MALICIOUS — c03a33927a19827dc064d0664ab79215ff657dbe4a1bee8a3f1df5dc3a60bf86
MALICIOUS — c03a33927a19827dc064d0664ab79215ff657dbe4a1bee8a3f1df5dc3a60bf86 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100), attributed to the Upantix family. 6 of 52 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
c03a33927a19827dc064d0664ab79215ff657dbe4a1bee8a3f1df5dc3a60bf86 - SHA-1:
b43c863ec698de5c0bcee7a4fed7bf3b23d4f529 - MD5:
2baeaad144cbd14547bcb2bcccab9832 - imphash:
24b60c57cc33f3e633431b7ad497fda7 - ssdeep:
6144:5dkkkkkku21Fdkkkkkku21W14OdkkkkkkoQcGpdkkkkkku21Fgmy65dZTuOg:5w23w2Q14O2QTw23gC5dZLg - TLSH:
T1BC4CE100327A348CCB34AF605514999DA26592C5897D3EDA4B03071C3DB78BBB9E8FB1 - Submitted as: c03a33927a19827dc064d0664ab79215ff657dbe4a1bee8a3f1df5dc3a60bf86
- File type: pe · Size: 540990 bytes
- Verdict: malicious (96/100) · Family: Upantix
Detections (6 of 52 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Malware.Upantix-9886651-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Detect It Easy (packer/type): DIE:UPX 3.91
- Kaspersky (KVRT): HEUR:Packed.Win32.Upantix.gen
- Microsoft Defender: Trojan:Win32/Upantix.GM!MTB
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 7 weighted signals:
- ClamAV (daily) flagged Win.Malware.Upantix-9886651-0 (rule
Win.Malware.Upantix-9886651-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 45 external host(s) at runtime (28 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:UPX 3.91 (rule
DIE:UPX 3.91) - engine signal, weight 0.35, confidence 0.70 - communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - Packing/obfuscation: UPX, high-entropy-sections:UPX1, UPX 3.91 - static signal, weight 0.25, confidence 0.55
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
243 behavior events · 1 ATT&CK techniques · 7 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- c.pki.goog
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- officeclient.microsoft.com
Dropped files
- /opt/CAPEv2/storage/analyses/25416/files/4d1c4b1143fed13d56aed6a036a41ed30d88e23659b6d9450cea6d9370783574 -
4d1c4b1143fed13d56aed6a036a41ed30d88e23659b6d9450cea6d9370783574 - /opt/CAPEv2/storage/analyses/25416/files/ebf7dd40919c917d7cb32c8a0642dd7b6f97e98916402db706a2a57df4cfc689 -
ebf7dd40919c917d7cb32c8a0642dd7b6f97e98916402db706a2a57df4cfc689 - /opt/CAPEv2/storage/analyses/25416/files/78b426adf56397e8d2a09832da3d9b5b3f88b4c0b9df0582594630d7e804ff56 -
78b426adf56397e8d2a09832da3d9b5b3f88b4c0b9df0582594630d7e804ff56 - /opt/CAPEv2/storage/analyses/25416/files/62e2c55e3b44a2cbbae424bb85a3ba0fe102caa44ffb96ab9c9c25e9b9626ad7 -
62e2c55e3b44a2cbbae424bb85a3ba0fe102caa44ffb96ab9c9c25e9b9626ad7 - /opt/CAPEv2/storage/analyses/25416/files/3feda2dba7add83b7540baf00b3aa947d41fe5f8672e0bcc7b908475a73fb0ad -
3feda2dba7add83b7540baf00b3aa947d41fe5f8672e0bcc7b908475a73fb0ad - /opt/CAPEv2/storage/analyses/25416/files/894163ae6c8fab531f8eabd3f7d6df1ba0b1d57d044a25bbb813020975b52161 -
894163ae6c8fab531f8eabd3f7d6df1ba0b1d57d044a25bbb813020975b52161 - /opt/CAPEv2/storage/analyses/25416/files/b27718bae425b388faec5e41ff74ce829afa0338b091953134ae7175508b8866 -
b27718bae425b388faec5e41ff74ce829afa0338b091953134ae7175508b8866
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice/files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e?P1=1786930192&P2=404&P3=2&P4=FJrKonyJcZPq8kfJDrxiawRRGq7AvAK5q2XL%2bRASw4LRWhG2ir%2bKgjz3FzIwpQHx2hIcdnTruNdEhggrNs3GqA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
- http://c.pki.goog/we1/_-4iFwfCacM.crl
Embedded IP addresses
- 52.168.117.170
- 40.84.97.4
- 4.230.171.124
- 4.144.132.223
- 74.178.240.61
- 74.179.77.164
- 52.168.117.175
- 52.123.128.14
- 172.178.240.162
- 52.123.129.14
- 52.148.114.188
- 51.116.253.169
- 20.231.239.246
- 40.99.134.18
- 20.42.73.24
- 203.26.79.13
- 74.179.71.159
- 142.250.207.3
- 72.153.5.62
- 52.110.12.48
- 52.110.12.55
More Upantix samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report