Analysis
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max time kernel
169s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2023 10:38
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe
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Size
511KB
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MD5
709cc6405e84f53ee9c803b9efffad84
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SHA1
ce9271390b643aabb68aedde521256724f214edc
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SHA256
da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7
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SHA512
7d1825f9477355e3c86fc32c0cddb194acdd39466237ccae2b1f31a685f1f98d744178f5e39451bd646e268b69341e7af2b727dc3a9ac3df413a8d453f377060
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SSDEEP
12288:YMrDy90ZUAq8MF9u7wIWMSQY8TUs22uN+4+wSRkF+Xk0xfBDco:7yOik5WhQYSz22uQUSGgfBQo
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/3616-14-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/3616-15-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/3616-19-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral1/memory/3616-16-0x0000000000400000-0x0000000000433000-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/548-22-0x0000000000400000-0x000000000043C000-memory.dmp family_redline -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
5yS53LI.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Control Panel\International\Geo\Nation 5yS53LI.exe -
Executes dropped EXE 4 IoCs
Processes:
Sc3Qt65.exe3at482XL.exe4tS4zK4.exe5yS53LI.exepid Process 4660 Sc3Qt65.exe 4672 3at482XL.exe 4840 4tS4zK4.exe 2980 5yS53LI.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exeSc3Qt65.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.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.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\\\"" Sc3Qt65.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
3at482XL.exe4tS4zK4.exedescription pid Process procid_target PID 4672 set thread context of 3616 4672 3at482XL.exe 92 PID 4840 set thread context of 548 4840 4tS4zK4.exe 98 -
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 1136 3616 WerFault.exe 92 -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exeSc3Qt65.exe3at482XL.exe4tS4zK4.exe5yS53LI.exedescription pid Process procid_target PID 3340 wrote to memory of 4660 3340 NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe 87 PID 3340 wrote to memory of 4660 3340 NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe 87 PID 3340 wrote to memory of 4660 3340 NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe 87 PID 4660 wrote to memory of 4672 4660 Sc3Qt65.exe 88 PID 4660 wrote to memory of 4672 4660 Sc3Qt65.exe 88 PID 4660 wrote to memory of 4672 4660 Sc3Qt65.exe 88 PID 4672 wrote to memory of 2508 4672 3at482XL.exe 91 PID 4672 wrote to memory of 2508 4672 3at482XL.exe 91 PID 4672 wrote to memory of 2508 4672 3at482XL.exe 91 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4672 wrote to memory of 3616 4672 3at482XL.exe 92 PID 4660 wrote to memory of 4840 4660 Sc3Qt65.exe 94 PID 4660 wrote to memory of 4840 4660 Sc3Qt65.exe 94 PID 4660 wrote to memory of 4840 4660 Sc3Qt65.exe 94 PID 4840 wrote to memory of 548 4840 4tS4zK4.exe 98 PID 4840 wrote to memory of 548 4840 4tS4zK4.exe 98 PID 4840 wrote to memory of 548 4840 4tS4zK4.exe 98 PID 4840 wrote to memory of 548 4840 4tS4zK4.exe 98 PID 4840 wrote to memory of 548 4840 4tS4zK4.exe 98 PID 4840 wrote to memory of 548 4840 4tS4zK4.exe 98 PID 4840 wrote to memory of 548 4840 4tS4zK4.exe 98 PID 4840 wrote to memory of 548 4840 4tS4zK4.exe 98 PID 3340 wrote to memory of 2980 3340 NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe 100 PID 3340 wrote to memory of 2980 3340 NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe 100 PID 3340 wrote to memory of 2980 3340 NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe 100 PID 2980 wrote to memory of 4924 2980 5yS53LI.exe 104 PID 2980 wrote to memory of 4924 2980 5yS53LI.exe 104 PID 2980 wrote to memory of 4924 2980 5yS53LI.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.da0f3c58f697d09020769b3ae3168edfb080653c77919acb275916e55d1c78d7.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3340 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Sc3Qt65.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Sc3Qt65.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4660 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3at482XL.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\3at482XL.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4672 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵PID:2508
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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:3616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3616 -s 5405⤵
- Program crash
PID:1136
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4tS4zK4.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4tS4zK4.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4840 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"4⤵PID:548
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5yS53LI.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\5yS53LI.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2980 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\is64.bat" "3⤵PID:4924
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3616 -ip 36161⤵PID:2736
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
73KB
MD57ecd46af3b0204fe6ec2fab982c28253
SHA16865fe0d8a17476f5f7070ff3e6fe443c3c93df0
SHA256bb006c9e32e3e006fd95a89866e0e3530916eff79947e76001bf98f33240d5a7
SHA512b7bd15113a7b2aa4538eda8eb80658e1230212c8376c4e42ad651ed98d9e13900ea7456de3409017c4eeb6d3a1d7968b42ee2cffecf5986cdaf99c995e515a89
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Filesize
73KB
MD57ecd46af3b0204fe6ec2fab982c28253
SHA16865fe0d8a17476f5f7070ff3e6fe443c3c93df0
SHA256bb006c9e32e3e006fd95a89866e0e3530916eff79947e76001bf98f33240d5a7
SHA512b7bd15113a7b2aa4538eda8eb80658e1230212c8376c4e42ad651ed98d9e13900ea7456de3409017c4eeb6d3a1d7968b42ee2cffecf5986cdaf99c995e515a89
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Filesize
389KB
MD5e5089522ed90f7cb165aaa54a7d4685f
SHA1c91f6cf3993f33d2da203948b368aa6fc776cf0e
SHA256ff90b6385edbf70afb8656152ed6e77fe9e5a62b5c71db41a690d433f9cf6c90
SHA512bf3209cfc5f72d77e84be6389e7b6a752d3952b5b8b07bd10f66852111a9e735a87ce622fd1db1afe3f47f45f7321f1c1e242fc148a69106afb3b51194ceb4c6
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Filesize
389KB
MD5e5089522ed90f7cb165aaa54a7d4685f
SHA1c91f6cf3993f33d2da203948b368aa6fc776cf0e
SHA256ff90b6385edbf70afb8656152ed6e77fe9e5a62b5c71db41a690d433f9cf6c90
SHA512bf3209cfc5f72d77e84be6389e7b6a752d3952b5b8b07bd10f66852111a9e735a87ce622fd1db1afe3f47f45f7321f1c1e242fc148a69106afb3b51194ceb4c6
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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