Analysis
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max time kernel
125s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
11-03-2023 16:30
Static task
static1
Behavioral task
behavioral1
Sample
a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe
Resource
win10v2004-20230220-en
General
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Target
a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe
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Size
459KB
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MD5
79162109239bc54af5eddcd53911ff0d
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SHA1
12b1b72a9e8bf8efa091b88c0ec275e51c76d1cb
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SHA256
a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3
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SHA512
65d45a2c460b3be00a178bf8ee29c53a5f023407ed9a9b16d3405411c16e6ef7f65cf8c07312f740c1224b17c1a3c2a7807dc6866008cf5e39596c809ebea20f
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SSDEEP
12288:m9oD+S8zhn8Z+RGOR9UJWzflQ9PWPIsDq:m9Fd2+Ma9UkJQtWPrDq
Malware Config
Extracted
redline
well
193.233.20.28:4125
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auth_value
265e7373dd436339d88347c08a10b402
Extracted
amadey
3.68
31.41.244.200/games/category/index.php
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection bus8152.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" bus8152.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" bus8152.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" bus8152.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" bus8152.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" bus8152.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation duI09s41.exe Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation metafor.exe -
Executes dropped EXE 7 IoCs
pid Process 664 film9537.exe 1692 bus8152.exe 376 con0735.exe 3376 duI09s41.exe 4908 metafor.exe 116 metafor.exe 1308 metafor.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" bus8152.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe 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\\\"" a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce film9537.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\\\"" film9537.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 3796 2612 WerFault.exe 84 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1788 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1692 bus8152.exe 1692 bus8152.exe 376 con0735.exe 376 con0735.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1692 bus8152.exe Token: SeDebugPrivilege 376 con0735.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2612 wrote to memory of 664 2612 a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe 85 PID 2612 wrote to memory of 664 2612 a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe 85 PID 2612 wrote to memory of 664 2612 a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe 85 PID 664 wrote to memory of 1692 664 film9537.exe 86 PID 664 wrote to memory of 1692 664 film9537.exe 86 PID 664 wrote to memory of 376 664 film9537.exe 93 PID 664 wrote to memory of 376 664 film9537.exe 93 PID 664 wrote to memory of 376 664 film9537.exe 93 PID 2612 wrote to memory of 3376 2612 a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe 95 PID 2612 wrote to memory of 3376 2612 a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe 95 PID 2612 wrote to memory of 3376 2612 a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe 95 PID 3376 wrote to memory of 4908 3376 duI09s41.exe 96 PID 3376 wrote to memory of 4908 3376 duI09s41.exe 96 PID 3376 wrote to memory of 4908 3376 duI09s41.exe 96 PID 4908 wrote to memory of 1788 4908 metafor.exe 98 PID 4908 wrote to memory of 1788 4908 metafor.exe 98 PID 4908 wrote to memory of 1788 