Analysis
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max time kernel
56s -
max time network
70s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
28-03-2023 04:22
Static task
static1
Behavioral task
behavioral1
Sample
5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe
Resource
win10-20230220-en
General
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Target
5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe
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Size
690KB
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MD5
6c953827155fd83e4c12c45108dece89
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SHA1
439df51613c4302e6737b1388736bfc5d921cd2e
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SHA256
5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787
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SHA512
697df41349753bbfd9a6acf24267dcde8fcb42409d3547c1b93b1df85ff938f87685f307fed872451823e93d360bfe20eb82c30ff6dea35776a5a996d4e86be9
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SSDEEP
12288:CMrQy90eXJdaJ6Xj7MyuXxc6E1yQ65hLuGCDuMSKE3V7bqqBjX3bTtvyFnxfigri:GyRnhj7McjcvfaGwuLt3V7bqqBr3bpOS
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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro3715.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro3715.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro3715.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro3715.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro3715.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/1088-179-0x0000000003910000-0x0000000003956000-memory.dmp family_redline behavioral1/memory/1088-182-0x0000000006570000-0x00000000065B4000-memory.dmp family_redline behavioral1/memory/1088-185-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-186-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-188-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-190-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-192-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-194-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-196-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-198-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-200-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-202-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-204-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-206-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-208-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-210-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-212-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-214-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-216-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline behavioral1/memory/1088-218-0x0000000006570000-0x00000000065AF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4956 un564007.exe 4284 pro3715.exe 1088 qu6482.exe 4776 si524470.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 pro3715.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro3715.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 5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.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\\\"" 5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un564007.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\\\"" un564007.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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Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4284 pro3715.exe 4284 pro3715.exe 1088 qu6482.exe 1088 qu6482.exe 4776 si524470.exe 4776 si524470.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4284 pro3715.exe Token: SeDebugPrivilege 1088 qu6482.exe Token: SeDebugPrivilege 4776 si524470.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1736 wrote to memory of 4956 1736 5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe 66 PID 1736 wrote to memory of 4956 1736 5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe 66 PID 1736 wrote to memory of 4956 1736 5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe 66 PID 4956 wrote to memory of 4284 4956 un564007.exe 67 PID 4956 wrote to memory of 4284 4956 un564007.exe 67 PID 4956 wrote to memory of 4284 4956 un564007.exe 67 PID 4956 wrote to memory of 1088 4956 un564007.exe 68 PID 4956 wrote to memory of 1088 4956 un564007.exe 68 PID 4956 wrote to memory of 1088 4956 un564007.exe 68 PID 1736 wrote to memory of 4776 1736 5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe 70 PID 1736 wrote to memory of 4776 1736 5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe 70 PID 1736 wrote to memory of 4776 1736 5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe"C:\Users\Admin\AppData\Local\Temp\5c681661389826ef5492ac389ae21575ceed35ec2bbe1f0a45ee56c87845d787.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un564007.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un564007.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4956 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3715.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3715.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4284
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6482.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6482.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1088
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si524470.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si524470.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4776
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD571fef5a863606779a64bf85ec1fb313e
SHA10dd3b335ca07688d6737bbf4fefa77610c400324
SHA2563c05e3c402aee51cf29f50707096f053adef9128cb1fa8d36a369c750addc6c3
SHA512e219e276fdcd9923fe346e5383198ab0dd494041ca849b0c8adbe3b8f71634c03310d01d0303557968066f55196d17942d8324583541d108dba4b2373ac680a2
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Filesize
175KB
MD571fef5a863606779a64bf85ec1fb313e
SHA10dd3b335ca07688d6737bbf4fefa77610c400324
SHA2563c05e3c402aee51cf29f50707096f053adef9128cb1fa8d36a369c750addc6c3
SHA512e219e276fdcd9923fe346e5383198ab0dd494041ca849b0c8adbe3b8f71634c03310d01d0303557968066f55196d17942d8324583541d108dba4b2373ac680a2
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Filesize
548KB
MD5672ba5c9324bf0a59e367edf3f0b0a0a
SHA1521b476d8c6a204eebf40bc885996060780b8a77
SHA2567118c1e44c9a8ecacafd3120869713c87a62b0b4d8f3c6aa9fef2873204826e2
SHA512d9c55c1d89fcb9779cf8aabca62fd64d40df460b004900462f56a02be55a7f693efb7273e64d2a322e8a51fd13389a3b1a925057ad407de88628834f0033b335
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Filesize
548KB
MD5672ba5c9324bf0a59e367edf3f0b0a0a
SHA1521b476d8c6a204eebf40bc885996060780b8a77
SHA2567118c1e44c9a8ecacafd3120869713c87a62b0b4d8f3c6aa9fef2873204826e2
SHA512d9c55c1d89fcb9779cf8aabca62fd64d40df460b004900462f56a02be55a7f693efb7273e64d2a322e8a51fd13389a3b1a925057ad407de88628834f0033b335
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Filesize
291KB
MD5a225e25f9bbc4eebc6e5eddd9680fe07
SHA148cefcc6355011e89bfb67956e9dd9c6f6328633
SHA256e1cb9180d53d86c2310ff60c6230908cacbd15ceee972e82886a082911034074
SHA5120fc76baa8adf679d28159cf1494ff206da816ad761f5a95b6504788f2062c4a6387feb7f92eac8eee959fb53f932576b97c9f9d38b37485e5281ced20163fc53
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Filesize
291KB
MD5a225e25f9bbc4eebc6e5eddd9680fe07
SHA148cefcc6355011e89bfb67956e9dd9c6f6328633
SHA256e1cb9180d53d86c2310ff60c6230908cacbd15ceee972e82886a082911034074
SHA5120fc76baa8adf679d28159cf1494ff206da816ad761f5a95b6504788f2062c4a6387feb7f92eac8eee959fb53f932576b97c9f9d38b37485e5281ced20163fc53
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Filesize
345KB
MD5a13342013c215d55c5cc4dffe4063340
SHA182ea39525db9bdaaaec60dd58fe45304f9e348b4
SHA2569cea595b54da1d8fa0bd3697f3b9cca2a23529af262e25e88fc672f097b0191f
SHA51264eda6452b93475a44960c0fe0674f54bf40f44214a8daa4b0d3909e8b78200a401793b34a359dfd800fd8d80484b3a1c9e52098c56fd4b4b2a0c792649ab9d9
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Filesize
345KB
MD5a13342013c215d55c5cc4dffe4063340
SHA182ea39525db9bdaaaec60dd58fe45304f9e348b4
SHA2569cea595b54da1d8fa0bd3697f3b9cca2a23529af262e25e88fc672f097b0191f
SHA51264eda6452b93475a44960c0fe0674f54bf40f44214a8daa4b0d3909e8b78200a401793b34a359dfd800fd8d80484b3a1c9e52098c56fd4b4b2a0c792649ab9d9