Analysis
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max time kernel
135s -
max time network
139s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
09-11-2020 20:22
General
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Target
7ec490cadb46d941cf22039f839e5688.exe
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Size
476KB
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MD5
7ec490cadb46d941cf22039f839e5688
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SHA1
fe05ea713895882c0f80045e6b5eb3db15f97d12
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SHA256
71502c5ab4ccd1d224efd3ca833f145086a50805c7ca1f7cb48d9ea2f96ffd18
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SHA512
be9e01965465225605f77312d5ec7085dc8418b680db3272a226a3dec2b902f188748039edc179dc5254bdaba9a7c101bd48b4fff926e50dd909bc28fbab20c7
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.ecojett.co - Port:
587 - Username:
ikeji@ecojett.co - Password:
HZnUICj1
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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CoreEntity .NET Packer 1 IoCs
A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
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AgentTesla Payload 2 IoCs
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rezer0 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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Suspicious use of SetThreadContext 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\7ec490cadb46d941cf22039f839e5688.exe"C:\Users\Admin\AppData\Local\Temp\7ec490cadb46d941cf22039f839e5688.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7ec490cadb46d941cf22039f839e5688.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\7ec490cadb46d941cf22039f839e5688.exe.logMD5
179a315edc48c9f36389c2f6c6df7381
SHA1eea81bdc49cdade53dbe305b9b6d1ed1226624ac
SHA2568bc7fa3629a7470a1a58cd39660fa3f2387f620410560dbd337e809f102403b1
SHA51212c6dabeb0d65e7e7966855a8c1efc8ac8580c206d451daa7e46b3d2e992da6195db16b6c3bb2c497de2352a485ac8f3e949b7e8b134e9860407d0c91f228a26
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memory/728-7-0x00000000056C0000-0x00000000056C1000-memory.dmpFilesize
4KB
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memory/728-1-0x0000000000770000-0x0000000000771000-memory.dmpFilesize
4KB
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memory/728-4-0x0000000005050000-0x0000000005052000-memory.dmpFilesize
8KB
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memory/728-5-0x00000000097D0000-0x00000000097D1000-memory.dmpFilesize
4KB
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memory/728-6-0x00000000055C0000-0x0000000005611000-memory.dmpFilesize
324KB
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memory/728-0-0x0000000073EE0000-0x00000000745CE000-memory.dmpFilesize
6.9MB
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memory/728-8-0x0000000005C60000-0x0000000005C61000-memory.dmpFilesize
4KB
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memory/728-3-0x00000000076D0000-0x0000000007729000-memory.dmpFilesize
356KB
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memory/1344-9-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/1344-10-0x000000000044A49E-mapping.dmp
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memory/1344-12-0x0000000073EE0000-0x00000000745CE000-memory.dmpFilesize
6.9MB
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memory/1344-17-0x0000000005090000-0x0000000005091000-memory.dmpFilesize
4KB
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memory/1344-18-0x0000000005580000-0x0000000005581000-memory.dmpFilesize
4KB
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memory/1344-20-0x0000000006060000-0x0000000006061000-memory.dmpFilesize
4KB