MALICIOUS — 2b73983c4d944d594d38b2bb783233baa693eaeb64a1959541381d15e5997535
MALICIOUS — 2b73983c4d944d594d38b2bb783233baa693eaeb64a1959541381d15e5997535 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the HUILoader family. 7 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
2b73983c4d944d594d38b2bb783233baa693eaeb64a1959541381d15e5997535 - SHA-1:
05df234ba09cfcdb6cf8cf64384b4d4e58a8c53f - MD5:
202971e7e3bf2fc26c7b33caca6f9d5f - imphash:
b10d16eedb1085ef7262dfc4ab03be6f - ssdeep:
12288:KaFhNGpWth9LGuQix1c60yXaX/KLPOtXYqRZyYX:9FhNGpWthhGl/ieZZ - TLSH:
T1FD4B7C9D211FB60DE23285642B50CE5C285AF0AB61793B4DD3C6A62FC7AB3335439076 - Submitted as: 2b73983c4d944d594d38b2bb783233baa693eaeb64a1959541381d15e5997535
- File type: pe · Size: 491321 bytes
- Verdict: malicious (98/100) · Family: HUILoader
Detections (7 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Malware.Genpack-9875154-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- Detect It Easy (packer/type): DIE:UPX
- Microsoft Defender: Virus:Win32/Sivis.A
- Emsisoft (Emergency Kit): Win32.Sivis.A
- Kaspersky (KVRT): Virus.Win32.Agent.es
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 9 weighted signals:
- ClamAV (daily) flagged Win.Malware.Genpack-9875154-0 (rule
Win.Malware.Genpack-9875154-0) - engine signal, weight 0.90, confidence 0.95 - Contacted 32 external host(s) at runtime (25 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497 - 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:UPX (rule
DIE:UPX) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://creativecommons.org/publicdomain/zero/1.0/, https://d.symcb.com/rpa0, http://s.symcb.com/universal-root.crl0 - static signal, weight 0.35, confidence 0.60
- Packing/obfuscation: UPX, high-entropy-sections:UPX1 - static signal, weight 0.25, confidence 0.55
- Dropped 83 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
- Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
25467 behavior events · 0 ATT&CK techniques · 98 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
- c.pki.goog
- 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
Dropped files
- C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-debug-l1-1-0.dll -
29d6876224dc658d3f78068245d64821818fa414fbfcced7088070bbca0b89c6 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-processthreads-l1-1-1.dll -
69d5873adfb35574b0a2e1746258f35371e5a8aa1d8f00908cd230e1d6e981b7 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-processthreads-l1-1-0.dll -
58806cf4cc75203452313427d2b0dd182995666828ed97d02df18c19a89ea348 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-environment-l1-1-0.dll -
f7be83e842087dd72e23911ecd00aefff0f67f804f285f4a04421e8a6de74e44 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-utility-l1-1-0.dll -
8dcb69f476fac24bf2864e0737e6991bef17f1407380cfd3e99025d000cc4928 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-profile-l1-1-0.dll -
800468af8bc0e585ac01dd10790911bf793859ff58b87ea1a5bafa472f45bb32 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\j2pcsc.dll -
6417050d51d36ef27b42f6a47311b0d51dd2181b4139e76fbf5d9059030fb65a - 91be2d7456bab0aac7dea1800b2c700fd62958e7f8cc92b1667731bf04658e99 -
91be2d7456bab0aac7dea1800b2c700fd62958e7f8cc92b1667731bf04658e99 - ae015b518ec5e7d53fd7b422878956e54005479079930de04588e1051843166d -
ae015b518ec5e7d53fd7b422878956e54005479079930de04588e1051843166d - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\management.dll -
66c3936f0dae4bfec84df73be76ee97185fe84e2225e0b23312e52ea6e2d47e5 - C:\800.ini -
4e29f3608b0b34df5dcf5b7350389b70276417fa06b811c0f6075c38b2ee910a - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\keytool.exe -
d053b2ee0f22ad12221940d648ab41aadc18da1e38b699f030cd946385b60a58 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-crt-runtime-l1-1-0.dll -
915f00178a7d18f2159293a6313bc1095100bd14f3e7d5840019bc5971b01c72 - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-console-l1-1-0.dll -
2717679465843f61daa3e7fb08b12082488c263cbf349b5389892d4cf79a8f4e - C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\api-ms-win-core-memory-l1-1-0.dll -
42e742b8625e43f2cbf4ff59f9006469f3b41782f202c0856716bdc3350d00f4
Embedded URLs
- http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
- http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
- http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
- http://www.microsoft.com/windows0
- http://www.microsoft.com/pki/certs/MicCodSigPCA_2010-07-06.crt0
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
- http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
- http://creativecommons.org/publicdomain/zero/1.0/
- https://www.digicert.com/CPS0
- http://cacerts.digicert.com/DigiCertEVCodeSigningCA-SHA2.crt0
- http://cacerts.digicert.com/DigiCertHighAssuranceEVRootCA.crt0
- http://crl3.digicert.com/DigiCertHighAssuranceEVRootCA.crl0@
- http://crl4.digicert.com/DigiCertHighAssuranceEVRootCA.crl0
- http://www.digicert.com/ssl-cps-repository.htm0
- https://d.symcb.com/rpa0
- http://s.symcb.com/universal-root.crl0
- https://d.symcb.com/rpa0@
- http://ts-crl.ws.symantec.com/sha256-tss-ca.crl0
- http://ts-aia.ws.symantec.com/sha256-tss-ca.cer0
- http://www.adobe.com/go/reader_system_reqs_kr
- https://www.gnu.org/software/automake/manual/automake.html
- http://fsmsh.com/2753
- https://autotools.io/index.html
- http://miller.emu.id.au/pmiller/books/rmch/
- http://office.microsoft.com/0
Embedded domains
- crl.microsoft.com
- www.microsoft.com
- creativecommons.org
- crl3.digicert.com
- crl4.digicert.com
- www.digicert.com
- cacerts.digicert.com
- d.symcb.com
- s.symcb.com
- ts-crl.ws.symantec.com
- ts-aia.ws.symantec.com
- www.adobe.com
- helpx.adobe.com
- www.gnu.org
- fsmsh.com
- autotools.io
- miller.emu.id.au
- office.microsoft.com
- cgi1.adobe.com
Embedded IP addresses
- 11.0.07.79
- 52.178.17.232
- 52.123.252.234
- 4.230.171.124
- 40.84.85.40
- 20.247.184.142
- 52.123.252.227
- 74.178.76.128
- 20.165.94.54
- 52.123.252.236
- 20.42.73.28
- 40.103.64.226
- 20.76.201.171
- 52.123.129.14
- 52.123.128.14
- 162.159.142.9
- 203.26.79.13
- 135.234.160.246
- 52.123.252.240
- 135.232.92.34
- 52.148.114.188
- 135.234.160.244
- 52.110.12.28
- 52.110.12.31
- 72.154.7.113
File paths
- J:\:q:
- X:\:`:d:h:l:p:t:x:
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report