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Analysis
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max time kernel
148s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22/05/2024, 05:12 UTC
Static task
static1
Behavioral task
behavioral1
Sample
2024052132e0e640b5323f6a9f97acd66a2114a6cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024052132e0e640b5323f6a9f97acd66a2114a6cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024052132e0e640b5323f6a9f97acd66a2114a6cryptolocker.exe
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Size
86KB
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MD5
32e0e640b5323f6a9f97acd66a2114a6
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SHA1
7b53993df6c8e1b751e20567379def9c41b85cf3
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SHA256
af8d67e28483b93b9de6b858c2b993a751d462fa893e24d603754c730987205b
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SHA512
8f8cf238172cb3940e178eaacd25c5719e196e86848f5c84c42af84f3f6c2f48e48246023a57a78cf38db75d185135bb18b75f6279012a22b18a9fafb912150a
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SSDEEP
1536:V6QFElP6n+gMQMOtEvwDpjyaLccVNl6a4:V6a+pOtEvwDpjvpM
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation 2024052132e0e640b5323f6a9f97acd66a2114a6cryptolocker.exe -
Executes dropped EXE 1 IoCs
pid Process 4816 asih.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3056 wrote to memory of 4816 3056 2024052132e0e640b5323f6a9f97acd66a2114a6cryptolocker.exe 90 PID 3056 wrote to memory of 4816 3056 2024052132e0e640b5323f6a9f97acd66a2114a6cryptolocker.exe 90 PID 3056 wrote to memory of 4816 3056 2024052132e0e640b5323f6a9f97acd66a2114a6cryptolocker.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\2024052132e0e640b5323f6a9f97acd66a2114a6cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024052132e0e640b5323f6a9f97acd66a2114a6cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3056 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
PID:4816
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3940,i,15142778360084620907,1763097090506261076,262144 --variations-seed-version --mojo-platform-channel-handle=4360 /prefetch:81⤵PID:1504
Network
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Remote address:8.8.8.8:53Request133.211.185.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Requestemrlogistics.comIN AResponseemrlogistics.comIN CNAMEtraff-3.hugedomains.comtraff-3.hugedomains.comIN CNAMEhdr-nlb4-0bbd2e21834cb637.elb.us-east-2.amazonaws.comhdr-nlb4-0bbd2e21834cb637.elb.us-east-2.amazonaws.comIN A3.19.116.195hdr-nlb4-0bbd2e21834cb637.elb.us-east-2.amazonaws.comIN A3.18.7.81
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Remote address:8.8.8.8:53Request68.32.126.40.in-addr.arpaIN PTRResponse
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GEThttps://www.bing.com/th?id=OADD2.10239359720591_10PHTLBML42K6TRZO&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=24&h=24&dynsize=1&qlt=90Remote address:23.62.61.194:443RequestGET /th?id=OADD2.10239359720591_10PHTLBML42K6TRZO&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=24&h=24&dynsize=1&qlt=90 HTTP/2.0
host: www.bing.com
accept: */*
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
ResponseHTTP/2.0 200
content-type: image/png
access-control-allow-origin: *
access-control-allow-headers: *
access-control-allow-methods: GET, POST, OPTIONS
timing-allow-origin: *
report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QWthbWFp"}]}
nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
content-length: 1107
date: Wed, 22 May 2024 05:13:06 GMT
alt-svc: h3=":443"; ma=93600
x-cdn-traceid: 0.be3d3e17.1716354786.101e29b3
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Remote address:8.8.8.8:53Request194.61.62.23.in-addr.arpaIN PTRResponse194.61.62.23.in-addr.arpaIN PTRa23-62-61-194deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request183.59.114.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request198.187.3.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request23.236.111.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request55.36.223.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request82.90.14.23.in-addr.arpaIN PTRResponse82.90.14.23.in-addr.arpaIN PTRa23-14-90-82deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Requesttse1.mm.bing.netIN AResponsetse1.mm.bing.netIN CNAMEmm-mm.bing.net.trafficmanager.netmm-mm.bing.net.trafficmanager.netIN CNAMEdual-a-0001.a-msedge.netdual-a-0001.a-msedge.netIN A204.79.197.200dual-a-0001.a-msedge.netIN A13.107.21.200
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GEThttps://tse1.mm.bing.net/th?id=OADD2.10239360931609_1JAA48IJSET6WWQHH&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90Remote address:204.79.197.200:443RequestGET /th?id=OADD2.10239360931609_1JAA48IJSET6WWQHH&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90 HTTP/2.0
host: tse1.mm.bing.net
accept: */*
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
ResponseHTTP/2.0 200
content-length: 627437
content-type: image/jpeg
x-cache: TCP_HIT
access-control-allow-origin: *
access-control-allow-headers: *
access-control-allow-methods: GET, POST, OPTIONS
timing-allow-origin: *
report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: 957B71FCBD1B4DB1856783D070487A2D Ref B: LON04EDGE1218 Ref C: 2024-05-22T05:14:43Z
date: Wed, 22 May 2024 05:14:43 GMT
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GEThttps://tse1.mm.bing.net/th?id=OADD2.10239360931610_110BPTPDN41GIXK2B&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90Remote address:204.79.197.200:443RequestGET /th?id=OADD2.10239360931610_110BPTPDN41GIXK2B&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90 HTTP/2.0
host: tse1.mm.bing.net
accept: */*
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
ResponseHTTP/2.0 200
content-length: 415458
content-type: image/jpeg
x-cache: TCP_HIT
