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Analysis
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max time kernel
142s -
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
08/11/2024, 23:09
Static task
static1
Behavioral task
behavioral1
Sample
5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c.exe
Resource
win10v2004-20241007-en
General
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Target
5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c.exe
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Size
724KB
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MD5
f282c606f690286767759c8ec4f2894c
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SHA1
f2bc296f4e53763ec3d57fb8e5a94a56f250a1d7
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SHA256
5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c
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SHA512
dee0fe53a4f6b45dd67fa22e42861cedfe80f98aceced2ced04770353144f5c7e9c07459a2538ba76c8d71803d0611eccc5e01880a4191af438ff5e4d07cda5b
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SSDEEP
12288:uMr0y90E7dtrVFbzp+YJzLzgYcaXh42AqgPiZDtbCJe9sJvS2:+yJcYlkYcaXhAfSDtb/9s3
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 2 IoCs
resource yara_rule behavioral1/files/0x0008000000023cba-19.dat healer behavioral1/memory/768-22-0x0000000000380000-0x000000000038A000-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" ioE27mO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" ioE27mO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" ioE27mO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" ioE27mO.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection ioE27mO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" ioE27mO.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/0x0007000000023cbb-26.dat family_redline behavioral1/memory/1444-28-0x0000000000010000-0x0000000000042000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 540 sCk10tm.exe 2304 sCN03dS.exe 768 ioE27mO.exe 1444 kCk37sK.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" ioE27mO.exe -
Adds Run key to start application 2 TTPs 3 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\\\"" 5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c.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\\\"" sCk10tm.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" sCN03dS.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3372 sc.exe -
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 5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sCk10tm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sCN03dS.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kCk37sK.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 768 ioE27mO.exe 768 ioE27mO.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 768 ioE27mO.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 5024 wrote to memory of 540 5024 5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c.exe 83 PID 5024 wrote to memory of 540 5024 5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c.exe 83 PID 5024 wrote to memory of 540 5024 5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c.exe 83 PID 540 wrote to memory of 2304 540 sCk10tm.exe 84 PID 540 wrote to memory of 2304 540 sCk10tm.exe 84 PID 540 wrote to memory of 2304 540 sCk10tm.exe 84 PID 2304 wrote to memory of 768 2304 sCN03dS.exe 85 PID 2304 wrote to memory of 768 2304 sCN03dS.exe 85 PID 2304 wrote to memory of 1444 2304 sCN03dS.exe 97 PID 2304 wrote to memory of 1444 2304 sCN03dS.exe 97 PID 2304 wrote to memory of 1444 2304 sCN03dS.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c.exe"C:\Users\Admin\AppData\Local\Temp\5c54203460e5212baf19e7c2eef953e169235ff1a90315a8d6208fa0ebdebe3c.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5024 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sCk10tm.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sCk10tm.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:540 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sCN03dS.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sCN03dS.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2304 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ioE27mO.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\ioE27mO.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:768
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kCk37sK.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kCk37sK.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1444
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3372
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
538KB
MD57269f20a0b932b110a9b5774acaac5a8
SHA143be615a9b6961b7b9665f186aa67a1768aa1bf2
SHA2562f9d034c1fa835348d7d42dbd04af6570c67ed67888bf2f072839fe338d2fc2b
SHA512c585280a27c25e3eaebc14111603cb12226ff1e6bd0ad566bd2f47305e7a5822939bdaef04911c7235f84cfe8355c4d3b679f5169e1ec2a1a6ae39e12a772dfa
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Filesize
202KB
MD5f2d3e7b43fa49f3e15783d972edc02a5
SHA12dd4349dce2735cd75c051a730d1c8609ec1dab9
SHA2569514b879efb54566e3e22869038be1558abf05b4e78cbc00a643f245ef8f23ed
SHA5121293b37d5410fefbd93129c7fdb7fee218032c52605bbfbd1e714ea230d47f65606938415b83d2a8b37eb8960905ee340c6cbe52f55fb7c7406667c0d8e0e565
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2