Analysis
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max time kernel
141s -
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
07-11-2024 09:22
Static task
static1
Behavioral task
behavioral1
Sample
447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483.exe
Resource
win10v2004-20241007-en
General
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Target
447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483.exe
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Size
721KB
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MD5
0d3de97c151da130351e28e4c2145aa4
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SHA1
efeffaf008298787c7ee19fb48706f758b95ee20
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SHA256
447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483
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SHA512
b608c0ec919266b83a92056a316adc9892495f9c4a2b6188c895b10212ed2ceb48b54883c590a7e5888a18ad8d498cf2550e4eea35dcb69801731402bf3e2432
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SSDEEP
12288:mMrmy90IkQlGak5LiOeFguo3+iObEwFubtD9UbdqWlaKrW9zJVjhFTSpNsd6z/DO:syHlGedo9ObEwkbtvKrW9DhFT09/DO
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/0x0009000000023bdc-19.dat healer behavioral1/memory/756-22-0x00000000009C0000-0x00000000009CA000-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" iZi21KZ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" iZi21KZ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" iZi21KZ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" iZi21KZ.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection iZi21KZ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" iZi21KZ.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/0x0008000000023bdd-26.dat family_redline behavioral1/memory/1980-28-0x0000000000610000-0x0000000000642000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 4904 sXg59sP.exe 1324 sgm29MB.exe 756 iZi21KZ.exe 1980 knF87yc.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" iZi21KZ.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\\\"" 447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483.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\\\"" sXg59sP.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\\\"" sgm29MB.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 447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sXg59sP.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sgm29MB.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language knF87yc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 756 iZi21KZ.exe 756 iZi21KZ.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 756 iZi21KZ.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1468 wrote to memory of 4904 1468 447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483.exe 84 PID 1468 wrote to memory of 4904 1468 447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483.exe 84 PID 1468 wrote to memory of 4904 1468 447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483.exe 84 PID 4904 wrote to memory of 1324 4904 sXg59sP.exe 85 PID 4904 wrote to memory of 1324 4904 sXg59sP.exe 85 PID 4904 wrote to memory of 1324 4904 sXg59sP.exe 85 PID 1324 wrote to memory of 756 1324 sgm29MB.exe 87 PID 1324 wrote to memory of 756 1324 sgm29MB.exe 87 PID 1324 wrote to memory of 1980 1324 sgm29MB.exe 94 PID 1324 wrote to memory of 1980 1324 sgm29MB.exe 94 PID 1324 wrote to memory of 1980 1324 sgm29MB.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483.exe"C:\Users\Admin\AppData\Local\Temp\447626370e05e837d5317db63c546ac8ace2292de1a812b9bdb17979475a3483.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sXg59sP.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sXg59sP.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4904 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sgm29MB.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sgm29MB.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1324 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iZi21KZ.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\iZi21KZ.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:756
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\knF87yc.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\knF87yc.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1980
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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
533KB
MD535db8148107fe3bf89ab24c556ed7ab0
SHA1348c296eda7962519fb306ac54549dde186a9380
SHA2566bb084c0cd0c4e25a0e7a1190c78a5b6629e779408c00a1db434a931899ad21b
SHA5124092a3bb26f08b8113f0b1749b4e25b203cc7e4cbf10a2f0019230fba53ed2383132b71f869069a9f654e43433399e4cba9e0117835884e608a100f0bf2c2994
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Filesize
202KB
MD5fb11758b58ad7fab3abb857a39382fa6
SHA167345f74c0e7d14f0ee1e2a429e10e44bcdf6bea
SHA256a3f4ce45333e62b9fc2b5b235b84aea837765903c2278f3328e8d1d2cefd2341
SHA5126600328b2dd9f20b175939796a3dc9205a6b9aea2fd3fb1bf4e624981204e0fb3780a7dac294f8dd57417ba8bdf4b101e686debb8b99343d504ff7d36ef18cce
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2