MALICIOUS — 1f7d174cd538b18a9a747aee93a0b52bd5cdf554dc2da7389ca33ff605845966
MALICIOUS — 1f7d174cd538b18a9a747aee93a0b52bd5cdf554dc2da7389ca33ff605845966 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Astaroth family. 4 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
1f7d174cd538b18a9a747aee93a0b52bd5cdf554dc2da7389ca33ff605845966 - SHA-1:
80e1459fbe6a583173b8f1eefe0c4dfeefe6afe2 - MD5:
d301e1f0c500f57a059dda6596fe79f9 - imphash:
d0b8285184365a838ba34f4f2ef57766 - ssdeep:
96:ipTlbCzO4aVSTmrF7vDL99wQ7Bb1YReY5P:0JIT4T6 - TLSH:
T151207ACD80F81B66C73A14B61732C94E9296B0E608BD751E5D4D922D51C28A3FE62E22 - Submitted as: 1f7d174cd538b18a9a747aee93a0b52bd5cdf554dc2da7389ca33ff605845966
- File type: pe · Size: 8458 bytes
- Verdict: malicious (100/100) · Family: Astaroth
Detections (4 of 56 engines)
- ClamAV (daily): Win.Downloader.Tiny-9940499-0
- Microsoft Defender: Trojan:Win32/Astaroth.psyW!MTB
- Emsisoft (Emergency Kit): Gen:Variant.Zbot.1134
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 12 weighted signals:
- ClamAV (daily) flagged Win.Downloader.Tiny-9940499-0 (rule
Win.Downloader.Tiny-9940499-0) - engine signal, weight 0.90, confidence 0.95 - Microsoft Defender flagged Trojan:Win32/Astaroth.psyW!MTB (rule
Trojan:Win32/Astaroth.psyW!MTB) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Variant.Zbot.1134 (rule
Gen:Variant.Zbot.1134) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.Win32.Generic (rule
HEUR:Trojan.Win32.Generic) - 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 2 external host(s) and 17 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497.001, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
- communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - Dropped 1 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 - Memory forensics: 2 finding(s) elsewhere in the guest, not attributed to this sample, e.g. SSDT hook (rule
windows.ssdt.SSDT) - memory signal, weight 0.05, confidence 0.30
Dynamic analysis (windows)
10572 behavior events · 2 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- huyontop.com
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ctldl.windowsupdate.com
- update.googleapis.com
- edgedl.me.gvt1.com
- login.live.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- licensing.mp.microsoft.com
- officeclient.microsoft.com
- windows.msn.com
- odc.officeapps.live.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\fcbnaf.exe -
7cb94572d6d7d1075e5a959a231ecc351f41e8893be67e13f53594ccb28fda18
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/ea98f53a-04cb-4f17-b9d9-db88a4e098c7/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/ea98f53a-04cb-4f17-b9d9-db88a4e098c7?P1=1785377842&P2=404&P3=2&P4=l1E6ID%2bdP67CJpKOjU%2fX%2fGF9WXhFVyGpnE3i5Cg1PBeyqvAXwFOIHh5%2fQdq0yf4r1ZEEidf68dZXH8WxKtak%2fA%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://c.pki.goog/r/r1.crl
- http://x2.c.lencr.org/
- http://ye.c.lencr.org/
- http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
- http://yr.c.lencr.org/
Embedded domains
- huyontop.com
- x1.c.lencr.org
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 51.11.192.51
- 20.247.184.142
- 40.84.97.4
- 4.230.171.124
- 135.232.92.97
- 20.165.94.63
- 40.74.98.197
- 172.64.154.167
- 20.42.179.192
- 172.66.2.5
- 162.159.142.9
- 4.209.250.170
- 20.184.175.5
- 172.178.240.163
- 20.42.73.25
- 34.104.35.123
- 203.26.79.13
- 20.42.73.26
- 125.56.205.113
- 125.56.205.123
- 72.153.5.138
- 52.148.114.188
- 52.110.12.28
- 52.110.12.54
File paths
- Z:\Projects\Loader\Release\Loader.pdb
- C:\Users\admin\Downloads\fcbnaf.exe
- C:\3cabf321df1512aa0674c8f3a7a022174209c742fde3914adf6325e9497fb94b
- C:\Users\admin\Downloads\8264eb8ea02b58ae94b50dab3e3d7acbf5b71792a56ea494bd2e5837c4c8f7ff.exe
- C:\Users\admin\Downloads\909f97b3a3ad9bce5fb78649bb81c110b2f2eb31ab9913bcb3a8ab88ec82cd75.exe
- C:\Users\admin\Downloads\0e493da408634861f42d0f579448c19b989fc38c3647f8438faca05b90b532f5.exe
- C:\Users\admin\Downloads\21106dd82673193b9e37ad37bef9e191f5d811f2743eff52c359c4ae7f58a4da.exe
- C:\Users\george\Desktop\fcbnaf.exe
- C:\0fdf4efa927928effff006ee468886f728e560dab0e9ae555c7bc73051081d51
- C:\Users\r.vult\AppData\Local\Temp\dbf797b5bcab22ef0ddd1745c19d83b0.exe
- C:\Users\admin\Downloads\95d9976c353f34a30551fc19a5b29f5a6d4f2a2af86a95cd91ce8db0a24550d9.exe
- C:\16af41a25ff7d0e2c184ecb79334985a08099f4ec4208f56dcf5fc26f59a3492
- C:\Users\admin\Downloads\7a2984f707a91b60278651b676cf9ade0a5ee968627670262f78bd7ecd9479e8.exe
- C:\91e1e341e4b64333a4e3c63b743b6adfa2364da1a69294d3a1cd6dde21ebe619
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report