General
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Target
c42e89949ac278bf2916deaa17db98c8de5bec75f2cdcec668539c965332adbe_JC.exe
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Size
208KB
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Sample
230923-x1x6csaa5t
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MD5
133fa84fc38c4a7895be8a11fdea3ac8
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SHA1
c947259776d97719e4c7145ca39a26f06fb9d36d
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SHA256
c42e89949ac278bf2916deaa17db98c8de5bec75f2cdcec668539c965332adbe
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SHA512
9ef5a78038b89f03ec75ddb670d9875c61bfc8fa2ea8ee344a5778842fc4495af2334ba3cae6cec756aa83cc27b60925f67ec568f3dd889e1ce5386539d44b58
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SSDEEP
3072:DX2kXdGfYZeXzw8sZHX5o64A+M5zeWx70rouOr5JU8TfEif3:79NZZeX88SJouzeq0rotU8Tr
Static task
static1
Behavioral task
behavioral1
Sample
c42e89949ac278bf2916deaa17db98c8de5bec75f2cdcec668539c965332adbe_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
c42e89949ac278bf2916deaa17db98c8de5bec75f2cdcec668539c965332adbe_JC.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
smokeloader
2022
http://potunulit.org/
http://hutnilior.net/
http://bulimu55t.net/
http://soryytlic4.net/
http://novanosa5org.org/
http://nuljjjnuli.org/
http://tolilolihul.net/
http://somatoka51hub.net/
http://hujukui3.net/
http://bukubuka1.net/
http://golilopaster.org/
http://newzelannd66.org/
http://otriluyttn.org/
http://gudintas.at/tmp/
http://pik96.ru/tmp/
http://rosatiauto.com/tmp/
http://kingpirate.ru/tmp/
Extracted
djvu
http://zexeq.com/raud/get.php
http://zexeq.com/lancer/get.php
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extension
.azhi
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offline_id
GQ9DjFmWFDqpsyzsOnaxE1Xr4MPL1dG4vPfPDNt1
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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
redline
LogsDiller Cloud (TG: @logsdillabot)
51.38.95.107:42494
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auth_value
3a050df92d0cf082b2cdaf87863616be
Extracted
redline
5.42.65.101:40676
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auth_value
909a45aeb6f84954c2adb84717b244e0
Extracted
smokeloader
pub1
Extracted
smokeloader
up3
Targets
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Target
c42e89949ac278bf2916deaa17db98c8de5bec75f2cdcec668539c965332adbe_JC.exe
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Size
208KB
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MD5
133fa84fc38c4a7895be8a11fdea3ac8
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SHA1
c947259776d97719e4c7145ca39a26f06fb9d36d
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SHA256
c42e89949ac278bf2916deaa17db98c8de5bec75f2cdcec668539c965332adbe
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SHA512
9ef5a78038b89f03ec75ddb670d9875c61bfc8fa2ea8ee344a5778842fc4495af2334ba3cae6cec756aa83cc27b60925f67ec568f3dd889e1ce5386539d44b58
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SSDEEP
3072:DX2kXdGfYZeXzw8sZHX5o64A+M5zeWx70rouOr5JU8TfEif3:79NZZeX88SJouzeq0rotU8Tr
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Detected Djvu ransomware
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Glupteba payload
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Downloads MZ/PE file
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Stops running service(s)
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.NET Reactor proctector
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
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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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Legitimate hosting services abused for malware hosting/C2
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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
Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1