MALICIOUS — 932cdd57d4b85e6bb1065c5b9c15b26197b89d88803087ce0361031919a3b73c

MALICIOUS — 932cdd57d4b85e6bb1065c5b9c15b26197b89d88803087ce0361031919a3b73c is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Changeup family. 5 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

SHA-256: 932cdd57d4b85e6bb1065c5b9c15b26197b89d88803087ce0361031919a3b73c
SHA-1: a3cb1739025c7b6c718e16b0a96bb4cf7eec6f30
MD5: 67814c20776089f166b2fb4922313569
imphash: b806352ebc796e5060cd13bc5e12711d
ssdeep: 1536:zrH0cLwBnvJO9+dGrNsjmJzNuKuFr1u5BRQbCcI7:DwBvJO9+VjO+G
TLSH: T1C24191D40CE8D0A1CEA497878E8569FC058EEDABB222507418C5AA1BD7C21FF507E15F
Submitted as: 932cdd57d4b85e6bb1065c5b9c15b26197b89d88803087ce0361031919a3b73c
File type: pe · Size: 184320 bytes
Verdict: malicious (100/100) · Family: Changeup

Detections (5 of 56 engines)

ClamAV (daily): Win.Trojan.Changeup-6169544-0
Microsoft Defender: flagged
Emsisoft (Emergency Kit): Gen:Variant.Pronny.2
Trellix Stinger (McAfee): Trojan-FAEI!67814C207760
Kaspersky (KVRT): Worm.Win32.Vobfus.ablx

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 13 weighted signals:

ClamAV (daily) flagged Win.Trojan.Changeup-6169544-0 (rule Win.Trojan.Changeup-6169544-0) - 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 flagged (rule flagged) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Gen:Variant.Pronny.2 (rule Gen:Variant.Pronny.2) - engine signal, weight 0.55, confidence 0.85
Trellix Stinger (McAfee) flagged Trojan-FAEI!67814C207760 (rule Trojan-FAEI!67814C207760) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Worm.Win32.Vobfus.ablx (rule Worm.Win32.Vobfus.ablx) - engine signal, weight 0.55, confidence 0.85
Observed at runtime: Registry Run Key Persistence (T1547.001) (rule Registry Run Key Persistence) - 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
Contacted 17 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Anti-analysis: T1497.001, T1082, T1622 - dynamic signal, weight 0.40, confidence 0.75
Dropped 1 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: 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)

42988 behavior events · 3 ATT&CK techniques · 3 dropped files.

Dropped files

C:\Users\analyst\tuaisu.exe - 60704215f0970594cd1e99c3c68fd45832fdd3f6f3e8a9ec331e5152d1050a34
7006593afa4d235f84580893d1fa7cee2161c24839cc5c221ca6a1b716c5d2fc - 7006593afa4d235f84580893d1fa7cee2161c24839cc5c221ca6a1b716c5d2fc
0fee79221fc13e749598b23ac8ff0e0fa5295629198faf995b14401cbb408664 - 0fee79221fc13e749598b23ac8ff0e0fa5295629198faf995b14401cbb408664

Embedded URLs

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

ns1.spansearcher.net
ns1.spinsearcher.org
ns1.player1352.net
x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org

Embedded IP addresses

20.42.65.93
52.253.84.76
52.123.252.245
4.230.171.124
172.64.154.167
135.233.45.222
20.42.179.204
85.210.196.11
20.184.175.23
51.105.71.136
72.154.7.112
52.148.114.188
52.110.12.40
52.110.12.20

File paths

C:\Program

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report