Analysis
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max time kernel
126s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
01-12-2023 13:56
Static task
static1
Behavioral task
behavioral1
Sample
RFQ_20231201-876658xls.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
RFQ_20231201-876658xls.exe
Resource
win10v2004-20231127-en
General
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Target
RFQ_20231201-876658xls.exe
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Size
738KB
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MD5
33a2aca5866de0f687e0d5d64c1feb9b
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SHA1
42c8a406496525574a3954a219968db17eb7877f
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SHA256
cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4
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SHA512
0df31bd83fb732f9c228807b1ff0897a1f58198a3d9baf544eec95dbae2d19de490a47e2217455438eed4132fb6a5b5f834e74c8210d7741914cc74e4fd65cb6
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SSDEEP
12288:kI2ICYm2L/c37RaJFheLHUvGnJ6zsCMgzF+Nm3jZ738FQTft:AX27c3yQL0vyljgzAwjZj8C
Malware Config
Extracted
Protocol: ftp- Host:
ftp.dzine.com.tr - Port:
21 - Username:
dzinecom - Password:
Dzine21.
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.dzine.com.tr - Port:
21 - Username:
dzinecom - Password:
Dzine21.
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 31 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
RFQ_20231201-876658xls.exedescription pid process target process PID 2012 set thread context of 2664 2012 RFQ_20231201-876658xls.exe RFQ_20231201-876658xls.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RFQ_20231201-876658xls.exepid process 2664 RFQ_20231201-876658xls.exe 2664 RFQ_20231201-876658xls.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RFQ_20231201-876658xls.exedescription pid process Token: SeDebugPrivilege 2664 RFQ_20231201-876658xls.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
RFQ_20231201-876658xls.exepid process 2664 RFQ_20231201-876658xls.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
RFQ_20231201-876658xls.exedescription pid process target process PID 2012 wrote to memory of 2664 2012 RFQ_20231201-876658xls.exe RFQ_20231201-876658xls.exe PID 2012 wrote to memory of 2664 2012 RFQ_20231201-876658xls.exe RFQ_20231201-876658xls.exe PID 2012 wrote to memory of 2664 2012 RFQ_20231201-876658xls.exe RFQ_20231201-876658xls.exe PID 2012 wrote to memory of 2664 2012 RFQ_20231201-876658xls.exe RFQ_20231201-876658xls.exe PID 2012 wrote to memory of 2664 2012 RFQ_20231201-876658xls.exe RFQ_20231201-876658xls.exe PID 2012 wrote to memory of 2664 2012 RFQ_20231201-876658xls.exe RFQ_20231201-876658xls.exe PID 2012 wrote to memory of 2664 2012 RFQ_20231201-876658xls.exe RFQ_20231201-876658xls.exe PID 2012 wrote to memory of 2664 2012 RFQ_20231201-876658xls.exe RFQ_20231201-876658xls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ_20231201-876658xls.exe"C:\Users\Admin\AppData\Local\Temp\RFQ_20231201-876658xls.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Users\Admin\AppData\Local\Temp\RFQ_20231201-876658xls.exe"C:\Users\Admin\AppData\Local\Temp\RFQ_20231201-876658xls.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2664
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5b7b9acb869ccc7f7ecb5304ec0384dee
SHA16a90751c95817903ee833d59a0abbef425a613b3
SHA2568cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4
SHA5127bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764