Analysis
- max time kernel
148s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
07/02/2024, 14:00
General
- Target 12a594716a14edb8fcc167ca1f5541fcc2bf6f8758be3f072092cb7869bed11e.exe
- Size 612KB
- Sample240207-raznlsaeak
- SHA256 12a594716a14edb8fcc167ca1f5541fcc2bf6f8758be3f072092cb7869bed11e
Malware Config
Extracted
-
Protocol
ftp
-
Host
ftp.mercuresurabaya.com
-
Port
21
-
Username
-
Password
Ex^fdE*w1)Zo
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.mercuresurabaya.com
-
Port
21
-
Username
-
Password
Ex^fdE*w1)Zo
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\12a594716a14edb8fcc167ca1f5541fcc2bf6f8758be3f072092cb7869bed11e.exe"C:\Users\Admin\AppData\Local\Temp\12a594716a14edb8fcc167ca1f5541fcc2bf6f8758be3f072092cb7869bed11e.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1140-1-0x0000000075260000-0x0000000075A10000-memory.dmp
memory/1140-0-0x0000000000400000-0x00000000004A0000-memory.dmp
memory/1140-3-0x0000000004EC0000-0x0000000004F52000-memory.dmp
memory/1140-2-0x0000000005470000-0x0000000005A14000-memory.dmp
memory/1140-4-0x00000000050A0000-0x00000000050B0000-memory.dmp
memory/1140-5-0x0000000004E90000-0x0000000004E9A000-memory.dmp
memory/1140-6-0x0000000005110000-0x0000000005128000-memory.dmp
memory/1140-7-0x0000000005140000-0x0000000005148000-memory.dmp
memory/1140-8-0x0000000005280000-0x000000000528C000-memory.dmp
memory/1140-9-0x0000000007990000-0x0000000007A0C000-memory.dmp
memory/1140-10-0x000000000A0E0000-0x000000000A17C000-memory.dmp
memory/1140-11-0x000000000A040000-0x000000000A082000-memory.dmp
memory/1140-12-0x000000000A3F0000-0x000000000A456000-memory.dmp
memory/1140-13-0x0000000007AB0000-0x0000000007B00000-memory.dmp
memory/1140-14-0x0000000075260000-0x0000000075A10000-memory.dmp