Analysis
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max time kernel
47s -
max time network
120s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
25-02-2021 15:04
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 1504 rundll32.exe 9 1504 rundll32.exe 11 1504 rundll32.exe -
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 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
rundll32.exedescription pid process target process PID 1504 set thread context of 616 1504 rundll32.exe svchost.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 980 616 WerFault.exe svchost.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
rundll32.exeWerFault.exepid process 1504 rundll32.exe 1504 rundll32.exe 980 WerFault.exe 980 WerFault.exe 980 WerFault.exe 980 WerFault.exe 980 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
WerFault.exedescription pid process Token: SeDebugPrivilege 980 WerFault.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
rundll32.exerundll32.exesvchost.exedescription pid process target process PID 776 wrote to memory of 1504 776 rundll32.exe rundll32.exe PID 776 wrote to memory of 1504 776 rundll32.exe rundll32.exe PID 776 wrote to memory of 1504 776 rundll32.exe rundll32.exe PID 776 wrote to memory of 1504 776 rundll32.exe rundll32.exe PID 776 wrote to memory of 1504 776 rundll32.exe rundll32.exe PID 776 wrote to memory of 1504 776 rundll32.exe rundll32.exe PID 776 wrote to memory of 1504 776 rundll32.exe rundll32.exe PID 1504 wrote to memory of 616 1504 rundll32.exe svchost.exe PID 1504 wrote to memory of 616 1504 rundll32.exe svchost.exe PID 1504 wrote to memory of 616 1504 rundll32.exe svchost.exe PID 1504 wrote to memory of 616 1504 rundll32.exe svchost.exe PID 1504 wrote to memory of 616 1504 rundll32.exe svchost.exe PID 1504 wrote to memory of 616 1504 rundll32.exe svchost.exe PID 616 wrote to memory of 980 616 svchost.exe WerFault.exe PID 616 wrote to memory of 980 616 svchost.exe WerFault.exe PID 616 wrote to memory of 980 616 svchost.exe WerFault.exe PID 616 wrote to memory of 980 616 svchost.exe WerFault.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
PID:776 -
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
PID:1504 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\System32\svchost.exe3⤵
- Suspicious use of WriteProcessMemory
PID:616 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 616 -s 10444⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:980
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/616-7-0x0000000000400000-0x0000000000448000-memory.dmpFilesize
288KB
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memory/616-8-0x0000000000401480-mapping.dmp
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memory/616-12-0x0000000000400000-0x0000000000448000-memory.dmpFilesize
288KB
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memory/944-6-0x000007FEF74B0000-0x000007FEF772A000-memory.dmpFilesize
2.5MB
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memory/980-10-0x0000000000000000-mapping.dmp
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memory/980-11-0x0000000001E70000-0x0000000001E81000-memory.dmpFilesize
68KB
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memory/980-13-0x0000000002260000-0x0000000002261000-memory.dmpFilesize
4KB
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memory/1504-2-0x0000000000000000-mapping.dmp
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memory/1504-3-0x0000000076071000-0x0000000076073000-memory.dmpFilesize
8KB
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memory/1504-4-0x0000000074B00000-0x0000000074B0A000-memory.dmpFilesize
40KB
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memory/1504-5-0x0000000000180000-0x0000000000181000-memory.dmpFilesize
4KB