General
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Target
Rev Cont CD20(3) SC# IDM392(20) SC# - DRB.exe
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Size
598KB
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Sample
200707-ez5a84tb4e
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MD5
21d3d4a548696aac6bbe682a8e745213
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SHA1
58ead3fe064635fe331fb5d6788a9b27f2ddcf74
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SHA256
1a74ccf719aa43c97835fd2bd03de4c85d4d4eaad56482b8d4d70e3f8beac769
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SHA512
63ec84ab4754a26659f83e26e38921074f19a38a7d23e41d15d4f159c5cf2d37395e946b57c4a4462abfea44f78cc2dc0155adbece076e40ce445f0ecf0de38b
Static task
static1
Behavioral task
behavioral1
Sample
Rev Cont CD20(3) SC# IDM392(20) SC# - DRB.exe
Resource
win7
Behavioral task
behavioral2
Sample
Rev Cont CD20(3) SC# IDM392(20) SC# - DRB.exe
Resource
win10
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
retailevaluations.com - Port:
587 - Username:
[email protected] - Password:
Jesusislord10
Targets
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Target
Rev Cont CD20(3) SC# IDM392(20) SC# - DRB.exe
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Size
598KB
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MD5
21d3d4a548696aac6bbe682a8e745213
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SHA1
58ead3fe064635fe331fb5d6788a9b27f2ddcf74
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SHA256
1a74ccf719aa43c97835fd2bd03de4c85d4d4eaad56482b8d4d70e3f8beac769
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SHA512
63ec84ab4754a26659f83e26e38921074f19a38a7d23e41d15d4f159c5cf2d37395e946b57c4a4462abfea44f78cc2dc0155adbece076e40ce445f0ecf0de38b
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload
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Looks for VirtualBox Guest Additions in registry
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Looks for VMWare Tools registry key
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Reads data files stored by FTP clients
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients
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
Infostealers often target stored browser data, which can include saved credentials etc.
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext
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