Analysis
- max time kernel
150s - max time network
148s - platform
windows10_x64 - resource
win10v20210408 - submitted
01/06/2021, 11:29
General
- Target r8903321c.exe
- Size 234KB
- Sample210601-dclv8qmche
- SHA256 9c1d6191badf084113871feba0049fac8a2bb5761136877383579cdcf7cd781a
Malware Config
Extracted
-
formbook
-
4.1
-
http://www.111bjs.com/ccr/
-
abdullahlodhi.com
-
jevya.com
-
knoxvillerestaurant.com
-
mekarauroko7389.com
-
cricketspowder.net
-
johannchirinos.com
-
orangeorganical.com
-
libero-tt.com
-
lorenaegianluca.com
-
wintab.net
-
modernmillievintage.com
-
zgdqcyw.com
-
jeffabildgaardmd.com
-
nurulfikrimakassar.com
-
findyourchef.com
-
innovationsservicegroup.com
-
destek-taleplerimiz.com
-
whfqqco.icu
-
kosmetikmadeingermany.com
-
dieteticos.net
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Formbook Payload 2 IoCs
- Loads dropped DLL 2 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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 10 IoCs
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\r8903321c.exe"C:\Users\Admin\AppData\Local\Temp\r8903321c.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\r8903321c.exe"C:\Users\Admin\AppData\Local\Temp\r8903321c.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
-
-
-
C:\Windows\SysWOW64\raserver.exe"C:\Windows\SysWOW64\raserver.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe/c del "C:\Users\Admin\AppData\Local\Temp\r8903321c.exe"3⤵
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/3056-119-0x0000000003290000-0x0000000003365000-memory.dmp
memory/3056-127-0x0000000006C00000-0x0000000006D4D000-memory.dmp
memory/3104-126-0x0000000004420000-0x00000000044B3000-memory.dmp
memory/3104-125-0x0000000004520000-0x0000000004840000-memory.dmp
memory/3104-123-0x0000000002BC0000-0x0000000002BEE000-memory.dmp
memory/3104-122-0x0000000000270000-0x000000000028F000-memory.dmp
memory/4012-118-0x0000000000DD0000-0x0000000000DE4000-memory.dmp
memory/4012-120-0x00000000009D0000-0x0000000000CF0000-memory.dmp
memory/4012-117-0x0000000000400000-0x000000000042E000-memory.dmp