Analysis
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max time kernel
142s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2023 10:17
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe
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Size
511KB
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MD5
377daaa28eb67ffcbcf27154c7a914e3
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SHA1
9631d13976688adfbd85a15f9cbbab70a5647591
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SHA256
dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab
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SHA512
e03831740965a7654818e51272a64966f8d9ccd35c93d3e54736c5473c0cf64599793bbfaa22ce2b354d738148220206555d1e4a8fd0aa8b57576c529b520f84
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SSDEEP
12288:FMrjy907Vj9dzZ8iUw7rMeLNcY8TUs26uN+4+wSR2FuC36UAkr9Aan:yyyjd8i/rjOYSz26uQUSMIUAkr9AU
Malware Config
Extracted
redline
taiga
5.42.92.51:19057
Signatures
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Detect Mystic stealer payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/4332-14-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/4332-15-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/4332-16-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/4332-19-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2008-22-0x0000000000400000-0x000000000043C000-memory.dmp family_redline -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
5OT24dl.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2231940048-779848787-2990559741-1000\Control Panel\International\Geo\Nation 5OT24dl.exe -
Executes dropped EXE 4 IoCs
Processes:
Kh5ZH64.exe3VE647hM.exe4TC0Nt2.exe5OT24dl.exepid Process 3020 Kh5ZH64.exe 4656 3VE647hM.exe 5116 4TC0Nt2.exe 3280 5OT24dl.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exeKh5ZH64.exedescription ioc Process 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\\\"" NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.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\\\"" Kh5ZH64.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
3VE647hM.exe4TC0Nt2.exedescription pid Process procid_target PID 4656 set thread context of 4332 4656 3VE647hM.exe 88 PID 5116 set thread context of 2008 5116 4TC0Nt2.exe 95 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target Process procid_target 4808 4332 WerFault.exe 88 -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exeKh5ZH64.exe3VE647hM.exe4TC0Nt2.exe5OT24dl.exedescription pid Process procid_target PID 2372 wrote to memory of 3020 2372 NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe 84 PID 2372 wrote to memory of 3020 2372 NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe 84 PID 2372 wrote to memory of 3020 2372 NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe 84 PID 3020 wrote to memory of 4656 3020 Kh5ZH64.exe 85 PID 3020 wrote to memory of 4656 3020 Kh5ZH64.exe 85 PID 3020 wrote to memory of 4656 3020 Kh5ZH64.exe 85 PID 4656 wrote to memory of 2032 4656 3VE647hM.exe 87 PID 4656 wrote to memory of 2032 4656 3VE647hM.exe 87 PID 4656 wrote to memory of 2032 4656 3VE647hM.exe 87 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 4656 wrote to memory of 4332 4656 3VE647hM.exe 88 PID 3020 wrote to memory of 5116 3020 Kh5ZH64.exe 90 PID 3020 wrote to memory of 5116 3020 Kh5ZH64.exe 90 PID 3020 wrote to memory of 5116 3020 Kh5ZH64.exe 90 PID 5116 wrote to memory of 2008 5116 4TC0Nt2.exe 95 PID 5116 wrote to memory of 2008 5116 4TC0Nt2.exe 95 PID 5116 wrote to memory of 2008 5116 4TC0Nt2.exe 95 PID 5116 wrote to memory of 2008 5116 4TC0Nt2.exe 95 PID 5116 wrote to memory of 2008 5116 4TC0Nt2.exe 95 PID 5116 wrote to memory of 2008 5116 4TC0Nt2.exe 95 PID 5116 wrote to memory of 2008 5116 4TC0Nt2.exe 95 PID 5116 wrote to memory of 2008 5116 4TC0Nt2.exe 95 PID 2372 wrote to memory of 3280 2372 NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe 97 PID 2372 wrote to memory of 3280 2372 NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe 97 PID 2372 wrote to memory of 3280 2372 NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe 97 PID 3280 wrote to memory of 3848 3280 5OT24dl.exe 99 PID 3280 wrote to memory of 3848 3280 5OT24dl.exe 99 PID 3280 wrote to memory of 3848 3280 5OT24dl.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.dd9401d3373b8517e1b75e9e3127a67580ed389c3271f01f1d013f8091f417ab.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Kh5ZH64.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Kh5ZH64.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3VE647hM.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3VE647hM.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵PID:2032
