MALICIOUS — 3efca9e89863cd178d866cabc5d188952fb58e38f15f096d2a97cd47c1323dc9

MALICIOUS — 3efca9e89863cd178d866cabc5d188952fb58e38f15f096d2a97cd47c1323dc9 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Barys family. 7 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

SHA-256: 3efca9e89863cd178d866cabc5d188952fb58e38f15f096d2a97cd47c1323dc9
SHA-1: e322a00a912bab84f526eb4152fd9bd44f1dcdfc
MD5: ebedea2779524e591dd4448c494f398f
imphash: f11f87642badc84e7fb44e3ac9b293a4
ssdeep: 12288:GsE05umZPem7nAW04hrr54gqBTX7E2EsbTqm5XEkp0gk89pVTTUGLjO:hZ5u8PemjFrATX7fzbpi0VHUGPO
TLSH: T1B44F234DAE21C1ECD0D583E55E882DAFCD886E9E42A2795C3462C3FA57E6A4BC347041
Submitted as: 3efca9e89863cd178d866cabc5d188952fb58e38f15f096d2a97cd47c1323dc9
File type: pe · Size: 736473 bytes
Verdict: malicious (98/100) · Family: Barys

Detections (7 of 55 engines)

MalwareAnalyser heuristics (entropy/packer): Themida/VMProtect
ClamAV (daily): Win.Trojan.Generic-9916805-0
YARA: Yara-Rules community: YR_Packer_VMProtect
Detect It Easy (packer/type): DIE:Turbo Linker
Microsoft Defender: Trojan:Win32/barys.RDB!MTB
Emsisoft (Emergency Kit): Gen:Variant.Barys.160809
Kaspersky (KVRT): HEUR:Trojan.Win32.Convagent.gen

MITRE ATT&CK

T1105

Why this verdict

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

ClamAV (daily) flagged Win.Trojan.Generic-9916805-0 (rule Win.Trojan.Generic-9916805-0) - 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 21 external host(s) at runtime (16 HTTP) - network signal, weight 0.40, confidence 0.80
YARA: Yara-Rules community flagged YR_Packer_VMProtect (rule YR_Packer_VMProtect) - engine signal, weight 0.35, confidence 0.70
Detect It Easy (packer/type) flagged DIE:Turbo Linker (rule DIE:Turbo Linker) - engine signal, weight 0.35, confidence 0.70
Packing/obfuscation: Themida/VMProtect, high-entropy-sections:.vmp1, Turbo Linker - static signal, weight 0.25, confidence 0.55
Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60

Dynamic analysis (windows)

110 behavior events · 0 ATT&CK techniques · 2 dropped files.

Dropped files

C:\Program Files (x86)\emwaxnq\xinpugyejqc.exe - 5c603f347e1d6220900ffd32d1e34e691300b11e0fc19515519c4fc10c50ba38
d8bede739ccf0325b7b4592c25ceddcce2d4b0ad7cb24724dcec53ac4630e3cb - d8bede739ccf0325b7b4592c25ceddcce2d4b0ad7cb24724dcec53ac4630e3cb

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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787819479&P2=404&P3=2&P4=jD7VX8arTDXXBSmc3i%2bDJRvNDK%2bDsbKcscfpfuGfNr6YHOqolBH5KCYDqYAGt1n1A7t3niX0q%2fQR5R6PXg2hTA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com

Embedded IP addresses

4.150.223.107
57.155.101.212
4.144.132.114
4.230.171.124
135.233.95.144
13.89.179.12
74.178.240.51
135.232.92.137
52.123.129.14
20.231.239.246
52.123.128.14
162.159.142.9
4.150.223.106
135.233.45.221
85.210.193.152
203.26.79.13
135.232.92.34
52.148.114.188
72.145.35.102
52.110.12.24
52.110.12.33

File paths

Y:\e5

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report