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Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
18/01/2024, 05:15 UTC
Behavioral task
behavioral1
Sample
648f55eb3b697a2e2cda6d458e65ec38.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
648f55eb3b697a2e2cda6d458e65ec38.exe
Resource
win10v2004-20231215-en
General
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Target
648f55eb3b697a2e2cda6d458e65ec38.exe
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Size
2.9MB
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MD5
648f55eb3b697a2e2cda6d458e65ec38
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SHA1
57190c8424cf63ed73fa63d3b08ca2f70e1554ba
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SHA256
cc0aa58e9e6f25f0d0a3f7a4f6ec237f7d627dd20244f6b379908ac8ad85c74c
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SHA512
614254feb802e64ba8acb9bfd35033d8ff7c404f75ddfd2cc62f82b9788e450e9e756b3adfe13527fa7de9dc9c0bdc73a9e5694910e012327842c912a89cc0d5
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SSDEEP
49152:yfOn4yCLqm2MDmCO2E5NwVfXalP4M338dB2IBlGuuDVUsdxxjeQZwxPYRKs:z4pLql45W5yxQgg3gnl/IVUs1jePs
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 3016 648f55eb3b697a2e2cda6d458e65ec38.exe -
Executes dropped EXE 1 IoCs
pid Process 3016 648f55eb3b697a2e2cda6d458e65ec38.exe -
Loads dropped DLL 1 IoCs
pid Process 2340 648f55eb3b697a2e2cda6d458e65ec38.exe -
resource yara_rule behavioral1/memory/2340-0-0x0000000000400000-0x00000000008EF000-memory.dmp upx behavioral1/files/0x000a00000001650c-13.dat upx behavioral1/files/0x000a00000001650c-10.dat upx -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2340 648f55eb3b697a2e2cda6d458e65ec38.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2340 648f55eb3b697a2e2cda6d458e65ec38.exe 3016 648f55eb3b697a2e2cda6d458e65ec38.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2340 wrote to memory of 3016 2340 648f55eb3b697a2e2cda6d458e65ec38.exe 28 PID 2340 wrote to memory of 3016 2340 648f55eb3b697a2e2cda6d458e65ec38.exe 28 PID 2340 wrote to memory of 3016 2340 648f55eb3b697a2e2cda6d458e65ec38.exe 28 PID 2340 wrote to memory of 3016 2340 648f55eb3b697a2e2cda6d458e65ec38.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\648f55eb3b697a2e2cda6d458e65ec38.exe"C:\Users\Admin\AppData\Local\Temp\648f55eb3b697a2e2cda6d458e65ec38.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Users\Admin\AppData\Local\Temp\648f55eb3b697a2e2cda6d458e65ec38.exeC:\Users\Admin\AppData\Local\Temp\648f55eb3b697a2e2cda6d458e65ec38.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:3016
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Network
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Remote address:8.8.8.8:53Requestzipansion.comIN AResponsezipansion.comIN A172.67.144.180zipansion.comIN A104.21.73.114
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Remote address:172.67.144.180:80RequestGET /2pRLi HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0
Host: zipansion.com
Cache-Control: no-cache
ResponseHTTP/1.1 301 Moved Permanently
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
set-cookie: FLYSESSID=uefkho2u6jkqo88aod91gv0fhk; path=/; HttpOnly; SameSite=Lax
expires: Thu, 19 Nov 1981 08:52:00 GMT
cache-control: no-store, no-cache, must-revalidate
pragma: no-cache
x-powered-by: adfly
strict-transport-security: max-age=0
location: http://yxeepsek.net/-36721LUPM/2pRLi?rndad=1502943035-1705554916
x-turbo-charged-by: LiteSpeed
