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Analysis
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max time kernel
189s -
max time network
225s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
06/05/2023, 22:09
Static task
static1
Behavioral task
behavioral1
Sample
5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe
Resource
win10v2004-20230220-en
General
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Target
5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe
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Size
934KB
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MD5
cf092e69e5f17a7774c5657dd8836498
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SHA1
c1360e88789e4a1dbbb6ee9d296e887b4a0e3058
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SHA256
5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308
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SHA512
bb213ec308688fce3c588c04fe5969ffc8e5f79cd36fd192be39775d075d4196179947f943e4b0b6076b442e9abbe3997a05568dc219eee7de8dda13bf47ca16
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SSDEEP
24576:OyXac2I1j+aRbZYLh3gmo5ZJUKcFKRP/qk6grpe:dXac2cSWbGN3gvmKRv6Cp
Malware Config
Extracted
redline
gena
185.161.248.73:4164
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auth_value
d05bf43eef533e262271449829751d07
Extracted
redline
dark
185.161.248.73:4164
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auth_value
ae85b01f66afe8770afeed560513fc2d
Signatures
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Detects Redline Stealer samples 1 IoCs
This rule detects the presence of Redline Stealer samples based on their unique strings.
resource yara_rule behavioral2/memory/4428-4484-0x0000000005600000-0x0000000005C18000-memory.dmp redline_stealer -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 1.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection 1.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 1.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-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation 30481235.exe Key value queried \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Control Panel\International\Geo\Nation rk020596.exe -
Executes dropped EXE 6 IoCs
pid Process 816 un284175.exe 1852 30481235.exe 1196 1.exe 2536 rk020596.exe 4428 1.exe 3844 si301946.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" 1.exe -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.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\\\"" 5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un284175.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\\\"" un284175.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 4120 1852 WerFault.exe 85 116 2536 WerFault.exe 89 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1196 1.exe 1196 1.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1852 30481235.exe Token: SeDebugPrivilege 1196 1.exe Token: SeDebugPrivilege 2536 rk020596.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2084 wrote to memory of 816 2084 5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe 84 PID 2084 wrote to memory of 816 2084 5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe 84 PID 2084 wrote to memory of 816 2084 5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe 84 PID 816 wrote to memory of 1852 816 un284175.exe 85 PID 816 wrote to memory of 1852 816 un284175.exe 85 PID 816 wrote to memory of 1852 816 un284175.exe 85 PID 1852 wrote to memory of 1196 1852 30481235.exe 86 PID 1852 wrote to memory of 1196 1852 30481235.exe 86 PID 816 wrote to memory of 2536 816 un284175.exe 89 PID 816 wrote to memory of 2536 816 un284175.exe 89 PID 816 wrote to memory of 2536 816 un284175.exe 89 PID 2536 wrote to memory of 4428 2536 rk020596.exe 90 PID 2536 wrote to memory of 4428 2536 rk020596.exe 90 PID 2536 wrote to memory of 4428 2536 rk020596.exe 90 PID 2084 wrote to memory of 3844 2084 5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe 93 PID 2084 wrote to memory of 3844 2084 5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe 93 PID 2084 wrote to memory of 3844 2084 5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe"C:\Users\Admin\AppData\Local\Temp\5ef554cd0a345bfbb66252fb2b288b802d5801a26ed5723484cea2f3e352e308.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un284175.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un284175.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:816 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30481235.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\30481235.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1852 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1196
