Analysis
- max time kernel
63s - max time network
12s - platform
windows7_x64 - resource
win7v20201028 - submitted
26/01/2021, 06:23
Static task
static1
Behavioral task
behavioral1
Sample
f36d70635deceb5f5bcaae2227834aa1.exe
Resource
win7v20201028
General
- Target f36d70635deceb5f5bcaae2227834aa1.exe
- Size 1.1MB
- Sample210126-mbmj3cd5be
- SHA256 44d7d2e8192f940c7c739e654cfd560b294b20d97f983c250bc66b7bdbc4ac20
- MD5 f36d70635deceb5f5bcaae2227834aa1
- SHA1 b3285890b66d81941f28be28c5b2f591e87fc381
- SHA512 7828ecaca131bda8bb0de81cff491b1fd0693601d1a5d8ed213131755d9533e3be6cdff8448cada4d017c4918dbb517d73fe706998258baf2aeb1edbbbfc51f4
- MD5 SHA1 SHA512
Malware Config
Extracted
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formbook
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http://www.ideasdelvino.com/z9n/
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garcical.com
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hymingfeng.com
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alexandersbodyarts.store
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theovertimegrill.com
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iorton.com
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newlife.asia
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studiopeer.com
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thesunsite.com
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youbabyskudai.com
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szzenno.com
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williedictionary.com
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bhoomitravels.com
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entrerev.com
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securepaypalverification.info
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zingarmy.com
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laquintalongviewnorth.com
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globiideas.com
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asiaaccord.com
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dopegamempire.com
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myweiku.com
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ticketswap.services
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xn--rlrx6fr3e75el1rbid.com
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iwc007.com
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garealestatellc.net
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mobilemassage2u.com
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oldbagnewtrickvintage.com
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brandmarketingagency.net
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disruptionforce.com
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firefighterleader.com
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pvzedhicva.com
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xasaltpamogsz.com
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searko.com
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capitalmarketingco.com
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eliteaestheticsla.com
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reklamwebtasarim.com
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okeybizim.com
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hdmicords.net
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upser.xyz
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mkbag-outletshop.com
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belifurniturebekas.com
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squeakyclean.solutions
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modularupdate.com
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yayamobtrk.com
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uyn8.xyz
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stopreflujo.com
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rm-log.com
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rubiconsolutionsllc.com
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finlokchit.com
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3dpraclabs-virtual-physics.com
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bootygirlclothing.com
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winningavoidance.com
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insuranceguru.pro
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wlkjfz.com
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patinarsobrehielo.com
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unbiasedco.com
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mrlservices.com
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bifboawdq.icu
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munchui.com
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54eugenia.com
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1ture.com
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pentihome.com
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maseraitiofbuffalousa.com
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conanbiopharma.com
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pcbplace.com
Signatures
- Formbook Payload 2 IoCs
resource yara_rule behavioral1/memory/1480-10-0x0000000000400000-0x000000000042E000-memory.dmp formbook behavioral1/memory/1480-11-0x000000000041EAD0-mapping.dmp formbook - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1940 set thread context of 1480 1940 f36d70635deceb5f5bcaae2227834aa1.exe 31 - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1588 schtasks.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1480 f36d70635deceb5f5bcaae2227834aa1.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1940 wrote to memory of 1588 1940 f36d70635deceb5f5bcaae2227834aa1.exe 29 PID 1940 wrote to memory of 1588 1940 f36d70635deceb5f5bcaae2227834aa1.exe 29 PID 1940 wrote to memory of 1588 1940 f36d70635deceb5f5bcaae2227834aa1.exe 29 PID 1940 wrote to memory of 1588 1940 f36d70635deceb5f5bcaae2227834aa1.exe 29 PID 1940 wrote to memory of 1480 1940 f36d70635deceb5f5bcaae2227834aa1.exe 31 PID 1940 wrote to memory of 1480 1940 f36d70635deceb5f5bcaae2227834aa1.exe 31 PID 1940 wrote to memory of 1480 1940 f36d70635deceb5f5bcaae2227834aa1.exe 31 PID 1940 wrote to memory of 1480 1940 f36d70635deceb5f5bcaae2227834aa1.exe 31 PID 1940 wrote to memory of 1480 1940 f36d70635deceb5f5bcaae2227834aa1.exe 31 PID 1940 wrote to memory of 1480 1940 f36d70635deceb5f5bcaae2227834aa1.exe 31 PID 1940 wrote to memory of 1480 1940 f36d70635deceb5f5bcaae2227834aa1.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\f36d70635deceb5f5bcaae2227834aa1.exe"C:\Users\Admin\AppData\Local\Temp\f36d70635deceb5f5bcaae2227834aa1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NbAfCJXCA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp534E.tmp"2⤵
- Creates scheduled task(s)
PID:1588
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C:\Users\Admin\AppData\Local\Temp\f36d70635deceb5f5bcaae2227834aa1.exe"C:\Users\Admin\AppData\Local\Temp\f36d70635deceb5f5bcaae2227834aa1.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1480
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