Analysis
- max time kernel
148s - max time network
139s - platform
windows10_x64 - resource
win10v20201028 - submitted
18/11/2020, 21:15
Static task
static1
Behavioral task
behavioral1
Sample
formbook.exe
Resource
win7v20201028
General
- Target formbook.exe
- Size 650KB
- Sample201118-e2kte17nda
- SHA256 8abe9e652522b04474493b15bb017c89b5f295000d363fd94b0961874fc1c4dd
- MD5 bc1b1f3d1f8ffb3494f9d5b74c0294fd
- SHA1 2672f5d8f475dde1dbc00c45e65a46bbf6d18deb
- SHA512 5b360d0d99789f8599bac42130f62d491be7ccfa7d88a7cd1388c634e769c62f1296950e5f8fdce98d1588bb4a6946e1f77a5d1a1b1a7d4be23883d15d2b3060
- MD5 SHA1 SHA512
Malware Config
Extracted
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formbook
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http://www.w91pk.com/ggh/
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xwc.cool
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jordanmc.com
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trumpclinton2020.com
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orion-application.com
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edxar.xyz
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southboundsisters.com
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sheisworldwide.com
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gewcaalouine.com
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manderbolt.com
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sicauganxun.com
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theauthenticparents.com
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vanliberte.com
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bluezonecard.online
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nfkf9r-84.net
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gettingmontana.com
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stocks-s.com
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mediapotok.com
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theluxuryloop.com
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eseskalierteh.com
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milanindustrialdesign.com
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ipaneralabs.com
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happyrunscooter.com
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studiofernandabalbinotti.com
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silverpointbc.com
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dkbaits.com
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ssagsia.com
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ahwyjh.com
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tehkarasplus.com
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ksport-management.com
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pizzeriavaleria.com
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knikers.com
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lisamakespretty.com
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drinkeatkong.com
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blogouf.com
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pedromotaarquitetura.com
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elevebliss.com
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thamdinhgiavn.com
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1126bet.net
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creativerecon.com
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digitacore.com
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cantthinksmall.com
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dloordash.com
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rasasunglasses.net
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alinacasapu.com
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eccosuministros.com
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abhisheksomani.com
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primatejaymelrose.com
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rebeccavigers.com
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btcvspecial.com
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kingwallpaper.com
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bioaloe.world
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stenzandco.com
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musicportal.pro
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devoutdad.com
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viskasepoc.online
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my-english-is-good.com
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lumpaas.com
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vlansi.icu
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manicureideas.com
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kelsiefuller.com
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tahargaragedoorservices.com
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aletterfromengland.com
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mauritiuscric10.com
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urbancultureradio.net
Signatures
- Formbook Payload 3 IoCs
resource yara_rule behavioral2/memory/188-12-0x0000000000400000-0x000000000042E000-memory.dmp formbook behavioral2/memory/188-13-0x000000000041EAE0-mapping.dmp formbook behavioral2/memory/2044-15-0x0000000000000000-mapping.dmp formbook - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3272 set thread context of 188 3272 formbook.exe 78 PID 188 set thread context of 2876 188 formbook.exe 57 PID 2044 set thread context of 2876 2044 raserver.exe 57 - Suspicious behavior: EnumeratesProcesses 40 IoCs
pid Process 3272 formbook.exe 3272 formbook.exe 3272 formbook.exe 3272 formbook.exe 188 formbook.exe 188 formbook.exe 188 formbook.exe 188 formbook.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe 2044 raserver.exe - Suspicious behavior: MapViewOfSection 5 IoCs
pid Process 188 formbook.exe 188 formbook.exe 188 formbook.exe 2044 raserver.exe 2044 raserver.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3272 formbook.exe Token: SeDebugPrivilege 188 formbook.exe Token: SeDebugPrivilege 2044 raserver.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3272 wrote to memory of 188 3272 formbook.exe 78 PID 3272 wrote to memory of 188 3272 formbook.exe 78 PID 3272 wrote to memory of 188 3272 formbook.exe 78 PID 3272 wrote to memory of 188 3272 formbook.exe 78 PID 3272 wrote to memory of 188 3272 formbook.exe 78 PID 3272 wrote to memory of 188 3272 formbook.exe 78 PID 2876 wrote to memory of 2044 2876 Explorer.EXE 79 PID 2876 wrote to memory of 2044 2876 Explorer.EXE 79 PID 2876 wrote to memory of 2044 2876 Explorer.EXE 79 PID 2044 wrote to memory of 3796 2044 raserver.exe 80 PID 2044 wrote to memory of 3796 2044 raserver.exe 80 PID 2044 wrote to memory of 3796 2044 raserver.exe 80
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Users\Admin\AppData\Local\Temp\formbook.exe"C:\Users\Admin\AppData\Local\Temp\formbook.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3272 -
C:\Users\Admin\AppData\Local\Temp\formbook.exe"C:\Users\Admin\AppData\Local\Temp\formbook.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:188
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C:\Windows\SysWOW64\raserver.exe"C:\Windows\SysWOW64\raserver.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\formbook.exe"3⤵PID:3796
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