Analysis
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max time kernel
141s -
max time network
147s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
25-02-2021 16:14
Static task
static1
Behavioral task
behavioral1
Sample
Hs52qascx.dll
Resource
win7v20201028
Behavioral task
behavioral2
Sample
Hs52qascx.dll
Resource
win10v20201028
General
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Target
Hs52qascx.dll
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Size
351KB
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MD5
4bcf25af987fa12ed441529c4b0293b7
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SHA1
6832afc831acf8cb7ab0df76ae140093a4ae961b
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SHA256
5d70694b5395e40edfa8c08b7727d3ceea9de8b17b789727a9234cd4f7f44ed1
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SHA512
c0da04d503f98923323400996bcf0147f6f67e3fd8bf245cfda3749cf43e31b9c74b83dbada17b84523eb6f215072a67941edb87e7803f877afa6d6f5c66ba06
Malware Config
Extracted
hancitor
2502_ser3402
http://speritentz.com/8/forum.php
http://afternearde.ru/8/forum.php
http://counivicop.ru/8/forum.php
Signatures
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Hancitor
Hancitor is downloader used to deliver other malware families.
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Blocklisted process makes network request 3 IoCs
Processes:
rundll32.exeflow pid process 6 2044 rundll32.exe 8 2044 rundll32.exe 10 2044 rundll32.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 5 api.ipify.org 12 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
rundll32.exedescription pid process target process PID 2044 set thread context of 612 2044 rundll32.exe svchost.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 2044 rundll32.exe 2044 rundll32.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 1888 wrote to memory of 2044 1888 rundll32.exe rundll32.exe PID 1888 wrote to memory of 2044 1888 rundll32.exe rundll32.exe PID 1888 wrote to memory of 2044 1888 rundll32.exe rundll32.exe PID 1888 wrote to memory of 2044 1888 rundll32.exe rundll32.exe PID 1888 wrote to memory of 2044 1888 rundll32.exe rundll32.exe PID 1888 wrote to memory of 2044 1888 rundll32.exe rundll32.exe PID 1888 wrote to memory of 2044 1888 rundll32.exe rundll32.exe PID 2044 wrote to memory of 612 2044 rundll32.exe svchost.exe PID 2044 wrote to memory of 612 2044 rundll32.exe svchost.exe PID 2044 wrote to memory of 612 2044 rundll32.exe svchost.exe PID 2044 wrote to memory of 612 2044 rundll32.exe svchost.exe PID 2044 wrote to memory of 612 2044 rundll32.exe svchost.exe PID 2044 wrote to memory of 612 2044 rundll32.exe svchost.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Hs52qascx.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Hs52qascx.dll,#12⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\svchost.exeC:\Windows\System32\svchost.exe3⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/612-7-0x0000000000400000-0x0000000000448000-memory.dmpFilesize
288KB
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memory/612-8-0x0000000000401480-mapping.dmp
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memory/612-10-0x0000000000400000-0x0000000000448000-memory.dmpFilesize
288KB
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memory/940-6-0x000007FEF6080000-0x000007FEF62FA000-memory.dmpFilesize
2.5MB
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memory/2044-2-0x0000000000000000-mapping.dmp
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memory/2044-3-0x0000000075781000-0x0000000075783000-memory.dmpFilesize
8KB
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memory/2044-4-0x0000000074800000-0x000000007480A000-memory.dmpFilesize
40KB
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memory/2044-5-0x0000000000120000-0x0000000000121000-memory.dmpFilesize
4KB