Analysis
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max time kernel
126s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
31-03-2023 17:55
Static task
static1
Behavioral task
behavioral1
Sample
77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe
Resource
win10v2004-20230220-en
General
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Target
77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe
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Size
672KB
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MD5
2c01b7e4f4cb25b210ab58f6a4cf9c91
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SHA1
779314f6375fc147cf52396a76044c8e7073bc10
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SHA256
77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371
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SHA512
1400370e18b5a31725b163f42ccb6b90607de333f20913574912c74395407b2b684c2376ad92a6c40d8b4d2384a228cfbf163ddee287b776afe22b98816c019f
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SSDEEP
12288:UMr9y90fsLy4lfAcvfwsmcaBdvpwBJ7f9H+ul2RpomqY+YllUCpAzLK+:Byvy4J/J2R+fg7o3enWXX
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
spora
176.113.115.145:4125
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auth_value
441b39ab37774b2ca9931c31e1bc6071
Signatures
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Processes:
pro8514.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro8514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro8514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro8514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro8514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro8514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro8514.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/4420-195-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-196-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-198-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-200-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-202-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-204-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-206-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-208-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-210-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-212-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-214-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-216-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-218-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-220-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-222-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-224-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-226-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline behavioral1/memory/4420-228-0x0000000004A90000-0x0000000004ACF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un095217.exepro8514.exequ6463.exesi611070.exepid process 220 un095217.exe 4000 pro8514.exe 4420 qu6463.exe 4980 si611070.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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Processes:
pro8514.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro8514.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro8514.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
Processes:
77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exeun095217.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.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\\\"" 77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un095217.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\\\"" un095217.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
Processes:
WerFault.exeWerFault.exepid pid_target process target process 1660 4000 WerFault.exe pro8514.exe 4204 4420 WerFault.exe qu6463.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro8514.exequ6463.exesi611070.exepid process 4000 pro8514.exe 4000 pro8514.exe 4420 qu6463.exe 4420 qu6463.exe 4980 si611070.exe 4980 si611070.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro8514.exequ6463.exesi611070.exedescription pid process Token: SeDebugPrivilege 4000 pro8514.exe Token: SeDebugPrivilege 4420 qu6463.exe Token: SeDebugPrivilege 4980 si611070.