Analysis
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max time kernel
186s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
01-07-2022 05:48
General
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Target
eedce8e0d2a8686ea8d6f9b10ef65c2a4594e7a371f83bff590e4c001b780381.exe
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Size
415KB
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MD5
25be29d12e9b11853ef562d973ab8a1f
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SHA1
1b248f2af6a1bd8c9ba1abff200fa54d69abefdd
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SHA256
eedce8e0d2a8686ea8d6f9b10ef65c2a4594e7a371f83bff590e4c001b780381
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SHA512
18b56f2a9f68bb78ed979d48e96dfdcbda204ce66b09c31fd3d207fc33358485ff7fc8832251d81b07055795ae1a7d5ef5959dff76729e04d78659ecaee45013
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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AgentTesla Payload 1 IoCs
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ReZer0 packer 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
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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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Accesses Microsoft Outlook profiles 1 TTPs 3 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 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 4 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\eedce8e0d2a8686ea8d6f9b10ef65c2a4594e7a371f83bff590e4c001b780381.exe"C:\Users\Admin\AppData\Local\Temp\eedce8e0d2a8686ea8d6f9b10ef65c2a4594e7a371f83bff590e4c001b780381.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fnizAwpUgi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp954.tmp"2⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp954.tmpFilesize
1KB
MD5bcc7010e69236267cbbc7f84405909c2
SHA1d4de29d80991392fe6fea757d9ac328aa2d911a6
SHA256ffc94d9bf73b1a4ebe3971503d0bfb556d25435c2a6b2b2c965f9d1dabcd9cae
SHA512f953cb896a13c2d7491032efe0859a78345b65db4de2fd1a1a02b46de9ddf83ae961ebc2f39e814e1d49530e5f0ff5ba254810dcdb582a74a6168c844c0b5895
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memory/948-58-0x0000000000000000-mapping.dmp
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memory/1732-54-0x0000000000920000-0x000000000098E000-memory.dmpFilesize
440KB
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memory/1732-55-0x00000000003F0000-0x00000000003F8000-memory.dmpFilesize
32KB
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memory/1732-56-0x0000000001F20000-0x0000000001F74000-memory.dmpFilesize
336KB
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memory/1732-57-0x00000000755A1000-0x00000000755A3000-memory.dmpFilesize
8KB
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memory/1732-60-0x00000000049A0000-0x00000000049EE000-memory.dmpFilesize
312KB