSDEEP
12288:xMrPy90pBVbtxFqpD2Cy4Wc/rOphb/BEwG1TpgiCjn1:iy43txFqpXyqrghjez1ii61
Malware Config
Extracted
redline
rumfa
193.233.20.24:4123
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auth_value
749d02a6b4ef1fa2ad908e44ec2296dc
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000b000000023b86-12.dat healer behavioral1/memory/2024-15-0x0000000000D30000-0x0000000000D3A000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sw77ma45OH57.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sw77ma45OH57.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sw77ma45OH57.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sw77ma45OH57.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sw77ma45OH57.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sw77ma45OH57.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/1968-22-0x0000000004B20000-0x0000000004B66000-memory.dmp family_redline behavioral1/memory/1968-24-0x0000000004D90000-0x0000000004DD4000-memory.dmp family_redline behavioral1/memory/1968-86-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-88-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-84-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-82-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-80-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-76-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-74-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-72-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-70-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-68-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-66-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-64-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-62-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-58-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-56-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-54-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-52-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-50-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-48-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-46-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-44-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-42-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-40-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-38-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-34-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-32-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-30-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-28-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-26-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-78-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-60-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-36-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline behavioral1/memory/1968-25-0x0000000004D90000-0x0000000004DCE000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 4408 vKb5675ha.exe 2024 sw77ma45OH57.exe 1968 tda39xG04.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sw77ma45OH57.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\\\"" 92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457.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\\\"" vKb5675ha.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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vKb5675ha.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tda39xG04.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2024 sw77ma45OH57.exe 2024 sw77ma45OH57.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2024 sw77ma45OH57.exe Token: SeDebugPrivilege 1968 tda39xG04.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 116 wrote to memory of 4408 116 92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457.exe 83 PID 116 wrote to memory of 4408 116 92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457.exe 83 PID 116 wrote to memory of 4408 116 92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457.exe 83 PID 4408 wrote to memory of 2024 4408 vKb5675ha.exe 84 PID 4408 wrote to memory of 2024 4408 vKb5675ha.exe 84 PID 4408 wrote to memory of 1968 4408 vKb5675ha.exe 98 PID 4408 wrote to memory of 1968 4408 vKb5675ha.exe 98 PID 4408 wrote to memory of 1968 4408 vKb5675ha.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457.exe"C:\Users\Admin\AppData\Local\Temp\92caf42be1b5208901c8fd18ad1b7c264301cd964a33f4a6216286f1ce106457.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:116 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vKb5675ha.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vKb5675ha.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4408 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw77ma45OH57.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw77ma45OH57.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2024
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tda39xG04.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tda39xG04.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1968
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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
402KB
MD59371547be1cd851656b23319a425e817
SHA1b8df28a8820d2e08d50b91e0556c3029cd7cd58d
SHA256b6dbbc83ce45238cf835af40f9c122b2acadd0bd04bbbc661260547e3d2a3219
SHA512a76279b13fd9c3cc56a89946dea440dd8b8915224ae791f19fe0b02f7a89433ba08c7a9596f1a9245743f42c5337bd21f2b22567476976cb7d9ae09a2dbd1437
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Filesize
15KB
MD5f969f09442e42355922f780b3da2fc37
SHA1f7b6fb52c35a8fe55d55ec5e1f2a0d2c4f70dba2
SHA256bc1fa175f39f85d97263db7aa8d9912db9d77ffdbb22855bb1cf3210da33e229
SHA512a434884d1e66deab53d56c19971bffbe641babf578aeda3ba239330bbcca87d61e6d41e2889d5b956f9124525f1ccc1a2253cc394bb42e938579f7121ab18aab
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Filesize
375KB
MD5cd6966060f9f437f1933aba4b8703cca
SHA19f69f3f9317a4a6526c99074bb851bc4a1c30788
SHA25624a0f1a482ffbadb53221d40b7669cfb6352b0ccffb786a595cfeb4d9805b9f0
SHA512d7249fb6f039225e99d30293f69453c0c08a44bf12887d656d4e30fa896aaf51d31fab132ed6840ffe0f305f3ce8cf0be315835bf221745a7b4dac27640c1929