Analysis
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max time kernel
147s -
max time network
153s -
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, 08:01
Static task
static1
Behavioral task
behavioral1
Sample
79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.exe
Resource
win10v2004-20230220-en
General
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Target
79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.exe
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Size
409KB
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MD5
38adf0fb36f6256676fdfe00d49e1518
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SHA1
f49d7042c91a7d863f7f78ba0f7a10dcc0b30320
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SHA256
79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479
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SHA512
160095e751d8f2da77da2c594c02c8e167fcae8987d60cdb5e7937aee9c0525d33d245ef53ac3b950e965b2837c19c2dd2f7ef9aaa7e094f90eb24addd11eb50
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SSDEEP
6144:Kcy+bnr+Wp0yN90QEi/V/UCt9D7yNtxbHSLj1v6xULrXDalQpivx7eod8yAa:QMruy9088Ct9DQtBAJlLfZ0vx7ga
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 Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s8485rq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" s8485rq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s8485rq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s8485rq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s8485rq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s8485rq.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/2768-151-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-154-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-152-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-156-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-158-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-160-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-162-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-164-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-170-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-168-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-166-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-174-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-176-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-178-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-184-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-186-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-182-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-188-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-180-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-172-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-192-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-190-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-194-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-198-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-206-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-208-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-204-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-212-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-214-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-210-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-202-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-200-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline behavioral1/memory/2768-196-0x00000000024E0000-0x000000000251E000-memory.dmp family_redline -
Executes dropped EXE 2 IoCs
pid Process 4844 s8485rq.exe 2768 t20Lh53.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" s8485rq.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 79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.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\\\"" 79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.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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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1364 sc.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4844 s8485rq.exe 4844 s8485rq.exe 2768 t20Lh53.exe 2768 t20Lh53.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4844 s8485rq.exe Token: SeDebugPrivilege 2768 t20Lh53.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2144 wrote to memory of 4844 2144 79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.exe 86 PID 2144 wrote to memory of 4844 2144 79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.exe 86 PID 2144 wrote to memory of 2768 2144 79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.exe 90 PID 2144 wrote to memory of 2768 2144 79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.exe 90 PID 2144 wrote to memory of 2768 2144 79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.exe"C:\Users\Admin\AppData\Local\Temp\79c479ca9b6a08904b96ebea3e486fb135a0845e14fb108d56b089b5150fd479.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2144 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8485rq.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8485rq.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4844
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t20Lh53.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t20Lh53.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2768
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:1364
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
381KB
MD5ca1f2906fd6e5384406608e8bcc873db
SHA19cada15dc1f26fe8fa91d7df4dd4be053d660f1b
SHA25666f558d704f16300999826f2c369d2710da5b12d4b7b4199e3af92b21c8e09bf
SHA512f87dfaead01aebb3c9cf27ce66738ce161f7c814090e8429307448c560a5c6928b700081c1bfa9423144e8af70e1dc197d53254b7d9fc308f6754e6f3fae7404
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Filesize
381KB
MD5ca1f2906fd6e5384406608e8bcc873db
SHA19cada15dc1f26fe8fa91d7df4dd4be053d660f1b
SHA25666f558d704f16300999826f2c369d2710da5b12d4b7b4199e3af92b21c8e09bf
SHA512f87dfaead01aebb3c9cf27ce66738ce161f7c814090e8429307448c560a5c6928b700081c1bfa9423144e8af70e1dc197d53254b7d9fc308f6754e6f3fae7404