MALICIOUS — c7c7432e04f60949b4bc7f555663a7dece20bd745be93090aadf7e0b7f833b22
MALICIOUS — c7c7432e04f60949b4bc7f555663a7dece20bd745be93090aadf7e0b7f833b22 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the KmJfa4pdRVd family. 5 of 51 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
c7c7432e04f60949b4bc7f555663a7dece20bd745be93090aadf7e0b7f833b22 - SHA-1:
71206c45c033094ec72a96ea98f12a7d6a2338be - MD5:
fe084c9321d87629ab6665d091bfb142 - imphash:
e60d0e6577962a1096407913ed128742 - ssdeep:
3072:IyrN/sVywaEj1UsPyrN/sVywaEj1Us10nfAAcV30Lbe8v+q75CnkQ:Nh9wv1U7h9wv1Uv+sGq7c - TLSH:
T19E40020BA261B939E9C6BDC8B4D8E72DA9561B2C2425A5C03941275FD03C363F8D87CD - Submitted as: c7c7432e04f60949b4bc7f555663a7dece20bd745be93090aadf7e0b7f833b22
- File type: pe · Size: 176640 bytes
- Verdict: malicious (100/100) · Family: KmJfa4pdRVd
Detections (5 of 51 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Ransomware.Somhoveran-9870372-0
- Microsoft Defender: Trojan:Win32/Vindor!pz
- Emsisoft (Emergency Kit): Gen:Trojan.ShellHook.kmJfa4pdRVd
- Kaspersky (KVRT): Worm.Win32.Wenper.b
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 9 weighted signals:
- ClamAV (daily) flagged Win.Ransomware.Somhoveran-9870372-0 (rule
Win.Ransomware.Somhoveran-9870372-0) - engine signal, weight 0.90, confidence 0.95 - Dropped a malicious payload (Somhoveran): f0b9383b9452699a364ef0666f59051c2b3541fda92d1ce97ed16b1560b71538 - dynamic signal, weight 0.80, confidence 0.90
- Microsoft Defender flagged Trojan:Win32/Vindor!pz (rule
Trojan:Win32/Vindor!pz) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Trojan.ShellHook.kmJfa4pdRVd (rule
Gen:Trojan.ShellHook.kmJfa4pdRVd) - 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 - 1 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 25 external host(s) at runtime (7 HTTP) - network signal, weight 0.40, confidence 0.80
- Packing/obfuscation: UPX, high-entropy-sections:UPX1 - 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)
312 behavior events · 2 ATT&CK techniques · 4 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
- 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/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e?P1=1787090552&P2=404&P3=2&P4=HfUdqphXio2JCiViad2ZPfS4d%2f0awpFIJ9N5wIGH8JiKT3QRqmUmSdII3agRSGGAo8Tt5fjoes1GcvbgCcGx7A%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/58b2a9b1-8570-476c-a7c2-f7ab0a20fbf9/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/58b2a9b1-8570-476c-a7c2-f7ab0a20fbf9?P1=1787090612&P2=404&P3=2&P4=mPIZyCJwyxjGFaRQwk4i5o0gLXv2rbDfCNoW0PR9jPXSHQ4k8LBeZc8Y22QOkMOnmQWQTLr4%2fYhMco0SXhtSgg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.209
- 172.66.2.5 US · San Francisco · AS13335 Cloudflare, Inc.
- 20.190.167.149
Dropped files
- /opt/CAPEv2/storage/analyses/30651/files/f0b9383b9452699a364ef0666f59051c2b3541fda92d1ce97ed16b1560b71538 -
f0b9383b9452699a364ef0666f59051c2b3541fda92d1ce97ed16b1560b71538 - /opt/CAPEv2/storage/analyses/30651/files/b56163064f111d15a245aa2b4c5b7462accf03c6d21d02f4985e14cae5db9fe7 -
b56163064f111d15a245aa2b4c5b7462accf03c6d21d02f4985e14cae5db9fe7 - /opt/CAPEv2/storage/analyses/30651/files/ba1aa0f1104b390b7f8d12ca4bc819a757cdb19d13f9fee37e974fc3b831308a -
ba1aa0f1104b390b7f8d12ca4bc819a757cdb19d13f9fee37e974fc3b831308a - /opt/CAPEv2/storage/analyses/30651/files/66d8234c8ab33e857cd416794c9d8e554fffe2078af77b3907d43e050986ef6d -
66d8234c8ab33e857cd416794c9d8e554fffe2078af77b3907d43e050986ef6d
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/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e?P1=1787090552&P2=404&P3=2&P4=HfUdqphXio2JCiViad2ZPfS4d%2f0awpFIJ9N5wIGH8JiKT3QRqmUmSdII3agRSGGAo8Tt5fjoes1GcvbgCcGx7A%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/58b2a9b1-8570-476c-a7c2-f7ab0a20fbf9/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/58b2a9b1-8570-476c-a7c2-f7ab0a20fbf9?P1=1787090612&P2=404&P3=2&P4=mPIZyCJwyxjGFaRQwk4i5o0gLXv2rbDfCNoW0PR9jPXSHQ4k8LBeZc8Y22QOkMOnmQWQTLr4%2fYhMco0SXhtSgg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 172.66.2.5
- 52.168.112.67
- 20.247.184.197
- 52.110.12.24
- 74.179.77.204
- 4.230.171.124
- 20.236.44.162
- 203.26.79.13
- 92.223.78.30
- 74.178.232.29
More KmJfa4pdRVd samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report