Analysis
- max time kernel
133s - max time network
152s - platform
windows10_x64 - resource
win10v20210408 - submitted
05/10/2021, 11:56
General
- Target NEW PURCHASE ORDER FOR OCTOBER 2021.exe
- Size 513KB
- Sample211005-n316csaabr
- SHA256 e57cd18f57da68b90790071673ac21fa6bfbb9b2b54451fbe4276fc506536719
Malware Config
Extracted
-
agenttesla
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Protocol
smtp
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Host
smtp.nnadobi.com
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Port
587
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Username
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Password
vytCodQ(O1
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER FOR OCTOBER 2021.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/396-121-0x0000000005080000-0x000000000508A000-memory.dmp
memory/396-117-0x0000000004CF0000-0x0000000004CF1000-memory.dmp
memory/396-118-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
memory/396-119-0x0000000004BF0000-0x00000000050EE000-memory.dmp
memory/396-120-0x0000000007D60000-0x0000000007D61000-memory.dmp
memory/396-114-0x00000000002F0000-0x00000000002F1000-memory.dmp
memory/396-122-0x0000000008220000-0x000000000827A000-memory.dmp
memory/396-116-0x00000000050F0000-0x00000000050F1000-memory.dmp
memory/3300-123-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3300-130-0x0000000004D70000-0x000000000526E000-memory.dmp
memory/3300-131-0x0000000004F00000-0x0000000004F01000-memory.dmp
memory/3300-132-0x00000000059D0000-0x00000000059D1000-memory.dmp