Analysis
- max time kernel
151s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20230915-en - resource tags
- submitted
11/10/2023, 09:57
General
- Target DHL Shipment Delivery Notification 27-9-23.exe
- Size 323KB
- Sample231011-ly19fsfd7v
- SHA256 c261ace97411301444d9dfa50d29f9a0328e83ddf45bf15128ad9d796d050461
Malware Config
Extracted
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formbook
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4.1
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sn26
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resenha10.bet
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gulshan-rajput.com
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xbus.tech
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z813my.cfd
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wlxzjlny.cfd
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auntengotiempo.com
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canada-reservation.com
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thegiftcompany.shop
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esthersilveirapropiedades.com
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1wapws.top
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ymjblnvo.cfd
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termokimik.net
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kushiro-artist-school.com
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bmmboo.com
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caceresconstructionservices.com
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kentuckywalkabout.com
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bringyourcart.com
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miamiwinetour.com
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bobcatsocial.site
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thirdmind.network
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook payload 4 IoCs
- Executes dropped EXE 2 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
- Suspicious behavior: EnumeratesProcesses 60 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DHL Shipment Delivery Notification 27-9-23.exe"C:\Users\Admin\AppData\Local\Temp\DHL Shipment Delivery Notification 27-9-23.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\wdjjinav.exe"C:\Users\Admin\AppData\Local\Temp\wdjjinav.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\wdjjinav.exe"C:\Users\Admin\AppData\Local\Temp\wdjjinav.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\ipconfig.exe"C:\Windows\SysWOW64\ipconfig.exe"2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\wdjjinav.exe"3⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
dgiikp.n
wdjjinav.exe
wdjjinav.exe
wdjjinav.exe
memory/404-15-0x0000000000270000-0x000000000027B000-memory.dmp
memory/404-19-0x0000000000AB0000-0x0000000000ADF000-memory.dmp
memory/404-22-0x00000000010A0000-0x0000000001134000-memory.dmp
memory/404-18-0x0000000001310000-0x000000000165A000-memory.dmp
memory/404-17-0x0000000000AB0000-0x0000000000ADF000-memory.dmp
memory/404-16-0x0000000000270000-0x000000000027B000-memory.dmp
memory/1712-13-0x0000000000B80000-0x0000000000B95000-memory.dmp
memory/1712-12-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1712-7-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1712-10-0x00000000013F0000-0x000000000173A000-memory.dmp
memory/3116-14-0x000000000A4C0000-0x000000000A628000-memory.dmp
memory/3116-20-0x000000000A4C0000-0x000000000A628000-memory.dmp
memory/3116-23-0x00000000084E0000-0x0000000008660000-memory.dmp
memory/3116-24-0x00000000084E0000-0x0000000008660000-memory.dmp
memory/3116-26-0x00000000084E0000-0x0000000008660000-memory.dmp
memory/4372-5-0x0000000000FD0000-0x0000000000FD2000-memory.dmp