MALICIOUS — 2df3ebb8e7d913a246ed63b231ce18577064247d4514fc003a7685354c462e7e
MALICIOUS — 2df3ebb8e7d913a246ed63b231ce18577064247d4514fc003a7685354c462e7e is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the Fileinfector family. 7 of 55 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
2df3ebb8e7d913a246ed63b231ce18577064247d4514fc003a7685354c462e7e - SHA-1:
3a9faa96722b2bdd030013bb620c61ec2192f2ef - MD5:
a3e1618edd9d87b276e48052ea4e22c6 - imphash:
895fbb56c02c3d2bca3125cef5da8730 - ssdeep:
98304:kW3s2v3CChW3s2v3CCfW3s2v3CCdW3s2v3CC8:n3xc3x+3xA3x8 - TLSH:
T12560BF4353059385FAB6C78478689F1F60A3E0EE91FE198D165BC00F377F6A7802166A - Submitted as: 2df3ebb8e7d913a246ed63b231ce18577064247d4514fc003a7685354c462e7e
- File type: pe · Size: 3575386 bytes
- Verdict: malicious (99/100) · Family: Fileinfector
Detections (7 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Malware.Fileinfector-9832954-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Detect It Easy (packer/type): DIE:MinGW
- Microsoft Defender: Trojan:Win32/Vindor!pz
- Kaspersky (KVRT): Virus.Win32.Lamer.ks
MITRE ATT&CK
Why this verdict
The malicious score of 99/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Win.Malware.Fileinfector-9832954-0 (rule
Win.Malware.Fileinfector-9832954-0) - engine signal, weight 0.90, confidence 0.95 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 1 behavioral detection(s): Terminates Browser, Office or Security Processes [medium] (rule
tl-process-kill) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 59 external host(s) at runtime (28 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1082, T1622, T1497, T1497.001 - dynamic signal, weight 0.40, confidence 0.75
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - Detect It Easy (packer/type) flagged DIE:MinGW (rule
DIE:MinGW) - engine signal, weight 0.35, confidence 0.70 - Packing/obfuscation: UPX, high-entropy-sections:UPX1, MinGW - static signal, weight 0.25, confidence 0.55
- Dropped 15 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
Dynamic analysis (windows)
76717 behavior events · 2 ATT&CK techniques · 28 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
- www.freeav.com
- www.avira.com
- script.crazyegg.com
- www.webassetscdn.com
- nexus.ensighten.com
- assets.adobedtm.com
- t.nc0.co
- doh.cq0.co
- s.go-mpulse.net
- widget.trustpilot.com
Dropped files
- C:\Windows\System32\msvcp140_codecvt_ids.dll -
cf674a678738c7dc02263d92ea4613f10ee347133a84ffd30baf1b834e1485ef - C:\Windows\System32\msvcp140_1.dll -
2587429093b2c332a3f63d301f67cd8d976602edfe68be5ab75b97a1b95e5e1b - C:\Windows\System32\vcruntime140.dll -
ade3c3d51a4442a81e6d5dd656a3443d61fededd98bd7a1c350fae3807d51e44 - C:\Windows\System32\opencl.dll -
59d87cccf4863cd7450190206b3f99c994a886d7302f912bf40094761264ef79 - C:\Windows\System32\license.rtf -
9f9abd1b56fe8fceeab3d3b82584b939e4cb9290464f68d9ebe4902110f427ef - C:\Windows\System32\vccorlib140.dll -
9b7478600d3d91fa20799c97a78014753bf87ef5a06b41932dbde0eb3e95fde6 - C:\Windows\setupact.log -
1d6e36428ec4cea311e7913cccd281c9e26db0b2cfd38991bae91dbdc669d638 - C:\exc.exe -
27159e457bdfe6c4a4023111a460816c2054162dde3e37d2216204b05bdbdefb - C:\Windows\System32\msclmd.dll -
1ef7ddf81f0b3be42e3485ffa6b0fba58d58b5eb04139b383ecd191fe757c476 - C:\Windows\System32\mmc.exe.config -
d42eebe36ce016de524d248af662699a19564846b526afa0f4d5682a520ec705 - C:\Windows\System32\concrt140.dll -
c2f6f2f58c8a47e4da67836f6b71c9e412fd080f89d6133ec978e6255d1d5b45 - C:\Windows\System32\dssec.dat -
c19fa114d049f2e7cc51d75e69edf29c07e82acbee287df11c8100f9a7991abe - C:\Windows\WindowsUpdate.log -
5c45ef598a49da0f808c8d6e28af016b4648ab8dd135e1ceda5f447bad715f42 - C:\Windows\Professional.xml -
9eb9449fd0f8f0b8ab7731a5864eeb1792a660636b8aaf437b5590191fb6e72d - C:\Windows\System32\NOISE.DAT -
368d5765e44895e0b9a37f492a3632624c1e16a1bff9f8f2dcc036a4befeea96
Embedded URLs
- http://www.microsoft.com/pki/certs/CSPCA.crt0
- http://www.microsoft.com/pki/certs/tspca.crt0
- 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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787789455&P2=404&P3=2&P4=aJ%2f%2byL9thiQEE1U8o%2bJ2%2f8QXsjhe8iW9edB%2fQxwHpHJqFuWd4YAToMnIApcLan%2b2gE7ATI9iK5yTMX6sCk1ZzQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787789532&P2=404&P3=2&P4=Bng7WOMPBuSod52i2YWbG3%2bcks8MRpNqcUQBCyguf32JUGkn1nBzZILPNIbYiPqJX7lCAs84v9hQSzZNyNWT1Q%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://www.freeav.com/
Embedded domains
- crl.microsoft.com
- www.microsoft.com
- www.freeav.com
- www.avira.com
- script.crazyegg.com
- nexus.ensighten.com
- assets.adobedtm.com
- t.nc0.co
- doh.cq0.co
- s.go-mpulse.net
- widget.trustpilot.com
- www.webassetscdn.com
- data.privacy.ensighten.com
- dpm.demdex.net
- symantec.demdex.net
- symantec.tt.omtrdc.net
- rmbyy5ra.avira.com
- www.nortonlifelock.com
- mhubc.avira.com
- oms.avira.com
- getrockerbox.com
- www.antispyware.com
- img6.wsimg.com
- img1.wsimg.com
- edge.fullstory.com
Embedded IP addresses
- 13.89.179.12
- 20.247.184.197
- 4.247.188.233
- 4.230.171.124
- 135.232.92.137
- 135.233.95.135
- 52.168.112.66
- 20.76.201.171
- 40.99.133.226
- 52.123.129.14
- 52.123.128.14
- 203.26.79.13
- 135.234.160.244
- 74.178.232.29
- 135.233.45.221
- 52.148.114.188
- 20.50.201.204
- 48.192.143.121
- 4.150.223.112
- 52.58.28.12
- 20.11.121.11
- 4.237.188.71
- 52.123.252.236
- 142.250.183.40
- 108.158.32.99
File paths
- V:\:d:k:p:
- L:\:`:d:l:
- X:\:`:d:h:l:p:t:x:
- W:\:
- L:\:
- T:\:
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report