Analysis
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max time kernel
133s -
max time network
119s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
18-01-2021 09:02
General
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Target
BANK SLIP.exe
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Size
529KB
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MD5
d950dd4a559c7d57588452284fae5b70
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SHA1
21322276c22ab2ba0ff6c8208cd2e066848cd5e2
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SHA256
67836ace1298fc2a65f2048af018f0a8adff48c3b0de01efdc125fba074a3651
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SHA512
83620525156dff3134de80f65ca0454ca05b711c837ace2c5e7a87f9460fed847ea9323bab24820a2f15a8f69b293dfcae7093828d4f0bfa6bad728592d12428
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.sharqcapital.qa - Port:
587 - Username:
accountant@sharqcapital.qa - Password:
zoAr6!y[h*Qp
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 3 IoCs
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Drops file in Drivers directory 1 IoCs
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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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Adds Run key to start application 2 TTPs 1 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 3 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\BANK SLIP.exe"C:\Users\Admin\AppData\Local\Temp\BANK SLIP.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FWihmhmNnF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC94.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\BANK SLIP.exe"{path}"2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpAC94.tmpMD5
e7863073e00c9c4595d6f253e955ee02
SHA1cc786938df5c043d8161a067c3856186c41da755
SHA25640cf9a6eb6626778756407b9b6d41e85aa09b2652540338368211888da4eba79
SHA512cc6b39002ec14803b589200e6877c7e84d22e73f2b2df7b5863b9f6abb83d3f68289893861ea896be62be2ca952bfe6cbd6c238641b571922a49d6e27e36c898
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memory/268-12-0x0000000074120000-0x000000007480E000-memory.dmpFilesize
6.9MB
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memory/268-10-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/268-11-0x000000000043763E-mapping.dmp
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memory/268-13-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/268-15-0x00000000022D0000-0x00000000022D1000-memory.dmpFilesize
4KB
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memory/268-16-0x00000000022D1000-0x00000000022D2000-memory.dmpFilesize
4KB
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memory/1564-8-0x0000000000000000-mapping.dmp
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memory/1732-5-0x0000000000530000-0x0000000000531000-memory.dmpFilesize
4KB
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memory/1732-6-0x00000000003D0000-0x00000000003DE000-memory.dmpFilesize
56KB
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memory/1732-7-0x0000000005B70000-0x0000000005BC7000-memory.dmpFilesize
348KB
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memory/1732-3-0x0000000000A40000-0x0000000000A41000-memory.dmpFilesize
4KB
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memory/1732-2-0x0000000074120000-0x000000007480E000-memory.dmpFilesize
6.9MB