MALICIOUS — a8f773d1fccac4ba0e599d181d45c88edcd82257aef5d67fabca3b089b978383

MALICIOUS — a8f773d1fccac4ba0e599d181d45c88edcd82257aef5d67fabca3b089b978383 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the BlackMoon family. 8 of 52 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

SHA-256: a8f773d1fccac4ba0e599d181d45c88edcd82257aef5d67fabca3b089b978383
SHA-1: 13864faec6d2d93a8c2d3d178668793c52dea993
MD5: e0c5de4f2ba3108cef68511ad8ac1b42
imphash: 9dacd5fc505421be83fd9ef325d44b59
ssdeep: 1536:mAocdpeVoBDulhzHMb7xNAa04Mcg5IKvlNJiRXDKFjI+pZm5E:0cdpeeBSHHMHLf9RyIEQ5KXZn
TLSH: T1963B1B6796A3A4C9C93470AF3F4E73917400BDF00653798625ACE28FBDA758B46834C6
Submitted as: a8f773d1fccac4ba0e599d181d45c88edcd82257aef5d67fabca3b089b978383
File type: pe · Size: 102114 bytes
Verdict: malicious (98/100) · Family: BlackMoon

Detections (8 of 52 engines)

MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:.MPRESS1
ClamAV (daily): Win.Trojan.BlackMoon-4255490-1
YARA: Yara-Rules community: YR_Packer_ASPack_MPRESS
Detect It Easy (packer/type): DIE:MPRESS 2.01-2.12
Kaspersky (KVRT): Trojan-Dropper.Win32.Dinwod.acqn
Microsoft Defender: Trojan:Win32/Blackmoon!rfn
Emsisoft (Emergency Kit): Adware.GenericKD.61151796
Trellix Stinger (McAfee): Trojan-FPCQ!BA60F51D4D97

MITRE ATT&CK

T1112

Why this verdict

The malicious score of 98/100 is the fusion of 7 weighted signals:

ClamAV (daily) flagged Win.Trojan.BlackMoon-4255490-1 (rule Win.Trojan.BlackMoon-4255490-1) - engine signal, weight 0.90, confidence 0.95
Memory forensics: 2 finding(s), e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85
Contacted 36 external host(s) at runtime (15 HTTP) - network signal, weight 0.40, confidence 0.80
YARA: Yara-Rules community flagged YR_Packer_ASPack_MPRESS (rule YR_Packer_ASPack_MPRESS) - engine signal, weight 0.35, confidence 0.70
Detect It Easy (packer/type) flagged DIE:MPRESS 2.01-2.12 (rule DIE:MPRESS 2.01-2.12) - engine signal, weight 0.35, confidence 0.70
Packing/obfuscation: high-entropy-sections:.MPRESS1, MPRESS 2.01-2.12 - 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)

711 behavior events · 1 ATT&CK techniques · 24 dropped files.

