Analysis
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max time kernel
142s -
max time network
127s -
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 06:43
Static task
static1
Behavioral task
behavioral1
Sample
655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.exe
Resource
win10v2004-20230220-en
General
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Target
655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.exe
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Size
409KB
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MD5
b7bf63b17b25fe36d82f5bb3c5e8a207
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SHA1
a8830fa940a17d3abc9f65f6dc2f6e0906574785
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SHA256
655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094
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SHA512
e7ade6e0634dfd72d2a14cdbef0dcf736f92fde1bf73a9a96c1e6c2b38aff098d2bf7c42e49d2bd1b43ce31dd5f868862fe581cfe0741e48db4e6a17794f5db2
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SSDEEP
12288:TMrny90HrqT3SQsdygA3EgV9N0UGNag2ukGS:oysCsdmPV9N0UGNackGS
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 s4198CD.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" s4198CD.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s4198CD.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s4198CD.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s4198CD.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s4198CD.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/220-151-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-152-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-154-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-156-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-160-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-158-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-162-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-164-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-166-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-168-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-170-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-172-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-174-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-176-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-178-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-180-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-182-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-184-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-186-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-188-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-192-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-190-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-194-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-196-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-198-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-200-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-202-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-204-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-206-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-208-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-210-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-212-0x0000000002650000-0x000000000268E000-memory.dmp family_redline behavioral1/memory/220-214-0x0000000002650000-0x000000000268E000-memory.dmp family_redline -
Executes dropped EXE 2 IoCs
pid Process 5092 s4198CD.exe 220 t22gn69.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" s4198CD.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 655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.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\\\"" 655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.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 4 IoCs
pid Process 5092 s4198CD.exe 5092 s4198CD.exe 220 t22gn69.exe 220 t22gn69.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5092 s4198CD.exe Token: SeDebugPrivilege 220 t22gn69.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1552 wrote to memory of 5092 1552 655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.exe 83 PID 1552 wrote to memory of 5092 1552 655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.exe 83 PID 1552 wrote to memory of 220 1552 655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.exe 89 PID 1552 wrote to memory of 220 1552 655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.exe 89 PID 1552 wrote to memory of 220 1552 655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.exe"C:\Users\Admin\AppData\Local\Temp\655286e34e199c7dff8c116dffcf10955c771aae3f863d2c2ef0d4a4d2ba3094.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1552 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s4198CD.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s4198CD.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5092
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t22gn69.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t22gn69.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:220
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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
382KB
MD50fd5641d84944663de4ff1c6ec73ac12
SHA13f6e79840d52ea9fceada90eac52384e2ee24d11
SHA256cd3bde9a06c3e79fb85e88a38d93c654f0d8941108581fa7b2b883a04bc9e0b0
SHA5124457ff95ee19887b58ad6ea2b5137b45a9bd447622f42f811d201cbe47731f45c578fd0a4305466e9dc0a47e03bba95e67a64c43596fd8efb9e0a7d9f6a08e61
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Filesize
382KB
MD50fd5641d84944663de4ff1c6ec73ac12
SHA13f6e79840d52ea9fceada90eac52384e2ee24d11
SHA256cd3bde9a06c3e79fb85e88a38d93c654f0d8941108581fa7b2b883a04bc9e0b0
SHA5124457ff95ee19887b58ad6ea2b5137b45a9bd447622f42f811d201cbe47731f45c578fd0a4305466e9dc0a47e03bba95e67a64c43596fd8efb9e0a7d9f6a08e61