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵PID:4332
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4332 -s 5445⤵
- Program crash
PID:4808
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4TC0Nt2.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4TC0Nt2.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5116 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵PID:2008
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5OT24dl.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5OT24dl.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3280 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\is64.bat" "3⤵PID:3848
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4332 -ip 43321⤵PID:2100
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
73KB
MD555c1241c770b48a914ab4968ebc17db5
SHA11d01a2ead88a2ac6c9ff72fd4b0c582adfd0e581
SHA25614544ba6dc5e92f1ba21bf32c637eb9e0cfe05ae1afb78f6c11c57a7bff1130b
SHA5120e87a213e84bd3982dc63963893fbfa5d15e3a236d570d49e178de07e9b17282f7112b650fd9116053150b66aaa52b194343acfa5533023ffc97c367b6b8b5a4
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Filesize
73KB
MD555c1241c770b48a914ab4968ebc17db5
SHA11d01a2ead88a2ac6c9ff72fd4b0c582adfd0e581
SHA25614544ba6dc5e92f1ba21bf32c637eb9e0cfe05ae1afb78f6c11c57a7bff1130b
SHA5120e87a213e84bd3982dc63963893fbfa5d15e3a236d570d49e178de07e9b17282f7112b650fd9116053150b66aaa52b194343acfa5533023ffc97c367b6b8b5a4
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Filesize
389KB
MD5f663eaf8f8bcff9d10d017f1f410f347
SHA10530ac8177cc85ca1d91731151d843b1b008899f
SHA256bad39efb2159d7aca3afc9ad1e91e4857bf8f208c40c8f5d0f32586950c4d2a4
SHA512a113a12c71d96fae4c9d7a46f978901ea1513dbc9a823ee4f0a13a47372ddc1adb942393efd13ae09cedbb2e869c43498233def8be0774d3e9a281618b937c9a
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Filesize
389KB
MD5f663eaf8f8bcff9d10d017f1f410f347
SHA10530ac8177cc85ca1d91731151d843b1b008899f
SHA256bad39efb2159d7aca3afc9ad1e91e4857bf8f208c40c8f5d0f32586950c4d2a4
SHA512a113a12c71d96fae4c9d7a46f978901ea1513dbc9a823ee4f0a13a47372ddc1adb942393efd13ae09cedbb2e869c43498233def8be0774d3e9a281618b937c9a
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Filesize
300KB
MD5784667bb96ccb30c4cf44f2c5f493769
SHA128185165ab4dbbb4a139ae1af0bb6934ebe05c04
SHA2561025fb084bca865df30e69eea7a9a4a3c852626e148b340de661e6f5b63bc1c9
SHA51262c9def097f132cdb26b11e586f3e15407b9eb9e9e32f79460a3be1bd4c8e046db8488f754cd1c1cc4fe4025a3f9bc9484e94eae0c7d273050f8e6548d12bc20
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Filesize
300KB
MD5784667bb96ccb30c4cf44f2c5f493769
SHA128185165ab4dbbb4a139ae1af0bb6934ebe05c04
SHA2561025fb084bca865df30e69eea7a9a4a3c852626e148b340de661e6f5b63bc1c9
SHA51262c9def097f132cdb26b11e586f3e15407b9eb9e9e32f79460a3be1bd4c8e046db8488f754cd1c1cc4fe4025a3f9bc9484e94eae0c7d273050f8e6548d12bc20
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Filesize
339KB
MD514d9834611ad581afcfea061652ff6cb
SHA1802f964d0be7858eb2f1e7c6fcda03501fd1b71c
SHA256e6e9b3d830f2d7860a09d596576e8ab0131c527b47dda73fe727b71b44c8cf60
SHA512cbef1f44eb76d719c60d857a567a3fc700d62751111337cd4f8d30deae6901dc361320f28dac5ec5468420419eed66cada20f4c90fe07db6a3f8cf959eba31b5
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Filesize
339KB
MD514d9834611ad581afcfea061652ff6cb
SHA1802f964d0be7858eb2f1e7c6fcda03501fd1b71c
SHA256e6e9b3d830f2d7860a09d596576e8ab0131c527b47dda73fe727b71b44c8cf60
SHA512cbef1f44eb76d719c60d857a567a3fc700d62751111337cd4f8d30deae6901dc361320f28dac5ec5468420419eed66cada20f4c90fe07db6a3f8cf959eba31b5
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Filesize
181B
MD5225edee1d46e0a80610db26b275d72fb
SHA1ce206abf11aaf19278b72f5021cc64b1b427b7e8
SHA256e1befb57d724c9dc760cf42d7e0609212b22faeb2dc0c3ffe2fbd7134ff69559
SHA5124f01a2a248a1322cb690b7395b818d2780e46f4884e59f1ab96125d642b6358eea97c7fad6023ef17209b218daa9c88d15ea2b92f124ecb8434c0c7b4a710504
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Filesize
3B
MD5a5ea0ad9260b1550a14cc58d2c39b03d
SHA1f0aedf295071ed34ab8c6a7692223d22b6a19841
SHA256f1b2f662800122bed0ff255693df89c4487fbdcf453d3524a42d4ec20c3d9c04
SHA5127c735c613ece191801114785c1ee26a0485cbf1e8ee2c3b85ba1ad290ef75eec9fede5e1a5dc26d504701f3542e6b6457818f4c1d62448d0db40d5f35c357d74