Analysis
- max time kernel
147s - max time network
125s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
24/01/2022, 10:49
General
- Target DHL AWB - 453968867878_Shipping Documents 2022.gz.exe
- Size 477KB
- Sample220124-mwpcjsedbr
- SHA256 9413edeb35a7695bd1ce1abef97e816197d0f3c0c8ec1dbeb540dec6ba24c459
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.phossphea.com
-
Port
587
-
Username
-
Password
#d*iaqO8
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 1 IoCs
- 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
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL AWB - 453968867878_Shipping Documents 2022.gz.exe"C:\Users\Admin\AppData\Local\Temp\DHL AWB - 453968867878_Shipping Documents 2022.gz.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DHL AWB - 453968867878_Shipping Documents 2022.gz.exe"C:\Users\Admin\AppData\Local\Temp\DHL AWB - 453968867878_Shipping Documents 2022.gz.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2092-124-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2092-128-0x00000000061D0000-0x0000000006236000-memory.dmp
memory/2092-127-0x0000000006130000-0x0000000006148000-memory.dmp
memory/2092-126-0x0000000005630000-0x0000000005B2E000-memory.dmp
memory/2524-118-0x0000000004CC0000-0x00000000051BE000-memory.dmp
memory/2524-121-0x000000007EDD0000-0x000000007EDD1000-memory.dmp
memory/2524-122-0x0000000005740000-0x000000000574E000-memory.dmp
memory/2524-123-0x0000000005C30000-0x0000000005CA0000-memory.dmp
memory/2524-120-0x00000000057D0000-0x000000000586C000-memory.dmp
memory/2524-119-0x0000000004DB0000-0x0000000004DBA000-memory.dmp
memory/2524-115-0x00000000003A0000-0x000000000041E000-memory.dmp
memory/2524-117-0x0000000004CC0000-0x0000000004D52000-memory.dmp
memory/2524-116-0x00000000051C0000-0x00000000056BE000-memory.dmp