MALICIOUS — 007399d1adcbb3f0f49179c269c4736f4f050a2cb4e8b7fffcdd83bb96b613c6

MALICIOUS — 007399d1adcbb3f0f49179c269c4736f4f050a2cb4e8b7fffcdd83bb96b613c6 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Wacatac family. 7 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

SHA-256: 007399d1adcbb3f0f49179c269c4736f4f050a2cb4e8b7fffcdd83bb96b613c6
SHA-1: 23a3293987cf11036f138e35fb4ec4469dea2ef1
MD5: 74c5a6c66d79e00295165fe9c866a212
imphash: ec52c83a9dcd4904ac9c21e455dad213
ssdeep: 24576:OCdxte/80jYLT3U1jffLf/L7otm4V1j3KTr5Lr8Cm5Jjpc/yG7Q:Hw80cTsjnLf/LGer8CCnGM
TLSH: T17558C0D657652F5DCAECA20058E54B0EEC62E0F439FA99D802C2501E5EFF0CB6861F16
Submitted as: 007399d1adcbb3f0f49179c269c4736f4f050a2cb4e8b7fffcdd83bb96b613c6
File type: pe · Size: 1646592 bytes
Verdict: malicious (100/100) · Family: Wacatac

Detections (7 of 56 engines)

YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
capa (capabilities): capability:collection/keylog
MalwareAnalyser heuristics (entropy/packer): UPX
ClamAV (daily): Win.Packed.Autoit-9789230-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
YARA: Yara-Rules community: YR_AntiDebug_Checks
Microsoft Defender: Trojan:Win32/Wacatac.C!ml

MITRE ATT&CK

YARA

Windows_Injection_Api_Combo

Why this verdict

The malicious score of 100/100 is the fusion of 15 weighted signals:

ClamAV (daily) flagged Win.Packed.Autoit-9789230-0 (rule Win.Packed.Autoit-9789230-0) - engine signal, weight 0.90, confidence 0.95
Process injection API combination (rule Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90
Memory forensics: 1 finding(s) attributed to the sample across 1 technique(s), e.g. RWX/private injected region in tsk_a923119cab (pid 8612) (rule windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85
Microsoft Defender flagged Trojan:Win32/Wacatac.C!ml (rule Trojan:Win32/Wacatac.C!ml) - 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
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
YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70
YARA: MalwareAnalyser built-in flagged Windows_Injection_Api_Combo (rule Windows_Injection_Api_Combo) - engine signal, weight 0.35, confidence 0.70
capa (capabilities) flagged capability:collection/keylog (rule capability:collection/keylog) - engine signal, weight 0.35, confidence 0.70
MalwareAnalyser heuristics (entropy/packer) flagged UPX (rule UPX) - engine signal, weight 0.35, confidence 0.70
communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
Packing/obfuscation: UPX - static signal, weight 0.25, confidence 0.55
enumerate processes (rule enumerate processes) - capa 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)

785 behavior events · 0 ATT&CK techniques · 0 dropped files.

Embedded URLs

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

Embedded IP addresses

20.184.175.20
52.230.60.54
4.230.171.124
104.18.33.89
52.110.12.37
52.110.12.33
57.154.63.210
52.110.12.10
52.148.114.188
52.110.12.52
72.145.35.98

File paths

q:\s;\t;]v=]y
f:\g6Xg1Qd+I`&CX#
R:\:f:m:q:w:{:
V:\:`:f:p:z:
Q:\;
S:\:b:
X:\:`:d:h:l:p:t:
T:\:d:l:t:
X:\:`:d:h:l:p:t:x:

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report