General
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Target
bc8c6906dde095ccd54ef7b7dfa687ba82f3c3734e3d5c411633c85e1b1ee486
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Size
933KB
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Sample
231012-aj1htsfb59
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MD5
62c085bdc0c4b13146e4158a86a3b0e4
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SHA1
3edbf0dde919e5fb4f0336d94271701f0069f9a4
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SHA256
bc8c6906dde095ccd54ef7b7dfa687ba82f3c3734e3d5c411633c85e1b1ee486
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SHA512
a844945b2469a0e794dad83bf3c7a3c63195a71eaafeb3b1953d3f9449fd5c7ae1675e3bfa325db0eaaf72b13d8fa5e43f7a487a2d83eec2e5d40f0ea1271e22
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SSDEEP
24576:RynDt0VnSAJwMU6fV+v4TDMDTTQYcjHxPO5B5:EqVn1JwuvaPlcbVIB
Static task
static1
Behavioral task
behavioral1
Sample
bc8c6906dde095ccd54ef7b7dfa687ba82f3c3734e3d5c411633c85e1b1ee486.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
bc8c6906dde095ccd54ef7b7dfa687ba82f3c3734e3d5c411633c85e1b1ee486.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
redline
nanya
77.91.124.82:19071
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auth_value
640aa5afe54f566d8795f0dc723f8b52
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
breha
77.91.124.55:19071
Extracted
amadey
3.83
http://5.42.65.80/8bmeVwqx/index.php
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install_dir
207aa4515d
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install_file
oneetx.exe
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strings_key
3e634dd0840c68ae2ced83c2be7bf0d4
Extracted
redline
pixelscloud
85.209.176.171:80
Extracted
redline
@ytlogsbot
185.216.70.238:37515
Extracted
redline
kukish
77.91.124.55:19071
Targets
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Target
bc8c6906dde095ccd54ef7b7dfa687ba82f3c3734e3d5c411633c85e1b1ee486
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Size
933KB
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MD5
62c085bdc0c4b13146e4158a86a3b0e4
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SHA1
3edbf0dde919e5fb4f0336d94271701f0069f9a4
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SHA256
bc8c6906dde095ccd54ef7b7dfa687ba82f3c3734e3d5c411633c85e1b1ee486
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SHA512
a844945b2469a0e794dad83bf3c7a3c63195a71eaafeb3b1953d3f9449fd5c7ae1675e3bfa325db0eaaf72b13d8fa5e43f7a487a2d83eec2e5d40f0ea1271e22
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SSDEEP
24576:RynDt0VnSAJwMU6fV+v4TDMDTTQYcjHxPO5B5:EqVn1JwuvaPlcbVIB
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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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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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SectopRAT payload
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Downloads MZ/PE file
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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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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
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
3Scripting
1