MALICIOUS — 3875c50cee0d9a955297857a501781bb9adb3a56cef70418e7d435aba1780862
MALICIOUS — 3875c50cee0d9a955297857a501781bb9adb3a56cef70418e7d435aba1780862 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the QQpass family. 8 of 55 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
3875c50cee0d9a955297857a501781bb9adb3a56cef70418e7d435aba1780862 - SHA-1:
1b527d11761909d8167b2459f27a6b32ac3bfb70 - MD5:
4f29193ff0dc8f735f568af5505ad006 - imphash:
6ae71f8563def1b7f1beb3f95b11ca83 - ssdeep:
1536:gGaq93mQy5PV4MSu4M3vfAlA89mWMMF4pzYU2qIUZ6kd+lE:g5MaVVnLA0WLM0Uvh6kd+lE - TLSH:
T17F39E0184455E7BAC5C34C17C490D7EEFA9BDCADAB31B89C924313386B84593E228353 - Submitted as: 3875c50cee0d9a955297857a501781bb9adb3a56cef70418e7d435aba1780862
- File type: pe · Size: 90348 bytes
- Verdict: malicious (99/100) · Family: QQpass
Detections (8 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:
- ClamAV (daily): Win.Dropper.QQpass-7194329-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Detect It Easy (packer/type): DIE:Petite
- Microsoft Defender: Trojan:Win32/QQPass!pz
- Emsisoft (Emergency Kit): Gen:Variant.Stealer.223
- Trellix Stinger (McAfee): PWS-FDIN!4F29193FF0DC
- Kaspersky (KVRT): Trojan.Win32.Scar.oetk
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Win.Dropper.QQpass-7194329-0 (rule
Win.Dropper.QQpass-7194329-0) - engine signal, weight 0.90, confidence 0.95 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 1 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 31 external host(s) at runtime (20 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
- 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:Petite (rule
DIE:Petite) - 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: high-entropy-sections:, Petite - static signal, weight 0.25, confidence 0.55
- Dropped 5 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)
83589 behavior events · 2 ATT&CK techniques · 9 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
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\Sysqemywlnh.exe -
15f917bedbb95fe572b97db7822b3769435d3d4549fa25821bfb747d2acd737c - C:\Users\analyst\AppData\Local\Temp\Sysqamqqvaqqd.exe -
1340233ceaf92bb1d4045264a7566a884b1d71dd471f788b7508c16868ea6f12 - C:\Users\analyst\AppData\Local\Temp\Sysqembpkah.exe -
33138acce06e873f34a72c08263e6d051cc357e20ca526d88088eb6fbc09604b - C:\Users\analyst\AppData\Local\Temp\qpath.ini -
52c2b435dcf163de0481f629ad1746f73f088f8fb991e8cf4cb2bedd4639755b - C:\Users\analyst\AppData\Local\Temp\Sysqemzeqic.exe -
2d627c7a14a540f9d016c504c1b387f3103abbc2b660262b41a1efc8b617cf2a - C:\Users\analyst\AppData\Local\Temp\Sysqemtvchb.exe -
8a9a7f57d06ca225c8ffbdc5ccedbe886ac640cb7c8cf498da1498366999d6d4 - 3c306da8192f3c3c8c77e7d4c3af500238870de8d94e9fe03d0056a162fb41bf -
3c306da8192f3c3c8c77e7d4c3af500238870de8d94e9fe03d0056a162fb41bf - 2aa1fe2ca2841775f9530dbe013a01c2ce6e832ded2264e1ed42cd8e2785217d -
2aa1fe2ca2841775f9530dbe013a01c2ce6e832ded2264e1ed42cd8e2785217d - 7288bb83efc9646a2e76507199feef8d95589e9b22140690c5ea9dd2ad487688 -
7288bb83efc9646a2e76507199feef8d95589e9b22140690c5ea9dd2ad487688
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/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787900770&P2=404&P3=2&P4=A2Ui5eenBpb3%2bqsJDKm5bDvAmnm%2bRhMNY%2f80R5CpWcftb4OnSTl9mWe5cQAAb8CSIqIgHeRuRnowQVl6ynaiZg%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=1787900876&P2=404&P3=2&P4=hSxhouFFN05axlrcCm0yTBt6Qilko8%2fMSzfY%2fBsNOCQ5qSsP7w0cw8voKRVe7lqCnKeI31ysXO6iLXPtTC273w%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 13.89.179.12
- 172.215.188.232
- 4.230.171.124
- 52.253.84.76
- 4.247.188.233
- 74.179.77.204
- 74.178.76.54
- 40.79.141.155
- 20.165.94.63
- 52.123.128.14
- 20.231.239.246
- 172.66.2.5
- 4.150.223.105
- 135.234.160.245
- 203.26.79.13
- 20.184.175.7
- 51.105.71.136
- 135.234.160.246
- 52.110.12.56
- 52.110.12.20
- 52.148.114.188
- 172.178.240.162
- 52.123.252.195
- 52.123.252.224
- 74.178.76.44
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report