Analysis
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max time kernel
143s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
13-02-2024 01:59
General
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Target
3a6666e2820fa42ca7b386d7c1029637a717f01c8c550474a0c05a48df3276c6.exe
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Size
5KB
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MD5
c034a0b410854a329c4c6518049778e3
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SHA1
8d07e1fc68f288871193f3097de62dd5e71c338c
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SHA256
3a6666e2820fa42ca7b386d7c1029637a717f01c8c550474a0c05a48df3276c6
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SHA512
093bfcd6b72fbf8d514b42e62ac49542d188a83414d4a55f9357dd92431da95ab3e6113349c183eeade40ebd6b46dc3ede3687fba178fdc0267a0a760e03ae80
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SSDEEP
48:6RT+77Uf77v3JfzwDtqYQKsF3YJAOakTTK8L+psVtiOl0BqFSpfbNtm:7gz7Q/4oJ9RTCjzNt
Malware Config
Extracted
purecrypter
https://taastruck.vn/Pkzzw.pdf
Extracted
agenttesla
Protocol: smtp- Host:
mail.tecnosilos.com.py - Port:
587 - Username:
[email protected] - Password:
wY],Z[mo8kxz - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Detect ZGRat V1 34 IoCs
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PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
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ZGRat
ZGRat is remote access trojan written in C#.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 2 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\3a6666e2820fa42ca7b386d7c1029637a717f01c8c550474a0c05a48df3276c6.exe"C:\Users\Admin\AppData\Local\Temp\3a6666e2820fa42ca7b386d7c1029637a717f01c8c550474a0c05a48df3276c6.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
32KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
744KB
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Filesize
6.1MB
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Filesize
1.0MB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
720KB
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Filesize
4KB
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Filesize
264KB
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Filesize
304KB
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Filesize
5.6MB
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Filesize
272KB
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Filesize
408KB
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Filesize
320KB
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Filesize
624KB
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Filesize
7.7MB
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Filesize
64KB
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Filesize
584KB
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Filesize
40KB