MALICIOUS — f194f2f3df30e8df895d8d51083803811856f76d2a78314fd10170b6f61127ee

MALICIOUS — f194f2f3df30e8df895d8d51083803811856f76d2a78314fd10170b6f61127ee is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Blocker family. 6 of 56 detection engines flagged it, exhibiting 5 ATT&CK techniques.

Identification

SHA-256: f194f2f3df30e8df895d8d51083803811856f76d2a78314fd10170b6f61127ee
SHA-1: dd525208d3257d3bbeedd3c023ca77486d493a99
MD5: bf9671bae18836f0f2e15b0bf72245e4
imphash: 8d08b9aff260461badc1821f4f717247
ssdeep: 393216:pg7u/g7u/g7u/g7u/g7u/g7u/g7u/g7uN:qSoSoSoSoSoSoSoSN
TLSH: T15870237E130B7403DE2AD62564863FCD08637C6D507D5888553F84BE83F68EB27816AA
Submitted as: f194f2f3df30e8df895d8d51083803811856f76d2a78314fd10170b6f61127ee
File type: pe · Size: 16634880 bytes
Verdict: malicious (100/100) · Family: Blocker

Detections (6 of 56 engines)

capa (capabilities): capability:collection/keylog
ClamAV (daily): Win.Trojan.Mbrlock-9779766-0
YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
Microsoft Defender: Trojan:Win32/Blocker.EM!MTB
Emsisoft (Emergency Kit): Gen:Variant.Genie.689
Kaspersky (KVRT): Trojan-Ransom.Win32.Blocker.rlhe

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 16 weighted signals:

ClamAV (daily) flagged Win.Trojan.Mbrlock-9779766-0 (rule Win.Trojan.Mbrlock-9779766-0) - engine signal, weight 0.90, confidence 0.95
Memory forensics: 1 finding(s) attributed to the sample across 1 technique(s), e.g. process hollowing in 7D57AD13E21.ex (pid 5800) (rule windows.hollowprocesses.HollowProcesses) - memory signal, weight 0.70, confidence 0.85
2 behavioral detection(s) across 2 rule(s): Registry Run Key Persistence [high] (rule tl-run-key) - dynamic signal, weight 0.63, confidence 0.90
Dropped a malicious payload: OScam Collection.htm - dynamic signal, weight 0.62, confidence 0.90
Microsoft Defender flagged Trojan:Win32/Blocker.EM!MTB (rule Trojan:Win32/Blocker.EM!MTB) - engine signal, weight 0.55, confidence 0.85
Emsisoft (Emergency Kit) flagged Gen:Variant.Genie.689 (rule Gen:Variant.Genie.689) - engine signal, weight 0.55, confidence 0.85
Kaspersky (KVRT) flagged Trojan-Ransom.Win32.Blocker.rlhe (rule Trojan-Ransom.Win32.Blocker.rlhe) - 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
capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
Contacted 2 external host(s) and 18 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
Anti-analysis: T1497, 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
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)

20185 behavior events · 3 ATT&CK techniques · 8 dropped files.

Dropped files

C:\Users\analyst\AppData\Local\Temp\top2.gif - 7cb06f8dbfa5f13359e2dcee822fae73ef01a00ff29ce99ec401a73017875aee
C:\Users\analyst\AppData\Local\Temp\OScam Collection.htm - fcd785d06efc594628f2460b3098d5b97633f2e4587be0fa50dd8cd60a447407
C:\Users\analyst\AppData\Roaming\7D57AD13E21.exe - beaa83f2d346111b50a275fec96f1a166effde03bb3d0113294228759355a1af
C:\Users\analyst\AppData\Local\Microsoft\Internet Explorer\MSIMGSIZ.DAT - b0715c24eef4c3d20c812bb858a4e50569a836f0217c7652fb350be953e5f50d
C:\Users\analyst\AppData\Roaming\Scegli_nome_allegato.exe - ab01a333f38605cbcebd80e0a84ffae2803a9b4f6bebb1e9f773e949a87cb420
ca517a62cc4bd322c4afb74599b3f4a6f414d0fb6f750eae56a0d9c95d997f49 - ca517a62cc4bd322c4afb74599b3f4a6f414d0fb6f750eae56a0d9c95d997f49
0367653f24003fae1324a91b98f41caabdd5d8578a49132aa0222f02d2a106c5 - 0367653f24003fae1324a91b98f41caabdd5d8578a49132aa0222f02d2a106c5
f647ad5887b1993d77bf5e2e6ab9f8ea77328ccf8f68fb78ffae77c1d8970310 - f647ad5887b1993d77bf5e2e6ab9f8ea77328ccf8f68fb78ffae77c1d8970310

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

hb.za
x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org
sunray1975.zapto.org

Embedded IP addresses

4.150.223.97
52.123.252.204
4.230.171.124
172.215.188.225
52.230.59.222
135.233.95.144
135.232.92.97
20.184.175.11
52.110.12.38
52.110.12.2
4.207.44.67
92.223.78.30
52.148.114.188
72.145.35.109
52.110.12.31
52.110.12.11

File paths

B:\:t:
X:\:`:d:h:l:p:t:
X:\:`:d:h:l:p:t:x:
J:\:`:d:h:
I:\ba

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report