Analysis
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max time kernel
78s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
08/03/2023, 03:04
Static task
static1
Behavioral task
behavioral1
Sample
383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.exe
Resource
win10v2004-20230220-en
General
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Target
383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.exe
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Size
408KB
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MD5
51806458c9b34cdfaf52064576278345
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SHA1
8c74dc3340db1180e6d7bfd036fc6cb00f591eda
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SHA256
383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723
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SHA512
ec955cd0cc184d634bc59b7aafae3ff10214f1c17b7a8deebe046cddd598bb04dffd1a48f6c0e3929294c9ff3d57e1e62a4dac490cbef3ab7f8431f370f8ed6e
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SSDEEP
6144:KUy+bnr+Fp0yN90QE1Ze9PvWsoQO9Q6qtP1JWYmzBbmayjxqpTsF1J:0MrRy90/EY2tnfmzBb61qpIF1J
Malware Config
Extracted
redline
fud
193.233.20.27:4123
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auth_value
cddc991efd6918ad5321d80dac884b40
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s0560IC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" s0560IC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s0560IC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s0560IC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s0560IC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s0560IC.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
resource yara_rule behavioral1/memory/4884-148-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-149-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-151-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-153-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-155-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-158-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-162-0x0000000004CC0000-0x0000000004CD0000-memory.dmp family_redline behavioral1/memory/4884-161-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-165-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-167-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-169-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-171-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-173-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-175-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-177-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-179-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-181-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-183-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-185-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-187-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-189-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-191-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-193-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-195-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-197-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-199-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-201-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-203-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-205-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-207-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-209-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-211-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline behavioral1/memory/4884-213-0x00000000024A0000-0x00000000024DE000-memory.dmp family_redline -
Executes dropped EXE 2 IoCs
pid Process 1356 s0560IC.exe 4884 t89tk84.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" s0560IC.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 383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.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\\\"" 383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.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 4540 4884 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1356 s0560IC.exe 1356 s0560IC.exe 4884 t89tk84.exe 4884 t89tk84.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1356 s0560IC.exe Token: SeDebugPrivilege 4884 t89tk84.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 680 wrote to memory of 1356 680 383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.exe 86 PID 680 wrote to memory of 1356 680 383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.exe 86 PID 680 wrote to memory of 4884 680 383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.exe 90 PID 680 wrote to memory of 4884 680 383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.exe 90 PID 680 wrote to memory of 4884 680 383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.exe"C:\Users\Admin\AppData\Local\Temp\383f86d82723da94b1b0e401f7752421ad6cea3377bcab74ba593be3e7337723.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:680 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0560IC.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s0560IC.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1356
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t89tk84.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t89tk84.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4884 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 13603⤵
- Program crash
PID:4540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4884 -ip 48841⤵PID:4240
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
380KB
MD57703b533b6e72a90817e85a9fd1f7126
SHA1f4cc506f60b36ddf6474504989a9b171b1418570
SHA256f6660c406e330206727065c74443d77ab4689c53984e6c2158f130c03cd2e86d
SHA5123ee516734c6246d7b492af2a6ba3cae18d59d83cc281d75544b29918073a472b37d52ad6cf5c78bb36e81cc67e27d5cb2b0a1e6af098eaa4b5f5a3441f8ce031
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Filesize
380KB
MD57703b533b6e72a90817e85a9fd1f7126
SHA1f4cc506f60b36ddf6474504989a9b171b1418570
SHA256f6660c406e330206727065c74443d77ab4689c53984e6c2158f130c03cd2e86d
SHA5123ee516734c6246d7b492af2a6ba3cae18d59d83cc281d75544b29918073a472b37d52ad6cf5c78bb36e81cc67e27d5cb2b0a1e6af098eaa4b5f5a3441f8ce031