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Resubmissions
07/04/2024, 09:24 UTC
240407-ldfr1sab77 10Analysis
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max time kernel
91s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
07/04/2024, 09:24 UTC
Static task
static1
Behavioral task
behavioral1
Sample
6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.exe
Resource
win10v2004-20231215-en
General
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Target
6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2.exe
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Size
919KB
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MD5
40f2238875fcbd2a92cfefc4846a15a8
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SHA1
06dce6a5df6ee0099602863a47e2cdeea4e34764
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SHA256
6cc510a772d7718c95216eb56a84a96201241b264755f28875e685f06e95e1a2
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SHA512
8ab1a2124a67e91a4e1842b5f600f977d3d72d398b64ee690c297a04b733e60e01fe4383a1fdf25bb412bc1294d69c5402bd60159c3125bdfb709d024c8e04b8
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SSDEEP
24576:ID7x8JDwepWTu/g6YvOkAT5OdAP6tfKf2J9lb:Ifx8JDwepWaOvOkANOdS6BT9V
Malware Config
Extracted
F:\$RECYCLE.BIN\GET_YOUR_FILES_BACK.txt
avoslocker
http://avosjon4pfh3y7ew3jdwz6ofw7lljcxlbk7hcxxmnxlh5kvf2akcqjad.onion
http://avosqxh72b5ia23dl5fgwcpndkctuzqvh2iefk5imp3pi5gfhel5klad.onion
Signatures
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Avoslocker Ransomware
Avoslocker is a relatively new ransomware, that was observed in late June and early July, 2021.
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Renames multiple (174) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
Processes
Network
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Remote address:8.8.8.8:53Request209.205.72.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request240.197.17.2.in-addr.arpaIN PTRResponse240.197.17.2.in-addr.arpaIN PTRa2-17-197-240deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request95.221.229.192.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request138.32.126.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request232.168.11.51.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request159.113.53.23.in-addr.arpaIN PTRResponse159.113.53.23.in-addr.arpaIN PTRa23-53-113-159deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request157.123.68.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request206.23.85.13.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request65.139.73.23.in-addr.arpaIN PTRResponse65.139.73.23.in-addr.arpaIN PTRa23-73-139-65deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request172.210.232.199.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request14.227.111.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request216.203.100.95.in-addr.arpaIN PTRResponse216.203.100.95.in-addr.arpaIN PTRa95-100-203-216deploystaticakamaitechnologiescom
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72 B 158 B 1 1
DNS Request
209.205.72.20.in-addr.arpa
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71 B 135 B 1 1
DNS Request
240.197.17.2.in-addr.arpa
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73 B 144 B 1 1
DNS Request
95.221.229.192.in-addr.arpa
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72 B 158 B 1 1
DNS Request
138.32.126.40.in-addr.arpa
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72 B 158 B 1 1
DNS Request
232.168.11.51.in-addr.arpa
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72 B 137 B 1 1
DNS Request
159.113.53.23.in-addr.arpa
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72 B 146 B 1 1
DNS Request
157.123.68.40.in-addr.arpa
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71 B 145 B 1 1
DNS Request
206.23.85.13.in-addr.arpa
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71 B 135 B 1 1
DNS Request
65.139.73.23.in-addr.arpa
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74 B 128 B 1 1
DNS Request
172.210.232.199.in-addr.arpa
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72 B 158 B 1 1
DNS Request
14.227.111.52.in-addr.arpa
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73 B 139 B 1 1
DNS Request
216.203.100.95.in-addr.arpa
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
1KB
MD5651c844ad8ffea0473fc70cc13ff2e47
SHA1f904db3a0e77df893d39cb41fe4297589db82459
SHA256f55ec710e56442344196f3612207118d89f877a79a6f8028db520631ace0fa0b
SHA51291ca8247d673d8381ca5edc394e86956844218ae291e20480817a5a93ae6e4573af419e3d571815030a375de16e85fd5ec7693331aa6753fe07b88e15701fcae