Analysis
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max time kernel
140s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
11-01-2024 07:57
Static task
static1
Behavioral task
behavioral1
Sample
52f7a51c10ed1af473b8e49753b1a776.dll
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
52f7a51c10ed1af473b8e49753b1a776.dll
Resource
win10v2004-20231215-en
General
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Target
52f7a51c10ed1af473b8e49753b1a776.dll
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Size
338KB
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MD5
52f7a51c10ed1af473b8e49753b1a776
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SHA1
3810802f7f9291f4c8a3a9c2b0adf2359b33cd92
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SHA256
2bc93ff34de7019410fb251d7dcfeb731795e8375402eca5a526dbe1ffbb6f04
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SHA512
63dda9738f7e178c70e5ab9974268c48453ba358be65e169594a77e36f82e5787914488c0c09967f43a39446ec5ec6fd4fe4ba1c4ec834c2c6d3f25c96bd268f
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SSDEEP
6144:uZwKn8bxurvfUCEs7I4V2PsqHMc/PZ6RguROla0CWecIdn9TCwC6dT:zTbxuLfUCR2kQMgZ6W4OIePAT
Malware Config
Signatures
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Bazar Loader
Detected loader normally used to deploy BazarBackdoor malware.
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Bazar/Team9 Loader payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4840-0-0x00000256EE310000-0x00000256EE50A000-memory.dmp BazarLoaderVar5 behavioral2/memory/4840-1-0x00000256EE310000-0x00000256EE50A000-memory.dmp BazarLoaderVar5 -
Blocklisted process makes network request 11 IoCs
Processes:
rundll32.exeflow pid process 50 4840 rundll32.exe 116 4840 rundll32.exe 131 4840 rundll32.exe 159 4840 rundll32.exe 189 4840 rundll32.exe 190 4840 rundll32.exe 210 4840 rundll32.exe 211 4840 rundll32.exe 215 4840 rundll32.exe 216 4840 rundll32.exe 217 4840 rundll32.exe -
Tries to connect to .bazar domain 4 IoCs
Attempts to lookup or connect to a .bazar domain, used by BazarBackdoor, Trickbot, and potentially others.
Processes:
flow ioc 215 yellowdownpour81.bazar 216 yellowdownpour81.bazar 189 greencloud46a.bazar 210 whitestorm9p.bazar -
Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 134.195.4.2 Destination IP 134.195.4.2 Destination IP 134.195.4.2 Destination IP 194.36.144.87