Analysis
- max time kernel
120s - max time network
120s - platform
windows10_x64 - resource
win10-en-20211104 - submitted
29/11/2021, 17:36
General
- Target bba699eb866ad63a76c6607bea3ece75.exe
- Size 292KB
- Sample211129-v6k2wacebr
- SHA256 045c15ef3a76b61d487b30e3e554c77afbc4f3fc17078d3818b5392de608a92e
Score
10/10
Malware Config
Extracted
Family
-
formbook
Version
-
4.1
Campaign
-
nk6l
C2
-
http://www.rthearts.com/nk6l/
Decoy
-
cbnextra.com
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entitysystemsinc.com
-
55midwoodave.com
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ebelizzi.com
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khojcity.com
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1527brokenoakdrive.site
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housinghproperties.com
-
ratiousa.com
-
lrcrepresentacoes.net
-
tocoec.net
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khadamatdemnate.com
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davidkastner.xyz
-
gardeniaresort.com
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qiantangguoji.com
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visaprepaidprocessinq.com
-
cristinamadara.com
-
semapisus.xyz
-
mpwebagency.net
-
alibabasdeli.com
-
gigasupplies.com
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 2 IoCs
- Loads dropped DLL 1 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.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\bba699eb866ad63a76c6607bea3ece75.exe"C:\Users\Admin\AppData\Local\Temp\bba699eb866ad63a76c6607bea3ece75.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\bba699eb866ad63a76c6607bea3ece75.exe"C:\Users\Admin\AppData\Local\Temp\bba699eb866ad63a76c6607bea3ece75.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/424-119-0x0000000000400000-0x000000000042F000-memory.dmp
memory/424-121-0x0000000000A50000-0x0000000000D70000-memory.dmp