Analysis
- max time kernel
169s - max time network
177s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
17/01/2023, 14:34
General
- Target df846f103c7f8a8c7ff237274aa10ac6.exe
- Size 456KB
- Sample230117-rxexqade91
- SHA256 2a337be525a3f68d207606caada2c865cbea51c0b671fdf5e6809b7b145f281f
Malware Config
Extracted
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
Signatures
- Executes dropped EXE 2 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 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: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\df846f103c7f8a8c7ff237274aa10ac6.exe"C:\Users\Admin\AppData\Local\Temp\df846f103c7f8a8c7ff237274aa10ac6.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\kbkughohng.exe"C:\Users\Admin\AppData\Local\Temp\kbkughohng.exe" C:\Users\Admin\AppData\Local\Temp\qnviu.eau2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\kbkughohng.exe"C:\Users\Admin\AppData\Local\Temp\kbkughohng.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
bgdzfr.ofv
kbkughohng.exe
kbkughohng.exe
kbkughohng.exe
qnviu.eau
memory/396-139-0x0000000000400000-0x0000000000441000-memory.dmp
memory/396-140-0x0000000004A10000-0x0000000004FB4000-memory.dmp
memory/396-141-0x0000000004FC0000-0x0000000005026000-memory.dmp
memory/396-142-0x0000000005770000-0x0000000005802000-memory.dmp
memory/396-143-0x0000000005B40000-0x0000000005B4A000-memory.dmp
memory/396-144-0x00000000055A0000-0x00000000055F0000-memory.dmp
memory/396-145-0x0000000005CF0000-0x0000000005EB2000-memory.dmp
memory/396-146-0x0000000000750000-0x00000000007EC000-memory.dmp