Analysis
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max time kernel
50s -
max time network
71s -
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, 20:48
Static task
static1
Behavioral task
behavioral1
Sample
4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe
Resource
win10-20230220-en
General
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Target
4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe
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Size
696KB
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MD5
760db1c7e47f33fd7929f5cccf2a50cd
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SHA1
9a1afa6fb14608aeb26cc1e82bb33aaf22641ff0
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SHA256
4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c
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SHA512
3314022c16e9913fbbf8b2c22d738ca6a7fcfef65c8146797f27ad67d4acda5fcf9588fcb2b54896921304cd6991752873867c094a9924843028d61435fa74b4
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SSDEEP
12288:uMrwy90CfH0dLgueLtDm2itDWPz4V46tKIDdYM3WdSRXxCLvFHU3qba:+yZELheLtDmvtv66bDCaXGpUn
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
muse
176.113.115.145:4125
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auth_value
b91988a63a24940038d9262827a5320c
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro5617.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro5617.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro5617.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro5617.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro5617.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 22 IoCs
resource yara_rule behavioral1/memory/4864-175-0x0000000004A80000-0x0000000004AC6000-memory.dmp family_redline behavioral1/memory/4864-176-0x0000000004CF0000-0x0000000004D34000-memory.dmp family_redline behavioral1/memory/4864-178-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-177-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-182-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-184-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-180-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-186-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-188-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-190-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-192-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-194-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-198-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-196-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-200-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-203-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-206-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-207-0x00000000073F0000-0x0000000007400000-memory.dmp family_redline behavioral1/memory/4864-204-0x00000000073F0000-0x0000000007400000-memory.dmp family_redline behavioral1/memory/4864-212-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-214-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline behavioral1/memory/4864-210-0x0000000004CF0000-0x0000000004D2F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3924 un209487.exe 4960 pro5617.exe 4864 qu2655.exe 4480 si463613.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 pro5617.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro5617.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 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\\\"" 4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un209487.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\\\"" un209487.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.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 4960 pro5617.exe 4960 pro5617.exe 4864 qu2655.exe 4864 qu2655.exe 4480 si463613.exe 4480 si463613.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4960 pro5617.exe Token: SeDebugPrivilege 4864 qu2655.exe Token: SeDebugPrivilege 4480 si463613.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4124 wrote to memory of 3924 4124 4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe 66 PID 4124 wrote to memory of 3924 4124 4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe 66 PID 4124 wrote to memory of 3924 4124 4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe 66 PID 3924 wrote to memory of 4960 3924 un209487.exe 67 PID 3924 wrote to memory of 4960 3924 un209487.exe 67 PID 3924 wrote to memory of 4960 3924 un209487.exe 67 PID 3924 wrote to memory of 4864 3924 un209487.exe 68 PID 3924 wrote to memory of 4864 3924 un209487.exe 68 PID 3924 wrote to memory of 4864 3924 un209487.exe 68 PID 4124 wrote to memory of 4480 4124 4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe 70 PID 4124 wrote to memory of 4480 4124 4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe 70 PID 4124 wrote to memory of 4480 4124 4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe"C:\Users\Admin\AppData\Local\Temp\4da138de8bf9c95b25eed52e7738aa41d497fc1eb08ad6beb62de1309e09d36c.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4124 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un209487.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un209487.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3924 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5617.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5617.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4960
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2655.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2655.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4864
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si463613.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si463613.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4480
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5a31b15e7ca1f132e1dacf012b40a7158
SHA18cad184c36f058482b5cb92da1c87db39190c07c
SHA2568a891980783ce59b1849c6b738ea91cef4bed2d7ead0b9a6b13623a5d425bcb0
SHA512822fa1341bf22ff3e39135c718ea32aeaa0d5dc2764c0eda47a3b8eb9b8800df0f47dd1bae209030135ae6526a3c3bc6b1bd35c667429ca84db319153e7ed55a
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Filesize
175KB
MD5a31b15e7ca1f132e1dacf012b40a7158
SHA18cad184c36f058482b5cb92da1c87db39190c07c
SHA2568a891980783ce59b1849c6b738ea91cef4bed2d7ead0b9a6b13623a5d425bcb0
SHA512822fa1341bf22ff3e39135c718ea32aeaa0d5dc2764c0eda47a3b8eb9b8800df0f47dd1bae209030135ae6526a3c3bc6b1bd35c667429ca84db319153e7ed55a
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Filesize
554KB
MD56babfbd0258ddcab1529ed21f6122237
SHA143d73550dd54ee07703ff4cae4a5fdbb4ee1f32f
SHA25655ce5b6495d159f02afaddec5932fe2cfa6f23272aa6d50b28106dde5cb33199
SHA51262b4e0c08d2bb9b29513a7e823d23b4fc5602d51d38f24914745ced9086d563d70dcba1ecc4e1650b7eff5e89c7444db418f4a031e8ee40a1bddda7cad7f094b
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Filesize
554KB
MD56babfbd0258ddcab1529ed21f6122237
SHA143d73550dd54ee07703ff4cae4a5fdbb4ee1f32f
SHA25655ce5b6495d159f02afaddec5932fe2cfa6f23272aa6d50b28106dde5cb33199
SHA51262b4e0c08d2bb9b29513a7e823d23b4fc5602d51d38f24914745ced9086d563d70dcba1ecc4e1650b7eff5e89c7444db418f4a031e8ee40a1bddda7cad7f094b
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Filesize
345KB
MD5010d718cf36cd555ba2fc1d903beb629
SHA1029bb78a52158f746aedb04d903ced4d0cb0245f
SHA25672cd57d29876562186985c100c2654f7109febbe26dee238050ee5adce405cbd
SHA51285e52ed555155ff3d64b99cf127a3dd305b531350ea4c7d0639b8650374031c6d05d39fff3adb31a2ffd59cd211dd63406651f732235be6232e75d1e8f5ebf47
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Filesize
345KB
MD5010d718cf36cd555ba2fc1d903beb629
SHA1029bb78a52158f746aedb04d903ced4d0cb0245f
SHA25672cd57d29876562186985c100c2654f7109febbe26dee238050ee5adce405cbd
SHA51285e52ed555155ff3d64b99cf127a3dd305b531350ea4c7d0639b8650374031c6d05d39fff3adb31a2ffd59cd211dd63406651f732235be6232e75d1e8f5ebf47
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Filesize
403KB
MD500c084651522511143ffaa5899512069
SHA1547fd2d1016fdc54caa4af10e4e0021f26a4fad1
SHA2565b2f7272f44d62aa47bca92f5a9b36eab466b765f4a30bb55ffe0aef582e18c4
SHA512c783fe5115ae449f76305e8e858c5621280a7029ae9a192eabd333d34dded512151010de983cac2de5e3bc2a9b64bd946b743e7cbba1eb7252daa6872d78fbcf
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Filesize
403KB
MD500c084651522511143ffaa5899512069
SHA1547fd2d1016fdc54caa4af10e4e0021f26a4fad1
SHA2565b2f7272f44d62aa47bca92f5a9b36eab466b765f4a30bb55ffe0aef582e18c4
SHA512c783fe5115ae449f76305e8e858c5621280a7029ae9a192eabd333d34dded512151010de983cac2de5e3bc2a9b64bd946b743e7cbba1eb7252daa6872d78fbcf