General
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Target
NEAS.NEASNEAS054fd3a5c21d38ddc7bda158a64e6e9046133f4e1baec829de540be4f72eafe6exeexeexe_JC.exe
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Size
256KB
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Sample
231013-thzdxsdd83
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MD5
9adb6bf8417eae9f52fccd3edb7f4f04
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SHA1
b44611ac1d28d30ac212fa40ef3a7d5e6c090d18
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SHA256
054fd3a5c21d38ddc7bda158a64e6e9046133f4e1baec829de540be4f72eafe6
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SHA512
ef1475dbbc36227706b1f19f56cc305e33e2949a5922a77e1a6bc9392b01286fa28a4ddc6a1e685981a829c054df2546cf834902fe7013b384a2cdbd72e0e57a
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SSDEEP
3072:x9aFyJXnusHOn2NUPPt5cGUwMkWs+0aFcklpM:vaFyVXun445cGUwMkWNrS
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.NEASNEAS054fd3a5c21d38ddc7bda158a64e6e9046133f4e1baec829de540be4f72eafe6exeexeexe_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.NEASNEAS054fd3a5c21d38ddc7bda158a64e6e9046133f4e1baec829de540be4f72eafe6exeexeexe_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
smokeloader
2022
http://onualituyrs.org/
http://sumagulituyo.org/
http://snukerukeutit.org/
http://lightseinsteniki.org/
http://liuliuoumumy.org/
http://stualialuyastrelia.net/
http://kumbuyartyty.net/
http://criogetikfenbut.org/
http://tonimiuyaytre.org/
http://tyiuiunuewqy.org/
http://wirtshauspost.at/tmp/
http://msktk.ru/tmp/
http://soetegem.com/tmp/
http://gromograd.ru/tmp/
http://talesofpirates.net/tmp/
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.mlrd
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offline_id
FjtJkuhRHnUARRt9GnbbgUTa6ErhJq4ZM668xSt1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
amadey
3.87
http://79.137.192.18/9bDc8sQ/index.php
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install_dir
577f58beff
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install_file
yiueea.exe
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strings_key
a5085075a537f09dec81cc154ec0af4d
Extracted
redline
LogsDiller Cloud (TG: @logsdillabot)
51.255.152.132:36011
Extracted
smokeloader
pub1
Targets
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Target
NEAS.NEASNEAS054fd3a5c21d38ddc7bda158a64e6e9046133f4e1baec829de540be4f72eafe6exeexeexe_JC.exe
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Size
256KB
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MD5
9adb6bf8417eae9f52fccd3edb7f4f04
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SHA1
b44611ac1d28d30ac212fa40ef3a7d5e6c090d18
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SHA256
054fd3a5c21d38ddc7bda158a64e6e9046133f4e1baec829de540be4f72eafe6
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SHA512
ef1475dbbc36227706b1f19f56cc305e33e2949a5922a77e1a6bc9392b01286fa28a4ddc6a1e685981a829c054df2546cf834902fe7013b384a2cdbd72e0e57a
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SSDEEP
3072:x9aFyJXnusHOn2NUPPt5cGUwMkWs+0aFcklpM:vaFyVXun445cGUwMkWNrS
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Detected Djvu ransomware
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Glupteba payload
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Accesses Microsoft Outlook profiles
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1