General
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Target
1d7051ad6ad4f278e54651e289fb01c034261bdb3e366ccea8c55fa834979118.zip
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Size
320KB
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Sample
231119-2d9cbsdb9t
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MD5
1d51f4594ed953b670f7edebce3105ba
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SHA1
76d6c8f21fe8ae1132c67926274b089e7e5ef686
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SHA256
fc7ab3ba7e22fb5a764e863bcaa9a65a83e7a9fc54ca6e11efd82328dfe5f674
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SHA512
55c6e490219269986e719400224bb32a853123fb2fe2c7c7773bd3273128e08c3cead8872cfe59c3612b84c1693cf3b245460bdea4342f8ce2c289dddb63fc44
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SSDEEP
6144:ny3tF3Imx8eNlI2tDbDrAfARSWzlX8wfgisUfcJ06PqgJz3XgBqv:nCtF3Ik8eHvlbDuY1DgVIcm8Tf
Behavioral task
behavioral1
Sample
ab.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
ab.exe
Resource
win10v2004-20231023-en
Malware Config
Extracted
C:\Users\Admin\Desktop\3yvKtvUO_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Extracted
C:\Users\Admin\Documents\3yvKtvUO_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Extracted
C:\Users\Admin\Music\3yvKtvUO_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Extracted
C:\3yvKtvUO_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Extracted
C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\ZBwgGNYI_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Extracted
C:\Users\Admin\Music\ZBwgGNYI_readme_.txt
avaddon
http://avaddongun7rngel.onion
http://avaddonbotrxmuyl.onion
Extracted
C:\Users\Admin\Pictures\ZBwgGNYI_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 (150) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Renames multiple (206) 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 Enterprise v15
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
1Indicator Removal
2File Deletion
2Modify Registry
2