Analysis
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max time kernel
92s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
25/03/2023, 07:10
Static task
static1
General
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Target
a313542bc42da93d79f1ea098910dac349a099bf45ac873bdd327145942936b0.exe
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Size
382KB
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MD5
79f263cbf0948366cf5a0d819558abf5
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SHA1
21f60dfa5e8dc0384b3ca3197db527a54a8688fd
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SHA256
a313542bc42da93d79f1ea098910dac349a099bf45ac873bdd327145942936b0
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SHA512
9c9304c4a8c3cdbf9fa1ca21149d37869d4b593d6251cfcfea38a9e682c4331ad739c8cf10c75205397ec9ad06cae31b5695165e58f701efaa7b340766231e13
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SSDEEP
6144:IIVBAXmrn0pf9xlvfZQwZlcOk77D8I3IChMTgoFrslz8uVeva:BVBAXenKlxlHTcO4TYBJrs2a1
Malware Config
Extracted
redline
koreamon
koreamonitoring.com:80
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auth_value
1a0e1a9f491ef3df873a03577dfa10aa
Signatures
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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 33 IoCs
resource yara_rule behavioral1/memory/3728-138-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-141-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-139-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-143-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-145-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-147-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-149-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-151-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-153-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-155-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-157-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-159-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-161-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-164-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-166-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-168-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-170-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-172-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-174-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-176-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-178-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-180-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-182-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-184-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-186-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-188-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-190-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-192-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-194-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-196-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-198-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-200-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline behavioral1/memory/3728-202-0x0000000004E50000-0x0000000004EA2000-memory.dmp family_redline -
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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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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Program crash 1 IoCs
pid pid_target Process procid_target 2920 3728 WerFault.exe 83 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3728 a313542bc42da93d79f1ea098910dac349a099bf45ac873bdd327145942936b0.exe 3728 a313542bc42da93d79f1ea098910dac349a099bf45ac873bdd327145942936b0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3728 a313542bc42da93d79f1ea098910dac349a099bf45ac873bdd327145942936b0.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a313542bc42da93d79f1ea098910dac349a099bf45ac873bdd327145942936b0.exe"C:\Users\Admin\AppData\Local\Temp\a313542bc42da93d79f1ea098910dac349a099bf45ac873bdd327145942936b0.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3728 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 17162⤵
- Program crash
PID:2920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3728 -ip 37281⤵PID:1408