Analysis
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max time kernel
71s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
02/04/2023, 03:49
Static task
static1
Behavioral task
behavioral1
Sample
c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe
Resource
win10v2004-20230220-en
General
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Target
c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe
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Size
674KB
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MD5
1c6116876bc65110f636152e7c3f96d0
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SHA1
c0f5eb24c8ee45855a3d8ce836a69f00dba3bb92
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SHA256
c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9
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SHA512
d45c11ccb242673ade1043bbd4b18d489ae6fe8050f1362cca9426c3553002502cb33efd20b7e4facc685aa5fd9e84b1d990e190c285376186c9df9b4c8d2323
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SSDEEP
12288:NMr8y90kirm95eshgvDYV28aDX43KUxEvuBuXL427jmd2mCPwd:Ny9i695eOYDYlat8C42gJd
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
spora
176.113.115.145:4125
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auth_value
441b39ab37774b2ca9931c31e1bc6071
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1899.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro1899.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1899.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1899.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1899.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1899.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 behavioral1/memory/4872-190-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-191-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-193-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-195-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-197-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-199-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-201-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-203-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-205-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-207-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-209-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-211-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-213-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-215-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-217-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-219-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-221-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-223-0x0000000006880000-0x00000000068BF000-memory.dmp family_redline behavioral1/memory/4872-236-0x0000000006990000-0x00000000069A0000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3844 un106765.exe 452 pro1899.exe 4872 qu2615.exe 4464 si611293.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 Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro1899.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro1899.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 c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.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\\\"" c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un106765.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\\\"" un106765.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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Program crash 2 IoCs
pid pid_target Process procid_target 1096 452 WerFault.exe 85 1656 4872 WerFault.exe 91 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 452 pro1899.exe 452 pro1899.exe 4872 qu2615.exe 4872 qu2615.exe 4464 si611293.exe 4464 si611293.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 452 pro1899.exe Token: SeDebugPrivilege 4872 qu2615.exe Token: SeDebugPrivilege 4464 si611293.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4676 wrote to memory of 3844 4676 c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe 84 PID 4676 wrote to memory of 3844 4676 c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe 84 PID 4676 wrote to memory of 3844 4676 c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe 84 PID 3844 wrote to memory of 452 3844 un106765.exe 85 PID 3844 wrote to memory of 452 3844 un106765.exe 85 PID 3844 wrote to memory of 452 3844 un106765.exe 85 PID 3844 wrote to memory of 4872 3844 un106765.exe 91 PID 3844 wrote to memory of 4872 3844 un106765.exe 91 PID 3844 wrote to memory of 4872 3844 un106765.exe 91 PID 4676 wrote to memory of 4464 4676 c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe 95 PID 4676 wrote to memory of 4464 4676 c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe 95 PID 4676 wrote to memory of 4464 4676 c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe"C:\Users\Admin\AppData\Local\Temp\c50bb5418cd3c3501301166fa96f2439c7da4847d760fb84be89e77611a3e8d9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4676 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un106765.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un106765.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3844 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1899.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1899.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:452 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 452 -s 10884⤵
- Program crash
PID:1096
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2615.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2615.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4872 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4872 -s 16044⤵
- Program crash
PID:1656
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si611293.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si611293.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4464
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 452 -ip 4521⤵PID:1376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4872 -ip 48721⤵PID:2432
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
176KB
MD5eca5c1068dd6813d78982181db3f2e24
SHA1876d820bdf406f30d8f0be34c6e7210da253d0b4
SHA256da56caa9ac8c71f941fdc82004353740caf3f0ac675a3c5b0eb6fec15ee55c8c
SHA512a6bc73aeddc743ee8906a899f2a0eab34734527c78b1799a064d3f7db16d313f3d59289b1dfe673bb3859eeac8e74032529e120777951515e36668c6c550a08a
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Filesize
176KB
MD5eca5c1068dd6813d78982181db3f2e24
SHA1876d820bdf406f30d8f0be34c6e7210da253d0b4
SHA256da56caa9ac8c71f941fdc82004353740caf3f0ac675a3c5b0eb6fec15ee55c8c
SHA512a6bc73aeddc743ee8906a899f2a0eab34734527c78b1799a064d3f7db16d313f3d59289b1dfe673bb3859eeac8e74032529e120777951515e36668c6c550a08a
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Filesize
533KB
MD5599480eb15af99aee8da1f726e929299
SHA1c4d6ac8ae1be07a2830d92b8ee312ad8b2ab4af9
SHA2564db8cea578cdab54fa3a1be0e8483e282644d1bc5382daf002e0289c4036916e
SHA5128272e4fbe9a77a4487e81b64e770b581829d2b25fcc087b8c4a85d51cb9bcfc2d847f69d4f3be734ae7375e4f6403b37b8756886bcddcadd51dd8e6b59e88b9c
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Filesize
533KB
MD5599480eb15af99aee8da1f726e929299
SHA1c4d6ac8ae1be07a2830d92b8ee312ad8b2ab4af9
SHA2564db8cea578cdab54fa3a1be0e8483e282644d1bc5382daf002e0289c4036916e
SHA5128272e4fbe9a77a4487e81b64e770b581829d2b25fcc087b8c4a85d51cb9bcfc2d847f69d4f3be734ae7375e4f6403b37b8756886bcddcadd51dd8e6b59e88b9c
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Filesize
376KB
MD5d9ba7ac5a748adc88051e0e64c6d33ad
SHA1ec58cba05eed9503fd705c48d118a363f33788e1
SHA256702fd16f710fb3ee477364d1e3a9109b4cbe598588e0b2dab7e585d358b23cd1
SHA5122542daf1f20591af5b9ba76adb5886a463cbc104e851b0ad845f79d90b4e6dd87b3c29825f8a5f4bb55068d995b16304bc291b59707c4b057f192067f40c6a35
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Filesize
376KB
MD5d9ba7ac5a748adc88051e0e64c6d33ad
SHA1ec58cba05eed9503fd705c48d118a363f33788e1
SHA256702fd16f710fb3ee477364d1e3a9109b4cbe598588e0b2dab7e585d358b23cd1
SHA5122542daf1f20591af5b9ba76adb5886a463cbc104e851b0ad845f79d90b4e6dd87b3c29825f8a5f4bb55068d995b16304bc291b59707c4b057f192067f40c6a35
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Filesize
435KB
MD56e505b11a03d7d92526cab01cd619bbb
SHA1bf66db2046877a4ca592a6d10a10de819f23a3af
SHA25692423c7860f0ee82e33a399c28c380683bc84ae752045b4a0178ee2c4ecf7d0c
SHA51289edf8111f5e14d0f0e3ea583f9705c9ba2841722ff8994835960b1dd8cafdcbc2ff704839686c448bfa2c176c8e39dcb2bcd5052d6709cc6474bc9898ea918e
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Filesize
435KB
MD56e505b11a03d7d92526cab01cd619bbb
SHA1bf66db2046877a4ca592a6d10a10de819f23a3af
SHA25692423c7860f0ee82e33a399c28c380683bc84ae752045b4a0178ee2c4ecf7d0c
SHA51289edf8111f5e14d0f0e3ea583f9705c9ba2841722ff8994835960b1dd8cafdcbc2ff704839686c448bfa2c176c8e39dcb2bcd5052d6709cc6474bc9898ea918e