Analysis
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max time kernel
144s -
max time network
181s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
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submitted
06-12-2022 06:41
General
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Target
71a6401ab3cdddf346353e5c03a5b60d086ffa0861f64c355d20bed2374b5bae.exe
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Size
876KB
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MD5
715c8a340ceb9d32096378bb736872f4
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SHA1
6d2e8e0fa231fd780b6e9bf89e54794502caf526
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SHA256
71a6401ab3cdddf346353e5c03a5b60d086ffa0861f64c355d20bed2374b5bae
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SHA512
cd832af4365369aaa004f8b633653b6bf520ae25e427738b23fb3b887b2c9e1c351cfa056ffeda6613cde9a657f6d5d11ed19ea5f5740a0179436448c6027ab2
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SSDEEP
12288:Sz3EEC1Noku3XDG2yxW4j8Z2Py6jcZz6LLWoXhgIscC808ugklx:QDC1NozG2yY4QR6jCqXh5scC808ugo
Score
10/10
Malware Config
Extracted
Family
agenttesla
Credentials
Protocol: smtp- Host:
smtp.huiijingco.com - Port:
587 - Username:
[email protected] - Password:
lNLUrZT2
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
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 14 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\71a6401ab3cdddf346353e5c03a5b60d086ffa0861f64c355d20bed2374b5bae.exe"C:\Users\Admin\AppData\Local\Temp\71a6401ab3cdddf346353e5c03a5b60d086ffa0861f64c355d20bed2374b5bae.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\71a6401ab3cdddf346353e5c03a5b60d086ffa0861f64c355d20bed2374b5bae.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\71a6401ab3cdddf346353e5c03a5b60d086ffa0861f64c355d20bed2374b5bae.exe"C:\Users\Admin\AppData\Local\Temp\71a6401ab3cdddf346353e5c03a5b60d086ffa0861f64c355d20bed2374b5bae.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\71a6401ab3cdddf346353e5c03a5b60d086ffa0861f64c355d20bed2374b5bae.exe"C:\Users\Admin\AppData\Local\Temp\71a6401ab3cdddf346353e5c03a5b60d086ffa0861f64c355d20bed2374b5bae.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/216-141-0x0000000000000000-mapping.dmp
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memory/2604-150-0x0000000007350000-0x00000000079CA000-memory.dmpFilesize
6.5MB
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memory/2604-137-0x0000000000000000-mapping.dmp
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memory/2604-145-0x0000000005340000-0x00000000053A6000-memory.dmpFilesize
408KB
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memory/2604-156-0x0000000007040000-0x0000000007048000-memory.dmpFilesize
32KB
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memory/2604-146-0x0000000005610000-0x000000000562E000-memory.dmpFilesize
120KB
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memory/2604-155-0x0000000007060000-0x000000000707A000-memory.dmpFilesize
104KB
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memory/2604-139-0x0000000002130000-0x0000000002166000-memory.dmpFilesize
216KB
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memory/2604-147-0x00000000069C0000-0x00000000069F2000-memory.dmpFilesize
200KB
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memory/2604-154-0x0000000006F50000-0x0000000006F5E000-memory.dmpFilesize
56KB
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memory/2604-153-0x0000000006FA0000-0x0000000007036000-memory.dmpFilesize
600KB
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memory/2604-152-0x0000000006D90000-0x0000000006D9A000-memory.dmpFilesize
40KB
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memory/2604-144-0x0000000005270000-0x0000000005292000-memory.dmpFilesize
136KB
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memory/2604-151-0x0000000006D10000-0x0000000006D2A000-memory.dmpFilesize
104KB
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memory/2604-149-0x0000000005FC0000-0x0000000005FDE000-memory.dmpFilesize
120KB
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memory/2604-140-0x0000000004B40000-0x0000000005168000-memory.dmpFilesize
6.2MB
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memory/2604-148-0x0000000072900000-0x000000007294C000-memory.dmpFilesize
304KB
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memory/3960-134-0x0000000005A20000-0x0000000005AB2000-memory.dmpFilesize
584KB
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memory/3960-132-0x0000000000F60000-0x0000000001040000-memory.dmpFilesize
896KB
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memory/3960-135-0x00000000059F0000-0x00000000059FA000-memory.dmpFilesize
40KB
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memory/3960-133-0x0000000005FD0000-0x0000000006574000-memory.dmpFilesize
5.6MB
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memory/3960-138-0x000000000A130000-0x000000000A196000-memory.dmpFilesize
408KB
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memory/3960-136-0x00000000097E0000-0x000000000987C000-memory.dmpFilesize
624KB
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memory/4936-143-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/4936-142-0x0000000000000000-mapping.dmp
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memory/4936-157-0x0000000005EF0000-0x0000000005F40000-memory.dmpFilesize
320KB