Dropped files

/opt/CAPEv2/storage/analyses/10254/files/bd4925a4ebe15ab73061404ac5aa540653db85587b7e3883e10bb78f233d4172 - bd4925a4ebe15ab73061404ac5aa540653db85587b7e3883e10bb78f233d4172
/opt/CAPEv2/storage/analyses/10254/files/6532403a53ea571263da28b0851ba19f5d6fc83c889025f60651d7ac77ded89e - 6532403a53ea571263da28b0851ba19f5d6fc83c889025f60651d7ac77ded89e
/opt/CAPEv2/storage/analyses/10254/files/e5cb9759689f956f83e05222daeea9ef5da3befcb34ad10c22c9e30ebbcde308 - e5cb9759689f956f83e05222daeea9ef5da3befcb34ad10c22c9e30ebbcde308
/opt/CAPEv2/storage/analyses/10254/files/45ff768d06edb17bb054313d934399c83b3263dd9684ae84493b38643be5bb31 - 45ff768d06edb17bb054313d934399c83b3263dd9684ae84493b38643be5bb31
/opt/CAPEv2/storage/analyses/10254/files/ef75e45b58f375ae1b2cc4a59cc98d4b5d32771912b84cb7dc074e4b2e68827a - ef75e45b58f375ae1b2cc4a59cc98d4b5d32771912b84cb7dc074e4b2e68827a
/opt/CAPEv2/storage/analyses/10254/files/d52e92c5d2852180fb329a93dea9e93d310c0a037daad8ca2b0ba147e1a3bd1d - d52e92c5d2852180fb329a93dea9e93d310c0a037daad8ca2b0ba147e1a3bd1d
/opt/CAPEv2/storage/analyses/10254/files/4f2835a770e338848c24d27530501f11bf40c0c7e61147b96bb94834c08f4740 - 4f2835a770e338848c24d27530501f11bf40c0c7e61147b96bb94834c08f4740
/opt/CAPEv2/storage/analyses/10254/files/bda722020b73567b5b0062c9cd5eb0d42654fb5953680ed1399a0570d4a1ba98 - bda722020b73567b5b0062c9cd5eb0d42654fb5953680ed1399a0570d4a1ba98
/opt/CAPEv2/storage/analyses/10254/files/d16aa9c12e68b1592e3e457e440a2c56da8c8964641e3a28763e423d3cdb06f0 - d16aa9c12e68b1592e3e457e440a2c56da8c8964641e3a28763e423d3cdb06f0
/opt/CAPEv2/storage/analyses/10254/files/6f293a10e96794c518d1fbd6f7399f4a1639d3985f9454b3b35ba8b6fa22be40 - 6f293a10e96794c518d1fbd6f7399f4a1639d3985f9454b3b35ba8b6fa22be40
/opt/CAPEv2/storage/analyses/10254/files/82276684f00bb000290976c45b94fdb736a5ce183897c1b710e9f96befda7da3 - 82276684f00bb000290976c45b94fdb736a5ce183897c1b710e9f96befda7da3
/opt/CAPEv2/storage/analyses/10254/files/c3470002d805e7e6a1343608afb80faa6109e0351a27d94aeef57fd12ba91aa3 - c3470002d805e7e6a1343608afb80faa6109e0351a27d94aeef57fd12ba91aa3
/opt/CAPEv2/storage/analyses/10254/files/ca07399e192aceff66612aa3bb8913a6c1564dd4f423f7574fc1de9e6e45b4ae - ca07399e192aceff66612aa3bb8913a6c1564dd4f423f7574fc1de9e6e45b4ae
/opt/CAPEv2/storage/analyses/10254/files/78a408c63f815ab6f0239465772bcca7e4401157e1346ce385ac4975d6dc847d - 78a408c63f815ab6f0239465772bcca7e4401157e1346ce385ac4975d6dc847d
/opt/CAPEv2/storage/analyses/10254/files/d2c61fffdc53aeaace0da6da06e8fc01cc6db129d6324b3cf05654ba1cf62990 - d2c61fffdc53aeaace0da6da06e8fc01cc6db129d6324b3cf05654ba1cf62990

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=1786447648&P2=404&P3=2&P4=iLOr0i4UuWqCkw%2fLvWTCyTIB1Og1o98yPjkJhna4YQRggHKL%2fwHgCMRSqhYt5xYuEk6No2UNxundrCWX6tgbXw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.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=1786447755&P2=404&P3=2&P4=ggrr1GhYb3zNm8WS7UtfwxRY9kz8Fu4Lqcat14EItYHQmnO7bL8GZmnB7HbRDtFg36D0OZ4jRndKJerGUgoTBg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com

Embedded IP addresses

52.168.117.171
20.247.185.124
4.230.171.124
4.144.132.114
48.211.4.16
74.178.76.128
135.233.95.135
20.184.175.10
13.69.116.104
172.178.240.161
203.26.79.13
20.184.175.21
4.150.223.114
52.123.252.197
74.179.71.159
52.148.114.188
72.154.7.111
57.155.104.224
52.110.12.38
52.110.12.19

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report