Analysis
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max time kernel
134s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
24-05-2022 21:37
General
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Target
BL & Shipping Document PPTX.exe
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Size
477KB
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MD5
c243cc720d1eda1c6a13baee37b4c1d1
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SHA1
946a34575eb88801da37b1e6c46a9b6afc694182
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SHA256
fe8b7dfe8bc6cf9d0bf54942b5bdb15a1f24cc9fd7b2f680413ec97885ec1118
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SHA512
f72fdbcb27fa02127b61d80ee7e6556b37090bf15b1d14538ce4ab5dbc452f3d7585e0e1642a7875b17a1efb949e9d21e05829f62776fe77d0a42e568e1dfb67
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.mosaiclayouts.com - Port:
587 - Username:
sales@mosaiclayouts.com - Password:
UY$W4+]^+9;)7CF5
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 6 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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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 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 13 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\BL & Shipping Document PPTX.exe"C:\Users\Admin\AppData\Local\Temp\BL & Shipping Document PPTX.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TrFWVe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9020.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\BL & Shipping Document PPTX.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp9020.tmpFilesize
1KB
MD57689bf79f2e4d9a8160a615bb06f9388
SHA1474cf7e65acac044896f07ca3b0680ddd928cc40
SHA256c90d8699392836b68add4f95d77f61bf221f9e8bc94d37fe8e88677ac061808e
SHA512a4a6ceb513080a8f9d67c41834ec1b114c2c10fab1121850c3ac807e5f84b5f3a177efb6eecebc17cfb0ad520131707ee38b7b84ce23757dcdb9f63753b7a4f7
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memory/316-66-0x000000000044797E-mapping.dmp
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memory/316-64-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/316-70-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/316-68-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/316-65-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/316-63-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/316-61-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/316-60-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1004-58-0x0000000000000000-mapping.dmp
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memory/1436-56-0x00000000002D0000-0x00000000002E0000-memory.dmpFilesize
64KB
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memory/1436-57-0x0000000000D20000-0x0000000000D74000-memory.dmpFilesize
336KB
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memory/1436-55-0x0000000075EF1000-0x0000000075EF3000-memory.dmpFilesize
8KB
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memory/1436-54-0x00000000010A0000-0x000000000111E000-memory.dmpFilesize
504KB