General
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Target
45179fd28fc956620d273d4189756307a6ca686355e5106fff4480c602578b7d
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Size
345KB
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Sample
220521-dlssjsahhq
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MD5
3fe19e40ab780fc7192ce436feeb3fbc
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SHA1
515ca6e10d08f357902c5cbbc5d7d7238d508a39
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SHA256
45179fd28fc956620d273d4189756307a6ca686355e5106fff4480c602578b7d
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SHA512
059a742654b218a96fdb1f0aa678da1c7baff33141e02493cb29209c1a1ec7b9fe083c47b441ed2f0f26356858cf68c9a4f6d4a744792d45baf5416f3531f8e2
Static task
static1
Behavioral task
behavioral1
Sample
DHL_AWB #1008936572891_pdf.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
DHL_AWB #1008936572891_pdf.exe
Resource
win10v2004-20220414-en
Malware Config
Extracted
matiex
https://api.telegram.org/bot1328029504:AAGKFzQ1tJdWqJzQg7lW0DK-JgG0_8hFEEk/sendMessage?chat_id=1072388187
Targets
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Target
DHL_AWB #1008936572891_pdf.exe
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Size
1.5MB
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MD5
183595e45c54758cd9adaeb3afe302e9
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SHA1
aa4e83e6080009a5aa03e29f74ed6a5f0a0b3f3a
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SHA256
b46bd25fca309781558509bdb4f408b085d83c74e71adc5de4eeb349bc8c4c7a
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SHA512
01b868664c430433720a10929aef909355a5487b6cbc2f21d27ac143a84bf440235585934ad50bc82e0ff1c7269fcc65fb89944a7d5b0c2e0719352b1c89211c
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Matiex Main Payload
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AgentTesla Payload
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Loads dropped DLL
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Accesses Microsoft Outlook profiles
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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