Analysis
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max time kernel
130s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2023 15:19
Behavioral task
behavioral1
Sample
f85c9bfbe269722f217b68606bc1971cc282c3669200707747e9bd331783e864.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
f85c9bfbe269722f217b68606bc1971cc282c3669200707747e9bd331783e864.exe
Resource
win10v2004-20220901-en
General
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Target
f85c9bfbe269722f217b68606bc1971cc282c3669200707747e9bd331783e864.exe
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Size
5.6MB
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MD5
a2269d009808c714ae493e581219c6d2
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SHA1
478d802989e9a9b758dc6fce38921d6039e3d1a5
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SHA256
f85c9bfbe269722f217b68606bc1971cc282c3669200707747e9bd331783e864
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SHA512
b7d7f8599c366558e2900f2b82945a54b4283c4dbd036db44365609886a099ffc13e7b9510893208e1cb2443c169ff1702a2a5509c23c862c422af4cbd24ed84
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SSDEEP
98304:PjfA9zgtWx8p2UqIHpda3WATWY8peWxoZ5iTI4b4/eGyjFlSy/fmOfRf:7UQE8cUP4RTHseWoHCFc/ebjHt/fmOfJ
Malware Config
Signatures
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Shurk
Shurk is an infostealer, written in C++ which appeared in 2021.
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Shurk Stealer payload 4 IoCs
resource yara_rule behavioral2/memory/428-132-0x0000000000CF0000-0x0000000001633000-memory.dmp shurk_stealer behavioral2/memory/428-135-0x0000000000CF0000-0x0000000001633000-memory.dmp shurk_stealer behavioral2/memory/428-136-0x0000000000CF0000-0x0000000001633000-memory.dmp shurk_stealer behavioral2/memory/428-137-0x0000000000CF0000-0x0000000001633000-memory.dmp shurk_stealer -
resource yara_rule behavioral2/memory/428-132-0x0000000000CF0000-0x0000000001633000-memory.dmp vmprotect behavioral2/memory/428-135-0x0000000000CF0000-0x0000000001633000-memory.dmp vmprotect behavioral2/memory/428-136-0x0000000000CF0000-0x0000000001633000-memory.dmp vmprotect behavioral2/memory/428-137-0x0000000000CF0000-0x0000000001633000-memory.dmp vmprotect -
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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Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 428 f85c9bfbe269722f217b68606bc1971cc282c3669200707747e9bd331783e864.exe 428 f85c9bfbe269722f217b68606bc1971cc282c3669200707747e9bd331783e864.exe 428 f85c9bfbe269722f217b68606bc1971cc282c3669200707747e9bd331783e864.exe 428 f85c9bfbe269722f217b68606bc1971cc282c3669200707747e9bd331783e864.exe