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exeun095217.exedescription pid process target process PID 4396 wrote to memory of 220 4396 77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe un095217.exe PID 4396 wrote to memory of 220 4396 77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe un095217.exe PID 4396 wrote to memory of 220 4396 77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe un095217.exe PID 220 wrote to memory of 4000 220 un095217.exe pro8514.exe PID 220 wrote to memory of 4000 220 un095217.exe pro8514.exe PID 220 wrote to memory of 4000 220 un095217.exe pro8514.exe PID 220 wrote to memory of 4420 220 un095217.exe qu6463.exe PID 220 wrote to memory of 4420 220 un095217.exe qu6463.exe PID 220 wrote to memory of 4420 220 un095217.exe qu6463.exe PID 4396 wrote to memory of 4980 4396 77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe si611070.exe PID 4396 wrote to memory of 4980 4396 77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe si611070.exe PID 4396 wrote to memory of 4980 4396 77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe si611070.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe"C:\Users\Admin\AppData\Local\Temp\77da563d2dc3c777917984b47a13d508d51b453efd7b2bf32c71edda345db371.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4396 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un095217.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un095217.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:220 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8514.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8514.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4000 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4000 -s 10804⤵
- Program crash
PID:1660 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6463.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6463.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4420 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4420 -s 16364⤵
- Program crash
PID:4204 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si611070.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si611070.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4000 -ip 40001⤵PID:3836
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4420 -ip 44201⤵PID:4112
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5a00d3fc1e149d4154a1027a1b9c1715c
SHA1c5deb25c31e3ed147dcd724a1aa861e0c29d1529
SHA256a7b2bb2c16f597f2eeb653fa69aafca304fd3d814f791818c2e11485add10cea
SHA5126f40fdd46ac8dd2060de5db59fb9ca081bdfe309726e172f2ed0a1ced9a2ccc07f2dfdfc4cb671d7c456bf3557b6f595968375a61e2ded4c776045543801a79b
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Filesize
175KB
MD5a00d3fc1e149d4154a1027a1b9c1715c
SHA1c5deb25c31e3ed147dcd724a1aa861e0c29d1529
SHA256a7b2bb2c16f597f2eeb653fa69aafca304fd3d814f791818c2e11485add10cea
SHA5126f40fdd46ac8dd2060de5db59fb9ca081bdfe309726e172f2ed0a1ced9a2ccc07f2dfdfc4cb671d7c456bf3557b6f595968375a61e2ded4c776045543801a79b
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Filesize
530KB
MD5f5327717e7b34eec5cc21a53a5e44002
SHA1360bfce2ceb024b9346dc9163d710100c84748c7
SHA256f73b2e91be26790a3c775253c4bb171d943739cd2a22d139baa9a7a45b93449f
SHA5126ef91e8d46e0c2b6a5ab6fe9d2e93d22391bc6dbfa2721d680b047568350dd30e4043e22e15c24679233fca4116a37fe47ba4f6dabfc26cc51bd53446a65c9a5
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Filesize
530KB
MD5f5327717e7b34eec5cc21a53a5e44002
SHA1360bfce2ceb024b9346dc9163d710100c84748c7
SHA256f73b2e91be26790a3c775253c4bb171d943739cd2a22d139baa9a7a45b93449f
SHA5126ef91e8d46e0c2b6a5ab6fe9d2e93d22391bc6dbfa2721d680b047568350dd30e4043e22e15c24679233fca4116a37fe47ba4f6dabfc26cc51bd53446a65c9a5
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Filesize
259KB
MD58050f3ffddbf5543e7aa9f6c02886c8f
SHA1f2783ea0cd2748a4b362b736f71d7b8dc44c68d8
SHA256222dcfca1968657073012f41e0a651f52ca73253ea18c98233a363e3ce5ae6d9
SHA512ab103290ead66f6bd66e970ce6888f147cf6885c07988b392a87e42bc97128814e915055aa3b6ebeb788866877ac8353b86d935b0f5bb87c56333c621315975a
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Filesize
259KB
MD58050f3ffddbf5543e7aa9f6c02886c8f
SHA1f2783ea0cd2748a4b362b736f71d7b8dc44c68d8
SHA256222dcfca1968657073012f41e0a651f52ca73253ea18c98233a363e3ce5ae6d9
SHA512ab103290ead66f6bd66e970ce6888f147cf6885c07988b392a87e42bc97128814e915055aa3b6ebeb788866877ac8353b86d935b0f5bb87c56333c621315975a
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Filesize
318KB
MD573465532fc7ca027eba69a808ac93d04
SHA1b5ebc34891fd699a0bd83474b782afa11759025d
SHA256b47d4970f726dad8fdfde1ffcfdce2c615dae0042ec1daffb9d195545665016d
SHA51282ecfb45ebdf6dc97d4b54d7eb810abfb2c5e4f24fa9cd9a0493b5994149bb5dbc39aafbdebacc9628d838ace23cc357f76f7ff1c4a0a4bf465a78ac94c932ba
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Filesize
318KB
MD573465532fc7ca027eba69a808ac93d04
SHA1b5ebc34891fd699a0bd83474b782afa11759025d
SHA256b47d4970f726dad8fdfde1ffcfdce2c615dae0042ec1daffb9d195545665016d
SHA51282ecfb45ebdf6dc97d4b54d7eb810abfb2c5e4f24fa9cd9a0493b5994149bb5dbc39aafbdebacc9628d838ace23cc357f76f7ff1c4a0a4bf465a78ac94c932ba