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Analysis
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max time kernel
87s -
max time network
90s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
09/03/2023, 05:23
Static task
static1
Behavioral task
behavioral1
Sample
49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe
Resource
win10v2004-20230220-en
General
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Target
49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe
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Size
393KB
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MD5
62ced9cb598dd22d5235c022d821c98c
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SHA1
b7de835cbf2588750389ff78073ded734acae463
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SHA256
49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343
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SHA512
3e7c6cf480b321f5b8a72d00b103d7a0bd062e82745d7c71560ddde8d7ff13fe8d4c5935dd461cfb261f12b90337d5f6f3ab4ab13829a06bcde1c2b697fec8f4
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SSDEEP
6144:KKy+bnr+Yp0yN90QEHuwQDQix1bE4t5B9uo2D8hiu6B4v6uO02i5Z:GMrIy90hQUiTEa9uuV6BcSCZ
Malware Config
Extracted
redline
mango
193.233.20.28:4125
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auth_value
ecf79d7f5227d998a3501c972d915d23
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s1682hd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s1682hd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s1682hd.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s1682hd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" s1682hd.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s1682hd.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/2496-148-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-151-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-153-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-149-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-155-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-157-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-159-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-161-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-163-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-165-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-168-0x0000000004A50000-0x0000000004A60000-memory.dmp family_redline behavioral1/memory/2496-167-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-169-0x0000000004A50000-0x0000000004A60000-memory.dmp family_redline behavioral1/memory/2496-174-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-171-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-176-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-178-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-180-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-182-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-184-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-186-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-192-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-190-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-188-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-194-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-196-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-198-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-200-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-202-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-204-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-206-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-208-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-210-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-212-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/2496-214-0x0000000005050000-0x000000000508E000-memory.dmp family_redline -
Executes dropped EXE 2 IoCs
pid Process 4328 s1682hd.exe 2496 t02Nr95.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" s1682hd.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.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\\\"" 49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.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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Program crash 1 IoCs
pid pid_target Process procid_target 3664 2496 WerFault.exe 84 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4328 s1682hd.exe 4328 s1682hd.exe 2496 t02Nr95.exe 2496 t02Nr95.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4328 s1682hd.exe Token: SeDebugPrivilege 2496 t02Nr95.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4372 wrote to memory of 4328 4372 49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe 81 PID 4372 wrote to memory of 4328 4372 49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe 81 PID 4372 wrote to memory of 2496 4372 49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe 84 PID 4372 wrote to memory of 2496 4372 49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe 84 PID 4372 wrote to memory of 2496 4372 49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe"C:\Users\Admin\AppData\Local\Temp\49d120d4b4c7bec04b7f4332a4ad6154b6e0ca91bfb385e889a16327d10c6343.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4372 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1682hd.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s1682hd.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4328
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t02Nr95.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t02Nr95.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2496 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 16723⤵
- Program crash
PID:3664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2496 -ip 24961⤵PID:2864
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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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
323KB
MD513693461251149817425e66f1206913a
SHA1998dbccbd83323f62a3b2b578a9605c0d933630f
SHA2568e9c17eef3b9aea25037691c41032485a6bc4b768861ac8da022ae30c76a494a
SHA512674b8043f203e5ec1e149775fc5ce7caf78e7a614be365e4dd719093a29ce4c37b7b3683262ce3e15f9df4f3854b63fec0176183766d9baa495b1fe7e4555b62
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Filesize
323KB
MD513693461251149817425e66f1206913a
SHA1998dbccbd83323f62a3b2b578a9605c0d933630f
SHA2568e9c17eef3b9aea25037691c41032485a6bc4b768861ac8da022ae30c76a494a
SHA512674b8043f203e5ec1e149775fc5ce7caf78e7a614be365e4dd719093a29ce4c37b7b3683262ce3e15f9df4f3854b63fec0176183766d9baa495b1fe7e4555b62