General
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Target
b4cb97aec83d17505da5864b82a94d108d82977b691b62d1f87d4775ac3abe4f
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Size
145KB
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Sample
231011-lxg47afc21
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MD5
e5b2644056c7ae79646eea01e4e8f3de
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SHA1
e1a533b5fad06a04f9b1826093d29f3585c48dd9
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SHA256
03ceda4f76f9cf8bca600b34a4efdb2270e1dfec1a0ec158ee6304b7d9f2ee06
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SHA512
3503037b5f1965f5cc28b484b8b48c815a28ded19188282705d7cc5b61fa92ec42da25e69df972a83bd46486d2e45974e22a4b65799432fad7b28ee06188ad8e
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SSDEEP
3072:sUGGwj/C5eFmhhLb0xiwsEDTbyjTlrLmMDq:NoqLhhLb04JE3b+rLDq
Static task
static1
Behavioral task
behavioral1
Sample
b4cb97aec83d17505da5864b82a94d108d82977b691b62d1f87d4775ac3abe4f.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
b4cb97aec83d17505da5864b82a94d108d82977b691b62d1f87d4775ac3abe4f.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
pixelscloud
85.209.176.171:80
Extracted
redline
@ytlogsbot
185.216.70.238:37515
Extracted
redline
breha
77.91.124.55:19071
Extracted
redline
kukish
77.91.124.55:19071
Targets
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Target
b4cb97aec83d17505da5864b82a94d108d82977b691b62d1f87d4775ac3abe4f
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Size
240KB
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MD5
466514b13b3123e0bd95d88ac4f7472e
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SHA1
881e0bc510808df2952f9dcfaa1c22864b8989c5
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SHA256
b4cb97aec83d17505da5864b82a94d108d82977b691b62d1f87d4775ac3abe4f
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SHA512
b202478962355655ffdb5940a4328e1e6891e6cd8beaa52953c46f215914a256e6520ac8d4ce1a296872abecf43031d8dd6f581e674739c19ad933288305d6e4
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SSDEEP
6144:1tDvIPv30odEtjuC+9VbzAOhVf0/cEGGBeNaJF4S:1m330sfzjVc/cJGAkF4S
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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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Suspicious use of NtCreateUserProcessOtherParentProcess
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Downloads MZ/PE file
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Drops file in Drivers directory
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Stops running service(s)
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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
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
3Disable or Modify Tools
2Modify Registry
4Scripting
1