General
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Target
fc87975d2de3f039d29a5486aa16cc15a9d10a44e9240369599191849effc9bc
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Size
166KB
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Sample
231001-h6brzsah58
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MD5
2f9b86bbed1e8cfe4cc04b305b421fc3
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SHA1
f4fe66d8bf5f645fc64efdea94ed0c7840e1cd17
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SHA256
fc87975d2de3f039d29a5486aa16cc15a9d10a44e9240369599191849effc9bc
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SHA512
0519a8cd27863c54d68672e491b7c2587aea03adaea21db3e668690ed0b4da9c4d81bb1d0fe4f930cb00fb727fe39e40a0dc35c3ec34c9e14e7d17da13e78361
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SSDEEP
3072:WhqUoRum3n7A5BEAyquQ1BGw+8IPMoCxGCCERQcZzj:WhVv0+BENqZBGAlNZj
Static task
static1
Behavioral task
behavioral1
Sample
fc87975d2de3f039d29a5486aa16cc15a9d10a44e9240369599191849effc9bc.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
amadey
3.89
http://77.91.124.1/theme/index.php
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install_dir
fefffe8cea
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install_file
explothe.exe
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strings_key
36a96139c1118a354edf72b1080d4b2f
Extracted
redline
gruha
77.91.124.55:19071
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auth_value
2f4cf2e668a540e64775b27535cc6892
Extracted
redline
luska
77.91.124.55:19071
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auth_value
a6797888f51a88afbfd8854a79ac9357
Extracted
smokeloader
up3
Extracted
redline
@ytlogsbot
176.123.4.46:33783
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auth_value
295b226f1b63bcd55148625381b27b19
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Targets
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Target
fc87975d2de3f039d29a5486aa16cc15a9d10a44e9240369599191849effc9bc
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Size
166KB
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MD5
2f9b86bbed1e8cfe4cc04b305b421fc3
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SHA1
f4fe66d8bf5f645fc64efdea94ed0c7840e1cd17
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SHA256
fc87975d2de3f039d29a5486aa16cc15a9d10a44e9240369599191849effc9bc
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SHA512
0519a8cd27863c54d68672e491b7c2587aea03adaea21db3e668690ed0b4da9c4d81bb1d0fe4f930cb00fb727fe39e40a0dc35c3ec34c9e14e7d17da13e78361
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SSDEEP
3072:WhqUoRum3n7A5BEAyquQ1BGw+8IPMoCxGCCERQcZzj:WhVv0+BENqZBGAlNZj
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detects Healer an antivirus disabler dropper
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Glupteba payload
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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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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Uses the VBS compiler for execution
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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
3Scripting
1