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General
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Target
2024-08-03_b4373babe6adc1f37cf4c0ea4e8c3633_darkside
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Size
156KB
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Sample
240803-q1f4hszbrd
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MD5
b4373babe6adc1f37cf4c0ea4e8c3633
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SHA1
6c843ec38c70c7f58109108cab4ab998c9d039ed
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SHA256
df9f2257213ba558c371752312f007084ca537a693be020d01202ca995fd1ce6
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SHA512
438f84a8aa27720dc5732683e840b69165139d0191cfd4f46cb61a511886baa02ec5e64eb3adac8bb197232f26066f2ccbad27c2429e880942fa8287eb3615d0
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SSDEEP
3072:KDDDDDDDDDDDDDDDDDDDE45d/t6sVkgZqltP3368/n5BaKkP9Y20+WEJ9W:M5d/zugZqll3tBa1E/E
Behavioral task
behavioral1
Sample
2024-08-03_b4373babe6adc1f37cf4c0ea4e8c3633_darkside.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
2024-08-03_b4373babe6adc1f37cf4c0ea4e8c3633_darkside.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
C:\Users\rf9xIIM0o.README.txt
http://lockbit3753ekiocyo5epmpy6klmejchjtzddoekjlnt6mu3qh4de2id.onion/
http://lockbit3g3ohd3katajf6zaehxz4h4cnhmz5t735zpltywhwpc6oy3id.onion/
http://lockbit3olp7oetlc4tl5zydnoluphh7fvdt5oa6arcp2757r7xkutid.onion/
http://lockbit435xk3ki62yun7z5nhwz6jyjdp2c64j5vge536if2eny3gtid.onion/
http://lockbit4lahhluquhoka3t4spqym2m3dhe66d6lr337glmnlgg2nndad.onion/
http://lockbit6knrauo3qafoksvl742vieqbujxw7rd6ofzdtapjb4rrawqad.onion/
http://lockbit7ouvrsdgtojeoj5hvu6bljqtghitekwpdy3b6y62ixtsu5jqd.onion/
https://twitter.com/hashtag/lockbit?f=live
http://lockbit7a2g6ve7etbcy6iyizjnuleffz4szgmxaawcbfauluavi5jqd.onion
http://lockbit5eevg7vec4vwwtzgkl4kulap6oxbic2ye4mnmlq6njnpc47qd.onion
http://lockbit74beza5z3e3so7qmjnvlgoemscp7wtp33xo7xv7f7xtlqbkqd.onion
http://lockbit75naln4yj44rg6ez6vjmdcrt7up4kxmmmuvilcg4ak3zihxid.onion
http://lockbitaa46gwjck2xzmi2xops6x4x3aqn6ez7yntitero2k7ae6yoyd.onion
http://lockbitb42tkml3ipianjbs6e33vhcshb7oxm2stubfvdzn3y2yqgbad.onion
http://lockbitcuo23q7qrymbk6dsp2sadltspjvjxgcyp4elbnbr6tcnwq7qd.onion
Extracted
C:\Users\rf9xIIM0o.README.txt
http://lockbit3753ekiocyo5epmpy6klmejchjtzddoekjlnt6mu3qh4de2id.onion/
http://lockbit3g3ohd3katajf6zaehxz4h4cnhmz5t735zpltywhwpc6oy3id.onion/
http://lockbit3olp7oetlc4tl5zydnoluphh7fvdt5oa6arcp2757r7xkutid.onion/
http://lockbit435xk3ki62yun7z5nhwz6jyjdp2c64j5vge536if2eny3gtid.onion/
http://lockbit4lahhluquhoka3t4spqym2m3dhe66d6lr337glmnlgg2nndad.onion/
http://lockbit6knrauo3qafoksvl742vieqbujxw7rd6ofzdtapjb4rrawqad.onion/
http://lockbit7ouvrsdgtojeoj5hvu6bljqtghitekwpdy3b6y62ixtsu5jqd.onion/
https://twitter.com/hashtag/lockbit?f=live
http://lockbit7a2g6ve7etbcy6iyizjnuleffz4szgmxaawcbfauluavi5jqd.onion
http://lockbit5eevg7vec4vwwtzgkl4kulap6oxbic2ye4mnmlq6njnpc47qd.onion
http://lockbit74beza5z3e3so7qmjnvlgoemscp7wtp33xo7xv7f7xtlqbkqd.onion
http://lockbit75naln4yj44rg6ez6vjmdcrt7up4kxmmmuvilcg4ak3zihxid.onion
http://lockbitaa46gwjck2xzmi2xops6x4x3aqn6ez7yntitero2k7ae6yoyd.onion
http://lockbitb42tkml3ipianjbs6e33vhcshb7oxm2stubfvdzn3y2yqgbad.onion
http://lockbitcuo23q7qrymbk6dsp2sadltspjvjxgcyp4elbnbr6tcnwq7qd.onion
Targets
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Target
2024-08-03_b4373babe6adc1f37cf4c0ea4e8c3633_darkside
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Size
156KB
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MD5
b4373babe6adc1f37cf4c0ea4e8c3633
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SHA1
6c843ec38c70c7f58109108cab4ab998c9d039ed
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SHA256
df9f2257213ba558c371752312f007084ca537a693be020d01202ca995fd1ce6
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SHA512
438f84a8aa27720dc5732683e840b69165139d0191cfd4f46cb61a511886baa02ec5e64eb3adac8bb197232f26066f2ccbad27c2429e880942fa8287eb3615d0
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SSDEEP
3072:KDDDDDDDDDDDDDDDDDDDE45d/t6sVkgZqltP3368/n5BaKkP9Y20+WEJ9W:M5d/zugZqll3tBa1E/E
Score10/10-
Renames multiple (162) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Drops desktop.ini file(s)
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Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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