Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 00:12
Static task
static1
Behavioral task
behavioral1
Sample
b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd.exe
Resource
win10v2004-20241007-en
General
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Target
b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd.exe
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Size
556KB
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MD5
27bac1cc99ec7c0e30cd4d876c2d63a6
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SHA1
6e577225da3e36491f0c73084ef54cf1f716d07f
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SHA256
b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd
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SHA512
5ed2280708a13fa095d31383ec466696a6ffb6725460a1f11ec3c930a3dd9443e5243d26f9a4dd1908983a34e45273576d537c071b8c5829655228e43e35c300
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SSDEEP
12288:BMrpy90utsd+LQFeLl5XWrqlQC+OYntEJ6MI6qn58zjvj+TC66V:QyRid28efX2oV+OY2JBIF+STCn
Malware Config
Extracted
redline
ruzhpe
pepunn.com:4162
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auth_value
f735ced96ae8d01d0bd1d514240e54e0
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0008000000023c95-12.dat healer behavioral1/memory/3520-15-0x00000000002D0000-0x00000000002DA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sw95Hc79Gm96.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sw95Hc79Gm96.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sw95Hc79Gm96.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sw95Hc79Gm96.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sw95Hc79Gm96.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sw95Hc79Gm96.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/3420-22-0x0000000004C70000-0x0000000004CB6000-memory.dmp family_redline behavioral1/memory/3420-24-0x00000000078B0000-0x00000000078F4000-memory.dmp family_redline behavioral1/memory/3420-38-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-40-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-36-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-34-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-32-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-82-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-62-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-50-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-30-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-28-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-26-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-25-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-42-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-88-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-86-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-84-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-80-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-78-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-76-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-74-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-72-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-70-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-68-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-66-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-64-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-60-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-58-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-57-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-54-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-53-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-48-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-46-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline behavioral1/memory/3420-44-0x00000000078B0000-0x00000000078EE000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 3476 vkFP1165Ft.exe 3520 sw95Hc79Gm96.exe 3420 tkWQ36EO65oi.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sw95Hc79Gm96.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\\\"" b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd.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\\\"" vkFP1165Ft.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 b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vkFP1165Ft.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tkWQ36EO65oi.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3520 sw95Hc79Gm96.exe 3520 sw95Hc79Gm96.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3520 sw95Hc79Gm96.exe Token: SeDebugPrivilege 3420 tkWQ36EO65oi.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3832 wrote to memory of 3476 3832 b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd.exe 83 PID 3832 wrote to memory of 3476 3832 b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd.exe 83 PID 3832 wrote to memory of 3476 3832 b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd.exe 83 PID 3476 wrote to memory of 3520 3476 vkFP1165Ft.exe 84 PID 3476 wrote to memory of 3520 3476 vkFP1165Ft.exe 84 PID 3476 wrote to memory of 3420 3476 vkFP1165Ft.exe 96 PID 3476 wrote to memory of 3420 3476 vkFP1165Ft.exe 96 PID 3476 wrote to memory of 3420 3476 vkFP1165Ft.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd.exe"C:\Users\Admin\AppData\Local\Temp\b7fc0a2c2e19a5ccc19ce7e409189c78df41c74af127f0b08ea3e7656973a7fd.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3832 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkFP1165Ft.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkFP1165Ft.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3476 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw95Hc79Gm96.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw95Hc79Gm96.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3520
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkWQ36EO65oi.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkWQ36EO65oi.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3420
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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
Loading Replay Monitor...
Downloads
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Filesize
411KB
MD5dad25721b3c9c54a0b1f314d320ad11a
SHA122f455072dd9d5ea2490307f1fb22550d9fab286
SHA2565375acce97556f5e1e85537b1c87cd6f47d0383169e3a174d9610a1946382d88
SHA5122163ee62e9c5f8c7bde5e47e128a6020db37dbbbc05ed8f75e4813d0e970c631790815382d8e22041b743d057619bdc711706ec013c3437bcfcab0ee27aca6b8
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Filesize
17KB
MD59d9ae85ceedfed4d46d83884958fa56c
SHA19679e72e396f786861431edc11813d19c6219ba4
SHA25693ec2b1064557fdd87f13c218b1bb0a34b0783010c4f1a586341914e3cda3f54
SHA5128c5e1815814b9a32ac52ec6fb049b6f2723dfd2f4eafebbee037c8a383367552d866860d50c7c7ceb80c5d711ee9d07ddcf575983a009b499256b138f82aea8d
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Filesize
410KB
MD54a99afd6ed76b99078df204b18a8b896
SHA1f31f5bc1af96226972ccb4f09f31e951bf8c8c50
SHA256ef798a02a3eb5140e2cf2f4a5cc1baa245c94df5a355e26fb5e1371f7f832473
SHA51279d7fe86efd6624e78af1bdd89713ccf1a0de364ce87a1b1faa904643d5efe003e2083134cd99f78dde26c4587cee6fa8fa02153cbd24a452c49a1e95d94c6d4