General
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Target
file_JC.exe
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Size
1.9MB
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Sample
231005-x6vmesgg74
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MD5
9599f0e80c2b0ba498a3830f6f1456ab
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SHA1
ed951eecb5a66374ebf090ad8a2d2ed1d691a850
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SHA256
5f36d9ff2ea14bf2aa8665ac0b666323ec2f8beac8f512e989930431a2580de6
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SHA512
5485db86afd9a035c9a673b90dd01868d153844897bad59b66fbd19516561611a83d901d1902a74ebd94bc4dc67cb779be95924645e9d4299c44b77ce9e24829
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SSDEEP
49152:cIsI7H2DpwaFqJbvFubnKMdl43FbcQMIN6:3d2twacJL4tlIcgN
Static task
static1
Behavioral task
behavioral1
Sample
file_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
file_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
redline
frant
77.91.124.55:19071
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
gigant
77.91.124.55:19071
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
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
@ytlogsbot
176.123.4.46:33783
Extracted
mystic
http://5.42.92.211/loghub/master
Targets
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Target
file_JC.exe
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Size
1.9MB
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MD5
9599f0e80c2b0ba498a3830f6f1456ab
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SHA1
ed951eecb5a66374ebf090ad8a2d2ed1d691a850
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SHA256
5f36d9ff2ea14bf2aa8665ac0b666323ec2f8beac8f512e989930431a2580de6
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SHA512
5485db86afd9a035c9a673b90dd01868d153844897bad59b66fbd19516561611a83d901d1902a74ebd94bc4dc67cb779be95924645e9d4299c44b77ce9e24829
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SSDEEP
49152:cIsI7H2DpwaFqJbvFubnKMdl43FbcQMIN6:3d2twacJL4tlIcgN
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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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Detect Mystic stealer payload
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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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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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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