Analysis
- max time kernel
146s - max time network
137s - platform
windows10_x64 - resource
win10 - submitted
18/08/2020, 19:37
Static task
static1
Behavioral task
behavioral1
Sample
PI6354.exe
Resource
win7v200722
General
- Target PI6354.exe
- Size 562KB
- Sample200818-3ap8gt7ecn
- SHA256 9ddbf1453097473cfa4eb4c1a28a6f4a2ecdac3b24179e6fd88d3444bf96ec23
- MD5 e865f64e36ea59737f07f07cd020ff9b
- SHA1 46b8332774561f3bd4e78f7d000c4ad818b72e55
- SHA512 9dbf242d6a8f6fb87e33b982d390a9a505101be0dcb52ba3073fce92cb39afb2423b57a9239a02648d0a743f1f4e96600fdf8f7e71ad055cdf1ad796faf87713
- MD5 SHA1 SHA512
Malware Config
Extracted
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formbook
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http://www.lonxer.com/hgn/
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chaskalocalseo.com
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grandmaxwell.win
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aspire-perspire.win
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jeromesamuel.com
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kcaslaboratories.info
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56ms.net
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earth-workz.com
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theproperdogpv.info
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six4win.net
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moda.photography
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unelma.ventures
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sarahjrbelanger.com
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harryloveii.com
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nationalgeo.online
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webuycarsalgarve.com
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xvitaxd.com
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foodrollers.com
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7leju.com
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shopbeautify.net
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hyundaihochiminh.com
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cybertraining.media
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natureworldgear.com
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zhonghe110.com
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vietman.net
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apple-reovery-account.com
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potentfolk.com
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johnsbirdhouses.com
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correoscash.info
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criadordalmatas.com
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whattabizsolutions.com
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planka.biz
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hellfire.online
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chinawwht.com
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match-esute.com
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hollysaidyestocaleb.com
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jsdezhen.com
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ournylon.com
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ape168.com
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newmediaclub.com
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claire-tips-blog.com
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miboutiqueparatuprincesita.com
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bayareacreditunion.com
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musedlevelopments.com
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oplungoppo.net
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creer1siteinternet.com
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sellerdekho.com
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muaxbeautyshop.com
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ruthiesblend.com
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scesydneysoilsolutions.com
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thephillyflowershow.com
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garantisubemiz.com
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buildmybike.store
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electoutsiders.com
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qoirfsn.com
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nbautodoor.com
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jlgaminggear.com
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purchase-apple9.com
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sheshowhe.com
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wasabipanic.com
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1coinmerchant.com
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tepinbuy.com
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zhaojitifang.com
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ms1166.com
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lateholiday-deals.com
Signatures
- Formbook Payload 4 IoCs
resource yara_rule behavioral2/memory/3220-11-0x0000000000400000-0x000000000042D000-memory.dmp formbook behavioral2/memory/3220-11-0x0000000000400000-0x000000000042D000-memory.dmp formbook behavioral2/memory/3220-12-0x000000000041E310-mapping.dmp formbook behavioral2/memory/3008-13-0x0000000000000000-mapping.dmp formbook - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3820 set thread context of 3220 3820 PI6354.exe 68 PID 3220 set thread context of 2968 3220 PI6354.exe 56 PID 3008 set thread context of 2968 3008 chkdsk.exe 56 - Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe - Suspicious behavior: EnumeratesProcesses 38 IoCs
pid Process 3220 PI6354.exe 3220 PI6354.exe 3220 PI6354.exe 3220 PI6354.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe 3008 chkdsk.exe - Suspicious behavior: MapViewOfSection 5 IoCs
pid Process 3220 PI6354.exe 3220 PI6354.exe 3220 PI6354.exe 3008 chkdsk.exe 3008 chkdsk.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 3220 PI6354.exe Token: SeDebugPrivilege 3008 chkdsk.exe Token: SeShutdownPrivilege 2968 Explorer.EXE Token: SeCreatePagefilePrivilege 2968 Explorer.EXE Token: SeShutdownPrivilege 2968 Explorer.EXE Token: SeCreatePagefilePrivilege 2968 Explorer.EXE - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3820 wrote to memory of 3220 3820 PI6354.exe 68 PID 3820 wrote to memory of 3220 3820 PI6354.exe 68 PID 3820 wrote to memory of 3220 3820 PI6354.exe 68 PID 3820 wrote to memory of 3220 3820 PI6354.exe 68 PID 3820 wrote to memory of 3220 3820 PI6354.exe 68 PID 3820 wrote to memory of 3220 3820 PI6354.exe 68 PID 2968 wrote to memory of 3008 2968 Explorer.EXE 70 PID 2968 wrote to memory of 3008 2968 Explorer.EXE 70 PID 2968 wrote to memory of 3008 2968 Explorer.EXE 70 PID 3008 wrote to memory of 844 3008 chkdsk.exe 72 PID 3008 wrote to memory of 844 3008 chkdsk.exe 72 PID 3008 wrote to memory of 844 3008 chkdsk.exe 72
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2968 -
C:\Users\Admin\AppData\Local\Temp\PI6354.exe"C:\Users\Admin\AppData\Local\Temp\PI6354.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3820 -
C:\Users\Admin\AppData\Local\Temp\PI6354.exe"C:\Users\Admin\AppData\Local\Temp\PI6354.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3220
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C:\Windows\SysWOW64\chkdsk.exe"C:\Windows\SysWOW64\chkdsk.exe"2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\PI6354.exe"3⤵PID:844
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