General
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Target
6b20857125a5cc6c725c639928695fd8def531621b02cfcbc9b299f94b98f1d6
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Size
156KB
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Sample
240923-ymdegazanm
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MD5
197bb399bad7cbc8eb879a933921ac5a
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SHA1
341caa5d5cdd17714bac347be0e73bfbae5c5e9e
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SHA256
6b20857125a5cc6c725c639928695fd8def531621b02cfcbc9b299f94b98f1d6
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SHA512
a430f6e599c879484a094390b07bfaf883b69fb012969244f22028edf55c9c684bae908f4e255a689d9d975ec126e3051539494ec6dd69d38ffe1827dee05eab
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SSDEEP
3072:NDDDDDDDDDDDDDDDDDDDE45d/t6sVkgZqltP3368xDX8MYo35szDeW:v5d/zugZqll3dDX8MLJgD
Behavioral task
behavioral1
Sample
6b20857125a5cc6c725c639928695fd8def531621b02cfcbc9b299f94b98f1d6.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
6b20857125a5cc6c725c639928695fd8def531621b02cfcbc9b299f94b98f1d6.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
C:\Users\AEaS2Fd3k.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://lockbitb42tkml3ipianjbs6e33vhcshb7oxm2stubfvdzn3y2yqgbad.onion
http://lockbit5eevg7vec4vwwtzgkl4kulap6oxbic2ye4mnmlq6njnpc47qd.onion
http://lockbit74beza5z3e3so7qmjnvlgoemscp7wtp33xo7xv7f7xtlqbkqd.onion
http://lockbit75naln4yj44rg6ez6vjmdcrt7up4kxmmmuvilcg4ak3zihxid.onion
http://lockbit7a2g6ve7etbcy6iyizjnuleffz4szgmxaawcbfauluavi5jqd.onion
http://lockbitaa46gwjck2xzmi2xops6x4x3aqn6ez7yntitero2k7ae6yoyd.onion
http://lockbitcuo23q7qrymbk6dsp2sadltspjvjxgcyp4elbnbr6tcnwq7qd.onion
Extracted
C:\Users\AEaS2Fd3k.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://lockbitb42tkml3ipianjbs6e33vhcshb7oxm2stubfvdzn3y2yqgbad.onion
http://lockbit5eevg7vec4vwwtzgkl4kulap6oxbic2ye4mnmlq6njnpc47qd.onion
http://lockbit74beza5z3e3so7qmjnvlgoemscp7wtp33xo7xv7f7xtlqbkqd.onion
http://lockbit75naln4yj44rg6ez6vjmdcrt7up4kxmmmuvilcg4ak3zihxid.onion
http://lockbit7a2g6ve7etbcy6iyizjnuleffz4szgmxaawcbfauluavi5jqd.onion
http://lockbitaa46gwjck2xzmi2xops6x4x3aqn6ez7yntitero2k7ae6yoyd.onion
http://lockbitcuo23q7qrymbk6dsp2sadltspjvjxgcyp4elbnbr6tcnwq7qd.onion
Targets
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Target
6b20857125a5cc6c725c639928695fd8def531621b02cfcbc9b299f94b98f1d6
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Size
156KB
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MD5
197bb399bad7cbc8eb879a933921ac5a
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SHA1
341caa5d5cdd17714bac347be0e73bfbae5c5e9e
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SHA256
6b20857125a5cc6c725c639928695fd8def531621b02cfcbc9b299f94b98f1d6
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SHA512
a430f6e599c879484a094390b07bfaf883b69fb012969244f22028edf55c9c684bae908f4e255a689d9d975ec126e3051539494ec6dd69d38ffe1827dee05eab
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SSDEEP
3072:NDDDDDDDDDDDDDDDDDDDE45d/t6sVkgZqltP3368xDX8MYo35szDeW:v5d/zugZqll3dDX8MLJgD
Score10/10-
Renames multiple (154) 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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