General
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Target
file.exe
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Size
521KB
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Sample
221022-wr1pfsedgq
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MD5
5fe1f92b221d98a8504139a2792265f8
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SHA1
5faf25f3ee80a45b85f4d1fb971ab9cfd1ff174d
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SHA256
2fcbef2bf5b78f4e5205397a80b7f393762d78331166930b682dde2da4a16858
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SHA512
b40a7cb1cfd119883e3ae5126b50a73641f184daa49eddc620728a1a2c8e4b5c2e6154bad5a0b6faf053c8049144208ffe4e209611df94e995489b9257ff362d
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SSDEEP
12288:kQi3ceLI4OjuBxPnk6tnq6m6URA3Phmyawo+sdsikeEDmBlyZC3:kQiF7nphh/8+sdkvmOQ3
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
Malware Config
Extracted
nymaim
45.139.105.171
85.31.46.167
Extracted
socelars
https://hdbywe.s3.us-west-2.amazonaws.com/sadew1013/
Targets
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Target
file.exe
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Size
521KB
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MD5
5fe1f92b221d98a8504139a2792265f8
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SHA1
5faf25f3ee80a45b85f4d1fb971ab9cfd1ff174d
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SHA256
2fcbef2bf5b78f4e5205397a80b7f393762d78331166930b682dde2da4a16858
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SHA512
b40a7cb1cfd119883e3ae5126b50a73641f184daa49eddc620728a1a2c8e4b5c2e6154bad5a0b6faf053c8049144208ffe4e209611df94e995489b9257ff362d
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SSDEEP
12288:kQi3ceLI4OjuBxPnk6tnq6m6URA3Phmyawo+sdsikeEDmBlyZC3:kQiF7nphh/8+sdkvmOQ3
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Detects Smokeloader packer
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Socelars payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Checks for common network interception software
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Downloads MZ/PE file
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Drops file in Drivers directory
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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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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Adds Run key to start application
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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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