MALICIOUS — tsk_d8c3e1016fac4207.exe

MALICIOUS — tsk_d8c3e1016fac4207.exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Miancha family. 5 of 55 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

SHA-256: 3d0ed1d74c277dc0a291c083c69e99fb87974f287ec0316758b8638d324a6369
SHA-1: 925903c8ff0cc7d0a8d0782b56d3f04b99b3d251
MD5: 34a54a6a20aef2ac7095166ba1949bc8
imphash: bef229bd8a414afbbd1edba1aeb00206
ssdeep: 384:Q98xUHQNRuY3HHny4Ng8zLeicer6TfRlMVwKS34souRCUtGz5Wg:TwIRuk/gop2tlKS3D/R2z5Wg
TLSH: T13C2F7E89C724A6AED382A51238819C9FE52173FFA524E99F24D4C7748CF4C37BCA1944
Submitted as: tsk_d8c3e1016fac4207.exe
File type: pe · Size: 32768 bytes
Verdict: malicious (99/100) · Family: Miancha

Detections (5 of 55 engines)

YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
ClamAV (daily): Win.Trojan.Kazy-6838217-0
Microsoft Defender: Trojan:Win32/Injector.ARA!MTB
Emsisoft (Emergency Kit): Gen:Variant.Downloader.849
Kaspersky (KVRT): HEUR:Trojan.Win32.Miancha.gen

MITRE ATT&CK

YARA

Windows_Injection_Api_Combo

Why this verdict

The malicious score of 99/100 is the fusion of 7 weighted signals:

ClamAV (daily) flagged Win.Trojan.Kazy-6838217-0 (rule Win.Trojan.Kazy-6838217-0) - engine signal, weight 0.90, confidence 0.95
Process injection API combination (rule Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90
Dropped a malicious payload (Kazy): tsk_fee592f211424212.exe - dynamic signal, weight 0.62, confidence 0.90
Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
1 behavioral detection(s): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.40, confidence 0.90
Contacted 17 external host(s) at runtime (18 HTTP) - network signal, weight 0.40, confidence 0.80
persist via registry run key (rule persist via registry run key) - capa signal, weight 0.35, confidence 0.60

Dynamic analysis (windows)

114 behavior events · 1 ATT&CK techniques · 1 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\tsk_fee592f211424212.exe - 7aeba40ac3ac9d80605712da4aa015fbb5694a5ee54066cdde3629619fbb5292

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=1787679963&P2=404&P3=2&P4=QWsP7ZHc1TiwSyoAxaJ7D%2bQLSqoPK3Y%2fYcPGDiUIIjPGSofy4hbWvvCR9m1ndggpx%2f0Qn4yAevLWTsWsQAifoQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787679991&P2=404&P3=2&P4=XKNSLQsY%2fBB5ztX18uoSaB26Uqd4UfZUk0%2bV0jA2UsEvuSZeGbcvaKEUUv0FIn4m%2b2K0A3CgfvPkkAcAQwr3FA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com

Embedded IP addresses

52.168.117.169
20.247.184.142
40.84.97.4
4.230.171.124
135.233.95.80
74.179.77.204
74.179.77.164
203.26.79.13
52.123.128.14
20.236.44.162
52.168.117.175
135.233.45.222
52.148.114.188
92.223.78.30
72.153.5.134
52.110.12.22
52.110.12.48

Registry keys

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report