Analysis
- max time kernel
149s - max time network
140s - platform
windows7_x64 - resource
win7 - submitted
14/10/2020, 15:56
Static task
static1
Behavioral task
behavioral1
Sample
New Purchase Order 501,689$.exe
Resource
win7
General
- Target New Purchase Order 501,689$.exe
- Size 568KB
- Sample201014-mmz3dkfeze
- SHA256 31a90420f266f02ae50a6a3603ea81461fa26baae094e00448aadc569c8f7dad
- MD5 a66f75234f80a55723ca776c3f5c2445
- SHA1 b72063c370f04655f49100b9ceb7fc2030dbc4d0
- SHA512 5f2166a9926693549e894dfb4a1326d2ee1d4c08b15bb3d0b73f05fbe0307a1b07b9f8d628e6e9a71b5c20ff7e409426aea5e68ca9f58ec080b5878c1d292118
- MD5 SHA1 SHA512
Malware Config
Extracted
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formbook
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http://www.touchtoby.xyz/eao/
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littletram.com
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vanmetaal.com
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clubbingspringbreak.com
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intohuman.com
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steph.place
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ipsumksa.com
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paultoon.com
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wocwebowecbweogw.com
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beverlyhillsmerch.com
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vans-athens.com
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stylishnailsbyem.com
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milletvit.com
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pappyjacksburgershack.com
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anal-liza.com
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lotownerbuilders.com
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caffinatics.com
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cvbtrading.co.uk
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pheasanttrailsgolfcourse.com
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wed0888.com
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sundeepm.com
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moneymakersclub.net
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candcsaptai.com
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skogsframjandet.com
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rockstarpartyrentals.com
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prostylezhairsalon.com
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rogue.football
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selfsufficientlearners.com
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wisdom-consult.com
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pivicric.info
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domainemariage.com
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mathsforstudents.com
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wowdaebak.com
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linbook8888.com
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exceeidt.com
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aicebit.com
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ncgf61.com
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argenteriamantova.com
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hey-bamboo.com
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elgritodeharpo.com
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realbrosofles.com
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5766557.com
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galileomkt.com
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astrugar.com
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haasmyasupportagency.com
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power-realestate.com
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14201shastaway.com
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solofsantabarbara.com
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magentnew.com
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xuedaiting.com
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accokeektvmounting.com
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ressindia.com
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abuju.com
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commcheapshop.com
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indokaryasm.com
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taddle.one
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economicdevelopmentsoftware.com
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fayk222.icu
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4winner.xyz
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undefinedheightsinc.com
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sunfloe.com
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xp135.com
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simoncablehair.com
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condor-protection.com
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dentoviaoneday.com
Signatures
- Formbook Payload 3 IoCs
resource yara_rule behavioral1/memory/824-9-0x000000000041C810-mapping.dmp formbook behavioral1/memory/824-8-0x0000000000400000-0x0000000000428000-memory.dmp formbook behavioral1/memory/1592-10-0x0000000000000000-mapping.dmp formbook - Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1688 set thread context of 824 1688 New Purchase Order 501,689$.exe 28 PID 824 set thread context of 1212 824 vbc.exe 20 PID 1592 set thread context of 1212 1592 chkdsk.exe 20 - Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1688 New Purchase Order 501,689$.exe 1688 New Purchase Order 501,689$.exe 824 vbc.exe 824 vbc.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe 1592 chkdsk.exe - Suspicious behavior: MapViewOfSection 5 IoCs
pid Process 824 vbc.exe 824 vbc.exe 824 vbc.exe 1592 chkdsk.exe 1592 chkdsk.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1688 New Purchase Order 501,689$.exe Token: SeDebugPrivilege 824 vbc.exe Token: SeDebugPrivilege 1592 chkdsk.exe - Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 1212 Explorer.EXE 1212 Explorer.EXE 1212 Explorer.EXE 1212 Explorer.EXE - Suspicious use of SendNotifyMessage 4 IoCs
pid Process 1212 Explorer.EXE 1212 Explorer.EXE 1212 Explorer.EXE 1212 Explorer.EXE - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1688 wrote to memory of 824 1688 New Purchase Order 501,689$.exe 28 PID 1688 wrote to memory of 824 1688 New Purchase Order 501,689$.exe 28 PID 1688 wrote to memory of 824 1688 New Purchase Order 501,689$.exe 28 PID 1688 wrote to memory of 824 1688 New Purchase Order 501,689$.exe 28 PID 1688 wrote to memory of 824 1688 New Purchase Order 501,689$.exe 28 PID 1688 wrote to memory of 824 1688 New Purchase Order 501,689$.exe 28 PID 1688 wrote to memory of 824 1688 New Purchase Order 501,689$.exe 28 PID 1212 wrote to memory of 1592 1212 Explorer.EXE 29 PID 1212 wrote to memory of 1592 1212 Explorer.EXE 29 PID 1212 wrote to memory of 1592 1212 Explorer.EXE 29 PID 1212 wrote to memory of 1592 1212 Explorer.EXE 29 PID 1592 wrote to memory of 1452 1592 chkdsk.exe 30 PID 1592 wrote to memory of 1452 1592 chkdsk.exe 30 PID 1592 wrote to memory of 1452 1592 chkdsk.exe 30 PID 1592 wrote to memory of 1452 1592 chkdsk.exe 30
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Users\Admin\AppData\Local\Temp\New Purchase Order 501,689$.exe"C:\Users\Admin\AppData\Local\Temp\New Purchase Order 501,689$.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:824
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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:1592 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"3⤵PID:1452
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