MALICIOUS — 3f27d02f78d50015562f97ca135c3566a4ba2688752d826fda1a4a4186a2b8e2
MALICIOUS — 3f27d02f78d50015562f97ca135c3566a4ba2688752d826fda1a4a4186a2b8e2 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Changeup family. 4 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.
Identification
- SHA-256:
3f27d02f78d50015562f97ca135c3566a4ba2688752d826fda1a4a4186a2b8e2 - SHA-1:
c8b36ece3846a2671895d69e04a65fdbfa0f6ce9 - MD5:
d7759a3dbd3433643b9e493b362790b0 - imphash:
c8f5d813ad77b1cc23dc456b66a87d26 - ssdeep:
1536:vv6cvwNWhZ1X7//mkjZxbURZuaPj2mFca:vCcwGaPj20 - TLSH:
T13B3C163CBF78B10BF740632AC9456F6CF99E42A7331659258381964608365BFE2D2E0D - Submitted as: 3f27d02f78d50015562f97ca135c3566a4ba2688752d826fda1a4a4186a2b8e2
- File type: pe · Size: 122880 bytes
- Verdict: malicious (100/100) · Family: Changeup
Detections (4 of 56 engines)
- ClamAV (daily): Win.Trojan.Changeup-6169544-0
- Microsoft Defender: Worm:Win32/Vobfus!pz
- Trellix Stinger (McAfee): Downloader-CJX.gen.l
- Kaspersky (KVRT): Worm.Win32.WBNA.ipa
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 11 weighted signals:
- ClamAV (daily) flagged Win.Trojan.Changeup-6169544-0 (rule
Win.Trojan.Changeup-6169544-0) - 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/Vobfus!pz (rule
Worm:Win32/Vobfus!pz) - engine signal, weight 0.55, confidence 0.85 - Trellix Stinger (McAfee) flagged Downloader-CJX.gen.l (rule
Downloader-CJX.gen.l) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged Worm.Win32.WBNA.ipa (rule
Worm.Win32.WBNA.ipa) - engine signal, weight 0.55, confidence 0.85 - 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 - Contacted 1 external host(s) and 20 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
- Dropped 1 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)
76634 behavior events · 3 ATT&CK techniques · 6 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ns1.player1253.com
- ns1.videoall.net
- ns1.mediashares.org
- c.pki.goog
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
- ctldl.windowsupdate.com
- update.googleapis.com
- desktop-hsgcbep
- login.live.com
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- www.msn.com
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\maahig.exe -
38a658923b6f62b760e625c1d152526633dd6461e233a0d69969e32fb8a7d8d9 - 7019496c35268d25dc3609b9bf4b300f2ef011ac50bb206bfe8b002e78ad5816 -
7019496c35268d25dc3609b9bf4b300f2ef011ac50bb206bfe8b002e78ad5816 - 7ca0a9142625472fa92cdf4e86a3281fb891a1921ce11cceecb1d5d57d396f8e -
7ca0a9142625472fa92cdf4e86a3281fb891a1921ce11cceecb1d5d57d396f8e - 3b50ca998c6e62737ac5faf0525271f1f6feae78b0402d973d105192e95fdb94 -
3b50ca998c6e62737ac5faf0525271f1f6feae78b0402d973d105192e95fdb94 - ce013194373cf93d52bc0dd7f53ff5d54b1b00f66f3a238ada3dc0e4fdb205a8 -
ce013194373cf93d52bc0dd7f53ff5d54b1b00f66f3a238ada3dc0e4fdb205a8 - fd80c0453783054b3d6e7fa1bc83b32e0dae602f4d1186c4c5e71d0b2b4370a3 -
fd80c0453783054b3d6e7fa1bc83b32e0dae602f4d1186c4c5e71d0b2b4370a3
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/gsr1.crl
- http://c.pki.goog/r/r4.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/
- http://203.26.79.13/filestreamingservice//files/6c2dbffa-872a-4f74-b39c-0ab782eea5bf/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/6c2dbffa-872a-4f74-b39c-0ab782eea5bf?P1=1787354299&P2=404&P3=2&P4=ElLaAGSqvHE%2fud1oOy9cHTUmePvNSsovOeUG0kb6%2bBU6%2b%2bMYS0cpPMllI2X7kLzG0p4YKwEcdFNAK2Q5UFj2GA%3d%3d&cacheHostOrigin=tlu.dl.delivery.mp.microsoft.com
Embedded domains
- ns1.player1253.com
- ns1.videoall.net
- ns1.mediashares.org
- x1.c.lencr.org
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 20.184.175.8
- 52.123.252.203
- 4.230.171.124
- 20.247.184.142
- 48.211.4.16
- 74.179.77.204
- 135.232.92.97
- 57.154.63.210
- 52.182.143.212
- 13.69.116.105
- 52.123.252.216
- 57.155.101.212
- 172.64.154.167
- 135.233.45.221
- 48.200.63.27
- 4.150.223.113
- 52.148.114.188
- 20.184.175.17
- 203.26.79.13
- 72.154.7.109
- 52.110.12.44
- 52.110.12.48
More Changeup samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report