MALICIOUS — 9f2bf2ce392d8f4096a11f72d45f2fb760b0ce3dd8982b54515cacd43235f29a

MALICIOUS — 9f2bf2ce392d8f4096a11f72d45f2fb760b0ce3dd8982b54515cacd43235f29a is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Salgorea family. 6 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

SHA-256: 9f2bf2ce392d8f4096a11f72d45f2fb760b0ce3dd8982b54515cacd43235f29a
SHA-1: 34a930dd0ab84be30df527a31599fafedf7a7837
MD5: ae7a1a80446834549ae963eab3c444bd
imphash: c9b6c3da312e87a7377bab0dcbaf2d4a
ssdeep: 24576:SypW9SgLNZaOdcTMuUvxIgYGuGXexJKxa3DE1x39bvW6wdJUSJO4:St9SgLNZa6xIFsxaTCH2rO4
TLSH: T1185433598E6858D4D1E63B4CB08B4E1F45E50EF2D51CFAEB51A2B2131A61227FE300DE
Submitted as: 9f2bf2ce392d8f4096a11f72d45f2fb760b0ce3dd8982b54515cacd43235f29a
File type: pe · Size: 1108132 bytes
Verdict: malicious (100/100) · Family: Salgorea

Detections (6 of 56 engines)

MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:
ClamAV (daily): Win.Malware.Zusy-9781883-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
Detect It Easy (packer/type): DIE:Microsoft Linker
Microsoft Defender: Trojan:Win32/Salgorea.VRR!MTB
Kaspersky (KVRT): Backdoor.Win32.Salgorea.id

MITRE ATT&CK

T1543.003

Why this verdict

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

ClamAV (daily) flagged Win.Malware.Zusy-9781883-0 (rule Win.Malware.Zusy-9781883-0) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged Trojan:Win32/Salgorea.VRR!MTB (rule Trojan:Win32/Salgorea.VRR!MTB) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Backdoor.Win32.Salgorea.id (rule Backdoor.Win32.Salgorea.id) - engine signal, weight 0.55, confidence 0.85
YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70
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 4 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule DIE:Microsoft Linker) - engine signal, weight 0.35, confidence 0.70
MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-sections: (rule high-entropy-sections:) - engine signal, weight 0.35, confidence 0.70
Packing/obfuscation: high-entropy-sections:, Microsoft Linker - static signal, weight 0.25, confidence 0.55
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)

161 behavior events · 1 ATT&CK techniques · 5 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\FE45.tmp - 4d90608b6d148e53b03104e39d8853cbca99717ad183b4bf98cc1c42467d72ed
cdab9660cf25db7302b108a6c280b4af5d8f8d9271b48d554c3e76f34b7a51f2 - cdab9660cf25db7302b108a6c280b4af5d8f8d9271b48d554c3e76f34b7a51f2
32990d908bd4028bc8c01917258547131ed07e6e452757f4152d938e0f2a3bf8 - 32990d908bd4028bc8c01917258547131ed07e6e452757f4152d938e0f2a3bf8
6d5688e8c2bc105ab282adf14dda5805c892867d9424bff40902386d98d8e0e2 - 6d5688e8c2bc105ab282adf14dda5805c892867d9424bff40902386d98d8e0e2
56a3877aad0355a1d3e5e0e2dc72aeb5826a4b1eb9b2c890f258b9c509cb2d4d - 56a3877aad0355a1d3e5e0e2dc72aeb5826a4b1eb9b2c890f258b9c509cb2d4d

Embedded URLs

http://schemas.microsoft.com/SMI/2005/WindowsSettings
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl

Embedded domains

schemas.microsoft.com

Embedded IP addresses

20.184.175.20
4.230.171.124
4.247.188.224
52.230.59.222
52.253.84.76
135.232.92.137
40.74.98.197
135.232.92.97
172.64.154.167
162.159.142.9
52.110.12.4
52.110.12.50

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report