MALICIOUS — 91da639f7d17719834a022f52621a3d1682f3cbc2a8f1d792d68d5d98ab1b150
MALICIOUS — 91da639f7d17719834a022f52621a3d1682f3cbc2a8f1d792d68d5d98ab1b150 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Cryptinject family. 3 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
91da639f7d17719834a022f52621a3d1682f3cbc2a8f1d792d68d5d98ab1b150 - SHA-1:
8dfe11c040a31962842451cb5d04483f29468046 - MD5:
540d52e8bc88ea30d0f805a924470fcb - imphash:
a9192bab5c7c795c7488b69a1853f9c2 - ssdeep:
192:G49HsxwSUFx+UEqzerwdIpJNY8uMp7QPJVNMxUPAUBlxPVGcmfQsAdTl86:GBXUFh1yvN/uMmxDMmtsAhl - TLSH:
T1EA30D5C962593710EDF0F854EC046D2C31D2A9A4E13A3BDC6406D47FB4EAAF30579869 - Submitted as: 91da639f7d17719834a022f52621a3d1682f3cbc2a8f1d792d68d5d98ab1b150
- File type: pe · Size: 36864 bytes
- Verdict: malicious (99/100) · Family: Cryptinject
Detections (3 of 56 engines)
- ClamAV (daily): Win.Malware.Cryptinject-9890994-0
- Microsoft Defender: Trojan:Win32/CryptInject!pz
- Kaspersky (KVRT): Virus.Win32.Lamer.ks
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 10 weighted signals:
- ClamAV (daily) flagged Win.Malware.Cryptinject-9890994-0 (rule
Win.Malware.Cryptinject-9890994-0) - engine signal, weight 0.90, confidence 0.95 - Microsoft Defender flagged Trojan:Win32/CryptInject!pz (rule
Trojan:Win32/CryptInject!pz) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged Virus.Win32.Lamer.ks (rule
Virus.Win32.Lamer.ks) - engine signal, weight 0.55, confidence 0.85 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 17 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497, T1497.001, T1622, T1082 - dynamic signal, weight 0.40, confidence 0.75
- persist via registry run key (rule
persist via registry run key) - capa signal, weight 0.35, confidence 0.60 - Embedded network infrastructure: http://www.pinkworld.com, http://www.youporn.com, http://www.redtube.com - static signal, weight 0.35, confidence 0.60
- Dropped 23 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)
44678 behavior events · 2 ATT&CK techniques · 37 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- 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
- officeclient.microsoft.com
- odc.officeapps.live.com
- windows.msn.com
- www.msn.com
- settings-win.data.microsoft.com
- assets.msn.com
Dropped files
- C:\Windows\System32\msvcp140_1.dll -
54beed225f6a7bae46871c334332f3098aea3cdcda800de29566d0e70751d1a8 - C:\Windows\setuperr.log -
4d88243dfdad17f1ae7521ab7b0455d6f41e0adb38d1774181d3e1d58fa76595 - C:\Windows\System32\msvcp140_2.dll -
ddacb95f1b1afa12bbb4e384bd41f70ea4c758198556371c9ee4e75b2eae7da0 - C:\Windows\System32\mfcm140.dll -
650e5e30dfa077ad8091fda36a1c982b1ace2c29a8978e1b941741ca29f72de5 - C:\Windows\WindowsUpdate.log -
a80713c86187a3aa26e7909c74eec1114e5b5f477fa9aba8dcbccddfe347187e - C:\Windows\SysmonDrv.sys -
329a737cbd881a5528d4ac8227f2a3742bf36fac671943bbf97cf8758831c334 - C:\Windows\System32\mfcm140u.dll -
64211b792ff08c3c0e27bd7b0ee62370b71b903797fa8c06cf8cd591daca9546 - C:\Windows\Professional.xml -
f6aa34afacede52e9fc75a1820eef570e46060475fee4f4439a49d0036e68d79 - C:\Windows\System32\mmc.exe.config -
dbc06055ced35d3ea9dd82136599f8ed9aa8331433cd5447c55f7422a8aac681 - C:\Windows\System32\msvcp140.dll -
3f93bcfedfb6768ce51ac610cabe9e40d3049cd34df3eaede3c7b5fc684015da - C:\Windows\System32\debug.log -
71ea76b4dc93bc71cb5f3fb03c84e2dfb6eec0759ffe6ba0f4d0a8715c1fa9aa - C:\Windows\lsasetup.log -
42862f9d746daab1b94bd24e9ec253e34b17a43ae2e7b6d4ca8dbb14bcb88db7 - C:\Windows\setupact.log -
e18d620cf8e5dc6cd79e8feb5a777e96cce379b21d84de40c80dac1e0f3acd8e - C:\Windows\System32\msvcp140_atomic_wait.dll -
39feabb3370bf33547cc010043c3a1463ac533ebd7d5a8621694f7643ece4089 - C:\Windows\System32\opencl.dll -
4849a5c385f8df1492aa2cd7741e2381b1c91aebc692c39ebf6de769fd1eb3c7
Embedded URLs
- http://www.pinkworld.com
- http://www.youporn.com
- http://www.redtube.com
- http://www.assparade.com/
- http://www.freeav.com/
- http://www.antispyware.com/
- http://www.antivirus.com/
- 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
- www.pinkworld.com
- www.youporn.com
- www.redtube.com
- www.assparade.com
- www.freeav.com
- www.antispyware.com
- www.antivirus.com
- x1.c.lencr.org
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 20.184.175.4
- 52.123.252.236
- 4.230.171.124
- 4.247.188.233
- 135.233.95.144
- 135.232.92.97
- 4.150.223.100
- 74.179.77.204
- 20.247.184.197
- 20.184.175.23
- 104.18.33.89
- 20.184.175.11
- 135.233.45.221
- 72.145.35.110
- 52.148.114.188
- 52.110.12.50
- 52.110.12.31
File paths
- C:\!
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report