MALICIOUS — 3b92ea570b577199c9f14db36d276c999ac6f2b74ca9956fa26fd78e70d44063

MALICIOUS — 3b92ea570b577199c9f14db36d276c999ac6f2b74ca9956fa26fd78e70d44063 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Lmir family. 7 of 56 detection engines flagged it, exhibiting 5 ATT&CK techniques.

Identification

SHA-256: 3b92ea570b577199c9f14db36d276c999ac6f2b74ca9956fa26fd78e70d44063
SHA-1: 3ad09495c7de453ddbfe8aa4163816b93e0b4e3f
MD5: 9128ebb0c9ecf24a8bb6845ad6949839
imphash: aae410db5a351d384de2e35faf59497e
ssdeep: 6144:MajdMJyFRe6azHqTG5WbWxF+WR4VyKh60yYCqQ5RGoaGozyhY:x2JylsKTXW4VyPxYVSGoaGo7
TLSH: T12F4A9DBE179F1753E6B7C71818105F9E4063F86920BD58CD5293D22CA3EECAB1A17248
Submitted as: 3b92ea570b577199c9f14db36d276c999ac6f2b74ca9956fa26fd78e70d44063
File type: pe · Size: 432880 bytes
Verdict: malicious (100/100) · Family: Lmir

Detections (7 of 56 engines)

capa (capabilities): capability:collection/keylog
MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:ÒuÛëÔ
ClamAV (daily): Win.Trojan.Lmir-22
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
Microsoft Defender: Virus:Win32/Viking.MD
Emsisoft (Emergency Kit): Generic.Delf.Lmir.A28B2EEC
Kaspersky (KVRT): Trojan-GameThief.Win32.Lmir.gen

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 17 weighted signals:

ClamAV (daily) flagged Win.Trojan.Lmir-22 (rule Win.Trojan.Lmir-22) - engine signal, weight 0.90, confidence 0.95
1 behavioral detection(s) across 1 rule(s): Registry Run Key Persistence [high] (rule tl-run-key) - dynamic signal, weight 0.60, confidence 0.90
Microsoft Defender flagged Virus:Win32/Viking.MD (rule Virus:Win32/Viking.MD) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Generic.Delf.Lmir.A28B2EEC (rule Generic.Delf.Lmir.A28B2EEC) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Trojan-GameThief.Win32.Lmir.gen (rule Trojan-GameThief.Win32.Lmir.gen) - 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: Registry Run Key Persistence (T1547.001) (rule Registry Run Key Persistence) - dynamic signal, weight 0.40, confidence 0.90
capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
Contacted 2 external host(s) and 3 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
capa (capabilities) flagged capability:collection/keylog (rule capability:collection/keylog) - engine signal, weight 0.35, confidence 0.70
MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-sections:ÒuÛëÔ (rule high-entropy-sections:ÒuÛëÔ) - engine signal, weight 0.35, confidence 0.70
persist via registry run key (rule persist via registry run key) - capa signal, weight 0.35, confidence 0.60
Packing/obfuscation: high-entropy-sections:ÒuÛëÔ - static signal, weight 0.25, confidence 0.55
enumerate processes (rule enumerate processes) - capa signal, weight 0.20, confidence 0.60
Dropped 56 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Memory forensics: 4 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)

38525 behavior events · 2 ATT&CK techniques · 58 dropped files.

Dropped files

C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jwebserver.exe - b5deb29bd000b4e767bc73a6a108227ffe202b3ecf04019fa42ebdeaeaeeb878
C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_acro.exe - b8a9d5807917687ab25ef2c5759f7f1520fda63f734924b93c86e5524d0e7f68
C:\Program Files\Adobe\Acrobat DC\Acrobat\acrobat_sl.exe - 570d33198e8d8a8e3a65d07dd561444033e1b9a583541cfebba528f22c95d07d
C:\Program Files\Adobe\Acrobat DC\Acrobat\ADNotificationManager.exe - 2a0cf94d3e46c8994911789910efb38cd11e21728b6c2b3bea4fd4fe4022e8c6
C:\Program Files\Google\Chrome\Application\151.0.7922.174\Installer\setup.exe - 02467d17ee475c802e0e13e4bc610dbfa6c8d884cba6737f5113349ba45cc71d
C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_helper_acro.exe - 377693e2ca6eefba36f61373194f572541a409cb10808b8c71d52897a6df3e8f
bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 - bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5
C:\Program Files\Google\Chrome\Application\151.0.7922.174\elevated_tracing_service.exe - a79aab8b172bf0d6da6a0f6c03348005b347792bc4949b3b8dc9ce28b54bdada
C:\Program Files\Adobe\Acrobat DC\Acrobat\ShowAppPickerForPDF.exe - 38bbd794f4473385147d0ee4711dd1364c10ba4cfef51569d844fb1c502651ba
C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jaccessinspector.exe - 381b93e42e3612d3d61acb76b353f25839316730a3b245cccedeb7a8f27aeafe
C:\Program Files\7-Zip\7zFM.exe - 91efbe161bb845baf6a6c4422f64bb5efd10c65e81838d8c22999e7000916255
C:\Program Files\Adobe\Acrobat DC\Acrobat\CPInstCU.exe - 211f96bc13ea514320f9121b441ab84b7372d35826e2329093221653194b7a80
C:\Program Files\Common Files\Adobe\Acrobat\Setup\{AC76BA86-1033-1033-7760-BC15014EA700}\setup.exe - c5f8c9a619bdcee4a0e2d572bf2f35810f7a49e1082313d561350fcb5765e5ae
C:\Program Files\7-Zip\7zG.exe - 2c999249f41a8725e03dfffa6703df511734ee5e3e34bd631bc2d583b8b57f0f
C:\Program Files\Google\Chrome\Application\chrome.exe - 64d6b40b9021581c90f62c7c5f2e3e59293d04725c6450a473965934be33d7d3

Embedded URLs

http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl

Embedded domains

crl.microsoft.com
www.microsoft.com

Embedded IP addresses

20.42.65.90
52.230.59.222
52.123.252.195
4.230.171.124
40.84.85.40
52.110.12.40
52.110.12.49
184.84.165.136
72.153.5.134
52.148.114.188
52.110.12.16
52.110.12.4

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report