CF-Cache-Status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=wHJAB%2Bi40AfgpfIEBn6gviNk5XMdX8oGT70QlaNCKBlAIdzkTjk5d7tkoQEPyVDp5hjdh%2BOfGl3ayKvC1GKJ0r52RikWgX%2FOsNXbXH%2BGErEfg8FjmXvzeDLkLhkCJ4nT"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 84745bf11a5b638b-LHR
alt-svc: h2=":443"; ma=60
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Remote address:8.8.8.8:53Requestyxeepsek.netIN AResponseyxeepsek.netIN A172.67.194.101yxeepsek.netIN A104.21.20.204
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GEThttp://yxeepsek.net/-36721LUPM/2pRLi?rndad=1502943035-1705554916648f55eb3b697a2e2cda6d458e65ec38.exeRemote address:172.67.194.101:80RequestGET /-36721LUPM/2pRLi?rndad=1502943035-1705554916 HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0
Connection: Keep-Alive
Cache-Control: no-cache
Host: yxeepsek.net
ResponseHTTP/1.1 302 Found
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
set-cookie: FLYSESSID=p6abrlaimav9tn0v83pfqqtf9t; path=/; HttpOnly; SameSite=Lax
expires: Thu, 19 Nov 1981 08:52:00 GMT
cache-control: no-cache, no-store, must-revalidate, max-age=0
pragma: no-cache
x-powered-by: adfly
strict-transport-security: max-age=0
location: /suspended?a=3&u=20186239
x-turbo-charged-by: LiteSpeed
CF-Cache-Status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=Avqarv0oDimO2h97Z%2Bm3xdpdRyV8IXHp4YPeWJKv5uoU1TNh4JCnMeB4AXQOXEsBSEGaAFZf0%2Boj4iKOnuINf0Z17GlTaSqmtqHg1pqBOWJddgxz%2B3kJpX0rE%2BQU4pE%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 84745bf3387b23b7-LHR
alt-svc: h2=":443"; ma=60
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Remote address:172.67.194.101:80RequestGET /suspended?a=3&u=20186239 HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:59.0) Gecko/20100101 Firefox/59.0
Connection: Keep-Alive
Cache-Control: no-cache
Host: yxeepsek.net
Cookie: FLYSESSID=p6abrlaimav9tn0v83pfqqtf9t
ResponseHTTP/1.1 200 OK
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
last-modified: Tue, 10 Nov 2020 09:44:07 GMT
vary: Accept-Encoding
x-turbo-charged-by: LiteSpeed
CF-Cache-Status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=cbLgVLt5GYUKIqBU95aKcqaEJs8GHEX8376wGacpHc%2F2StwH%2B6xUcOKpnHWu%2BBD7sgzDlcRkanT4ShPEOa7A1LjkJviKWd9MF%2B7G8PU1Gm%2BH5hxJE4%2BijvJoQ6agPAU%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 84745bf4dabc23b7-LHR
alt-svc: h2=":443"; ma=60
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489 B 2.1kB 7 5
HTTP Request
GET http://zipansion.com/2pRLiHTTP Response
301 -
172.67.194.101:80http://yxeepsek.net/suspended?a=3&u=20186239http648f55eb3b697a2e2cda6d458e65ec38.exe834 B 3.2kB 8 8
HTTP Request
GET http://yxeepsek.net/-36721LUPM/2pRLi?rndad=1502943035-1705554916HTTP Response
302HTTP Request
GET http://yxeepsek.net/suspended?a=3&u=20186239HTTP Response
200
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
776KB
MD557f4f1d22e66ebf153124b7c7a3336b7
SHA1eb96d75bc682360e92118067a99757c4d92d98bc
SHA25649647c57d3067f0b504d1b7d37b0d209586efb0b38ea1284d597196a78071491
SHA512567ffcc3f5f39da72e156f36247ffc4919e88ea3e031620e28af7f116d511b11aae73c526f46ffa6f4ae61239559d2f50d0428352b4a8b42bb36041afc51bb98
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Filesize
886KB
MD5eb3147413028468be2de11ded84edacb
SHA11aaa991e80d8029e5247ba6dd2cf6c35af45ebe4
SHA256b238e428b7acd3480f3fe1b52a69ee371b8a9ddb93b8acf0fab00f7a23c74339
SHA512cd0d6c27fab33dd9d022ef8d30e031afbb24cb53e9da3f99943bef826bfdb2a8214d84d8a22712f39e91bd2c61a4e53c4cca103d9b4acce12498008a708b9c5d