Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
25-07-2022 06:34
Static task
static1
Behavioral task
behavioral1
Sample
55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exe
Resource
win7-20220715-en
General
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Target
55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exe
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Size
1.1MB
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MD5
68824f5252bea6a8c5ffc03d993f186a
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SHA1
09df7a6b79381bf8e88023a5118a39ad47f39916
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SHA256
55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849
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SHA512
9cde62a81777d90f65e42ce1dc2f0e4c3b7ed9f665ae82eeeaf793ad93a5b8367c17dab4a07ffed5597dbadcd7105e621555f0f701efc3a42d6b5f303a8f565c
Malware Config
Signatures
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suricata: ET MALWARE Win32/Kelihos.F Checkin
suricata: ET MALWARE Win32/Kelihos.F Checkin
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Processes:
resource yara_rule behavioral2/memory/3548-130-0x0000000000400000-0x00000000006D9000-memory.dmp upx behavioral2/memory/3548-132-0x0000000000400000-0x00000000006D9000-memory.dmp upx behavioral2/memory/3548-133-0x0000000000400000-0x00000000006D9000-memory.dmp upx -
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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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run 55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exe" 55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.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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Processes:
55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exedescription ioc process Set value (data) \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FlagsModifiedValid = 0000000000000000 55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exe Key created \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Main 55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exe Set value (data) \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Main\DefaultCompressedRecord = f180f97f73ccdabdd67634cedb74298419983cb7c0c70c3bd066eabf1f048e1a164b9ec47cae5d7cfedba5697eb8fadd39ebb519789a3715dc2425333b2bf60a70868b156564a1c2a855bc3394605687b5d1b2fe30677f4d0651428317ada236467b4fbb43c1a1 55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exe Set value (str) \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Internet Explorer\Main\RecordModifiedMax = "DAzcKFpk5FUzJytUEBId1soEOJ9E8LDZ3GCf3Cfa44KA3PTEA74tq+inz+ZNsZUT1A==" 55e1b18f5f7a307c8a20a5bd7408cd7f45b17254d25e0c4aa1f45992493da849.exe