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Analysis
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max time kernel
77s -
max time network
142s -
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, 22:23
Static task
static1
Behavioral task
behavioral1
Sample
5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe
Resource
win10v2004-20230220-en
General
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Target
5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe
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Size
550KB
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MD5
78ecef1cd89a02afb7684ec290d1fafe
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SHA1
223b4ca5f95d2e99d439f17b50b58905436841f2
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SHA256
5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9
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SHA512
1f74ff42ac4d8f5ff22641151c53e95e95979399feaee0a588265368a6345d2faed8a0c0e9fdcea736bbcfe203db5a3c07ec549390013998a55ec5e0d7772527
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SSDEEP
12288:JMryy90IPt/nGcaNsEXJE8c5BDGxdJ0H25vL2LEEt1FNt:TyTGcos621idY0L2EOt
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\DisableRealtimeMonitoring = "1" b1891YC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" b1891YC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection b1891YC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" b1891YC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" b1891YC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" b1891YC.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/1324-157-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-158-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-160-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-162-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-164-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-166-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-168-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-170-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-172-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-174-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-176-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-178-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-180-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-182-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-184-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-186-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-188-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-190-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-192-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-194-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-196-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-198-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-200-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-202-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-204-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-206-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-208-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-210-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-212-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-214-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-216-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-218-0x0000000005050000-0x000000000508E000-memory.dmp family_redline behavioral1/memory/1324-220-0x0000000005050000-0x000000000508E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1436 nice6562.exe 1764 b1891YC.exe 1324 c81dV23.exe 4444 dUxxy00.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" b1891YC.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 5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.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\\\"" 5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce nice6562.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\\\"" nice6562.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 2348 1324 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1764 b1891YC.exe 1764 b1891YC.exe 1324 c81dV23.exe 1324 c81dV23.exe 4444 dUxxy00.exe 4444 dUxxy00.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1764 b1891YC.exe Token: SeDebugPrivilege 1324 c81dV23.exe Token: SeDebugPrivilege 4444 dUxxy00.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2776 wrote to memory of 1436 2776 5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe 86 PID 2776 wrote to memory of 1436 2776 5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe 86 PID 2776 wrote to memory of 1436 2776 5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe 86 PID 1436 wrote to memory of 1764 1436 nice6562.exe 87 PID 1436 wrote to memory of 1764 1436 nice6562.exe 87 PID 1436 wrote to memory of 1324 1436 nice6562.exe 92 PID 1436 wrote to memory of 1324 1436 nice6562.exe 92 PID 1436 wrote to memory of 1324 1436 nice6562.exe 92 PID 2776 wrote to memory of 4444 2776 5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe 99 PID 2776 wrote to memory of 4444 2776 5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe 99 PID 2776 wrote to memory of 4444 2776 5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe"C:\Users\Admin\AppData\Local\Temp\5eddb8de5af29a8f527d8957b6bb02469c97ad140ac6db1d0761dbacb3c55ff9.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice6562.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nice6562.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1436 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1891YC.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1891YC.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1764
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c81dV23.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c81dV23.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1324 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1324 -s 13524⤵
- Program crash
PID:2348
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUxxy00.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUxxy00.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4444
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1324 -ip 13241⤵PID:2712
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
405KB
MD587f69b6defb9376ec3cd53f686e92032
SHA19cceb1e870e2cd3d4bce67e5875cecfbadc42883
SHA2566fd05247bbf3fdc4a01c7e5cf4333381a6140e3fe68f42609d83bf42fae3056c
SHA5122220ce92112302e32acdc6fea395de210db0224f5959ff35b24d4c736e163aacfa374a5096abb1551a1c87a1258e9e2cffa27eb7d2a653d516eaeba561912a96
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Filesize
405KB
MD587f69b6defb9376ec3cd53f686e92032
SHA19cceb1e870e2cd3d4bce67e5875cecfbadc42883
SHA2566fd05247bbf3fdc4a01c7e5cf4333381a6140e3fe68f42609d83bf42fae3056c
SHA5122220ce92112302e32acdc6fea395de210db0224f5959ff35b24d4c736e163aacfa374a5096abb1551a1c87a1258e9e2cffa27eb7d2a653d516eaeba561912a96
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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
373KB
MD520b99e34b0d80c494d31fe7c82a62209
SHA162c58dea610c0247878fbb650d8d738be77eccc4
SHA256a1724e99b9051e9c6ec4fb697bba797b0dd2397d382122f58b4dc08e83f233d6
SHA5125253b5b871be67bc35b82a0ba52369675be11350d10cf41c5109547ad1c08fbf1f2534a57dede5102e7b5c171d955bfd4a706304d46903a4549a2ea867bdb811
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Filesize
373KB
MD520b99e34b0d80c494d31fe7c82a62209
SHA162c58dea610c0247878fbb650d8d738be77eccc4
SHA256a1724e99b9051e9c6ec4fb697bba797b0dd2397d382122f58b4dc08e83f233d6
SHA5125253b5b871be67bc35b82a0ba52369675be11350d10cf41c5109547ad1c08fbf1f2534a57dede5102e7b5c171d955bfd4a706304d46903a4549a2ea867bdb811