General
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Target
1d7051ad6ad4f278e54651e289fb01c034261bdb3e366ccea8c55fa834979118.zip
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Size
320KB
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Sample
240402-mn51bsfg65
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MD5
aa83074ad976844c9437ee614d75d056
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SHA1
ae9abe9d238a5b42540808b7b96046fa4e43163f
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SHA256
7878cf70c5dd089c1ba2cebb2d76b16b4e2a21e3fe8241f06d1e360f037c3cff
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SHA512
0e5295971fb3f82a0ab3c856f2f7e047fa0227e1081a65ef45cd8dd307e48b14daea43b7a7d75022ce044b470ae54c0e6d5c84f7724c3ec900cb9bc87d7d9546
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SSDEEP
6144:Ssru/8YpaMv89fLuCaIFdbakESdqVtVaKXU2iYpe5h+z3l5E1fsdLGFQ1J7wrud:L6/8EaMv6L4IFdblEIqVtZUXYpPVC1sD
Behavioral task
behavioral1
Sample
ab.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ab.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
C:\Users\Admin\Desktop\jBfcT_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Extracted
C:\Users\Admin\Documents\jBfcT_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Extracted
C:\Users\Admin\Music\jBfcT_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Extracted
C:\Users\Admin\Desktop\4sU1n_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Targets
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Target
ab.bin
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Size
775KB
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MD5
0b486fe0503524cfe4726a4022fa6a68
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SHA1
297dea71d489768ce45d23b0f8a45424b469ab00
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SHA256
1228d0f04f0ba82569fc1c0609f9fd6c377a91b9ea44c1e7f9f84b2b90552da2
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SHA512
f4273ca5cc3a9360af67f4b4ee0bf067cf218c5dc8caeafbfa1b809715effe742f2e1f54e4fe9ec8d4b8e3ae697d57f91c2b49bdf203648508d75d4a76f53619
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SSDEEP
24576:TCs99+OXLpMePfI8TgmBTCDqEbOpPtpFhyxfq:5GOXLpMePfzVTCD7gPtLhSfq
Score10/10-
Avaddon
Ransomware-as-a-service first released in June 2020 and currently expanding its userbase among criminal actors.
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Avaddon payload
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Renames multiple (183) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Executes dropped EXE
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Drops desktop.ini file(s)
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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MITRE ATT&CK Matrix ATT&CK v13
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Indicator Removal
2File Deletion
2