General
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Target
AR3nl77.exe
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Size
880KB
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Sample
231113-lpyrzabh7z
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MD5
7fe477ec74f13daff56c197793cff843
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SHA1
f578228e20643f81716936e2117a9e4fde484744
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SHA256
e0380277348e0e6adb3f56bfda076dca2169b4210ad1c9a3cf99b58b432cd00e
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SHA512
893f207c6664f2115f3b08db910c9fe628b800231fb3082c6131eca1c6196f3bfe73d5a4beb6e7212353644f030471b3d0a183d043555fb10b02d745bdcee07b
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SSDEEP
24576:fylSIkVIBij2GaeUIs8CtGEPYDJPkDa/Gy:qliVI06fezhiGL6D
Static task
static1
Behavioral task
behavioral1
Sample
AR3nl77.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
AR3nl77.exe
Resource
win10-20231020-en
Malware Config
Extracted
redline
taiga
5.42.92.51:19057
Targets
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Target
AR3nl77.exe
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Size
880KB
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MD5
7fe477ec74f13daff56c197793cff843
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SHA1
f578228e20643f81716936e2117a9e4fde484744
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SHA256
e0380277348e0e6adb3f56bfda076dca2169b4210ad1c9a3cf99b58b432cd00e
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SHA512
893f207c6664f2115f3b08db910c9fe628b800231fb3082c6131eca1c6196f3bfe73d5a4beb6e7212353644f030471b3d0a183d043555fb10b02d745bdcee07b
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SSDEEP
24576:fylSIkVIBij2GaeUIs8CtGEPYDJPkDa/Gy:qliVI06fezhiGL6D
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Detect Mystic stealer payload
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Suspicious use of SetThreadContext
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