MALICIOUS — 9a8f72e0dbed4c2b1c74a9801ae6e58df1108b8161ac9b1a24936ef9696cec7b
MALICIOUS — 9a8f72e0dbed4c2b1c74a9801ae6e58df1108b8161ac9b1a24936ef9696cec7b is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Changeup family. 4 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
9a8f72e0dbed4c2b1c74a9801ae6e58df1108b8161ac9b1a24936ef9696cec7b - SHA-1:
4a4854e25fa773eb2b8555d608d884e3ba08e198 - MD5:
cca16a3bfd7f1c21d029ce5d69474152 - imphash:
c8f5d813ad77b1cc23dc456b66a87d26 - ssdeep:
768:akWJZVe1p+KKla+272Z1RUzI8neD5oTTkTdCNZxd+ggtu3/l:TW/0mxVlZ1+nneD5oTuoNZx7gtu3 - TLSH:
T1CF3A435EFFF8B043FB50672BC9546B6CBA2F0583056984586B04020AA97A4FFC4DDE49 - Submitted as: 9a8f72e0dbed4c2b1c74a9801ae6e58df1108b8161ac9b1a24936ef9696cec7b
- File type: pe · Size: 94208 bytes
- Verdict: malicious (100/100) · Family: Changeup
Detections (4 of 56 engines)
- ClamAV (daily): Win.Trojan.Changeup-6169544-0
- Microsoft Defender: Worm:Win32/Vobfus!pz
- Trellix Stinger (McAfee): Downloader-CJX.gen.l
- Kaspersky (KVRT): Worm.Win32.WBNA.ipa
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Changeup-6169544-0 (rule
Win.Trojan.Changeup-6169544-0) - engine signal, weight 0.90, confidence 0.95 - 1 behavioral detection(s) across 1 rule(s): Registry Run Key Persistence [high] (rule
tl-run-key) - dynamic signal, weight 0.60, confidence 0.90 - Microsoft Defender flagged Worm:Win32/Vobfus!pz (rule
Worm:Win32/Vobfus!pz) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged Downloader-CJX.gen.l (rule
Downloader-CJX.gen.l) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged Worm.Win32.WBNA.ipa (rule
Worm.Win32.WBNA.ipa) - engine signal, weight 0.55, confidence 0.85 - Observed at runtime: Registry Run Key Persistence (T1547.001) (rule
Registry Run Key Persistence) - dynamic signal, weight 0.40, confidence 0.90 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 2 external host(s) and 19 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001, T1082, T1497, T1622 - dynamic signal, weight 0.40, confidence 0.75
- Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
81679 behavior events · 3 ATT&CK techniques · 7 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ns1.player1253.com
- ns1.videoall.net
- ns1.mediashares.org
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ctldl.windowsupdate.com
- update.googleapis.com
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- officeclient.microsoft.com
- www.msn.com
Dropped files
- C:\ProgramData\Microsoft\Windows\WER\ReportArchive\AppCrash_pythonw.exe_ed2892595a45396721c3608e62b3512ff8e638_f541ab4c_f1fedf12-1dd6-4dbe-a852-105ec6604a19\Report.wer -
ac7e02ab88d4256e71e4365260a089130f0a82b23207e28b5d46d11b5930c10c - C:\Users\analyst\jiuidu.exe -
4786f2aee0d13b1e3229747fedffe9efa121a024cc4c039f2eeac6f715a17b36 - 1b3e96a7afd40b0df8df3bf43472ce5009acb2b767d0aaa51478cc325ff3cb07 -
1b3e96a7afd40b0df8df3bf43472ce5009acb2b767d0aaa51478cc325ff3cb07 - 9da40b034f433209076e20045c6f3f8fb72a9281d062ed5b8748940dd188d4d1 -
9da40b034f433209076e20045c6f3f8fb72a9281d062ed5b8748940dd188d4d1 - 80105e80a782a8fb90675859ccb19adc466e1aa2c4b5f2b6c1a7799c4854f1c4 -
80105e80a782a8fb90675859ccb19adc466e1aa2c4b5f2b6c1a7799c4854f1c4 - 1cc77cc033e9bf69571e10aa4b360b2f936040522a7239992ce92486a744368a -
1cc77cc033e9bf69571e10aa4b360b2f936040522a7239992ce92486a744368a - 09947be381379a5ddec805d7ef4e10a92ccec3f939ce6b3548c5ede00e6db571 -
09947be381379a5ddec805d7ef4e10a92ccec3f939ce6b3548c5ede00e6db571
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
Embedded domains
- ns1.player1253.com
- ns1.videoall.net
- ns1.mediashares.org
- x1.c.lencr.org
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 20.184.175.6
- 52.123.252.216
- 52.230.59.222
- 4.230.171.124
- 57.154.63.210
- 74.179.77.204
- 20.165.94.54
- 20.184.175.1
- 20.42.73.27
- 172.64.154.167
- 135.234.160.244
- 52.110.12.18
- 52.110.12.32
- 20.42.179.192
- 40.79.163.155
- 72.145.35.96
- 52.148.114.188
- 20.50.201.201
- 52.110.12.55
More Changeup samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report