Analysis
- max time kernel
149s - max time network
152s - platform
windows10_x64 - resource
win10v20201028 - submitted
29/12/2020, 08:00
Static task
static1
Behavioral task
behavioral1
Sample
Confirm.exe
Resource
win7v20201028
General
- Target Confirm.exe
- Size 819KB
- Sample201229-wt7kyym432
- SHA256 a2d9b5d16fcae146b34d3ed40bb6444d4b4bb497ed63e8f4d720af4d24cb5450
- MD5 85cae42607ba1f967e4dbc6eb164b10c
- SHA1 a4f6a236211877a1643e4e23b526a92783e95ec5
- SHA512 a5be8c40380f6448e1d2d558b05d07558e51df4f0ca166bb24aba682dc1fecfbe47a94ef10adb275834885f7b254ec85f452a3ce33b08980b80fda5d08740da5
- MD5 SHA1 SHA512
Malware Config
Extracted
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formbook
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http://www.deuxus.com/t052/
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ladybug-learning.com
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unforgottenstory.com
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oldmopaiv.xyz
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natashaexim.com
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hannahmcelgunn.com
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retargetingmachines.info
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njoconline.com
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unicornlankadelivery.com
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giftkerala.com
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englishfordoctors.online
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schatzilandrvresort.com
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brujoisaac.com
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basiccampinggear.com
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escapees.today
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dgyxsy888.com
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stevebana.xyz
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mimozakebap.com
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ezdoff.com
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pluumyspalace.com
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shaoshanshan.com
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crazyvine.wine
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sfjt55.com
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xjgqh.com
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netverificatie-home.info
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efnew.com
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welderweb.com
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2ndstars.com
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parrotpink.com
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sarahjanehammock.com
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pizzawestpalmbeach.com
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pivot-branding.com
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bribiebootcamp.com
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floridaincontinencetherapy.com
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muddanyc.com
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pflegedienst-24-7.com
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kunstradar.com
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coolgadgetsdominate.com
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comedynationlive.com
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workoutandlawn.com
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orangecountyvolvolease.com
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sunrisemath.com
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premiumenterprisegroup.com
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mnglobalplatform.com
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bijie.xyz
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christiandailyusa.com
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kismetestatestjohn.com
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bobyworks.com
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h2cooker.com
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kimquint.com
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torturechamberproductions.com
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superbbsuper.com
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bibleandkoran.net
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oncuecollective.com
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strat-fundamentals.info
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taichi.chat
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beautyroomgreenwich.com
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686761.com
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prostatamrt.net
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medicina-genomica.com
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hl022.com
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forestlawnfunerals.com
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charismayachts.com
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sublimequalitystore.com
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bowvacare.com
Signatures
- Formbook Payload 3 IoCs
resource yara_rule behavioral2/memory/3960-13-0x0000000000400000-0x000000000042E000-memory.dmp formbook behavioral2/memory/3960-14-0x000000000041ECC0-mapping.dmp formbook behavioral2/memory/2760-15-0x0000000000000000-mapping.dmp formbook - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3888 set thread context of 3960 3888 Confirm.exe 79 PID 3960 set thread context of 2092 3960 Confirm.exe 40 PID 2760 set thread context of 2092 2760 msdt.exe 40 - Suspicious behavior: EnumeratesProcesses 40 IoCs
pid Process 3960 Confirm.exe 3960 Confirm.exe 3960 Confirm.exe 3960 Confirm.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe 2760 msdt.exe - Suspicious behavior: MapViewOfSection 5 IoCs
pid Process 3960 Confirm.exe 3960 Confirm.exe 3960 Confirm.exe 2760 msdt.exe 2760 msdt.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3888 Confirm.exe Token: SeDebugPrivilege 3960 Confirm.exe Token: SeDebugPrivilege 2760 msdt.exe - Suspicious use of UnmapMainImage 1 IoCs
pid Process 2092 Explorer.EXE - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3888 wrote to memory of 3960 3888 Confirm.exe 79 PID 3888 wrote to memory of 3960 3888 Confirm.exe 79 PID 3888 wrote to memory of 3960 3888 Confirm.exe 79 PID 3888 wrote to memory of 3960 3888 Confirm.exe 79 PID 3888 wrote to memory of 3960 3888 Confirm.exe 79 PID 3888 wrote to memory of 3960 3888 Confirm.exe 79 PID 2092 wrote to memory of 2760 2092 Explorer.EXE 80 PID 2092 wrote to memory of 2760 2092 Explorer.EXE 80 PID 2092 wrote to memory of 2760 2092 Explorer.EXE 80 PID 2760 wrote to memory of 8 2760 msdt.exe 81 PID 2760 wrote to memory of 8 2760 msdt.exe 81 PID 2760 wrote to memory of 8 2760 msdt.exe 81
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Users\Admin\AppData\Local\Temp\Confirm.exe"C:\Users\Admin\AppData\Local\Temp\Confirm.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3888 -
C:\Users\Admin\AppData\Local\Temp\Confirm.exe"C:\Users\Admin\AppData\Local\Temp\Confirm.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3960
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C:\Windows\SysWOW64\msdt.exe"C:\Windows\SysWOW64\msdt.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2760 -
C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\Confirm.exe"3⤵PID:8
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