4908 metafor.exe 98 PID 4908 wrote to memory of 4228 4908 metafor.exe 100 PID 4908 wrote to memory of 4228 4908 metafor.exe 100 PID 4908 wrote to memory of 4228 4908 metafor.exe 100 PID 4228 wrote to memory of 4832 4228 cmd.exe 103 PID 4228 wrote to memory of 4832 4228 cmd.exe 103 PID 4228 wrote to memory of 4832 4228 cmd.exe 103 PID 4228 wrote to memory of 5076 4228 cmd.exe 104 PID 4228 wrote to memory of 5076 4228 cmd.exe 104 PID 4228 wrote to memory of 5076 4228 cmd.exe 104 PID 4228 wrote to memory of 3260 4228 cmd.exe 105 PID 4228 wrote to memory of 3260 4228 cmd.exe 105 PID 4228 wrote to memory of 3260 4228 cmd.exe 105 PID 4228 wrote to memory of 5008 4228 cmd.exe 106 PID 4228 wrote to memory of 5008 4228 cmd.exe 106 PID 4228 wrote to memory of 5008 4228 cmd.exe 106 PID 4228 wrote to memory of 2556 4228 cmd.exe 107 PID 4228 wrote to memory of 2556 4228 cmd.exe 107 PID 4228 wrote to memory of 2556 4228 cmd.exe 107 PID 4228 wrote to memory of 4616 4228 cmd.exe 108 PID 4228 wrote to memory of 4616 4228 cmd.exe 108 PID 4228 wrote to memory of 4616 4228 cmd.exe 108
Processes
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C:\Users\Admin\AppData\Local\Temp\a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe"C:\Users\Admin\AppData\Local\Temp\a5df028afc7bbf4b6ebcdc5f56a2928b176f23ca5fc8ed41b63a7f621fd64be3.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\film9537.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\film9537.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:664 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bus8152.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bus8152.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1692
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\con0735.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\con0735.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:376
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\duI09s41.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\duI09s41.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3376 -
C:\Users\Admin\AppData\Local\Temp\5975271bda\metafor.exe"C:\Users\Admin\AppData\Local\Temp\5975271bda\metafor.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4908 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN metafor.exe /TR "C:\Users\Admin\AppData\Local\Temp\5975271bda\metafor.exe" /F4⤵
- Creates scheduled task(s)
PID:1788
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "metafor.exe" /P "Admin:N"&&CACLS "metafor.exe" /P "Admin:R" /E&&echo Y|CACLS "..\5975271bda" /P "Admin:N"&&CACLS "..\5975271bda" /P "Admin:R" /E&&Exit4⤵
- Suspicious use of WriteProcessMemory
PID:4228 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:4832
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C:\Windows\SysWOW64\cacls.exeCACLS "metafor.exe" /P "Admin:N"5⤵PID:5076
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C:\Windows\SysWOW64\cacls.exeCACLS "metafor.exe" /P "Admin:R" /E5⤵PID:3260
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"5⤵PID:5008
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5975271bda" /P "Admin:N"5⤵PID:2556
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C:\Windows\SysWOW64\cacls.exeCACLS "..\5975271bda" /P "Admin:R" /E5⤵PID:4616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 5322⤵
- Program crash
PID:3796
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2612 -ip 26121⤵PID:3256
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C:\Users\Admin\AppData\Local\Temp\5975271bda\metafor.exeC:\Users\Admin\AppData\Local\Temp\5975271bda\metafor.exe1⤵
- Executes dropped EXE
PID:116
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C:\Users\Admin\AppData\Local\Temp\5975271bda\metafor.exeC:\Users\Admin\AppData\Local\Temp\5975271bda\metafor.exe1⤵
- Executes dropped EXE
PID:1308
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