access-control-allow-origin: *
access-control-allow-headers: *
access-control-allow-methods: GET, POST, OPTIONS
timing-allow-origin: *
report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: 2AACD61C002E41B59C3C4228DB31A950 Ref B: LON04EDGE1218 Ref C: 2024-05-22T05:14:43Z
date: Wed, 22 May 2024 05:14:43 GMT
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GEThttps://tse1.mm.bing.net/th?id=OADD2.10239340783938_154JBSOQL12JS43YR&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90Remote address:204.79.197.200:443RequestGET /th?id=OADD2.10239340783938_154JBSOQL12JS43YR&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90 HTTP/2.0
host: tse1.mm.bing.net
accept: */*
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
ResponseHTTP/2.0 200
content-length: 430689
content-type: image/jpeg
x-cache: TCP_HIT
access-control-allow-origin: *
access-control-allow-headers: *
access-control-allow-methods: GET, POST, OPTIONS
timing-allow-origin: *
report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: 4B9762BC70594F218A645578E970EC46 Ref B: LON04EDGE1218 Ref C: 2024-05-22T05:14:43Z
date: Wed, 22 May 2024 05:14:43 GMT
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GEThttps://tse1.mm.bing.net/th?id=OADD2.10239340783939_14IT4JGOWRFC6CMW9&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90Remote address:204.79.197.200:443RequestGET /th?id=OADD2.10239340783939_14IT4JGOWRFC6CMW9&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90 HTTP/2.0
host: tse1.mm.bing.net
accept: */*
accept-encoding: gzip, deflate, br
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36 Edge/18.19041
ResponseHTTP/2.0 200
content-length: 792794
content-type: image/jpeg
x-cache: TCP_HIT
access-control-allow-origin: *
access-control-allow-headers: *
access-control-allow-methods: GET, POST, OPTIONS
timing-allow-origin: *
report-to: {"group":"network-errors","max_age":604800,"endpoints":[{"url":"https://aefd.nelreports.net/api/report?cat=bingth&ndcParam=QUZE"}]}
nel: {"report_to":"network-errors","max_age":604800,"success_fraction":0.001,"failure_fraction":1.0}
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: 3F38D01096074961BC7CC35825FAAB04 Ref B: LON04EDGE1218 Ref C: 2024-05-22T05:14:43Z
date: Wed, 22 May 2024 05:14:43 GMT
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Remote address:8.8.8.8:53Request200.197.79.204.in-addr.arpaIN PTRResponse200.197.79.204.in-addr.arpaIN PTRa-0001a-msedgenet
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260 B 5
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23.62.61.194:443https://www.bing.com/th?id=OADD2.10239359720591_10PHTLBML42K6TRZO&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=24&h=24&dynsize=1&qlt=90tls, http21.5kB 7.5kB 18 12
HTTP Request
GET https://www.bing.com/th?id=OADD2.10239359720591_10PHTLBML42K6TRZO&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=24&h=24&dynsize=1&qlt=90HTTP Response
200 -
260 B 5
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260 B 5
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260 B 5
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260 B 5
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1.2kB 8.1kB 16 13
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1.2kB 8.1kB 16 14
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204.79.197.200:443https://tse1.mm.bing.net/th?id=OADD2.10239340783939_14IT4JGOWRFC6CMW9&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90tls, http282.5kB 2.4MB 1714 1710
HTTP Request
GET https://tse1.mm.bing.net/th?id=OADD2.10239360931609_1JAA48IJSET6WWQHH&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90HTTP Request
GET https://tse1.mm.bing.net/th?id=OADD2.10239360931610_110BPTPDN41GIXK2B&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90HTTP Request
GET https://tse1.mm.bing.net/th?id=OADD2.10239340783938_154JBSOQL12JS43YR&pid=21.2&c=3&w=1080&h=1920&dynsize=1&qlt=90HTTP Request
GET https://tse1.mm.bing.net/th?id=OADD2.10239340783939_14IT4JGOWRFC6CMW9&pid=21.2&c=16&roil=0&roit=0&roir=1&roib=1&w=1920&h=1080&dynsize=1&qlt=90HTTP Response
200HTTP Response
200HTTP Response
200HTTP Response
200 -
1.2kB 8.1kB 16 14
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260 B 5
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260 B 5
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104 B 2
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73 B 147 B 1 1
DNS Request
133.211.185.52.in-addr.arpa
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62 B 192 B 1 1
DNS Request
emrlogistics.com
DNS Response
3.19.116.1953.18.7.81
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71 B 157 B 1 1
DNS Request
68.32.126.40.in-addr.arpa
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71 B 135 B 1 1
DNS Request
194.61.62.23.in-addr.arpa
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72 B 158 B 1 1
DNS Request
183.59.114.20.in-addr.arpa
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71 B 157 B 1 1
DNS Request
198.187.3.20.in-addr.arpa
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72 B 158 B 1 1
DNS Request
23.236.111.52.in-addr.arpa
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71 B 157 B 1 1
DNS Request
55.36.223.20.in-addr.arpa
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70 B 133 B 1 1
DNS Request
82.90.14.23.in-addr.arpa
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62 B 173 B 1 1
DNS Request
tse1.mm.bing.net
DNS Response
204.79.197.20013.107.21.200
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73 B 106 B 1 1
DNS Request
200.197.79.204.in-addr.arpa
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
86KB
MD5c1614cfc5b77873c7d3d447ec5db26c7
SHA1e318de08acc5a4c7e51964b945b0de0cf0634e40
SHA2569d897257650169eab18ecd2c92f238049649cf50791ece4b31ad0b7bdd305faa
SHA5127a19f8a4e8cb3663144ea93e9eb82b15f187dc747d5a95edf4afdd331c6d7715165e07277f5dcb68284825fa91ec101cf944883f5392170fbcd853e40c5eae8a