MALICIOUS — 95fb77f7cf27653a50d2e8b98cb576195d6739dea203cc23b74b5fd4c31f8673

MALICIOUS — 95fb77f7cf27653a50d2e8b98cb576195d6739dea203cc23b74b5fd4c31f8673 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Wapomi family. 8 of 56 detection engines flagged it, exhibiting 8 ATT&CK techniques.

Identification

SHA-256: 95fb77f7cf27653a50d2e8b98cb576195d6739dea203cc23b74b5fd4c31f8673
SHA-1: 74fba51ae7d9740cda8ad0c429ee8a7f24669f61
MD5: 31a0a81ee6e9f4251a0b309fef0ea868
imphash: 0d6a18aeca1f7e11318ef7b526030615
ssdeep: 384:VCI3xKUnCaJ3h4RCM0of9MT2kADSsXZQaD7U8iu4YsAa7ZA0UvH2lsRv21yW7Gb:VCSb90xFyMQGPL4vzZq2o9W7GsxBbPr
TLSH: T17D2E7C505748179ADDD2D92BEC8CEF3C0103A79832F89B9D98138419A5F259B94380EF
Submitted as: 95fb77f7cf27653a50d2e8b98cb576195d6739dea203cc23b74b5fd4c31f8673
File type: pe · Size: 31232 bytes
Verdict: malicious (100/100) · Family: Wapomi

Detections (8 of 56 engines)

capa (capabilities): capability:credential-access
ClamAV (daily): Win.Malware.Wapomi-10020301-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
YARA: Yara-Rules community: YR_Packer_ASPack_MPRESS
Microsoft Defender: Virus:Win32/Mikcer.B
Emsisoft (Emergency Kit): Win32.VJadtre.3
Trellix Stinger (McAfee): Trojan-FVWC!31A0A81EE6E9
Kaspersky (KVRT): Virus.Win32.Nimnul.f

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 16 weighted signals:

ClamAV (daily) flagged Win.Malware.Wapomi-10020301-0 (rule Win.Malware.Wapomi-10020301-0) - engine signal, weight 0.90, confidence 0.95
Dropped a malicious payload (Madeba): udNUfM.exe - dynamic signal, weight 0.62, confidence 0.90
Microsoft Defender flagged Virus:Win32/Mikcer.B (rule Virus:Win32/Mikcer.B) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Win32.VJadtre.3 (rule Win32.VJadtre.3) - engine signal, weight 0.55, confidence 0.85
Trellix Stinger (McAfee) flagged Trojan-FVWC!31A0A81EE6E9 (rule Trojan-FVWC!31A0A81EE6E9) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Virus.Win32.Nimnul.f (rule Virus.Win32.Nimnul.f) - 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
2 behavioral detection(s) across 2 rule(s): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.43, confidence 0.90
Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
Contacted 1 external host(s) and 26 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
capa (capabilities) flagged capability:credential-access (rule capability:credential-access) - engine signal, weight 0.35, confidence 0.70
YARA: Yara-Rules community flagged YR_Packer_ASPack_MPRESS (rule YR_Packer_ASPack_MPRESS) - engine signal, weight 0.30, confidence 0.70
communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
enumerate processes (rule enumerate processes) - capa 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)

9330 behavior events · 2 ATT&CK techniques · 49 dropped files.

Dropped files

C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jfr.exe - 3e27cc6407fc7d7b6e26495c6ff849c23cf3b6e9c8a885ea742ad7b3109af536
C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_acro.exe - b8a9d5807917687ab25ef2c5759f7f1520fda63f734924b93c86e5524d0e7f68
C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\ktab.exe - 51e57fdf672acec905dc11fb467293a6c1251683cb92e769d451e46b9e0e92d6
C:\Users\analyst\AppData\Local\Temp\udNUfM.exe - 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_helper_acro.exe - 377693e2ca6eefba36f61373194f572541a409cb10808b8c71d52897a6df3e8f
bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 - bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5
C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jrunscript.exe - 3c6d62569a6dbad19d57ab33039ea0626a3eaf4386fa8b207c136957b26005ab
C:\Program Files\Adobe\Acrobat DC\Acrobat\RDCNotificationClient\FullTrustNotifier.exe - f72ae9e2704e97d9c31b3128003296ae46b20acdda49bf2e85d5b6799085bb4f
C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\jabswitch.exe - c4c65264e0d3b9b31c5262259ec4b8af6ec62a1fff918a98910aabf17f015959
C:\Program Files\7-Zip\Uninstall.exe - eff03c72d8e943a053f1e3e64476a0a8c74dfa2e8cdf5efe0a4a713702305717
C:\Program Files\Adobe\Acrobat DC\Acrobat\x86\Acrobat\Acrobat.exe - 698f79937dc7b693633e00453acea137673a666e8b98c796d14fb8a41df1fdac
C:\Users\analyst\AppData\Local\Microsoft\Windows\INetCache\IE\XRUA1FHR\k4[1].rar - 01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b
C:\Program Files\Adobe\Acrobat DC\Acrobat\ADNotificationManager.exe - 79671bf6759f645dfeb021e3fcece87abe20b7c6be7ee7bf9c362603056a23ee
C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\java.exe - 8c435a45123e88410f42259fcb3b303b5f60ce00e01d8d4a9c5bd342bf51e184
C:\Program Files\Eclipse Adoptium\jdk-21.0.5+11-jre\bin\keytool.exe - 599e533da3261e2fc678ccc3393bb90cafa7ce620196168b9c5cb41a4e48099b

Embedded URLs

http://www.msftconnecttest.com/connecttest.txt
http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
http://rb.symcb.com/rb.crl
http://ddos.dnsnb8.net:799/cj//k1.rar
http://ddos.dnsnb8.net:799/cj//k2.rar
http://ddos.dnsnb8.net:799/cj//k3.rar
http://ddos.dnsnb8.net:799/cj//k4.rar
http://ddos.dnsnb8.net:799/cj//k5.rar
http://c.pki.goog/r/r1.crl
http://x2.c.lencr.org/
http://ye.c.lencr.org/
http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
http://yr.c.lencr.org/

Embedded domains

ddos.dnsnb8.net
x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org

Embedded IP addresses

4.150.223.104
20.247.185.124
52.123.252.239
4.230.171.124
172.64.154.167
3.229.117.57
4.150.223.103
4.150.223.114
40.84.85.40
72.153.5.139
52.148.114.188
52.110.12.20
52.110.12.55

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report