226KB
MD58627ebe3777cc777ed2a14b907162224
SHA106eeed93eb3094f9d0b13ac4a6936f7088fbbdaa
SHA256319b22945beeb7424fe6db1e9953ad5f2dc12cbba2fe24e599c3deda678893bb
SHA5129de429300c95d52452caeb80c9d44ff72714f017319e416649c2100f882c394f5ab9f3876cc68d338f4b5a3cd58337defff9405be64c87d078edd0d86259c845
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Filesize
226KB
MD58627ebe3777cc777ed2a14b907162224
SHA106eeed93eb3094f9d0b13ac4a6936f7088fbbdaa
SHA256319b22945beeb7424fe6db1e9953ad5f2dc12cbba2fe24e599c3deda678893bb
SHA5129de429300c95d52452caeb80c9d44ff72714f017319e416649c2100f882c394f5ab9f3876cc68d338f4b5a3cd58337defff9405be64c87d078edd0d86259c845
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Filesize
226KB
MD58627ebe3777cc777ed2a14b907162224
SHA106eeed93eb3094f9d0b13ac4a6936f7088fbbdaa
SHA256319b22945beeb7424fe6db1e9953ad5f2dc12cbba2fe24e599c3deda678893bb
SHA5129de429300c95d52452caeb80c9d44ff72714f017319e416649c2100f882c394f5ab9f3876cc68d338f4b5a3cd58337defff9405be64c87d078edd0d86259c845
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Filesize
226KB
MD58627ebe3777cc777ed2a14b907162224
SHA106eeed93eb3094f9d0b13ac4a6936f7088fbbdaa
SHA256319b22945beeb7424fe6db1e9953ad5f2dc12cbba2fe24e599c3deda678893bb
SHA5129de429300c95d52452caeb80c9d44ff72714f017319e416649c2100f882c394f5ab9f3876cc68d338f4b5a3cd58337defff9405be64c87d078edd0d86259c845
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Filesize
226KB
MD58627ebe3777cc777ed2a14b907162224
SHA106eeed93eb3094f9d0b13ac4a6936f7088fbbdaa
SHA256319b22945beeb7424fe6db1e9953ad5f2dc12cbba2fe24e599c3deda678893bb
SHA5129de429300c95d52452caeb80c9d44ff72714f017319e416649c2100f882c394f5ab9f3876cc68d338f4b5a3cd58337defff9405be64c87d078edd0d86259c845
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Filesize
226KB
MD58627ebe3777cc777ed2a14b907162224
SHA106eeed93eb3094f9d0b13ac4a6936f7088fbbdaa
SHA256319b22945beeb7424fe6db1e9953ad5f2dc12cbba2fe24e599c3deda678893bb
SHA5129de429300c95d52452caeb80c9d44ff72714f017319e416649c2100f882c394f5ab9f3876cc68d338f4b5a3cd58337defff9405be64c87d078edd0d86259c845
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Filesize
226KB
MD58627ebe3777cc777ed2a14b907162224
SHA106eeed93eb3094f9d0b13ac4a6936f7088fbbdaa
SHA256319b22945beeb7424fe6db1e9953ad5f2dc12cbba2fe24e599c3deda678893bb
SHA5129de429300c95d52452caeb80c9d44ff72714f017319e416649c2100f882c394f5ab9f3876cc68d338f4b5a3cd58337defff9405be64c87d078edd0d86259c845
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Filesize
192KB
MD5fa4870d435e242159168b9a9b26715de
SHA12284166d902bde49c43ed6056434fd663b1c7aad
SHA2566fa8bc8f7341e8e2582e6d7c910f99975f88ea0445a8ae979522fde979cace42
SHA512f1d1fe716825fc90dcad5c525d7c4a8931a11ac8cdda40e4c22e1b0ef1231cd9cffba719f83648f93edd5b2d231af592938cfc11474688cf20d94bdb8a8b26a8
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Filesize
192KB
MD5fa4870d435e242159168b9a9b26715de
SHA12284166d902bde49c43ed6056434fd663b1c7aad
SHA2566fa8bc8f7341e8e2582e6d7c910f99975f88ea0445a8ae979522fde979cace42
SHA512f1d1fe716825fc90dcad5c525d7c4a8931a11ac8cdda40e4c22e1b0ef1231cd9cffba719f83648f93edd5b2d231af592938cfc11474688cf20d94bdb8a8b26a8
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
175KB
MD5b3cbfcd14491f891be0baef768f2a4da
SHA147be5bb6f31976fad7f904f52a19a177f84e04de
SHA2560c4f122d0b3d47a36ebe292558f5981b3a68f81316f235eec9625f55691ccf7f
SHA512330844ff4f622df3912bbbaddf61d4b20e1ff5406bf9c5e218c794bb2f8a0e7fcd75ae8cb2a28384012413dc1835a4d5d038310aa199983b5744f17385a6abaf
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Filesize
175KB
MD5b3cbfcd14491f891be0baef768f2a4da
SHA147be5bb6f31976fad7f904f52a19a177f84e04de
SHA2560c4f122d0b3d47a36ebe292558f5981b3a68f81316f235eec9625f55691ccf7f
SHA512330844ff4f622df3912bbbaddf61d4b20e1ff5406bf9c5e218c794bb2f8a0e7fcd75ae8cb2a28384012413dc1835a4d5d038310aa199983b5744f17385a6abaf