MALICIOUS — 4b52969f3d51129d1355e03619226e16c2436a2de0bc232614bedc2934e07231

MALICIOUS — 4b52969f3d51129d1355e03619226e16c2436a2de0bc232614bedc2934e07231 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Beebone family. 7 of 56 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

SHA-256: 4b52969f3d51129d1355e03619226e16c2436a2de0bc232614bedc2934e07231
SHA-1: ba330baeb40478f87a888f739f58c041e97a5476
MD5: eabe78142610e83812c397f33fb24aba
imphash: 1bf41e5eccfe66b9b45a836c645ecf87
ssdeep: 6144:FUORK1ttbV3kSobTYZGiNdniCoh+KiEtac71q:FytbV3kSoXaLnToslIac74
TLSH: T1A7478DA7811B2161E9F6D9A0ACA04CECDC32F43C643AE58C9A03DC9DB0D6977D4F1592
Submitted as: 4b52969f3d51129d1355e03619226e16c2436a2de0bc232614bedc2934e07231
File type: pe · Size: 323600 bytes
Verdict: malicious (100/100) · Family: Beebone

Detections (7 of 56 engines)

capa (capabilities): capability:credential-access
ClamAV (daily): Win.Malware.Beebone-9762279-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
YARA: Yara-Rules community: YR_AntiDebug_Checks
Microsoft Defender: Trojan:Win64/Lazy!pz
Emsisoft (Emergency Kit): Trojan.Agent.GHOL
Kaspersky (KVRT): HEUR:Trojan.Win32.SelfDel.vho

MITRE ATT&CK

Why this verdict

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

ClamAV (daily) flagged Win.Malware.Beebone-9762279-0 (rule Win.Malware.Beebone-9762279-0) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged Trojan:Win64/Lazy!pz (rule Trojan:Win64/Lazy!pz) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Trojan.Agent.GHOL (rule Trojan.Agent.GHOL) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged HEUR:Trojan.Win32.SelfDel.vho (rule HEUR:Trojan.Win32.SelfDel.vho) - 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
access stored credentials (rule access stored credentials) - capa signal, weight 0.50, confidence 0.80
Contacted 4 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70
capa (capabilities) flagged capability:credential-access (rule capability:credential-access) - engine signal, weight 0.35, confidence 0.70
Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
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)

326 behavior events · 0 ATT&CK techniques · 1 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\BUCOWURHEF.exe - f4880e78ba053b235f8483faa926ae5fb4afecb665ce8d89fa2297caec13dd40

Embedded URLs

http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl

Embedded IP addresses

4.150.223.101
85.210.196.11
4.230.171.124
40.84.97.4
4.155.94.229
74.179.77.164
4.150.223.111
20.165.94.63
104.18.33.89
52.110.12.32
52.110.12.25

File paths

C:\Users\swe_r\source\repos\LoaderRepacker\x64\Release\LoaderRepacker.pdb

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report