Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
15/01/2024, 01:17
Static task
static1
Behavioral task
behavioral1
Sample
b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe
Resource
win10v2004-20231215-en
General
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Target
b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe
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Size
1.1MB
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MD5
c71613619a1a7ee2c7e0a35555779b8f
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SHA1
1ea5eb485436b9f89fae9192e671ee66e9d7e404
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SHA256
b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c
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SHA512
2110f614ad971d3b3c0ae70dec4601581f24f9de537e3c711e38e91a3c9d4fb2079d47e929e8fee42b67437065f1f0d6a53b7efd8c7de2bf97125cdc0ae37989
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SSDEEP
24576:9qDEvCTbMWu7rQYlBQcBiT6rprG8a2pkX/VT2P0:9TvC/MTQYxsWR7a2pg/VU
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.siscop.com.co - Port:
21 - Username:
[email protected] - Password:
+5s48Ia2&-(t
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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.
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2500 set thread context of 2168 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 28 -
Program crash 1 IoCs
pid pid_target Process procid_target 2100 2500 WerFault.exe 27 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2168 RegSvcs.exe 2168 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2168 RegSvcs.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2500 wrote to memory of 2168 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 28 PID 2500 wrote to memory of 2168 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 28 PID 2500 wrote to memory of 2168 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 28 PID 2500 wrote to memory of 2168 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 28 PID 2500 wrote to memory of 2168 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 28 PID 2500 wrote to memory of 2168 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 28 PID 2500 wrote to memory of 2168 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 28 PID 2500 wrote to memory of 2168 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 28 PID 2500 wrote to memory of 2100 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 29 PID 2500 wrote to memory of 2100 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 29 PID 2500 wrote to memory of 2100 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 29 PID 2500 wrote to memory of 2100 2500 b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe"C:\Users\Admin\AppData\Local\Temp\b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2500 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\b3df1390c298d38d58f43569a1a0cb95cf1ed7450d02eadbdab1524abeb7484c.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2168
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2500 -s 3002⤵
- Program crash
PID:2100
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