MALICIOUS — 80a3e414d9a882418af8d857c43ab06ef19e891f8a3441f16abce0162bb6ce00

MALICIOUS — 80a3e414d9a882418af8d857c43ab06ef19e891f8a3441f16abce0162bb6ce00 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Chinky family. 4 of 56 detection engines flagged it, exhibiting 5 ATT&CK techniques.

Identification

• SHA-256: 80a3e414d9a882418af8d857c43ab06ef19e891f8a3441f16abce0162bb6ce00
• SHA-1: affd5f865b77ec40ae284130323633a7817c6338
• MD5: c2cc37c9739acf078db6de94d71e150e
• imphash: 6a24b40325db5d0d187ce51729c21de7
• ssdeep: 768:xXImpnBa3LpuU4eo6+9A/v/bVlbdfs3OfKDHGIHY56W:xXIZpx4eo6y43wY56W
• TLSH: T17C45952A0525E746C0A2FA23DD1E1F1C04CE3680241F642D2DFA83E9D6D66BFD125ADC
• Submitted as: 80a3e414d9a882418af8d857c43ab06ef19e891f8a3441f16abce0162bb6ce00
• File type: pe · Size: 290816 bytes
• Verdict: malicious (100/100) · Family: Chinky

Detections (4 of 56 engines)

• ClamAV (daily): Win.Dropper.Agent-36328
• Microsoft Defender: Worm:Win32/Vobfus.F
• Emsisoft (Emergency Kit): Gen:Trojan.Chinky.2
• Kaspersky (KVRT): Trojan.Win32.VB.bbhv

MITRE ATT&CK

• T1057
• T1547.001
• T1543.003
• T1112
• T1105

Why this verdict

The malicious score of 100/100 is the fusion of 11 weighted signals:

• ClamAV (daily) flagged Win.Dropper.Agent-36328 (rule Win.Dropper.Agent-36328) - engine signal, weight 0.90, confidence 0.95
• Microsoft Defender flagged Worm:Win32/Vobfus.F (rule Worm:Win32/Vobfus.F) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Gen:Trojan.Chinky.2 (rule Gen:Trojan.Chinky.2) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged Trojan.Win32.VB.bbhv (rule Trojan.Win32.VB.bbhv) - engine signal, weight 0.55, confidence 0.85
• Observed at runtime: Registry Run Key Persistence (T1547.001) (rule Registry Run Key Persistence) - dynamic signal, weight 0.40, confidence 0.90
• Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
• Contacted 21 external host(s) and 12 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• enumerate processes (rule enumerate processes) - capa signal, weight 0.20, 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: 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)

65842 behavior events · 3 ATT&CK techniques · 5 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• ns1.theimageparlour.net
• c.pki.goog
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org
• b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• wpad
• 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 252.0.0.224.in-addr.arpa.
• ns3.theimageparlour.net
• settings-win.data.microsoft.com
• tas02.sls.update.microsoft.com
• 11.196.210.85.in-addr.arpa.
• v10.events.data.microsoft.com
• 168.117.168.52.in-addr.arpa.

Dropped files

• C:\Users\analyst\zeabem.exe - 70ac5ad442a16262d99a0bf26cb1379f35514e564331fbdf81f7fc7f72da1cfc
• 5ce755880b29ba2389f82eea8f8e5f0fe33201c9f220de67178fe16b75de64fb - 5ce755880b29ba2389f82eea8f8e5f0fe33201c9f220de67178fe16b75de64fb
• 638f33efc72e400ff24753a5c3d7a0a4de9b81ec97e6041091ab6b8dc0ecf4a9 - 638f33efc72e400ff24753a5c3d7a0a4de9b81ec97e6041091ab6b8dc0ecf4a9
• 6efee2f51e5580d6901f626935d990cc000d5e698aea3caffc249beee9de0f2b - 6efee2f51e5580d6901f626935d990cc000d5e698aea3caffc249beee9de0f2b
• fc842a73c6fd577dd3c223dfb39f7e6d1aa36f19e4b47491b8e769fd0163c59b - fc842a73c6fd577dd3c223dfb39f7e6d1aa36f19e4b47491b8e769fd0163c59b

Embedded URLs

• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl
• http://c.pki.goog/r/gsr1.crl
• http://c.pki.goog/r/r4.crl
• 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

• ns3.theimageparlour.net
• x1.c.lencr.org
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org
• ns1.theimageparlour.net

Embedded IP addresses

• 4.150.223.110
• 52.123.252.224
• 4.150.223.106
• 172.172.255.216
• 85.210.193.152
• 104.46.162.231
• 85.210.196.11
• 20.50.80.215
• 4.247.188.224
• 52.168.117.168
• 52.168.112.67
• 20.42.179.192
• 52.123.252.219
• 52.148.114.188
• 40.84.85.40
• 20.165.94.63
• 135.233.95.144
• 72.145.35.102
• 20.184.175.12
• 72.145.35.97
• 20.50.201.203
• 20.50.201.205
• 20.184.175.22
• 172.172.255.218
• 172.215.188.232

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report