General
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Target
a0398eaee184bdd5da2ded03fd02e598.exe
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Size
3MB
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Sample
210626-eh89erhnme
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MD5
a0398eaee184bdd5da2ded03fd02e598
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SHA1
46141e70b28544d6c3cccca56e35a52f3cb4671d
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SHA256
afdbdff7a2510b208b5ebc47ac621ff14a15aa5673ed6cdf7f7f0f8ad4c1e1fb
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SHA512
6ce539db52dba2fc08c40db1278f9138cb1fef758b1efc2057ed19338523a5c8013ed2f99b109c10e8bbb6b3b4d782a93086afd3cdf401bb58548aa2e12ec314
Static task
static1
Behavioral task
behavioral1
Sample
a0398eaee184bdd5da2ded03fd02e598.exe
Resource
win7v20210410
Malware Config
Extracted
vidar
39.4
890
https://sergeevih43.tumblr.com
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profile_id
890
Extracted
smokeloader
2020
http://ppcspb.com/upload/
http://mebbing.com/upload/
http://twcamel.com/upload/
http://howdycash.com/upload/
http://lahuertasonora.com/upload/
http://kpotiques.com/upload/
Targets
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Target
a0398eaee184bdd5da2ded03fd02e598.exe
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Size
3MB
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MD5
a0398eaee184bdd5da2ded03fd02e598
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SHA1
46141e70b28544d6c3cccca56e35a52f3cb4671d
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SHA256
afdbdff7a2510b208b5ebc47ac621ff14a15aa5673ed6cdf7f7f0f8ad4c1e1fb
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SHA512
6ce539db52dba2fc08c40db1278f9138cb1fef758b1efc2057ed19338523a5c8013ed2f99b109c10e8bbb6b3b4d782a93086afd3cdf401bb58548aa2e12ec314
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Vidar Stealer
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Downloads MZ/PE file
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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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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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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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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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autoit_exe
AutoIT scripts compiled to PE executables.
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