MALICIOUS — 5a8ad473210fc2175f4274277d86ee2a52f4d1e968591a9bf28410d73441a09a

MALICIOUS — 5a8ad473210fc2175f4274277d86ee2a52f4d1e968591a9bf28410d73441a09a is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100). 5 of 56 detection engines flagged it, exhibiting 7 ATT&CK techniques.

Identification

SHA-256: 5a8ad473210fc2175f4274277d86ee2a52f4d1e968591a9bf28410d73441a09a
SHA-1: 1fc70ffdf1cce287e0ca3ec8dc48d0f62227faaf
MD5: d9c645ca268d86251a7ff29118e4cd68
imphash: db48f3491ac8623f714ab3627e3a5044
ssdeep: 6144:sgHX5BGeyzxxWf26TUQ9NwWlIaL/j4CWzDS:sgHX58NxWPX9NwWqaDjZ
TLSH: T1D943AD269316A3A6DE71E7105D413F5D50B3F48D627F2CE8528BC12FB298CE7C192286
Submitted as: 5a8ad473210fc2175f4274277d86ee2a52f4d1e968591a9bf28410d73441a09a
File type: pe · Size: 239104 bytes
Verdict: malicious (100/100)

Detections (5 of 56 engines)

capa (capabilities): capability:collection/keylog
ClamAV (daily): Win.Malware.Qakbot-9860983-1
Microsoft Defender: Backdoor:Win32/Wavipeg!pz
Emsisoft (Emergency Kit): Trojan.GenericKDZ.78934
Kaspersky (KVRT): Trojan.Win32.Agent.annso

MITRE ATT&CK

Why this verdict

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

ClamAV (daily) flagged Win.Malware.Qakbot-9860983-1 (rule Win.Malware.Qakbot-9860983-1) - engine signal, weight 0.90, confidence 0.95
Microsoft Defender flagged Backdoor:Win32/Wavipeg!pz (rule Backdoor:Win32/Wavipeg!pz) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Trojan.GenericKDZ.78934 (rule Trojan.GenericKDZ.78934) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Trojan.Win32.Agent.annso (rule Trojan.Win32.Agent.annso) - 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
capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
Contacted 15 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
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
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
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: 2 finding(s) elsewhere in the guest, not attributed to this sample, e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

27946 behavior events · 2 ATT&CK techniques · 1 dropped files.

Dropped files

C:\Users\analyst\AppData\Roaming\Microsoft\SysWOW_amd64\csrssys.exe - 62f2e1ae50f17c249fd633b38f0cb21d3cadfe412ed7db597736b9d7a733de80

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

mvccs.zapto.org
x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org

Embedded IP addresses

4.150.223.103
20.247.184.142
4.230.171.124
172.64.154.167
4.144.132.114
135.234.160.246
162.159.142.9
135.234.160.244
172.215.188.225
72.154.7.108
52.148.114.188
52.110.12.42
52.110.12.37

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report