MALICIOUS — 23751eb0c5304065dbf8aacd404b8bc9179be07884898cbc9f23286815c37b2b
MALICIOUS — 23751eb0c5304065dbf8aacd404b8bc9179be07884898cbc9f23286815c37b2b is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100), attributed to the BlackMoon family. 8 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
23751eb0c5304065dbf8aacd404b8bc9179be07884898cbc9f23286815c37b2b - SHA-1:
b5f734fc18ebff73bdabe1568475a71aa5f6a837 - MD5:
7cce237b84875b17519eae7bfe478871 - imphash:
9dacd5fc505421be83fd9ef325d44b59 - ssdeep:
1536:mAocdpeVoBDulhzHMb7xNAa04Mcg5IKvlNJiRXDKFjI+pZm5Y:0cdpeeBSHHMHLf9RyIEQ5KXZr - TLSH:
T17A3B1B6796A3A4C9C93470AF3F4E73917400BDF00653798625ACE28FBDA758B46834C6 - Submitted as: 23751eb0c5304065dbf8aacd404b8bc9179be07884898cbc9f23286815c37b2b
- File type: pe · Size: 102172 bytes
- Verdict: malicious (96/100) · Family: BlackMoon
Detections (8 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:.MPRESS1
- ClamAV (daily): Win.Trojan.BlackMoon-4255490-1
- YARA: Yara-Rules community: YR_Packer_ASPack_MPRESS
- Detect It Easy (packer/type): DIE:MPRESS
- Microsoft Defender: Trojan:Win32/Blackmoon!rfn
- Emsisoft (Emergency Kit): Adware.GenericKD.61151796
- Trellix Stinger (McAfee): Trojan-FPCQ!BA60F51D4D97
- Kaspersky (KVRT): Trojan-Dropper.Win32.Dinwod.acqn
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 6 weighted signals:
- ClamAV (daily) flagged Win.Trojan.BlackMoon-4255490-1 (rule
Win.Trojan.BlackMoon-4255490-1) - engine signal, weight 0.90, confidence 0.95 - Contacted 25 external host(s) at runtime (22 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_Packer_ASPack_MPRESS (rule
YR_Packer_ASPack_MPRESS) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:MPRESS (rule
DIE:MPRESS) - engine signal, weight 0.35, confidence 0.70 - Packing/obfuscation: high-entropy-sections:.MPRESS1, MPRESS - static signal, weight 0.25, confidence 0.55
- Dropped 19 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Dynamic analysis (windows)
598 behavior events · 0 ATT&CK techniques · 19 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
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- settings-win.data.microsoft.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
Dropped files
- C:\xftvx.exe -
aeeb87c706427c4f43a00ad134a60060e1715ec2d3fae5cb79f980eb50b82b6b - C:\ljrnffd.exe -
f3a4ee4d2c2dcc264edb611a8549d6d10051555bd02aa3c038850c76ce831075 - C:\lbxfxhr.exe -
5dcb55c27bbb146676a4873741de2a0664bd980ec8fda80c77ef71d3fa278f5e - C:\vvnltn.exe -
9a930d6ceed00d9c90d68ddd88ced987e8cbc778c992bbc29d411f751ccee975 - C:\rhjhnpp.exe -
efdab633c8d95ddfe048532f36729510b99f5101034817eefd3575c4a0acbaca - C:\dxrpj.exe -
f1684f3f0c8eebac46a278e91ec68149c0c63f81a7ca882e4bc14b67be0760be - C:\ptlbn.exe -
3ba07134d05c289c4031321e8f969005c6573eb887ba6f4e3efaceca7b283492 - C:\tnppbv.exe -
ea14b375625072e6902e0d4cf4d184530d00f7f391ae33dc8922440d548581e2 - C:\bfnnjnh.exe -
45f54a8b36de36b49afee66f712159c9cbe913be1da576f2436e0fcd2ae53c8f - C:\llvll.exe -
8eaad4c978c594858df35f1bfad8eeac0a71bae6a609bbe09ae3e6116f1996f5 - C:\dltvp.exe -
6c062e2d2d8bd1aef07efa482eba6bc001803211c636a76b71a280bec0437847 - C:\pjffpd.exe -
c706f2c520d956ff87b603d9bb1bfc1bd30e44efbd18b1335827ae61b9763a89 - C:\vrjnfj.exe -
729031e245a25bb12f6b5902ece9d56f6210c43ed562d1f37a6c418b6d118aad - C:\hhjdp.exe -
afce5b82c1912dfad00cf5d502279a19f46ecfde418cea924d01ab8f343df06b - C:\tdpvrpr.exe -
7452c8a43c86e550297ff8cac97f4a8530932eadcb083573504a95f335f65192
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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787730967&P2=404&P3=2&P4=maaLHDaU2aeXM6PLXk%2bXTClixq715cbR48bbBFUIk%2bmk0XQx6cRq0NJP4umOxxmhzBPhIFV3b6XXsBzqocRjbg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787730998&P2=404&P3=2&P4=f0uXRG10SrVbeWyli4pp3lznvkYuq6NeNmLHKX4jMXxFU1VNQorqeimP%2faQF3Fqepcb5uuVcOxZEeHGb%2fCd1DA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 51.132.193.105
- 74.178.232.29
- 57.155.104.224
- 4.150.223.110
- 4.230.171.124
- 172.215.188.232
- 52.230.59.222
- 20.165.94.46
- 74.178.240.61
- 51.132.193.104
- 135.232.92.97
- 203.26.79.13
- 52.123.252.236
- 20.112.250.133
- 52.123.129.14
- 162.159.142.9
- 172.178.240.162
- 52.123.252.246
- 48.199.12.1
- 52.148.114.188
- 72.154.7.108
- 142.251.42.99
- 92.223.78.30
- 52.110.12.25
- 52.110.12.4
More BlackMoon samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report