General
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Target
99306ce091ffc74939ea41621dd8e947086f6728083a2.exe
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Size
492KB
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Sample
220205-qsyzcscafr
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MD5
0ddd9b8a40f2cffbbdaffd79cf964e20
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SHA1
5bbcbc09cf0a108f85a89d67381d01e752471870
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SHA256
99306ce091ffc74939ea41621dd8e947086f6728083a2ff24aa02e3ae91905bd
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SHA512
68af7fca145570d69243fdd4bec943405233f265f1d03897baebc87f73d2a97382897b50579ef163d354781bd546d73a858ac9e78552d09dce4373f4db51af00
Static task
static1
Behavioral task
behavioral1
Sample
99306ce091ffc74939ea41621dd8e947086f6728083a2.exe
Resource
win7-en-20211208
Malware Config
Extracted
redline
mama
91.243.32.100:2358
Targets
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Target
99306ce091ffc74939ea41621dd8e947086f6728083a2.exe
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Size
492KB
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MD5
0ddd9b8a40f2cffbbdaffd79cf964e20
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SHA1
5bbcbc09cf0a108f85a89d67381d01e752471870
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SHA256
99306ce091ffc74939ea41621dd8e947086f6728083a2ff24aa02e3ae91905bd
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SHA512
68af7fca145570d69243fdd4bec943405233f265f1d03897baebc87f73d2a97382897b50579ef163d354781bd546d73a858ac9e78552d09dce4373f4db51af00
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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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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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XMRig Miner Payload
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Downloads MZ/PE file
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Executes dropped EXE
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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