Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
24/12/2023, 22:23
Static task
static1
Behavioral task
behavioral1
Sample
157129b0c7406fabd854ad47ec9f9dcb.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
157129b0c7406fabd854ad47ec9f9dcb.exe
Resource
win10v2004-20231222-en
General
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Target
157129b0c7406fabd854ad47ec9f9dcb.exe
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Size
321KB
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MD5
157129b0c7406fabd854ad47ec9f9dcb
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SHA1
78e2ad3d031c0578c4fa79193a2fc1fc37f05d84
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SHA256
1df092429106169d98c1c3bd918900295a2e9558d875cea936f4d3b9f69760de
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SHA512
6e8be79650ccfbcf42ba87ae38cd40e2fa118a65f7031e537aca9964d0ff0779959f1aa6dc0c3e2f6a8364086703cc1f45dcefe4fcf44dc2926fdf78fbc4d88c
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SSDEEP
6144:4vetkcunIg36lBrAJ4zw4MN6BT/rGVL62IxobVV2gpr3:4veC3I2WpAazHzTg7bmU
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot1850887036:AAH6KBVsKQqY803XMNw1ISD7pOs58OpZSho/sendDocument
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
resource yara_rule behavioral1/memory/2320-3-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2320-5-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2320-7-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2152 set thread context of 2320 2152 157129b0c7406fabd854ad47ec9f9dcb.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2320 MSBuild.exe 2320 MSBuild.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2152 157129b0c7406fabd854ad47ec9f9dcb.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2320 MSBuild.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2152 wrote to memory of 2320 2152 157129b0c7406fabd854ad47ec9f9dcb.exe 28 PID 2152 wrote to memory of 2320 2152 157129b0c7406fabd854ad47ec9f9dcb.exe 28 PID 2152 wrote to memory of 2320 2152 157129b0c7406fabd854ad47ec9f9dcb.exe 28 PID 2152 wrote to memory of 2320 2152 157129b0c7406fabd854ad47ec9f9dcb.exe 28 PID 2152 wrote to memory of 2320 2152 157129b0c7406fabd854ad47ec9f9dcb.exe 28 PID 2320 wrote to memory of 2692 2320 MSBuild.exe 29 PID 2320 wrote to memory of 2692 2320 MSBuild.exe 29 PID 2320 wrote to memory of 2692 2320 MSBuild.exe 29 PID 2320 wrote to memory of 2692 2320 MSBuild.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\157129b0c7406fabd854ad47ec9f9dcb.exe"C:\Users\Admin\AppData\Local\Temp\157129b0c7406fabd854ad47ec9f9dcb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2152 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"C:\Users\Admin\AppData\Local\Temp\157129b0c7406fabd854ad47ec9f9dcb.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 5163⤵PID:2692
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