Analysis
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max time kernel
107s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
29-05-2023 08:24
Behavioral task
behavioral1
Sample
07506299.exe
Resource
win7-20230220-en
General
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Target
07506299.exe
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Size
1.0MB
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MD5
8ec0c056b3467ddabfd1d419dba2ab02
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SHA1
9589034e86fd6c137a9d3c336bf4d109d02d71a7
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SHA256
e89780d28b646c9d08262ce5e98461ccad3bf797848556c711f18de2b4c2b058
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SHA512
49ac5c1323301746a5ac7583bed565afafc389622b5874c388ebb213782c6f5712052f04e4e6c94766a94c901b93cc6402c87b887ec5ed9c7c55dae0ccc550f8
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SSDEEP
12288:Zk2ftY5kMJDyGouUqg75HVDBvduzTYTTuzikbSNDC/Nplg36up5cd7Ubl:Z/Y5kMJDyGouUqg75HVDBvdcXNplkTl
Malware Config
Extracted
quasar
2.7.0.0
OP23
vhf.sytes.net:4783
15.235.109.170:4782
2vrOj8wCud9msk5z8w
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encryption_key
ywxbR3BS4B6Rtb7nv9vB
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install_name
Venom.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Venom Client Startup
Signatures
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Quasar payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4952-133-0x00000000008A0000-0x00000000009B0000-memory.dmp family_quasar -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 13 ip-api.com -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
07506299.exedescription pid process Token: SeDebugPrivilege 4952 07506299.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/4952-133-0x00000000008A0000-0x00000000009B0000-memory.dmpFilesize
1.1MB
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memory/4952-134-0x00000000059C0000-0x0000000005F64000-memory.dmpFilesize
5.6MB
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memory/4952-135-0x0000000005410000-0x00000000054A2000-memory.dmpFilesize
584KB
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memory/4952-136-0x00000000055D0000-0x00000000055E0000-memory.dmpFilesize
64KB
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memory/4952-137-0x0000000005520000-0x0000000005586000-memory.dmpFilesize
408KB
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memory/4952-138-0x0000000006390000-0x00000000063A2000-memory.dmpFilesize
72KB
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memory/4952-139-0x00000000067C0000-0x00000000067FC000-memory.dmpFilesize
240KB
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memory/4952-140-0x0000000006F10000-0x0000000006F1A000-memory.dmpFilesize
40KB
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memory/4952-141-0x00000000055D0000-0x00000000055E0000-memory.dmpFilesize
64KB