Analysis
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max time kernel
155s -
max time network
192s -
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 22:04
Static task
static1
Behavioral task
behavioral1
Sample
5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.exe
Resource
win10v2004-20230220-en
General
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Target
5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.exe
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Size
1.2MB
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MD5
8124fb9307fa974bd67ce433d3b2c1c6
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SHA1
21443615d8c2790f5e7f8a6c7f3e02982115758a
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SHA256
5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d
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SHA512
683bb40c7220056d86bb100584c3dcd58b855454a83c646e2d32e43933a922839c7c55b2eefd13191e7fd95dbe37d2d530e00db9d371c83f003d18c610c2627f
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SSDEEP
24576:7GxKz+TDUpS+Nmj4NGQpy6X6yzjKdFuU40KUcDL0lNp/bPm:7GMOKSUDNGQp9qKqFR4JUcDLqNp/b
Malware Config
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/2612-1008-0x00000000078B0000-0x0000000007EC8000-memory.dmp redline_stealer -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection 161965264.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" 161965264.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" 161965264.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" 161965264.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" 161965264.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" 161965264.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Executes dropped EXE 4 IoCs
pid Process 4204 gE166412.exe 1496 Yx563456.exe 1720 161965264.exe 2612 247750528.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features 161965264.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" 161965264.exe -
Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.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\\\"" 5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce gE166412.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\\\"" gE166412.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce Yx563456.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" Yx563456.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1720 161965264.exe 1720 161965264.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1720 161965264.exe Token: SeDebugPrivilege 2612 247750528.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1112 wrote to memory of 4204 1112 5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.exe 82 PID 1112 wrote to memory of 4204 1112 5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.exe 82 PID 1112 wrote to memory of 4204 1112 5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.exe 82 PID 4204 wrote to memory of 1496 4204 gE166412.exe 83 PID 4204 wrote to memory of 1496 4204 gE166412.exe 83 PID 4204 wrote to memory of 1496 4204 gE166412.exe 83 PID 1496 wrote to memory of 1720 1496 Yx563456.exe 84 PID 1496 wrote to memory of 1720 1496 Yx563456.exe 84 PID 1496 wrote to memory of 1720 1496 Yx563456.exe 84 PID 1496 wrote to memory of 2612 1496 Yx563456.exe 88 PID 1496 wrote to memory of 2612 1496 Yx563456.exe 88 PID 1496 wrote to memory of 2612 1496 Yx563456.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.exe"C:\Users\Admin\AppData\Local\Temp\5a618cbf829772699a88cbc4b3242e33e1879033973964a38e1717efadd5493d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1112 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gE166412.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gE166412.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4204 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\Yx563456.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\Yx563456.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\161965264.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\161965264.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1720
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\247750528.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\247750528.exe4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2612
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C:\Windows\system32\WerFaultSecure.exe"C:\Windows\system32\WerFaultSecure.exe" -protectedcrash -p 3176 -i 3176 -h 408 -j 456 -s 460 -d 7201⤵PID:4824
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
764KB
MD5c6335c0a2c1ff34926e5059187fea778
SHA147ba414bcea12df8297a1b1a518ab48af68d6a73
SHA256b60defc60d5c20848132dea613d554a165e7ffe18281d553d43e8669874e3d25
SHA512ff7ad4f0ab4ad74e43545ff12de51014efc0f89a409dc0ab2eed0e2b40f3c3bbe94c78aa43a6f5f26f72c7ec0dae3ba90d77f94b961d6d2d7671880c042af058
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Filesize
764KB
MD5c6335c0a2c1ff34926e5059187fea778
SHA147ba414bcea12df8297a1b1a518ab48af68d6a73
SHA256b60defc60d5c20848132dea613d554a165e7ffe18281d553d43e8669874e3d25
SHA512ff7ad4f0ab4ad74e43545ff12de51014efc0f89a409dc0ab2eed0e2b40f3c3bbe94c78aa43a6f5f26f72c7ec0dae3ba90d77f94b961d6d2d7671880c042af058
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Filesize
593KB
MD58f221f63a4b89072b185fd5c0c0db853
SHA1c13d25faf4c60a435ed2984a5336abf9afb1e351
SHA256f03de23203170f559ed5427435a3684a17166fa1f1df31bfa16b34935acc4a22
SHA512983d2c86f6975f2166bfb2bd0d0785bd02b1f18fccfaf9fe72cbf27fa26b2db205fcc8bbbf2371787264f67d3585d8403d9f9353eeabddb679512f0bd8eb6656
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Filesize
593KB
MD58f221f63a4b89072b185fd5c0c0db853
SHA1c13d25faf4c60a435ed2984a5336abf9afb1e351
SHA256f03de23203170f559ed5427435a3684a17166fa1f1df31bfa16b34935acc4a22
SHA512983d2c86f6975f2166bfb2bd0d0785bd02b1f18fccfaf9fe72cbf27fa26b2db205fcc8bbbf2371787264f67d3585d8403d9f9353eeabddb679512f0bd8eb6656
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Filesize
377KB
MD55fa4a7916def4bc9c1d11c63ef4896a7
SHA1f294789c7fc64eebf552838a8aed837d335fd236
SHA256156b0deb3ab0bf545b6847fbacb2a6e1f6bfc00616b6f165ce3e2a4330c15210
SHA512f9946ff838f32987d9b84eb66fd92a6bce12b868aabf77f896b7ee360805c143ddbd643cc92de9ce1aae9072d5803bf47b48c7c8335ab0427692e3adc35d43ab
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Filesize
377KB
MD55fa4a7916def4bc9c1d11c63ef4896a7
SHA1f294789c7fc64eebf552838a8aed837d335fd236
SHA256156b0deb3ab0bf545b6847fbacb2a6e1f6bfc00616b6f165ce3e2a4330c15210
SHA512f9946ff838f32987d9b84eb66fd92a6bce12b868aabf77f896b7ee360805c143ddbd643cc92de9ce1aae9072d5803bf47b48c7c8335ab0427692e3adc35d43ab
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Filesize
459KB
MD5bb0616de76770a360d2952b1c7d57d7f
SHA11e55af5e66a576a34ef55f0ed7b033101c284883
SHA2568ca7664fe8080deb4be556ceda8d7df7f48edaa6acd31ebe9ee8e0ae64c4e39c
SHA512dc486d43808fd3492a34ea2172faeb67be096b1bc79b667108f96fcf6cddd628b244ece608c1d3caceea58dacf1f40ce6435913600bb0e59babcc47541e65d5b
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Filesize
459KB
MD5bb0616de76770a360d2952b1c7d57d7f
SHA11e55af5e66a576a34ef55f0ed7b033101c284883
SHA2568ca7664fe8080deb4be556ceda8d7df7f48edaa6acd31ebe9ee8e0ae64c4e39c
SHA512dc486d43808fd3492a34ea2172faeb67be096b1bc79b667108f96fcf6cddd628b244ece608c1d3caceea58dacf1f40ce6435913600bb0e59babcc47541e65d5b