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Analysis
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max time kernel
52s -
max time network
78s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
10/03/2023, 11:27
Static task
static1
Behavioral task
behavioral1
Sample
52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe
Resource
win10-20230220-en
General
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Target
52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe
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Size
536KB
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MD5
402450ec07cf69ba3d5be4802b129115
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SHA1
72fc070ac4f8c5fee3da73808f3fcf3232e37a67
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SHA256
52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13
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SHA512
1d47049be53247d2417232b6e88f6a487a49e523b4d989a87ac8416784965d9330cfed2d4278d4868a1cb4eac2fe7b300f7884ccda5a57bdd183e5145b6f69f0
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SSDEEP
12288:cMrDy90sL4+RedDJtx/uY1qTin7yC5p+n:/yJ4FDJv/uKqO/+n
Malware Config
Extracted
redline
mango
193.233.20.28:4125
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auth_value
ecf79d7f5227d998a3501c972d915d23
Extracted
redline
dezik
193.56.146.220:4174
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auth_value
d39f21dca8edc10800b036ab83f4d75e
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" b2661jk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" b2661jk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" b2661jk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" b2661jk.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" b2661jk.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/2068-140-0x00000000024D0000-0x0000000002516000-memory.dmp family_redline behavioral1/memory/2068-143-0x00000000050D0000-0x0000000005114000-memory.dmp family_redline behavioral1/memory/2068-147-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-148-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-150-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-152-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-154-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-156-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-162-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-160-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-158-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-164-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-166-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-168-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-170-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-172-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-174-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-176-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-178-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-180-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-182-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-184-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-186-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-188-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-190-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-192-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-194-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-196-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-198-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-200-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-202-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-204-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-206-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-208-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline behavioral1/memory/2068-210-0x00000000050D0000-0x000000000510E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3968 nice6679.exe 1420 b2661jk.exe 2068 c76Un16.exe 4648 dUnhF76.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" b2661jk.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 nice6679.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\\\"" nice6679.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.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\\\"" 52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.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 1420 b2661jk.exe 1420 b2661jk.exe 2068 c76Un16.exe 2068 c76Un16.exe 4648 dUnhF76.exe 4648 dUnhF76.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1420 b2661jk.exe Token: SeDebugPrivilege 2068 c76Un16.exe Token: SeDebugPrivilege 4648 dUnhF76.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1608 wrote to memory of 3968 1608 52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe 66 PID 1608 wrote to memory of 3968 1608 52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe 66 PID 1608 wrote to memory of 3968 1608 52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe 66 PID 3968 wrote to memory of 1420 3968 nice6679.exe 67 PID 3968 wrote to memory of 1420 3968 nice6679.exe 67 PID 3968 wrote to memory of 2068 3968 nice6679.exe 68 PID 3968 wrote to memory of 2068 3968 nice6679.exe 68 PID 3968 wrote to memory of 2068 3968 nice6679.exe 68 PID 1608 wrote to memory of 4648 1608 52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe 70 PID 1608 wrote to memory of 4648 1608 52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe 70 PID 1608 wrote to memory of 4648 1608 52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe"C:\Users\Admin\AppData\Local\Temp\52aca6f77f841b8f1485c69b81e7cfec477bb9498cef44bd76b52c79c118ce13.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1608 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice6679.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice6679.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3968 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2661jk.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b2661jk.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1420
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c76Un16.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c76Un16.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2068
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUnhF76.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUnhF76.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4648
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD592f2a148b8f701e50e2f838f73d4d7b7
SHA1324d8546e35d4f4285cac15b21620299ba5cb023
SHA2569ad66388140ef3b4a7c2918eb3c9083dd80396949f385dd6d17c28f97cf14f04
SHA5123300c7606f872e75deaff924ee77fcd975e515a0dbca907ddd16b25910f250c6b8c46c6cabda3ac4780a8dce5fb9a70bd0c4c184f649cd5375fb6278b2a0ea6c
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Filesize
175KB
MD592f2a148b8f701e50e2f838f73d4d7b7
SHA1324d8546e35d4f4285cac15b21620299ba5cb023
SHA2569ad66388140ef3b4a7c2918eb3c9083dd80396949f385dd6d17c28f97cf14f04
SHA5123300c7606f872e75deaff924ee77fcd975e515a0dbca907ddd16b25910f250c6b8c46c6cabda3ac4780a8dce5fb9a70bd0c4c184f649cd5375fb6278b2a0ea6c
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Filesize
391KB
MD5c6788c95d6e15e7b6ad8dcd9b4ec72da
SHA1aa56669e3317b4af817654bc6ebe5475a24c8529
SHA2567846fbb5a2aa9ffe714d0fde2859d5603eca277f32fb128107caa7235339ee8c
SHA5129784c644ab8c07360555495f9d0f228826e9622dc2aeda2645dc6a12087f8a03940b94fd67ca3499a01ba5fe0c184ef525a68474dcbbc6becb50d022175f458c
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Filesize
391KB
MD5c6788c95d6e15e7b6ad8dcd9b4ec72da
SHA1aa56669e3317b4af817654bc6ebe5475a24c8529
SHA2567846fbb5a2aa9ffe714d0fde2859d5603eca277f32fb128107caa7235339ee8c
SHA5129784c644ab8c07360555495f9d0f228826e9622dc2aeda2645dc6a12087f8a03940b94fd67ca3499a01ba5fe0c184ef525a68474dcbbc6becb50d022175f458c
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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
308KB
MD56fd54cdc940cd51fe90231eca5d4af9b
SHA1e4e19c019cf0e85571bae053059fcab5f172942f
SHA256e03ac076ae09a1aed79ef91b576684d9465f3e3c97a2cddb8d5c1302e078263c
SHA512fee8f6388969d1866dab05183ddb6cec7cd8b9601e6fc7c9c3c5c2350ac1a9d136850837ae49eb9399f4a0f8d34033afae9604d2b0fcc3d87b56b34dccbedd0d
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Filesize
308KB
MD56fd54cdc940cd51fe90231eca5d4af9b
SHA1e4e19c019cf0e85571bae053059fcab5f172942f
SHA256e03ac076ae09a1aed79ef91b576684d9465f3e3c97a2cddb8d5c1302e078263c
SHA512fee8f6388969d1866dab05183ddb6cec7cd8b9601e6fc7c9c3c5c2350ac1a9d136850837ae49eb9399f4a0f8d34033afae9604d2b0fcc3d87b56b34dccbedd0d