Analysis
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max time kernel
146s -
max time network
151s -
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 01:42
Static task
static1
Behavioral task
behavioral1
Sample
aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe
Resource
win10v2004-20241007-en
General
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Target
aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe
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Size
801KB
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MD5
0b4fc8dc110dfa8d960cfd634bfc0cc0
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SHA1
a7fe8a5c400e05b0bbd4cde25ea3066f30b57904
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SHA256
aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29
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SHA512
7483274fdefa37af331796e6cf456ee958fba1b79c5b6789a41100091ed98062aaa8cfd2061e17187ec2f0e587c945f42164d23ea30ff9e69a274ecef836f1fb
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SSDEEP
24576:qyknUi0Kuyz/K77TsOKjBEKf2P5xW7z9Fod:xkTzuyLpjBFo
Malware Config
Extracted
redline
norm
77.91.124.145:4125
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auth_value
1514e6c0ec3d10a36f68f61b206f5759
Extracted
redline
diza
77.91.124.145:4125
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auth_value
bbab0d2f0ae4d4fdd6b17077d93b3e80
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/1440-19-0x0000000002680000-0x000000000269A000-memory.dmp healer behavioral1/memory/1440-21-0x00000000026F0000-0x0000000002708000-memory.dmp healer behavioral1/memory/1440-39-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-49-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-47-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-45-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-43-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-41-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-37-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-35-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-33-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-31-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-29-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-27-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-23-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-25-0x00000000026F0000-0x0000000002702000-memory.dmp healer behavioral1/memory/1440-22-0x00000000026F0000-0x0000000002702000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6770.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro6770.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6770.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6770.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6770.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6770.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 5 IoCs
resource yara_rule behavioral1/memory/3496-2143-0x0000000005410000-0x0000000005442000-memory.dmp family_redline behavioral1/files/0x0015000000023b68-2148.dat family_redline behavioral1/memory/5684-2156-0x0000000000FD0000-0x0000000001000000-memory.dmp family_redline behavioral1/files/0x0007000000023cae-2165.dat family_redline behavioral1/memory/1532-2167-0x0000000000CB0000-0x0000000000CDE000-memory.dmp family_redline -
Redline family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation qu1320.exe -
Executes dropped EXE 5 IoCs
pid Process 2328 un953850.exe 1440 pro6770.exe 3496 qu1320.exe 5684 1.exe 1532 si458211.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro6770.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro6770.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\\\"" aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.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\\\"" un953850.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 5064 1440 WerFault.exe 84 6044 3496 WerFault.exe 93 -
System Location Discovery: System Language Discovery 1 TTPs 6 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 si458211.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un953850.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro6770.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu1320.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1440 pro6770.exe 1440 pro6770.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1440 pro6770.exe Token: SeDebugPrivilege 3496 qu1320.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4592 wrote to memory of 2328 4592 aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe 83 PID 4592 wrote to memory of 2328 4592 aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe 83 PID 4592 wrote to memory of 2328 4592 aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe 83 PID 2328 wrote to memory of 1440 2328 un953850.exe 84 PID 2328 wrote to memory of 1440 2328 un953850.exe 84 PID 2328 wrote to memory of 1440 2328 un953850.exe 84 PID 2328 wrote to memory of 3496 2328 un953850.exe 93 PID 2328 wrote to memory of 3496 2328 un953850.exe 93 PID 2328 wrote to memory of 3496 2328 un953850.exe 93 PID 3496 wrote to memory of 5684 3496 qu1320.exe 94 PID 3496 wrote to memory of 5684 3496 qu1320.exe 94 PID 3496 wrote to memory of 5684 3496 qu1320.exe 94 PID 4592 wrote to memory of 1532 4592 aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe 97 PID 4592 wrote to memory of 1532 4592 aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe 97 PID 4592 wrote to memory of 1532 4592 aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe"C:\Users\Admin\AppData\Local\Temp\aa7e77c25cb8cbd7c6f668153d70a2a423d2bf5acf2e499a904160796bffcd29.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un953850.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un953850.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2328 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6770.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6770.exe3⤵
- 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:1440 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1440 -s 10804⤵
- Program crash
PID:5064
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1320.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1320.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3496 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3496 -s 13884⤵
- Program crash
PID:6044
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si458211.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si458211.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1440 -ip 14401⤵PID:4008
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3496 -ip 34961⤵PID:5800
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
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
168KB
MD5a109c2373adcb885f945781eda95cd17
SHA1d06ef2b5a20aa008112925288774be773782acb4
SHA256c129c7a9a61272237af63f18ebcff424bb0016d47fa9a86e648038aeec129c86
SHA512b05782d5ae2e285e270e55b7b28b67edd4d4841ccdf9697cc96582d0bdace7a21751f7ba1284aace2a0b2274ab9126bd1e599aa0c44fdd93477c8b82e2d8d36e
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Filesize
647KB
MD5e3743c7f878f4a54ffa444bf52a70e20
SHA1400d523ec68e8748bb671347facab265c885d5f0
SHA2564f08aa76a79ce9a5159f177e5c34ecc994b4b11094d362eb2cf5fe31fddc6e7e
SHA512f156b4808e312f6cc33d93395b2665d5e5fac72c39f610032d35d2cca9a7cb059aeb2221b486814d22502c836f8deac0516808c2fab667962b78460200f3b9b8
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Filesize
252KB
MD5722f0b14556fe10d26b1df7de25ee31a
SHA1560bbd29a71a790abe4c76f536cefcd422f83c4c
SHA25629e47d57b262f33e453d8f3b4188451f7db3dad4c5fac82bf9be1ef15d55ca79
SHA51209f3d5158e9e270702678f76bbf149ba40e681f9e8e7fa5c1aaee86a6f50b4be81bc5d3c840bcd670de90bad81345ce40d612d1fd896ad03590fd61eb0ab77a9
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Filesize
435KB
MD525989761b46f29d6ec0643230bc773f0
SHA10324652523cee43e940f3f95d4128f0c2a3f1c87
SHA2568a204ea22e252f0ad9548c970d90384c7e265c4a7de7571c51a0eb4ac8048f9a
SHA5125fd3efba5e211a26960002f75219724140d77bf0050449b68de7986df9c9705836cc053480582804c376ba25565e3eac39c3fb816cd7b8e3be6d2974245e4b7f
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Filesize
168KB
MD51073b2e7f778788852d3f7bb79929882
SHA17f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA51290cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0