Analysis
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max time kernel
63s -
max time network
64s -
platform
windows7_x64 -
resource
win7 -
submitted
11-07-2020 12:21
Static task
static1
Behavioral task
behavioral1
Sample
Documents-009029.exe
Resource
win7
Behavioral task
behavioral2
Sample
Documents-009029.exe
Resource
win10v200430
General
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Target
Documents-009029.exe
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Size
610KB
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MD5
9f40b790e8788ef940b15c209111dd26
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SHA1
d3add851d2e0f8e814a3644afca447edc23820c9
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SHA256
81eeadcc2553fe9991022470311c8ad197615c465cd06a2992990ad63b14aebb
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SHA512
a501b2c8a79813d2078242f1780b2c8f4a84715cc58dcffff5530b2465d3e3203f037a184a78e02a1b13392e1ba2efa3491c6b96a613429607db9ac85deefd0b
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
chukwudi123
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1448-0-0x0000000000400000-0x000000000044E000-memory.dmp family_agenttesla behavioral1/memory/1448-1-0x0000000000449E3E-mapping.dmp family_agenttesla behavioral1/memory/1448-2-0x0000000000400000-0x000000000044E000-memory.dmp family_agenttesla behavioral1/memory/1448-3-0x0000000000400000-0x000000000044E000-memory.dmp family_agenttesla -
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
Processes:
Documents-009029.exedescription pid process target process PID 1088 set thread context of 1448 1088 Documents-009029.exe Documents-009029.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
Documents-009029.exeDocuments-009029.exepid process 1088 Documents-009029.exe 1448 Documents-009029.exe 1448 Documents-009029.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Documents-009029.exeDocuments-009029.exedescription pid process Token: SeDebugPrivilege 1088 Documents-009029.exe Token: SeDebugPrivilege 1448 Documents-009029.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
Documents-009029.exedescription pid process target process PID 1088 wrote to memory of 1408 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1408 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1408 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1408 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1448 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1448 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1448 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1448 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1448 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1448 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1448 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1448 1088 Documents-009029.exe Documents-009029.exe PID 1088 wrote to memory of 1448 1088 Documents-009029.exe Documents-009029.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Documents-009029.exe"C:\Users\Admin\AppData\Local\Temp\Documents-009029.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1088 -
C:\Users\Admin\AppData\Local\Temp\Documents-009029.exe"{path}"2⤵PID:1408
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C:\Users\Admin\AppData\Local\Temp\Documents-009029.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1448