MALICIOUS — 6c7a80242597fe31711c0227fb659f31ca9726bd78937ab7cd406b19f21edae2

MALICIOUS — 6c7a80242597fe31711c0227fb659f31ca9726bd78937ab7cd406b19f21edae2 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: 6c7a80242597fe31711c0227fb659f31ca9726bd78937ab7cd406b19f21edae2
SHA-1: 749eaf589b05e9ac5ff2420ead74fa6eeb527536
MD5: 6aa2e19f0e8e2a9ec42d3825db5b1784
imphash: aae410db5a351d384de2e35faf59497e
ssdeep: 6144:AajdMJb6SqIqOq2eJCdlCgyVQr1jnfFp:92JbM2yYl9yqb
TLSH: T1EB448D7A176F3713D6BBD61818006FAE4022F87A117E64CC62A7C53DE3FAC6B1650249
Submitted as: 6c7a80242597fe31711c0227fb659f31ca9726bd78937ab7cd406b19f21edae2
File type: pe · Size: 255372 bytes
Verdict: malicious (100/100) · Family: Lmir

Detections (7 of 56 engines)

capa (capabilities): capability:collection/keylog
ClamAV (daily): Win.Trojan.Lmir-22
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
Microsoft Defender: Virus:Win32/Viking!atmnm
Emsisoft (Emergency Kit): GenPack:Generic.Delf.Lmir.CE051F6F
Trellix Stinger (McAfee): PWS-FCMH!6AA2E19F0E8E
Kaspersky (KVRT): Trojan.Win32.Patched.rv

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 15 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!atmnm (rule Virus:Win32/Viking!atmnm) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged GenPack:Generic.Delf.Lmir.CE051F6F (rule GenPack:Generic.Delf.Lmir.CE051F6F) - engine signal, weight 0.55, confidence 0.85
Trellix Stinger (McAfee) flagged PWS-FCMH!6AA2E19F0E8E (rule PWS-FCMH!6AA2E19F0E8E) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Trojan.Win32.Patched.rv (rule Trojan.Win32.Patched.rv) - 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
persist via registry run key (rule persist via registry run key) - capa signal, weight 0.35, confidence 0.60
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

Dynamic analysis (windows)

39535 behavior events · 2 ATT&CK techniques · 58 dropped files.

Dropped files

C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_acro.exe - b8a9d5807917687ab25ef2c5759f7f1520fda63f734924b93c86e5524d0e7f68
C:\Program Files\Google\Chrome\Application\151.0.7922.174\elevation_service.exe - 14f86707f308d9476e70507a3edb1912c2dc9a6d89d7652b54a3875ae440b8bc
C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_helper_acro.exe - 377693e2ca6eefba36f61373194f572541a409cb10808b8c71d52897a6df3e8f
C:\Program Files\7-Zip\Uninstall.exe - 585cd3bb5223fe7aae7d33ea67edf8b2edfd8f52cd287830c452b56b8512cfca
C:\Program Files\Adobe\Acrobat DC\Acrobat\ShowAppPickerForPDF.exe - b589324d167f6f250934ea9c3c7177856a4933bd1406d0f52a38fd119569d7b2
bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 - bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5
C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jrunscript.exe - 74751227601535eac3c6fc3b86fd8390d6d577121e01cbaaa534994ca2cbbe16
C:\Program Files\Adobe\Acrobat DC\Acrobat\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe - ee790fee431f39a439108edfaa88f8d78cc0e6ccdff60470566baa33174fa3ff
C:\Program Files\Common Files\Adobe\Acrobat\Setup\{AC76BA86-1033-1033-7760-BC15014EA700}\setup.exe - c734253775f39a6bdf4c95195eba437ea5d5c32fedbbf4301233123f67946514
C:\Program Files\Adobe\Acrobat DC\Acrobat\AcrobatInfo.exe - 637fb4f5ec3c1bd3d0eadce5e91e29f9d86986fc5d90072dfc1b4d0a53549081
C:\Program Files\Adobe\Acrobat DC\Acrobat\x86\Acrobat\Acrobat.exe - 698f79937dc7b693633e00453acea137673a666e8b98c796d14fb8a41df1fdac
C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\java.exe - 699ab5586411323b78f3e4044d6e0abfdfab242cb0f25893dcf2737470125e57
C:\Program Files\Adobe\Acrobat DC\Acrobat\plug_ins\pi_brokers\32BitMAPIBroker.exe - 42e130f38fc62b6984cb7bcc80125270d8a57797945511cab81cafbadeff4705
C:\Windows\GOG.exe - 6bfe800d6393dcca07ade0e1a7be5795cd482f164a0d1735202dee97044a5ade
C:\Program Files\Adobe\Acrobat DC\Acrobat\AcroBroker.exe - 7ab807b2f85d1de86a4ddbdc9efffe045c74d75668f9e7428999e863a062507b

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
aefd.nelreports.net

Embedded IP addresses

4.150.223.100
52.123.252.247
20.247.184.197
4.230.171.124
172.64.154.167
52.110.12.1
52.110.12.25
4.247.188.224
72.153.5.140
52.148.114.188
52.110.12.16
52.110.12.47

File paths

X:\:`:d:r:
J:\:
L:\:l:
X:\:`:d:h:l:p:t:x:

More Lmir samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report