MALICIOUS — d6cd5f1127372e07ca59d28efd178d2208bbc3fd5886285f246d83961b618bb3
MALICIOUS — d6cd5f1127372e07ca59d28efd178d2208bbc3fd5886285f246d83961b618bb3 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the NabucurObfs family. 5 of 25 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
d6cd5f1127372e07ca59d28efd178d2208bbc3fd5886285f246d83961b618bb3 - SHA-1:
d2ce397467b4217fa6dd91421017eb6fa9b5315d - MD5:
3722daec58810c0d8cee9cbc37aac4ec - imphash:
d41d8cd98f00b204e9800998ecf8427e - ssdeep:
24576:ceOsKD/9hyvgoQqoYca6BPIoJj2yNmwU:VOsKDjoTTCwQTNmwU - TLSH:
T1F458AB7E49570FBD5689F5DA6E8719CCC0BEBE9D05C92A0435F8042328FAFC5E41A920 - Submitted as: d6cd5f1127372e07ca59d28efd178d2208bbc3fd5886285f246d83961b618bb3
- File type: pe · Size: 1681408 bytes
- Verdict: malicious (99/100) · Family: NabucurObfs
Detections (5 of 25 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:.text
- Microsoft Defender: Trojan:Win32/NabucurObfs
- Emsisoft (Emergency Kit): Win32.Virlock.Gen.5
- Trellix Stinger (McAfee): W32/VirRansom
- Kaspersky (KVRT): Virus.Win32.PolyRansom.a
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 10 weighted signals:
- Memory forensics: 7 finding(s), e.g. RWX/private injected region in taskhostw.exe (pid 8364) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Microsoft Defender flagged Trojan:Win32/NabucurObfs (rule
Trojan:Win32/NabucurObfs) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Win32.Virlock.Gen.5 (rule
Win32.Virlock.Gen.5) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged W32/VirRansom (rule
W32/VirRansom) - 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 42 external host(s) at runtime (16 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001 - dynamic signal, weight 0.40, confidence 0.75
- Packing/obfuscation: high-entropy-sections:.text - 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)
30435 behavior events · 2 ATT&CK techniques · 19 dropped files.
Runtime network
- www.msftconnecttest.com
- inference.location.live.net
- google.com
- ctldl.windowsupdate.com
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- msedge.api.cdp.microsoft.com
- windows.msn.com
- www.msn.com
- officeclient.microsoft.com
- odc.officeapps.live.com
- geo.prod.do.dsp.mp.microsoft.com
- settings-win.data.microsoft.com
- licensing.mp.microsoft.com
- assets.msn.com
- kv801.prod.do.dsp.mp.microsoft.com
- cp801.prod.do.dsp.mp.microsoft.com
- msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- /opt/CAPEv2/storage/analyses/8909/files/278d011d7cb2e85d3f98b01d3021481ab0cf8cbe2b12f45202935bf35f59b836 -
278d011d7cb2e85d3f98b01d3021481ab0cf8cbe2b12f45202935bf35f59b836 - /opt/CAPEv2/storage/analyses/8909/files/47ac6f9c2d0770b7031de7109e6d1fd915991e67776c2b44e262b19a503fda48 -
47ac6f9c2d0770b7031de7109e6d1fd915991e67776c2b44e262b19a503fda48 - /opt/CAPEv2/storage/analyses/8909/files/7068bfc0d5348202a6d6d9dbbec120040c56c3792e3862458ce7733f7708822c -
7068bfc0d5348202a6d6d9dbbec120040c56c3792e3862458ce7733f7708822c - /opt/CAPEv2/storage/analyses/8909/files/06e8219fef8bd4942f37d9c8b994a23a1b37a5f47be5fd7840b9461247668e22 -
