Analysis
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max time kernel
149s -
max time network
135s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
25-10-2021 04:05
General
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Target
Bill_of_Landing_966812774.exe
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Size
706KB
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MD5
cbe0221a37b521da04281f9beafcaf0b
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SHA1
6d9236b0c09a643daa2a021414800556e10d7ac0
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SHA256
e64bdf29134cd20eded8e2208b56ef6c808617d30c2bb625211ea7d3aa0c5997
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SHA512
1b4c85cb1308bef28e7b8ea34424592d7cdef6ec990f1ef8f105bafb88bab51976904d45c7325177247ea704fd6264d80093a98e27e6ca34b3ccc0ca564a9f2d
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.cubasa.com.mx - Port:
587 - Username:
[email protected] - Password:
Almacen.1732312
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
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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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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
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Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Bill_of_Landing_966812774.exe"C:\Users\Admin\AppData\Local\Temp\Bill_of_Landing_966812774.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wqEBplAX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6869.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Bill_of_Landing_966812774.exe"{path}"2⤵
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C:\Users\Admin\AppData\Local\Temp\Bill_of_Landing_966812774.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 5203⤵
- Suspicious behavior: GetForegroundWindowSpam
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp6869.tmpMD5
cdba36d2a3cfddc61b7a39f3386a1f92
SHA1b8d63a204e3a461a8136d84720271a2115784cd4
SHA256b54459e0a51943a20d89dfb7269e973be3fe24881764c77120b8a36fa57025bd
SHA5122c6e503029aa56d7da6c5473c6789673166c5de71148e9182cee9b304c079c324116317c803444effcb8e749fd511fc6aa79395babb60bb0e16d3b9df48302eb
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memory/1152-60-0x0000000000000000-mapping.dmp
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memory/1320-62-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1320-64-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1320-69-0x0000000000270000-0x0000000000271000-memory.dmpFilesize
4KB
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memory/1320-67-0x000000000043777E-mapping.dmp
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memory/1320-63-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1320-66-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1320-65-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1876-57-0x0000000000582000-0x0000000000583000-memory.dmpFilesize
4KB
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memory/1876-55-0x0000000000580000-0x0000000000581000-memory.dmpFilesize
4KB
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memory/1876-58-0x0000000000584000-0x0000000000585000-memory.dmpFilesize
4KB
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memory/1876-54-0x00000000759B1000-0x00000000759B3000-memory.dmpFilesize
8KB
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memory/1876-59-0x0000000000589000-0x000000000059A000-memory.dmpFilesize
68KB
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memory/1876-56-0x0000000000581000-0x0000000000582000-memory.dmpFilesize
4KB
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memory/1948-70-0x0000000000000000-mapping.dmp
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memory/1948-72-0x0000000000340000-0x0000000000341000-memory.dmpFilesize
4KB