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1852 -s 15364⤵
- Program crash
PID:4120
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk020596.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk020596.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"4⤵
- Executes dropped EXE
PID:4428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 14964⤵
- Program crash
PID:116
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si301946.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si301946.exe2⤵
- Executes dropped EXE
PID:3844
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1852 -ip 18521⤵PID:1748
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2536 -ip 25361⤵PID:1848
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
169KB
MD5400941f6934007ec890b831238967801
SHA183cef0bb3258d21ee99a6948a50b9aaee324e3ff
SHA256412d9a716c6d9a1901984722314f8c14bf214691d54722564b1b11fe9affced0
SHA5125d97a450ee5c7d2a0501973349cd1bdc00d564ba5f6451d1dff83792379a25f1f09459e9db71c59d19f410c5a52cc3ef9100387df48e766d97a12a535fa83c4a
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Filesize
169KB
MD5400941f6934007ec890b831238967801
SHA183cef0bb3258d21ee99a6948a50b9aaee324e3ff
SHA256412d9a716c6d9a1901984722314f8c14bf214691d54722564b1b11fe9affced0
SHA5125d97a450ee5c7d2a0501973349cd1bdc00d564ba5f6451d1dff83792379a25f1f09459e9db71c59d19f410c5a52cc3ef9100387df48e766d97a12a535fa83c4a
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Filesize
781KB
MD5c072a1634564318c9a9265f7b054da70
SHA1a48fcb452d7b2dbd9bbfb3c3d5e47929e1a51920
SHA25685f244c03b1b21333252d0f6bc191a3f9a4901a3405a357fc8781552a4365416
SHA512f7c6c356b9a6dcd805dd8db10a4ffe4fd94dbad61474fb96f276fc80d33f9eff9df14c396c0dead8af5aea57a56c6261fc6cbc2f70dac38719e4e31ea02ff13e
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Filesize
781KB
MD5c072a1634564318c9a9265f7b054da70
SHA1a48fcb452d7b2dbd9bbfb3c3d5e47929e1a51920
SHA25685f244c03b1b21333252d0f6bc191a3f9a4901a3405a357fc8781552a4365416
SHA512f7c6c356b9a6dcd805dd8db10a4ffe4fd94dbad61474fb96f276fc80d33f9eff9df14c396c0dead8af5aea57a56c6261fc6cbc2f70dac38719e4e31ea02ff13e
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Filesize
522KB
MD5485b1a4c0e4b3d48233a9110471c8d5b
SHA1a1be1561d107c9882ec8dc5cdd741c5b89f1dced
SHA25668228360a5b3eaedf54b7b317b03c8892d737cc4acce31df6d2f808fd68ccd46
SHA512502bfdd15dfcb7b9c22e973d03a1202ddd4cc5f2c6e05202cb85725a9b5ba29e0fcf4103788db8304b585af77d4335b4d7487e073dc94e66ef86f1827a276a8d
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Filesize
522KB
MD5485b1a4c0e4b3d48233a9110471c8d5b
SHA1a1be1561d107c9882ec8dc5cdd741c5b89f1dced
SHA25668228360a5b3eaedf54b7b317b03c8892d737cc4acce31df6d2f808fd68ccd46
SHA512502bfdd15dfcb7b9c22e973d03a1202ddd4cc5f2c6e05202cb85725a9b5ba29e0fcf4103788db8304b585af77d4335b4d7487e073dc94e66ef86f1827a276a8d
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Filesize
581KB
MD58397a13bd513fa6f71f86b07f867b728
SHA1bc72529c464cce00decfefb64f6570e1cffd699b
SHA25661de9c85e3c4b19536afb1f4de4cb452289bd30dfb548c47da55702f3bc37b73
SHA5120a0678e428f34db3e48dde5ab522000df9ef36380f2fbfec11671a34105fef65288386746985c3b780a783f52c9ab93b5c24f6e96c467febea684a7ba47a55c1
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Filesize
581KB
MD58397a13bd513fa6f71f86b07f867b728
SHA1bc72529c464cce00decfefb64f6570e1cffd699b
SHA25661de9c85e3c4b19536afb1f4de4cb452289bd30dfb548c47da55702f3bc37b73
SHA5120a0678e428f34db3e48dde5ab522000df9ef36380f2fbfec11671a34105fef65288386746985c3b780a783f52c9ab93b5c24f6e96c467febea684a7ba47a55c1
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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
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf
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Filesize
168KB
MD5f16fb63d4e551d3808e8f01f2671b57e
SHA1781153ad6235a1152da112de1fb39a6f2d063575
SHA2568a34627d2a802a7222661926a21bfe7e05835d8dca23459a50c62ccac4619581
SHA512fad96ade34ff0637238ebf22941dcf21d9ddbe41e10b04d32a904c6018e0c9914345fc86e0ef8c27b95e3813eb60af233b2e47a585c150b9d1c14d48906f78cf