Analysis
- max time kernel
44s - max time network
115s - platform
windows10_x64 - resource
win10v20210408 - submitted
16/08/2021, 11:14
General
- Target 257a36fdd79cbf165caeda4a1efe458034d670b71060693fdb0d2a1bf0489aa5.exe
- Size 687KB
- Sample210816-tbm2l9eb3n
- SHA256 257a36fdd79cbf165caeda4a1efe458034d670b71060693fdb0d2a1bf0489aa5
Malware Config
Extracted
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formbook
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4.1
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dxe
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http://www.knighttechinca.com/dxe/
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sardarfarm.com
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959tremont.com
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privat-livecam.net
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ansel-homebakery.com
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joysupermarket.com
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peninsulamatchmakers.net
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northsytyle.com
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radioconexaoubermusic.com
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relocatingrealtor.com
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desyrnan.com
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onlinehoortoestel.online
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enpointe.online
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rvvikings.com
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paulpoirier.com
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shitarpa.net
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kerneis.net
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rokitreach.com
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essentiallygaia.com
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prestiged.net
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fuerzaagavera.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\257a36fdd79cbf165caeda4a1efe458034d670b71060693fdb0d2a1bf0489aa5.exe"C:\Users\Admin\AppData\Local\Temp\257a36fdd79cbf165caeda4a1efe458034d670b71060693fdb0d2a1bf0489aa5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iQLCkPktI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1118.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\257a36fdd79cbf165caeda4a1efe458034d670b71060693fdb0d2a1bf0489aa5.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/568-121-0x0000000008310000-0x0000000008311000-memory.dmp
memory/568-117-0x0000000004CA0000-0x0000000004CA1000-memory.dmp
memory/568-118-0x0000000004CA0000-0x000000000519E000-memory.dmp
memory/568-119-0x0000000004D90000-0x0000000004D91000-memory.dmp
memory/568-120-0x0000000005140000-0x0000000005142000-memory.dmp
memory/568-114-0x0000000000320000-0x0000000000321000-memory.dmp
memory/568-122-0x0000000006D90000-0x0000000006E17000-memory.dmp
memory/568-123-0x0000000006C90000-0x0000000006CC9000-memory.dmp
memory/568-116-0x00000000051A0000-0x00000000051A1000-memory.dmp
memory/3956-126-0x0000000000400000-0x000000000042E000-memory.dmp
memory/3956-128-0x0000000001520000-0x0000000001840000-memory.dmp