General
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Target
4AB92989A8709A31EDB4ECBFFD8E0AD5.exe
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Size
3.8MB
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Sample
210527-xawljjs1mj
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MD5
4ab92989a8709a31edb4ecbffd8e0ad5
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SHA1
7a7f62356a67071b0943686b57232c13289fd075
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SHA256
e7c3cea59ec83faa8886c1a5d0b0eabd00cf68ae8491ad6a985f3b6e422c0d19
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SHA512
b92b9a4953baa29b095ffa4789fe825aa71e2de82d73999a3f010a3fe03c509ce28412f3ac18081c2ce8fa2e08e1cebda2e0d14c4f38b515fd0c3a967e54f57c
Static task
static1
Behavioral task
behavioral1
Sample
4AB92989A8709A31EDB4ECBFFD8E0AD5.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
4AB92989A8709A31EDB4ECBFFD8E0AD5.exe
Resource
win10v20210410
Malware Config
Extracted
smokeloader
2020
http://khaleelahmed.com/upload/
http://twvickiassociation.com/upload/
http://www20833.com/upload/
http://cocinasintonterias.com/upload/
http://masaofukunaga.com/upload/
http://gnckids.com/upload/
Extracted
raccoon
74452b5cbc58563477e4a9e149f2093398530bbd
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url4cnc
https://tttttt.me/johnyes13
Targets
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Target
4AB92989A8709A31EDB4ECBFFD8E0AD5.exe
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Size
3.8MB
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MD5
4ab92989a8709a31edb4ecbffd8e0ad5
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SHA1
7a7f62356a67071b0943686b57232c13289fd075
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SHA256
e7c3cea59ec83faa8886c1a5d0b0eabd00cf68ae8491ad6a985f3b6e422c0d19
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SHA512
b92b9a4953baa29b095ffa4789fe825aa71e2de82d73999a3f010a3fe03c509ce28412f3ac18081c2ce8fa2e08e1cebda2e0d14c4f38b515fd0c3a967e54f57c
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload
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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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Drops startup file
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Loads dropped DLL
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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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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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