Analysis
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max time kernel
53s -
max time network
57s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
27-03-2023 21:45
Static task
static1
Behavioral task
behavioral1
Sample
f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe
Resource
win10-20230220-en
General
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Target
f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe
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Size
701KB
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MD5
63d0d1bb3c0ce51b690146d58304feb4
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SHA1
cafa21387f901bf2981b7f562b6fed5c765e2093
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SHA256
f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b
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SHA512
596230f81a051eefec30e19128eb848158afc594e41ba6d15c84871dfccc03cdafda5c24f41e99dbfcd6ccf60d113935cc1322414fc7438c2f94897677e9c921
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SSDEEP
12288:gMrDy90SHuJBnI/Z2uV5PPCu24u/3Fm9rB5531nk0t++van:zyYnaV5i6EQ99vLtRvm
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\DisableOnAccessProtection = "1" pro1498.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1498.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1498.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1498.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1498.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 21 IoCs
resource yara_rule behavioral1/memory/4784-180-0x00000000027A0000-0x00000000027E6000-memory.dmp family_redline behavioral1/memory/4784-181-0x0000000005190000-0x00000000051D4000-memory.dmp family_redline behavioral1/memory/4784-182-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-183-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-185-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-187-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-189-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-191-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-195-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-197-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-193-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-199-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-201-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-203-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-205-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-207-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-209-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-211-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-213-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-215-0x0000000005190000-0x00000000051CF000-memory.dmp family_redline behavioral1/memory/4784-1098-0x0000000004C70000-0x0000000004C80000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2588 un304274.exe 4648 pro1498.exe 4784 qu5767.exe 3936 si800958.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 pro1498.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro1498.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 un304274.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\\\"" un304274.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.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\\\"" f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.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 4648 pro1498.exe 4648 pro1498.exe 4784 qu5767.exe 4784 qu5767.exe 3936 si800958.exe 3936 si800958.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4648 pro1498.exe Token: SeDebugPrivilege 4784 qu5767.exe Token: SeDebugPrivilege 3936 si800958.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4080 wrote to memory of 2588 4080 f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe 66 PID 4080 wrote to memory of 2588 4080 f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe 66 PID 4080 wrote to memory of 2588 4080 f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe 66 PID 2588 wrote to memory of 4648 2588 un304274.exe 67 PID 2588 wrote to memory of 4648 2588 un304274.exe 67 PID 2588 wrote to memory of 4648 2588 un304274.exe 67 PID 2588 wrote to memory of 4784 2588 un304274.exe 68 PID 2588 wrote to memory of 4784 2588 un304274.exe 68 PID 2588 wrote to memory of 4784 2588 un304274.exe 68 PID 4080 wrote to memory of 3936 4080 f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe 70 PID 4080 wrote to memory of 3936 4080 f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe 70 PID 4080 wrote to memory of 3936 4080 f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe"C:\Users\Admin\AppData\Local\Temp\f510fffd757f4863fd73820385399ee51e0b60cda02c695cb7d0221f3e2d386b.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4080 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un304274.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un304274.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2588 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1498.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1498.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4648
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5767.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5767.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4784
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si800958.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si800958.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3936
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5d567e7869b43135b25a7c6d31939c1bb
SHA1e1193b93b55629f7bf6368de4a152714a9c3f0bb
SHA256e9282c67dd79ff9de4cc3eecdbdbe20db86c0b1f86fe6041d29988f0eec44713
SHA512e93e633b0d0140fc7a8ef24cc7034244ccb84ba85078d6e34e4769d41141d0b8a6e968433bd09be76ab0378c3260906bedc1510836860c739720e181c1d2de07
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Filesize
175KB
MD5d567e7869b43135b25a7c6d31939c1bb
SHA1e1193b93b55629f7bf6368de4a152714a9c3f0bb
SHA256e9282c67dd79ff9de4cc3eecdbdbe20db86c0b1f86fe6041d29988f0eec44713
SHA512e93e633b0d0140fc7a8ef24cc7034244ccb84ba85078d6e34e4769d41141d0b8a6e968433bd09be76ab0378c3260906bedc1510836860c739720e181c1d2de07
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Filesize
558KB
MD5614290c2549beee51045947b1237eafd
SHA1efcb6d3ea5e9cbc507365fe05a2fc2938e175d93
SHA25692c4edcb6789245aec075cb0c24d7bf677e44ad732839c66cc365ff5333d388b
SHA512b539bdf41ab46dd00bd4a45246afc9bfdd6686d33c9d2b7881455ac6a3561336011bdb6c8af3cc8662e6296e087d9a1465b89758b18684957ae6f274d71882f8
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Filesize
558KB
MD5614290c2549beee51045947b1237eafd
SHA1efcb6d3ea5e9cbc507365fe05a2fc2938e175d93
SHA25692c4edcb6789245aec075cb0c24d7bf677e44ad732839c66cc365ff5333d388b
SHA512b539bdf41ab46dd00bd4a45246afc9bfdd6686d33c9d2b7881455ac6a3561336011bdb6c8af3cc8662e6296e087d9a1465b89758b18684957ae6f274d71882f8
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Filesize
307KB
MD596917741982bfd77f526a026f91a5d61
SHA18cfb1860081e201f0487a8e1ac7a7d1796248111
SHA25626c2bfe34813e175bba9cb98034eefeaa82008db9ea36c550ba3013fe12a1cf5
SHA5121c8a2573f15695bb0925d2c7d10ffc96d107037d0408b7bdc0932c97581468c011daa36c382238a35243c623d9aa50ff9760cb1ca083d8a287da499c84e61d01
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Filesize
307KB
MD596917741982bfd77f526a026f91a5d61
SHA18cfb1860081e201f0487a8e1ac7a7d1796248111
SHA25626c2bfe34813e175bba9cb98034eefeaa82008db9ea36c550ba3013fe12a1cf5
SHA5121c8a2573f15695bb0925d2c7d10ffc96d107037d0408b7bdc0932c97581468c011daa36c382238a35243c623d9aa50ff9760cb1ca083d8a287da499c84e61d01
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Filesize
365KB
MD59de7b3c12dfc5659e105a691d0aae69f
SHA1c8d46fc32e4a4e5a3fd13fab7d0bdb21d4125586
SHA256b04c33f7e1a9f0a789056396d0f52dccfe867f1e8500512ca212068473dd753d
SHA512947067301057760731236ad28ee035a4bf9ba1370de23e82a5702b8cea50eefddd7146baf1a821f9f18165435c6ead35b1f9e677cb3ff8a2b0fc6c759d7a6e32
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Filesize
365KB
MD59de7b3c12dfc5659e105a691d0aae69f
SHA1c8d46fc32e4a4e5a3fd13fab7d0bdb21d4125586
SHA256b04c33f7e1a9f0a789056396d0f52dccfe867f1e8500512ca212068473dd753d
SHA512947067301057760731236ad28ee035a4bf9ba1370de23e82a5702b8cea50eefddd7146baf1a821f9f18165435c6ead35b1f9e677cb3ff8a2b0fc6c759d7a6e32