Analysis
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max time kernel
135s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 01:41
Static task
static1
Behavioral task
behavioral1
Sample
a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe
Resource
win10v2004-20230220-en
General
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Target
a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe
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Size
690KB
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MD5
cf1873bbb5ea0b433fce3bad774f275f
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SHA1
67ead4065d45837f77d5402ef2197d5007078771
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SHA256
a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb
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SHA512
9df3784b767bd56cdc2f335c179653bb862760b731b4b24ea30cc79c696f9211b0defa942fca642d40553b1f7b19d7f5861aa91e65890d0b3470565d9909381f
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SSDEEP
12288:gMr7y901NeBydm/q1Az7qFoyY65hLuzq1F7nnd6e+5vRFqffigsKJ4Hd+5sGEdBB:LyWN+yFE+bXfa2jndIjqfagxit1
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
from
176.113.115.145:4125
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auth_value
8633e283485822a4a48f0a41d5397566
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro7802.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro7802.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro7802.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro7802.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro7802.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro7802.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/1760-191-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-192-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-194-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-196-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-198-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-200-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-202-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-204-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-206-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-208-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-210-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-212-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-214-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-216-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-218-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-220-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-222-0x0000000006020000-0x000000000605F000-memory.dmp family_redline behavioral1/memory/1760-224-0x0000000006020000-0x000000000605F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4716 un617665.exe 4704 pro7802.exe 1760 qu9350.exe 2756 si816251.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 pro7802.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro7802.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 a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.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\\\"" a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un617665.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\\\"" un617665.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 5080 4704 WerFault.exe 87 1816 1760 WerFault.exe 97 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4704 pro7802.exe 4704 pro7802.exe 1760 qu9350.exe 1760 qu9350.exe 2756 si816251.exe 2756 si816251.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4704 pro7802.exe Token: SeDebugPrivilege 1760 qu9350.exe Token: SeDebugPrivilege 2756 si816251.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3708 wrote to memory of 4716 3708 a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe 86 PID 3708 wrote to memory of 4716 3708 a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe 86 PID 3708 wrote to memory of 4716 3708 a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe 86 PID 4716 wrote to memory of 4704 4716 un617665.exe 87 PID 4716 wrote to memory of 4704 4716 un617665.exe 87 PID 4716 wrote to memory of 4704 4716 un617665.exe 87 PID 4716 wrote to memory of 1760 4716 un617665.exe 97 PID 4716 wrote to memory of 1760 4716 un617665.exe 97 PID 4716 wrote to memory of 1760 4716 un617665.exe 97 PID 3708 wrote to memory of 2756 3708 a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe 101 PID 3708 wrote to memory of 2756 3708 a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe 101 PID 3708 wrote to memory of 2756 3708 a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe"C:\Users\Admin\AppData\Local\Temp\a88adb3257f7f0629e3670a4d0c61a8ad8ea970bfb81f1ecba2d1da6c5fd31eb.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3708 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un617665.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4716 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7802.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4704 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 10884⤵
- Program crash
PID:5080
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9350.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9350.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1760 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 13444⤵
- Program crash
PID:1816
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si816251.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si816251.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4704 -ip 47041⤵PID:2204
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 1760 -ip 17601⤵PID:1592
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
175KB
MD59906ccd5d72ef71a1571e1b414955631
SHA1e145d3551819c9f8562122163e6f360a8ac53014
SHA25699fe99268c901643dc1eb56030616c7734260bcce07f29b939bc95a174f2c0ac
SHA5126ad1125df6bd4fd2c8ade92a0b2b069a12d5fbce44d8574d92514c5c5bcd58f83172d0ab7206b8e84bf12d9ef30f6ac8fadbff6d87dbabfcbdbf7cb54e9a2d83
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Filesize
175KB
MD59906ccd5d72ef71a1571e1b414955631
SHA1e145d3551819c9f8562122163e6f360a8ac53014
SHA25699fe99268c901643dc1eb56030616c7734260bcce07f29b939bc95a174f2c0ac
SHA5126ad1125df6bd4fd2c8ade92a0b2b069a12d5fbce44d8574d92514c5c5bcd58f83172d0ab7206b8e84bf12d9ef30f6ac8fadbff6d87dbabfcbdbf7cb54e9a2d83
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Filesize
548KB
MD5cb8f0a139b00ef4e03d4972ac1a64228
SHA18c9e480fc66019aaacf6dab0269b87c60c1ee718
SHA256b87138d2e57b78d5c814fcaf7a276d6dd01d3cf61a7e39bf6a4cb69469f88ab5
SHA5127dc8d7676d9df7d0c9cf59fc803757e5951fd3d449398ac26341d15008734b02f2ddbf493859584ae81a329d23d29a971af85dc5574d9f617ce0294bb1e8a328
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Filesize
548KB
MD5cb8f0a139b00ef4e03d4972ac1a64228
SHA18c9e480fc66019aaacf6dab0269b87c60c1ee718
SHA256b87138d2e57b78d5c814fcaf7a276d6dd01d3cf61a7e39bf6a4cb69469f88ab5
SHA5127dc8d7676d9df7d0c9cf59fc803757e5951fd3d449398ac26341d15008734b02f2ddbf493859584ae81a329d23d29a971af85dc5574d9f617ce0294bb1e8a328
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Filesize
291KB
MD5762e34800107c698a7fa433a54b45668
SHA1e43816f5e659aef09a0088cb5b5105984b255e09
SHA25647d5e36a71d1f8bd82f2788e34f18c159f273410055671ad6b859c4ba487f15f
SHA51259d84e729b90eda9aed0be41bf01bc2cf6914b29de6894cac530cf509b3114e0f79788bc70dab10ae3922dec29b9b067cf04668a51c69a30e1e16bc19b71941b
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Filesize
291KB
MD5762e34800107c698a7fa433a54b45668
SHA1e43816f5e659aef09a0088cb5b5105984b255e09
SHA25647d5e36a71d1f8bd82f2788e34f18c159f273410055671ad6b859c4ba487f15f
SHA51259d84e729b90eda9aed0be41bf01bc2cf6914b29de6894cac530cf509b3114e0f79788bc70dab10ae3922dec29b9b067cf04668a51c69a30e1e16bc19b71941b
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Filesize
345KB
MD50cc09af70a0d101005ab1349127c10c4
SHA1d06376b33351981f5f7b05d35094fdaf1ae570e5
SHA25692210e81b4fbe8170894949d4813304f8f9e0d0633bb1024399dcb4fd24f831a
SHA51213124106ad0f0785159bbfc44e87fdf8bfaaecd0a214b993999bebadf166433fe6c2f6549f001767129cc31a202134dd8fabb3a2625cf1c8caf5ff9c2c0f543b
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Filesize
345KB
MD50cc09af70a0d101005ab1349127c10c4
SHA1d06376b33351981f5f7b05d35094fdaf1ae570e5
SHA25692210e81b4fbe8170894949d4813304f8f9e0d0633bb1024399dcb4fd24f831a
SHA51213124106ad0f0785159bbfc44e87fdf8bfaaecd0a214b993999bebadf166433fe6c2f6549f001767129cc31a202134dd8fabb3a2625cf1c8caf5ff9c2c0f543b