Analysis
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max time kernel
139s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
20-05-2022 22:44
Static task
static1
Behavioral task
behavioral1
Sample
NEW ORDER#584532-pdf.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
NEW ORDER#584532-pdf.exe
Resource
win10v2004-20220414-en
General
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Target
NEW ORDER#584532-pdf.exe
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Size
546KB
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MD5
307902f464ab56b98f667520dcd68295
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SHA1
ebce226d5a550788a6ea39984a9521aff0892caf
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SHA256
abce854dbb1be834088423c8a911d7111cd6d205b9f6b44be000652860fa03c6
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SHA512
05bbe1ecd6e4a04908e840ef47290784fba812f69c9bfeb0a674a5ec54eff3702213445c6734bd8474ad88ea06b6aea89ea09344e80cacf5911c4e1642ab11a0
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.construccionesyaceros.com/ - Port:
21 - Username:
[email protected] - Password:
Um^[x+1a{piP
Protocol: ftp- Host:
ftp://ftp.construccionesyaceros.com/ - Port:
21 - Username:
[email protected] - Password:
Um^[x+1a{piP
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4576-135-0x0000000000400000-0x0000000000466000-memory.dmp family_agenttesla -
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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
NEW ORDER#584532-pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW ORDER#584532-pdf.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW ORDER#584532-pdf.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW ORDER#584532-pdf.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
NEW ORDER#584532-pdf.exedescription pid process target process PID 2456 set thread context of 4576 2456 NEW ORDER#584532-pdf.exe NEW ORDER#584532-pdf.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
NEW ORDER#584532-pdf.exeNEW ORDER#584532-pdf.exepid process 2456 NEW ORDER#584532-pdf.exe 2456 NEW ORDER#584532-pdf.exe 2456 NEW ORDER#584532-pdf.exe 4576 NEW ORDER#584532-pdf.exe 4576 NEW ORDER#584532-pdf.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
NEW ORDER#584532-pdf.exeNEW ORDER#584532-pdf.exedescription pid process Token: SeDebugPrivilege 2456 NEW ORDER#584532-pdf.exe Token: SeDebugPrivilege 4576 NEW ORDER#584532-pdf.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
NEW ORDER#584532-pdf.exedescription pid process target process PID 2456 wrote to memory of 4576 2456 NEW ORDER#584532-pdf.exe NEW ORDER#584532-pdf.exe PID 2456 wrote to memory of 4576 2456 NEW ORDER#584532-pdf.exe NEW ORDER#584532-pdf.exe PID 2456 wrote to memory of 4576 2456 NEW ORDER#584532-pdf.exe NEW ORDER#584532-pdf.exe PID 2456 wrote to memory of 4576 2456 NEW ORDER#584532-pdf.exe NEW ORDER#584532-pdf.exe PID 2456 wrote to memory of 4576 2456 NEW ORDER#584532-pdf.exe NEW ORDER#584532-pdf.exe PID 2456 wrote to memory of 4576 2456 NEW ORDER#584532-pdf.exe NEW ORDER#584532-pdf.exe PID 2456 wrote to memory of 4576 2456 NEW ORDER#584532-pdf.exe NEW ORDER#584532-pdf.exe PID 2456 wrote to memory of 4576 2456 NEW ORDER#584532-pdf.exe NEW ORDER#584532-pdf.exe -
outlook_office_path 1 IoCs
Processes:
NEW ORDER#584532-pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW ORDER#584532-pdf.exe -
outlook_win_path 1 IoCs
Processes:
NEW ORDER#584532-pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW ORDER#584532-pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NEW ORDER#584532-pdf.exe"C:\Users\Admin\AppData\Local\Temp\NEW ORDER#584532-pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2456 -
C:\Users\Admin\AppData\Local\Temp\NEW ORDER#584532-pdf.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4576
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
507B
MD576ffb2f33cb32ade8fc862a67599e9d8
SHA1920cc4ab75b36d2f9f6e979b74db568973c49130
SHA256f1a3724670e3379318ec9c73f6f39058cab0ab013ba3cd90c047c3d701362310
SHA512f33502c2e1bb30c05359bfc6819ca934642a1e01874e3060349127d792694d56ad22fccd6c9477b8ee50d66db35785779324273f509576b48b7f85577e001b4e