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Analysis
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max time kernel
52s -
max time network
64s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
22/03/2023, 12:44
Static task
static1
Behavioral task
behavioral1
Sample
6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe
Resource
win10-20230220-en
General
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Target
6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe
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Size
535KB
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MD5
705736f3c48ecadd747c4f98c1dc314d
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SHA1
137c29262da9ba0044cc7368aaabd176001fa76d
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SHA256
6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0
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SHA512
5941fdae01c00bc9c713b76956e327b9bde28297b052206efef7b5c1abbf4b81b7eb016a3579a4333d5b17446777521a33c02f97141bcfe7bf2d48440d729277
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SSDEEP
6144:K+y+bnr+Ep0yN90QE7cQRuRmGu23TRQ9KD+AAilaXYLoML237+GAtsQ4JFbcdDjb:6MrAy90/cRpTOM2XYF23CdByak1eIq
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
polo
193.233.20.31:4125
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auth_value
f1a1b1041a864e0f1f788d42ececa8b3
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6071.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6071.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6071.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6071.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6071.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/3800-142-0x00000000049F0000-0x0000000004A36000-memory.dmp family_redline behavioral1/memory/3800-145-0x0000000004FB0000-0x0000000004FF4000-memory.dmp family_redline behavioral1/memory/3800-146-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-147-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-149-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-151-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-153-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-155-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-157-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-159-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-161-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-163-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-165-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-167-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-169-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-171-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-173-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-175-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-177-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-179-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-181-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-183-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-185-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-187-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-189-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-191-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-193-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-195-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-197-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-199-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-201-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-203-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-205-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-207-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline behavioral1/memory/3800-209-0x0000000004FB0000-0x0000000004FEE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2516 unio8812.exe 2900 pro6071.exe 3800 qu0845.exe 2628 si901455.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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" pro6071.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 6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.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\\\"" 6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce unio8812.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\\\"" unio8812.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 2900 pro6071.exe 2900 pro6071.exe 3800 qu0845.exe 3800 qu0845.exe 2628 si901455.exe 2628 si901455.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2900 pro6071.exe Token: SeDebugPrivilege 3800 qu0845.exe Token: SeDebugPrivilege 2628 si901455.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2264 wrote to memory of 2516 2264 6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe 66 PID 2264 wrote to memory of 2516 2264 6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe 66 PID 2264 wrote to memory of 2516 2264 6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe 66 PID 2516 wrote to memory of 2900 2516 unio8812.exe 67 PID 2516 wrote to memory of 2900 2516 unio8812.exe 67 PID 2516 wrote to memory of 3800 2516 unio8812.exe 68 PID 2516 wrote to memory of 3800 2516 unio8812.exe 68 PID 2516 wrote to memory of 3800 2516 unio8812.exe 68 PID 2264 wrote to memory of 2628 2264 6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe 70 PID 2264 wrote to memory of 2628 2264 6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe 70 PID 2264 wrote to memory of 2628 2264 6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe"C:\Users\Admin\AppData\Local\Temp\6291c53a9716fbec7ba32faa84749650cb87af99ca847e681f867657b24c3eb0.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2264 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8812.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8812.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2516 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6071.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6071.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2900
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0845.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0845.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3800
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si901455.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si901455.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2628
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD544a26d7004f8b65e1a8bac0ccac86d6a
SHA130b583c2c04c1167703ae255b4d44b96b411c8ff
SHA25637384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9
SHA51217788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b
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Filesize
175KB
MD544a26d7004f8b65e1a8bac0ccac86d6a
SHA130b583c2c04c1167703ae255b4d44b96b411c8ff
SHA25637384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9
SHA51217788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b
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Filesize
394KB
MD5e747745b76cc696ecc677537f36822bb
SHA14a8d18928ec4cf85217fda113f6686694878e980
SHA2562e26036b8a513c9eb2bbb25f4c97188ba231a76e74695105ab8724c77458d78b
SHA5122bdf55799e46ed8cbce9abacf8235a3da8dbc559ae837ea98b41be6bfc62390468be78fdc936614b090907b864575b2b53a09d364683d996bff0b4f32d9e9717
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Filesize
394KB
MD5e747745b76cc696ecc677537f36822bb
SHA14a8d18928ec4cf85217fda113f6686694878e980
SHA2562e26036b8a513c9eb2bbb25f4c97188ba231a76e74695105ab8724c77458d78b
SHA5122bdf55799e46ed8cbce9abacf8235a3da8dbc559ae837ea98b41be6bfc62390468be78fdc936614b090907b864575b2b53a09d364683d996bff0b4f32d9e9717
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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
468KB
MD50b3f27d19e7c9d7ddc0f38af66f748b6
SHA150f8ce3cf08d72e78206fb844f61d5eb588204a3
SHA256aa8b0bc65ed83ff24ad310310bf16c96be326e62f88421b37597645620ce5559
SHA512dda0e52e4c380d83dd904c65f2078b21566a5aea32d24a74f4f1ca8182e8f06fb46a70ac67cb80ff7d8d9b4abf9413503e658a09bc00596bf41bd1d2fa42b1d0
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Filesize
468KB
MD50b3f27d19e7c9d7ddc0f38af66f748b6
SHA150f8ce3cf08d72e78206fb844f61d5eb588204a3
SHA256aa8b0bc65ed83ff24ad310310bf16c96be326e62f88421b37597645620ce5559
SHA512dda0e52e4c380d83dd904c65f2078b21566a5aea32d24a74f4f1ca8182e8f06fb46a70ac67cb80ff7d8d9b4abf9413503e658a09bc00596bf41bd1d2fa42b1d0