MALICIOUS — 840dd49410cfea1b2087e94c19fccebe58fc319250585616ff838c1ac3b8fc02
MALICIOUS — 840dd49410cfea1b2087e94c19fccebe58fc319250585616ff838c1ac3b8fc02 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the MmJfa4pdRVd family. 5 of 51 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
840dd49410cfea1b2087e94c19fccebe58fc319250585616ff838c1ac3b8fc02 - SHA-1:
57dfb3752213bb7c7860ce647123fc6c27daa710 - MD5:
0a377455e43ec9323a7afc7dd0fee04d - imphash:
e60d0e6577962a1096407913ed128742 - ssdeep:
3072:IyrN/sVywaEj1UsPyrN/sVywaEj1Us10nfTU2eLSDqenYpI8XuRRO9uNMO+Y:Nh9wv1U7h9wv1UvHeKYpDwsOx - TLSH:
T1E642120764D4A8F9E9CBFCE07995821CFC953B3CD224A9807D43AA5FC11EA9798046CD - Submitted as: 840dd49410cfea1b2087e94c19fccebe58fc319250585616ff838c1ac3b8fc02
- File type: pe · Size: 204800 bytes
- Verdict: malicious (99/100) · Family: MmJfa4pdRVd
Detections (5 of 51 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Ransomware.Somhoveran-9870372-0
- Microsoft Defender: Trojan:Win32/Vindor!pz
- Emsisoft (Emergency Kit): Gen:Trojan.ShellHook.mmJfa4pdRVd
- Kaspersky (KVRT): Worm.Win32.Wenper.b
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 8 weighted signals:
- ClamAV (daily) flagged Win.Ransomware.Somhoveran-9870372-0 (rule
Win.Ransomware.Somhoveran-9870372-0) - engine signal, weight 0.90, confidence 0.95 - Microsoft Defender flagged Trojan:Win32/Vindor!pz (rule
Trojan:Win32/Vindor!pz) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Trojan.ShellHook.mmJfa4pdRVd (rule
Gen:Trojan.ShellHook.mmJfa4pdRVd) - 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 - 1 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 22 external host(s) at runtime (5 HTTP) - network signal, weight 0.40, confidence 0.80
- Packing/obfuscation: UPX, high-entropy-sections:UPX1 - static signal, weight 0.25, confidence 0.55
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
318 behavior events · 2 ATT&CK techniques · 4 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e?P1=1787093693&P2=404&P3=2&P4=k9v5hyznXiJhEbEGIgihiQNhaslKHXZwIWmTeyoMthEeO0KAFtYVQ1fsHE%2f8dihphFeqZtdDTviq66AnTx0%2bKw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 192.168.122.113
- 23.40.52.209
- 23.11.37.157
- 20.190.167.20
- 20.42.73.27 US · Ashburn · AS8075 Microsoft Corporation
Dropped files
- /opt/CAPEv2/storage/analyses/30769/files/fb15bd607b26b950cd6ee8db5b724968f1b16256be28785ad3dfeaf9a88bb655 -
fb15bd607b26b950cd6ee8db5b724968f1b16256be28785ad3dfeaf9a88bb655 - /opt/CAPEv2/storage/analyses/30769/files/b40f49df8c7cfe6cd8e7eb1803b1548b870fc438f4aab18d6c9c8b86b3f71b34 -
b40f49df8c7cfe6cd8e7eb1803b1548b870fc438f4aab18d6c9c8b86b3f71b34 - /opt/CAPEv2/storage/analyses/30769/files/394964deda95c0227ac81e2dc026e6bec1b86ea22d05d4af537a862f67e7d471 -
394964deda95c0227ac81e2dc026e6bec1b86ea22d05d4af537a862f67e7d471 - /opt/CAPEv2/storage/analyses/30769/files/8b6a974734ee52c3eaa03995c2752418d42549523b4b50df05be927b0e4cbe3c -
8b6a974734ee52c3eaa03995c2752418d42549523b4b50df05be927b0e4cbe3c
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e?P1=1787093693&P2=404&P3=2&P4=k9v5hyznXiJhEbEGIgihiQNhaslKHXZwIWmTeyoMthEeO0KAFtYVQ1fsHE%2f8dihphFeqZtdDTviq66AnTx0%2bKw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 20.42.73.27
- 52.110.12.48
- 4.230.171.124
- 74.179.77.204
- 135.232.92.97
- 74.179.71.159
- 72.145.35.101
- 203.26.79.13
- 52.123.128.14
- 135.233.45.221
- 172.178.240.161
More MmJfa4pdRVd samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report