Analysis
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max time kernel
144s -
max time network
153s -
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, 21:44
Static task
static1
Behavioral task
behavioral1
Sample
b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.exe
Resource
win10v2004-20241007-en
General
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Target
b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.exe
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Size
1.3MB
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MD5
3b421e0140b9cf554134f52e496dddae
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SHA1
c108df4c890f7ed57d910482444333a6d323bacd
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SHA256
b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6
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SHA512
938bad3f668981455c7c535e066f37d8f41c2e1acb079ff79430dc0a962b043265dbf80a32f0d67ab2f9a79dcee1e781357cf248d572f29752017bbfb149e18a
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SSDEEP
24576:gOR69vbjPC6E/ejiI631d0ALtKexAQGCFs/y6aHW+uiwEfxaQ+1NG/GtS:gOObbE2ji/1KC8ip5aQcI+t
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral2/memory/752-28-0x00000000025B0000-0x00000000025CA000-memory.dmp healer behavioral2/memory/752-30-0x0000000002810000-0x0000000002828000-memory.dmp healer behavioral2/memory/752-58-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-56-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-54-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-52-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-50-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-48-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-46-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-44-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-42-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-40-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-38-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-36-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-34-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-32-0x0000000002810000-0x0000000002822000-memory.dmp healer behavioral2/memory/752-31-0x0000000002810000-0x0000000002822000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection 104623527.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 104623527.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" 104623527.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 104623527.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 104623527.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 104623527.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
resource yara_rule behavioral2/memory/4524-70-0x00000000027D0000-0x000000000280C000-memory.dmp family_redline behavioral2/memory/4524-71-0x0000000004E10000-0x0000000004E4A000-memory.dmp family_redline behavioral2/memory/4524-83-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-85-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-101-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-99-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-97-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-95-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-93-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-91-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-89-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-87-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-81-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-80-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-77-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-103-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-75-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-73-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline behavioral2/memory/4524-72-0x0000000004E10000-0x0000000004E45000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 4548 vz693356.exe 4112 CO904441.exe 752 104623527.exe 4524 262821295.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features 104623527.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" 104623527.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\\\"" b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.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\\\"" vz693356.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\\\"" CO904441.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2100 752 WerFault.exe 88 -
System Location Discovery: System Language Discovery 1 TTPs 5 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 262821295.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vz693356.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language CO904441.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 104623527.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 752 104623527.exe 752 104623527.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 752 104623527.exe Token: SeDebugPrivilege 4524 262821295.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1572 wrote to memory of 4548 1572 b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.exe 86 PID 1572 wrote to memory of 4548 1572 b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.exe 86 PID 1572 wrote to memory of 4548 1572 b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.exe 86 PID 4548 wrote to memory of 4112 4548 vz693356.exe 87 PID 4548 wrote to memory of 4112 4548 vz693356.exe 87 PID 4548 wrote to memory of 4112 4548 vz693356.exe 87 PID 4112 wrote to memory of 752 4112 CO904441.exe 88 PID 4112 wrote to memory of 752 4112 CO904441.exe 88 PID 4112 wrote to memory of 752 4112 CO904441.exe 88 PID 4112 wrote to memory of 4524 4112 CO904441.exe 98 PID 4112 wrote to memory of 4524 4112 CO904441.exe 98 PID 4112 wrote to memory of 4524 4112 CO904441.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.exe"C:\Users\Admin\AppData\Local\Temp\b972acba432c07cfa09f290039d3d792a256981587497d0dc36e2b999c99c5e6.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1572 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vz693356.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vz693356.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\CO904441.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\CO904441.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4112 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\104623527.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\104623527.exe4⤵
- 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:752 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 10965⤵
- Program crash
PID:2100
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\262821295.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\262821295.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4524
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 752 -ip 7521⤵PID:2620
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
771KB
MD52a4818915d389d559319b6d0b46e6371
SHA1f0667836d0218c5c9a534d09c5a4bcc3b5822946
SHA256a2e5f18518eb888f934368c392cb1cb82fc65aeb55e0beb65cc2689cf164c1ba
SHA5127ed2eb6fa3fab840e0ebf4817eb80e79b47378d5c8335606daedf52ebe8188a960ab6187e78b7b8d3db39ec81ae14ceacc6b6c98322722e00c8d7e53005ff524
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Filesize
600KB
MD5e42ab68c8e89e2c9bb9e06acafcab0bc
SHA142a79efec24d0282506c345434910a4d1677595f
SHA25638e071801b0cc528ae2ea5b6b983f2b2fe5aed4812717a5fce4c057aeccbeeeb
SHA512c8fbc2b534018deedcbe9522afc32e9458e360659a6297854512d6320484214abcdd1a18a1372a5176876b25cbb90f43e723ad13e2d474384f1036cedabaf10d
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Filesize
395KB
MD59b0b29b311fb0309fad8b20f317cba3c
SHA1b340447340fb8901664b6613c73eb5178d166745
SHA256dcd3ab62648fe314f3bb31d319343222a6a7af52c9a1083fc0390c04b5de1855
SHA5122faf667376b251d2a08a3507913d7638f5361804955bf56d86eb92323caed5414f2baa9be39de7a14ad24af45b6d4867c631da71da63d2aceae8f7c313ea52cb
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Filesize
478KB
MD58c4032cf356ab17df014ee7490f00f45
SHA1141ac17a4f80b44925bc400e94412aa873519cb7
SHA256613682b8a972bcef479e9d93340d3b98cc89a8e55c8b3a29d12ef8c4ef5aa49b
SHA5122c62c7cb4b34e3089fdeaef56846e18c8f8f5d12f34f8d58f0a1d7b1f0aefee99f48da9a21d4aca87fe69f0247e75fb1b54bec1b896580ad1bf69760ef7b7e79