06e8219fef8bd4942f37d9c8b994a23a1b37a5f47be5fd7840b9461247668e22 - /opt/CAPEv2/storage/analyses/8909/files/dffedb4bd7421e0d8b56380f0641136f61f2316d9943e4cdfe0962643abe355d -
dffedb4bd7421e0d8b56380f0641136f61f2316d9943e4cdfe0962643abe355d - /opt/CAPEv2/storage/analyses/8909/files/bcb253ea3735a0cf0a8c6ee06c14c884937c64ddeacedb17240e40d403577620 -
bcb253ea3735a0cf0a8c6ee06c14c884937c64ddeacedb17240e40d403577620 - /opt/CAPEv2/storage/analyses/8909/files/d3e8d47e8c1622ec10adef672ca7a8992748c4f0a4e75f877462e7e661069698 -
d3e8d47e8c1622ec10adef672ca7a8992748c4f0a4e75f877462e7e661069698 - /opt/CAPEv2/storage/analyses/8909/files/ed7913a5b4914f6343f312915bd957b6c72c09c3061985d38d2d8b6c4241af51 -
ed7913a5b4914f6343f312915bd957b6c72c09c3061985d38d2d8b6c4241af51 - /opt/CAPEv2/storage/analyses/8909/files/b09ea3433eb3e38812f5509c87740cdcc91e4a1e98b0be4cb9f5234354d6aa39 -
b09ea3433eb3e38812f5509c87740cdcc91e4a1e98b0be4cb9f5234354d6aa39 - /opt/CAPEv2/storage/analyses/8909/files/54e4d39459302f0e49b75bc4bee020986891e3f7adcac01fa1bcea2642a26bf1 -
54e4d39459302f0e49b75bc4bee020986891e3f7adcac01fa1bcea2642a26bf1 - /opt/CAPEv2/storage/analyses/8909/files/5c5b0de42d55486ed61dd3a6e96ab09f467bb38ae39fced97adc51ba07426c0e -
5c5b0de42d55486ed61dd3a6e96ab09f467bb38ae39fced97adc51ba07426c0e - /opt/CAPEv2/storage/analyses/8909/files/818698b4ca11b9ed1ef529543530d8f1b52ff7d14800b9809a8cb0b56cdb1f9a -
818698b4ca11b9ed1ef529543530d8f1b52ff7d14800b9809a8cb0b56cdb1f9a - /opt/CAPEv2/storage/analyses/8909/files/95d58978e2f36a2357710921a3b0bdcf06bff791ca1b7d0bf3be20d22e43ebe2 -
95d58978e2f36a2357710921a3b0bdcf06bff791ca1b7d0bf3be20d22e43ebe2 - /opt/CAPEv2/storage/analyses/8909/files/0f35ace5268db33940ed18e946a9c65be4e31ec0ae31faa6e60122859c5cb5ca -
0f35ace5268db33940ed18e946a9c65be4e31ec0ae31faa6e60122859c5cb5ca - /opt/CAPEv2/storage/analyses/8909/files/609824cc9c4f6c26c529ea3eb6f112c1a7c74d5ed58e25b6f9d88dce5944626a -
609824cc9c4f6c26c529ea3eb6f112c1a7c74d5ed58e25b6f9d88dce5944626a
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://203.26.79.13/filestreamingservice//files/736bdc20-582e-46c5-ba31-d31d3d97258e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/736bdc20-582e-46c5-ba31-d31d3d97258e?P1=1786368112&P2=404&P3=2&P4=jfRdV0SJe3rVbHLVAfBP9heuatZGtNuJgLKN2NMyL28KDG7tCspdNSbRjJ5dJ1pXfDBGs4Y66%2b6rieaSkWV0nw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://google.com/
- http://203.26.79.13/filestreamingservice//files/c48ae315-f580-4b6c-801e-58a0f885749d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c48ae315-f580-4b6c-801e-58a0f885749d?P1=1786368149&P2=404&P3=2&P4=cC%2fKHwItc%2fstET18oGHpgZbHYZfcW7D8qx%2byoayEDwyjg9u%2bJLtaHL0CN3lbwPWMqwwyCxVLTabGNJlCqgPgeQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- ye.me
Embedded IP addresses
- 4.150.223.115
- 4.230.171.124
- 52.230.59.222
- 20.42.179.192
- 4.247.188.224
- 74.178.232.29
- 74.179.77.204
- 135.232.92.97
- 135.233.95.144
- 20.42.73.24
- 203.26.79.13
- 52.110.12.45
- 20.184.175.7
- 52.110.12.53
- 135.234.160.244
- 92.223.78.30
- 200.87.164.69
- 200.119.204.12
- 135.233.45.221
- 190.186.45.170
- 72.153.5.133
- 40.79.167.9
- 20.42.65.88
- 52.148.114.188
- 172.217.25.174
File paths
- H:\(x
More NabucurObfs samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report