MALICIOUS — AT-consistency-3.exe

MALICIOUS — AT-consistency-3.exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Shufab family. 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

SHA-256: 4c1645d170d6659fee9ccb41321d6024db3e26bbc8b915ea5fa2d17c6d21cc38
SHA-1: 8b4fc1f663e80caf827daa20b6da41f14c718d1c
MD5: 6de4135b274ae7c2464e382d59ff5880
imphash: f34d5f2d4577ed6d9ceec516c1f5a744
ssdeep: 12288:5qIrEFD09leQEA49darfr3/2AbitnVYE96ltR:5AFD1A498H2D
TLSH: T1EC4AD589352C0B73C36259E60574D28B8DE360A33FED262049437D76D712EDB58A2B36
Submitted as: AT-consistency-3.exe
File type: pe · Size: 460803 bytes
Verdict: malicious (98/100) · Family: Shufab

Detections (4 of 53 engines)

Microsoft Defender: Trojan:MSIL/Shufab.A!bit
Emsisoft (Emergency Kit): Gen:Variant.msilheracles.128405
Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
Trellix Stinger (McAfee): Packed-VL!6DE4135B274A

MITRE ATT&CK

Why this verdict

The malicious score of 98/100 is the fusion of 11 weighted signals:

Microsoft Defender flagged Trojan:MSIL/Shufab.A!bit (rule Trojan:MSIL/Shufab.A!bit) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Gen:Variant.msilheracles.128405 (rule Gen:Variant.msilheracles.128405) - engine signal, weight 0.55, confidence 0.85
Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
1 behavioral detection(s): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.40, confidence 0.90
Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
1 behavioral detection(s): Windows Service Installation [medium] (rule tl-service-install) - dynamic signal, weight 0.40, confidence 0.90
Extracted AgentTesla config (0 C2) - engine signal, weight 0.45, confidence 0.60
Extracted AgentTesla config (0 C2) - engine signal, weight 0.45, confidence 0.60
Embedded network infrastructure: 6.9.1.5, 17.18.7.0 - static signal, weight 0.35, confidence 0.60
Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90

Dynamic analysis (windows)

7204 behavior events · 2 ATT&CK techniques · 7 dropped files.

Dropped files

3daa93b22601ecf778176338b1b5d845584cb99a8d67b2d0d224a64eeaad30b6 - 3daa93b22601ecf778176338b1b5d845584cb99a8d67b2d0d224a64eeaad30b6
3ee8acf49be6d718f214e22396cca984b869e64fa82980246cadcbb7e2c79556 - 3ee8acf49be6d718f214e22396cca984b869e64fa82980246cadcbb7e2c79556
da600e5ded74de91f99052eebaf10b05f1b1d1ddb20f2177cc8dc33ebc5f657e - da600e5ded74de91f99052eebaf10b05f1b1d1ddb20f2177cc8dc33ebc5f657e
de2a0403854c6bc7b7216269fc08ec7dd56548d01961982d9d6318ee7d9d138c - de2a0403854c6bc7b7216269fc08ec7dd56548d01961982d9d6318ee7d9d138c
7f8e9594ad1a4642042004f40c17fc826832c14e0a31373fb94439c61494852b - 7f8e9594ad1a4642042004f40c17fc826832c14e0a31373fb94439c61494852b
14bdcb3dfae1adf59138170b6eed571c837256a7dcc39e0e97ac53449909fe98 - 14bdcb3dfae1adf59138170b6eed571c837256a7dcc39e0e97ac53449909fe98
077b94f65833f85d86ccbc23a3b5dc8a54ace8b555669fd0336c8dec36eb70f7 - 077b94f65833f85d86ccbc23a3b5dc8a54ace8b555669fd0336c8dec36eb70f7

Embedded domains

www.msftconnecttest.com
dns.msftncsi.com
config.edge.skype.com
msedge.api.cdp.microsoft.com
ecs.office.com
self.events.data.microsoft.com
g.live.com
www.msftncsi.com
fs.microsoft.com

Embedded IP addresses

6.9.1.5
17.18.7.0

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report