Analysis
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max time kernel
76s -
max time network
141s -
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, 12:18
Static task
static1
Behavioral task
behavioral1
Sample
48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe
Resource
win10v2004-20230220-en
General
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Target
48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe
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Size
569KB
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MD5
b00367638fa4a2b536f439253d758074
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SHA1
de0aa85155ca1d80b4d1a0ab4d0403ae37d5e2aa
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SHA256
48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43
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SHA512
0b35d01747e74952460ac81ae856d3cf0a9ee72e71727b7ae9a02d4312eb08be759550a65271be5fab4001dee5ffea4fe13901290e22bb1bf87c05755892a0b9
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SSDEEP
12288:YMr1y908ahimz7AuxqV3ZXxC3n7yt9cvuHgFqb9H2H:9yRsVAuxYbC37yt9cvoQqbx2
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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection r7759HL.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" r7759HL.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" r7759HL.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" r7759HL.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" r7759HL.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" r7759HL.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
resource yara_rule behavioral1/memory/844-183-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-184-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-186-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-188-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-190-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-192-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-194-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-196-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-198-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-200-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-202-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-204-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-206-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-208-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-210-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-212-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-214-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-216-0x0000000002410000-0x000000000244E000-memory.dmp family_redline behavioral1/memory/844-430-0x0000000004B60000-0x0000000004B70000-memory.dmp family_redline -
Executes dropped EXE 2 IoCs
pid Process 3556 r7759HL.exe 844 w78Qg96.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 Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features r7759HL.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" r7759HL.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 48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.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\\\"" 48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.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 2 IoCs
pid pid_target Process procid_target 1468 3556 WerFault.exe 85 3204 844 WerFault.exe 88 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3556 r7759HL.exe 3556 r7759HL.exe 844 w78Qg96.exe 844 w78Qg96.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3556 r7759HL.exe Token: SeDebugPrivilege 844 w78Qg96.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4456 wrote to memory of 3556 4456 48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe 85 PID 4456 wrote to memory of 3556 4456 48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe 85 PID 4456 wrote to memory of 3556 4456 48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe 85 PID 4456 wrote to memory of 844 4456 48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe 88 PID 4456 wrote to memory of 844 4456 48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe 88 PID 4456 wrote to memory of 844 4456 48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe"C:\Users\Admin\AppData\Local\Temp\48d272a9477bbdf41922202288c45b10f320cdfae64c133fa7b758dabcad3e43.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4456 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r7759HL.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r7759HL.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3556 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3556 -s 10803⤵
- Program crash
PID:1468
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w78Qg96.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w78Qg96.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:844 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 844 -s 16483⤵
- Program crash
PID:3204
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3556 -ip 35561⤵PID:3924
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 844 -ip 8441⤵PID:4044
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
322KB
MD58141937b23cd1895e561d8e90fdeeff3
SHA16f810e9e480564f5837461f8ccdd07c951a1bece
SHA256ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6
SHA51240957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec
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Filesize
322KB
MD58141937b23cd1895e561d8e90fdeeff3
SHA16f810e9e480564f5837461f8ccdd07c951a1bece
SHA256ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6
SHA51240957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec
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Filesize
301KB
MD5f4006c4e6f3575eb5dd28d933e787962
SHA1b8b8c2ff9434c35ec4cf9b3be3cf51dc2c69bb9b
SHA2561a05e9fcc4a4f16f3dff7e6447847604eeb050fb0f5eb96aeddfdc2069165f46
SHA512bd0235cd7f726bda71cf2aa4a2c60ab6026ad785d894b62866a62d66fb55957eaad535e54e7b557a9b0bb6217eb5a3ff25ae00ed6e1e203af627dd07aa3f7376
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Filesize
301KB
MD5f4006c4e6f3575eb5dd28d933e787962
SHA1b8b8c2ff9434c35ec4cf9b3be3cf51dc2c69bb9b
SHA2561a05e9fcc4a4f16f3dff7e6447847604eeb050fb0f5eb96aeddfdc2069165f46
SHA512bd0235cd7f726bda71cf2aa4a2c60ab6026ad785d894b62866a62d66fb55957eaad535e54e7b557a9b0bb6217eb5a3ff25ae00ed6e1e203af627dd07aa3f7376