MALICIOUS — 2c8409515ef18a13192dddbc461bc034fd1944cdc9a99410bf01969a84d1822a
MALICIOUS — 2c8409515ef18a13192dddbc461bc034fd1944cdc9a99410bf01969a84d1822a is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the ImJfa4pdRVd family. 5 of 51 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
2c8409515ef18a13192dddbc461bc034fd1944cdc9a99410bf01969a84d1822a - SHA-1:
8dcc25bb08b3de907d340d1c52e1de002fb86dc8 - MD5:
42075276bda4ecda01454fc45a78cbce - imphash:
e60d0e6577962a1096407913ed128742 - ssdeep:
3072:IyrN/sVywaEj1UsEOBYJwyrN/sVywaEj1UsEnQ2zwfpJmDo+:Nh9wv1Ut3nh9wv1UFBzwBMDb - TLSH:
T1DA3E02077012E4B9D5E3BCB05C58D1ADD8129F5894299DC02D427FEBA00EB2BE5E49CD - Submitted as: 2c8409515ef18a13192dddbc461bc034fd1944cdc9a99410bf01969a84d1822a
- File type: pe · Size: 138240 bytes
- Verdict: malicious (100/100) · Family: ImJfa4pdRVd
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.imJfa4pdRVd
- Kaspersky (KVRT): Worm.Win32.Wenper.b
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 9 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.imJfa4pdRVd (rule
Gen:Trojan.ShellHook.imJfa4pdRVd) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged Worm.Win32.Wenper.b (rule
Worm.Win32.Wenper.b) - 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 25 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)
316 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=1787090737&P2=404&P3=2&P4=jU3NR4JFN8Un6zYschFkBt3XC8zK7TfYIuqIq68y9925E26Lsqb2rKsbdPDYYtKSItZkBNQkc5kNZLIfi6UruA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.209
- 162.159.142.9 US · San Francisco · AS13335 Cloudflare, Inc.
- 40.126.14.161
- 23.33.238.135
- 204.79.197.203
Dropped files
- /opt/CAPEv2/storage/analyses/30657/files/94f764de0064f6aa91a16fe2b1e149a88e352ca05265bf89a692595f98de3f4d -
94f764de0064f6aa91a16fe2b1e149a88e352ca05265bf89a692595f98de3f4d - /opt/CAPEv2/storage/analyses/30657/files/eb0dc470978c0148e2049cbecd3b9cab775bdcebb32ed20a7df8e42e15231803 -
eb0dc470978c0148e2049cbecd3b9cab775bdcebb32ed20a7df8e42e15231803 - /opt/CAPEv2/storage/analyses/30657/files/ec7320604b9208b14db2a672103e03c35d238427785a44a90dde7d2ba4756aab -
ec7320604b9208b14db2a672103e03c35d238427785a44a90dde7d2ba4756aab - /opt/CAPEv2/storage/analyses/30657/files/74b074eb388cc23c6c6bde63bc92965eabacfd21435c08a97d8f6fe49b1f62bf -
74b074eb388cc23c6c6bde63bc92965eabacfd21435c08a97d8f6fe49b1f62bf
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=1787090737&P2=404&P3=2&P4=jU3NR4JFN8Un6zYschFkBt3XC8zK7TfYIuqIq68y9925E26Lsqb2rKsbdPDYYtKSItZkBNQkc5kNZLIfi6UruA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 162.159.142.9
- 57.155.104.224
- 20.247.184.197
- 4.230.171.124
- 74.178.240.51
- 20.236.44.162
- 135.233.95.144
- 52.123.129.14
- 135.234.160.245
- 74.178.232.29
- 72.153.5.61
- 203.26.79.13
- 52.148.114.188
More ImJfa4pdRVd samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report