MALICIOUS — 7b920d8661827a2c669411c13da5796f38d47579b30b7200507c4f432e3454c3
MALICIOUS — 7b920d8661827a2c669411c13da5796f38d47579b30b7200507c4f432e3454c3 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Machaer family. 3 of 56 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
7b920d8661827a2c669411c13da5796f38d47579b30b7200507c4f432e3454c3 - SHA-1:
7ae0b6329c60190258269d8dbde21f17e875a102 - MD5:
ec96f813b80200b8034453079c49af64 - imphash:
c1360a5f45017045b9af79d33220b0bf - ssdeep:
3072:+5ERKdsNSE8jWf+FnGevgjFA+WzmLpJhJ4RpS:+wB8qonGeoFA0lyp - TLSH:
T195408EDC42267300EA73DA616D056E1DE093B4DB227E399D0B4BC12F36E3D2FA924159 - Submitted as: 7b920d8661827a2c669411c13da5796f38d47579b30b7200507c4f432e3454c3
- File type: pe · Size: 174784 bytes
- Verdict: malicious (99/100) · Family: Machaer
Detections (3 of 56 engines)
- ClamAV (daily): Win.Malware.Mailru-6804164-0
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Kaspersky (KVRT): not-a-virus:HEUR:AdWare.Win32.Machaer.gen
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 12 weighted signals:
- ClamAV (daily) flagged Win.Malware.Mailru-6804164-0 (rule
Win.Malware.Mailru-6804164-0) - engine signal, weight 0.90, confidence 0.95 - Kaspersky (KVRT) flagged not-a-virus:HEUR:AdWare.Win32.Machaer.gen (rule
not-a-virus:HEUR:AdWare.Win32.Machaer.gen) - 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) across 1 rule(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 3 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1082 - dynamic signal, weight 0.40, confidence 0.75
- YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://tl.symcb.com/tl.crl0, https://www.thawte.com/cps0/, https://www.thawte.com/repository0W - static signal, weight 0.35, confidence 0.60
- communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90 - Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
- Memory forensics: 3 finding(s) elsewhere in the guest, not attributed to this sample, e.g. process hidden from a listing (rule
windows.psxview.PsXView) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
1614 behavior events · 2 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- gosoftdl.mail.ru
- update.googleapis.com
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- licensing.mp.microsoft.com
- config.edge.skype.com
- windows.msn.com
- www.msn.com
- officeclient.microsoft.com
- odc.officeapps.live.com
- assets.msn.com
- www.bing.com
- th.bing.com
- edge.microsoft.com
- time.windows.com
Dropped files
- C:\ProgramData\Mail.Ru\Id -
a77d2d57a938ae5c19899ad8a54a150bad24a5da52dc2eb9004a936c6b92fb42
Embedded URLs
- http://tl.symcb.com/tl.crl0
- https://www.thawte.com/cps0/
- https://www.thawte.com/repository0W
- http://tl.symcb.com/tl.crt0
- http://t1.symcb.com/ThawtePCA.crl0
- http://ts-aia.ws.symantec.com/tss-ca-g2.cer0
- http://ts-crl.ws.symantec.com/tss-ca-g2.crl0
- http://crl.thawte.com/ThawteTimestampingCA.crl0
- https://gosoftdl.mail.ru/switcher_pd_3_9.exe
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded domains
- tl.symcb.com
- www.thawte.com
- t1.symcb.com
- ts-aia.ws.symantec.com
- ts-crl.ws.symantec.com
- crl.thawte.com
- gosoftdl.mail.ru
Embedded IP addresses
- 20.42.73.24
- 20.247.184.197
- 4.230.171.124
- 104.18.33.89
- 91.231.134.1
- 52.110.12.44
- 52.110.12.24
- 57.154.63.210
- 52.110.12.49
- 52.110.12.53
- 72.145.35.100
- 52.148.114.188
File paths
- D:\Build\desktop_apps\_out\launcher.pdb
- X:\:`:d:h:l:p:t:x:
- T:\:d:l:t:
- P:\:
- D:\Build\desktop_apps\launcher\json/gason.h
- C:\Build\boost_1_60_0\boost/optional/optional.hpp
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report