MALICIOUS — fea13a5f1d4f82439d97563d367de0b95bbd18afa7870d592c5c424e3b569785
MALICIOUS — fea13a5f1d4f82439d97563d367de0b95bbd18afa7870d592c5c424e3b569785 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100), attributed to the UPX family. 8 of 56 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
fea13a5f1d4f82439d97563d367de0b95bbd18afa7870d592c5c424e3b569785 - SHA-1:
7e64dae0be6b2e00aac5b0ebe95ca66c3b83a05d - MD5:
b9eda6e917e2c845ba6b14d3adf2e13f - imphash:
99c27169ecdf0bb12dce110e9380f78a - ssdeep:
98304:+t+ww48YTRGrjsYrXa1PSELk/GEAUfZ82ub8GRprbGJ1y1xWcdGWLpDi5PdjDJi:+xaELkaUfdOMeXdVlG5Fp+ - TLSH:
T1C76612CC1E10A714EAF287557C508D5F4AA3F09DB9BED43C0D8BD49EB261473A422AC9 - Submitted as: fea13a5f1d4f82439d97563d367de0b95bbd18afa7870d592c5c424e3b569785
- File type: pe · Size: 6525268 bytes
- Verdict: malicious (99/100) · Family: UPX
Detections (8 of 56 engines)
- YARA: MalwareAnalyser built-in: Packer_UPX_Sections
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:.data0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: MalwareAnalyser community pack: TL_UPX_Packed
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Microsoft Defender: Trojan:Win32/Downloader.CF!MTB
- Emsisoft (Emergency Kit): Gen:Variant.Doina.23645
- Kaspersky (KVRT): VHO:Trojan.Win32.Exnet.gen
MITRE ATT&CK
YARA
- Packer_UPX_Sections
Why this verdict
The malicious score of 99/100 is the fusion of 14 weighted signals:
- Microsoft Defender flagged Trojan:Win32/Downloader.CF!MTB (rule
Trojan:Win32/Downloader.CF!MTB) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Variant.Doina.23645 (rule
Gen:Variant.Doina.23645) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged VHO:Trojan.Win32.Exnet.gen (rule
VHO:Trojan.Win32.Exnet.gen) - 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 - UPX packer section names (rule
Packer_UPX_Sections) - yara signal, weight 0.40, confidence 0.90 - Contacted 22 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - YARA: MalwareAnalyser built-in flagged Packer_UPX_Sections (rule
Packer_UPX_Sections) - engine signal, weight 0.35, confidence 0.70 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-sections:.data0 (rule
high-entropy-sections:.data0) - engine signal, weight 0.35, confidence 0.70 - YARA: MalwareAnalyser community pack flagged TL_UPX_Packed (rule
TL_UPX_Packed) - engine signal, weight 0.30, confidence 0.70 - Embedded network infrastructure: https://secure.comodo.net/CPS0A - static signal, weight 0.35, confidence 0.60
- Packing/obfuscation: high-entropy-sections:.data0 - static signal, weight 0.25, confidence 0.55
- enumerate processes (rule
enumerate processes) - capa signal, weight 0.20, confidence 0.60 - Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Dynamic analysis (windows)
222 behavior events · 0 ATT&CK techniques · 5 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- 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
- odc.officeapps.live.com
- tas02.sls.update.microsoft.com
- licensing.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\msedge_installer.log -
1b51041f8085d0ebd1398f4512718ea8209893ca9f1c64bdf530e0cacf0f6eee - C:\Users\analyst\AppData\Local\Temp\tsk_03uHDs76k.exe -
2bc065a7a0e05459e8cf977a3c16e52f1f5935a74b448e9c6c47cad97008ff7b - C:\Users\analyst\AppData\Local\Temp\cv_debug.log -
624ff0124ff1097c61c11a6f0265e516a900cc1aafb44110142df0f8f1aaf69a - C:\Users\analyst\AppData\Local\Temp\cfg.ini -
e9746ec8b3b065cf34a8cacadc0b4bbe7802f24eea6882a1d8fd4bd91c4248e8 - C:\Users\analyst\AppData\Local\Temp\wmsetup.log -
b11630055c84537e8859368be34c50cda8d82b8db9a15082ef95f4fd68c7b155
Embedded URLs
- http://crl.thawte.com/ThawteTimestampingCA.crl0
- http://ts-aia.ws.symantec.com/tss-ca-g2.cer0
- http://ts-crl.ws.symantec.com/tss-ca-g2.crl0
- https://secure.comodo.net/CPS0A
- 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/
- http://c.pki.goog/r/gsr1.crl
- http://c.pki.goog/r/r4.crl
Embedded domains
- www.qq.com
- 3x.ca
- k.tw
- crl.thawte.com
- crl.usertrust.com
- ts-aia.ws.symantec.com
- ts-crl.ws.symantec.com
- crt.usertrust.com
- secure.comodo.net
- crl.comodoca.com
- crt.comodoca.com
- x1.c.lencr.org
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 52.168.117.169
- 52.123.252.235
- 52.230.60.54
- 4.230.171.124
- 74.178.240.61
- 74.179.77.164
- 85.210.196.11
- 57.155.101.212
- 52.110.12.46
- 52.110.12.38
- 4.150.223.108
- 40.84.97.4
- 104.18.33.89
- 52.148.114.188
- 72.145.35.100
- 52.110.12.11
- 52.110.12.15
File paths
- X:\:h:l:p:t:x:
- m:\tf\0I0.log
- M:\src\04F\_SHW_CF_181213\SWH_DLL_01\HookDll\Release\HookDll.pdb
- T:\:d:l:t:
- U:\:s:}:
- T:\:t:
- e:\i+
More UPX samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report