MALICIOUS — 038c4e508eb2e6e8440f23c3725bccd1afcec442428bedd71bac2760f5141097

MALICIOUS — 038c4e508eb2e6e8440f23c3725bccd1afcec442428bedd71bac2760f5141097 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the AB9A06E4 family. 6 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

SHA-256: 038c4e508eb2e6e8440f23c3725bccd1afcec442428bedd71bac2760f5141097
SHA-1: 0919feda844ed97db9364f3e5bea2a83c3ef50bd
MD5: 7a7f43cc47fa619d90d7878c92b22a50
imphash: 532816589b7c9c3bed0fbcc3d1503ba1
ssdeep: 6144:o68i3odBiTl2+TCU/84huhuIbhuh6Yhuh0:TNodBiTI+TpnubugeuC
TLSH: T17D447EAE0B2B7B03C133CA541D089F9F0033B49EA13D55C84A53947DA6EBC27AA5519B
Submitted as: 038c4e508eb2e6e8440f23c3725bccd1afcec442428bedd71bac2760f5141097
File type: pe · Size: 259584 bytes
Verdict: malicious (100/100) · Family: AB9A06E4

Detections (6 of 56 engines)

ClamAV (daily): Win.Worm.Nupik-1
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
YARA: Stratosphere IPS: STRATO_Tor_Onion_C2
Microsoft Defender: Worm:Win32/Delf.BE!MTB
Emsisoft (Emergency Kit): Dropped:Generic.Malware.SV!p2p!u.AB9A06E4
Kaspersky (KVRT): P2P-Worm.Win32.VB.dz

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 17 weighted signals:

ClamAV (daily) flagged Win.Worm.Nupik-1 (rule Win.Worm.Nupik-1) - 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 Worm:Win32/Delf.BE!MTB (rule Worm:Win32/Delf.BE!MTB) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Dropped:Generic.Malware.SV!p2p!u.AB9A06E4 (rule Dropped:Generic.Malware.SV!p2p!u.AB9A06E4) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged P2P-Worm.Win32.VB.dz (rule P2P-Worm.Win32.VB.dz) - 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
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
Dropped a suspicious payload: BalROK.HTML - dynamic signal, weight 0.40, confidence 0.90
YARA: Stratosphere IPS flagged STRATO_Tor_Onion_C2 (rule STRATO_Tor_Onion_C2) - engine signal, weight 0.50, confidence 0.70
Contacted 16 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
persist via registry run key (rule persist via registry run key) - capa signal, weight 0.35, confidence 0.60
Embedded network infrastructure: 3.6.1.0, 5.0.3.6 - 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
Extracted generic config (2 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Memory forensics: 5 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)

14078 behavior events · 3 ATT&CK techniques · 11 dropped files.

Dropped files

C:\Windows\SHARE_TEMP\Icon12.ico - 67bc1cd876f5059789b0dc8dc16c0b2155e55aca8d1c8439d70c8882e1875740
C:\BalROK.HTML - 3959c5532031a58119c317dda15ac9313505df4a92c004cd2e76b071b0fad4a4
C:\Windows\SHARE_TEMP\Icon6.ico - 0df5c718b7aee9f045f804f6a53cb0727f66e1ac1df612c6ecf342aed81ce130
C:\Windows\SHARE_TEMP\Icon2.ico - 00a339ff5338d0cfe91b262175eef4e5fd07f9d28e8f980a1f5ff43a5a81e597
C:\Windows\bugMAKER.bat - 0d1bfabdaa58a0341b030d345e7a9da3b724583c08dfdde4fb555741938dbc3b
C:\Windows\SHARE_TEMP\Icon7.ico - 71acc5a88debfdba0eed23272ef4b09fd6609eeb4b1ec457c72444472ad8b3a4
C:\Windows\winhash_up.exe - 10e8a55010008a74c0e9e19c9f260e9cbcc1a933ca5eba65fb15c4984bed1edf
C:\Windows\SHARE_TEMP\Icon3.ico - d2770f68db717c5335ceca3f2b0be1e294839a4904d3525f4c5e9847654d39c2
C:\Windows\SHARE_TEMP\Icon14.ico - adb0b5eb4fcfcc55c40eaa2ba3d142ed413293b2212bb2a1ddd8ed062db004bf
C:\Windows\SHARE_TEMP\Icon10.ico - 76f05dd79b2d3a08baf928e4811b0f179e96ac351ff8007f2e24f5fbb4b95253
C:\Windows\SHARE_TEMP\Icon5.ico - 462d333fc849166df8cb4e9ba6edd8404f4d79ebcd535125ecb5e8fe9d2cc0e0

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

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

Embedded IP addresses

3.6.1.0
5.0.3.6
52.168.112.67
52.230.59.222
52.123.252.194
4.230.171.124
172.215.188.225
135.233.45.221
57.155.104.224
52.148.114.188
52.110.12.11
52.110.12.15
72.153.5.137

File paths

C:\Programme\eMule

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report