General
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Target
43c58d4906e6da2d45faeba81077cfa60f89ab7ba36f027d4ae8c9850c7af722
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Size
250KB
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Sample
230330-faxcpsba32
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MD5
c559977e2c48356ea19c0049c73c0b8a
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SHA1
7a850bde76824e673aedb5799da9ac78c296f6c9
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SHA256
43c58d4906e6da2d45faeba81077cfa60f89ab7ba36f027d4ae8c9850c7af722
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SHA512
d2cbadca971df46feaa3b19b306607ffe24d02f10f1b54251dda5c46ed7a47f0d8321954cd7ba47d995416d399002926572d554514b6a3799e60f4a12155f59c
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SSDEEP
3072:4bu0rFx+N8XfIdjuLUEInKgUoey2INrA5hpkVCB4c4xAr:2TrrZfIdKLUrPV2INswVS
Static task
static1
Behavioral task
behavioral1
Sample
43c58d4906e6da2d45faeba81077cfa60f89ab7ba36f027d4ae8c9850c7af722.exe
Resource
win10-20230220-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/
Extracted
djvu
http://zexeq.com/test2/get.php
http://zexeq.com/lancer/get.php
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extension
.jywd
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offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
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payload_url
http://uaery.top/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
redline
ROBER
138.201.195.134:15564
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auth_value
de311ede2b43457816afc0d9989c5255
Extracted
smokeloader
pub1
Extracted
amadey
3.65
77.73.134.27/8bmdh3Slb2/index.php
Extracted
vidar
3.2
5df88deb5dde677ba658b77ad5f60248
https://steamcommunity.com/profiles/76561199489580435
https://t.me/tabootalks
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profile_id_v2
5df88deb5dde677ba658b77ad5f60248
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user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79
Extracted
redline
frtrack
francestracking.com:80
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auth_value
f2f94b780071d26409283a3478312faf
Targets
-
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Target
43c58d4906e6da2d45faeba81077cfa60f89ab7ba36f027d4ae8c9850c7af722
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Size
250KB
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MD5
c559977e2c48356ea19c0049c73c0b8a
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SHA1
7a850bde76824e673aedb5799da9ac78c296f6c9
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SHA256
43c58d4906e6da2d45faeba81077cfa60f89ab7ba36f027d4ae8c9850c7af722
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SHA512
d2cbadca971df46feaa3b19b306607ffe24d02f10f1b54251dda5c46ed7a47f0d8321954cd7ba47d995416d399002926572d554514b6a3799e60f4a12155f59c
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SSDEEP
3072:4bu0rFx+N8XfIdjuLUEInKgUoey2INrA5hpkVCB4c4xAr:2TrrZfIdKLUrPV2INswVS
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Detected Djvu ransomware
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Modifies security service
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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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Suspicious use of NtCreateUserProcessOtherParentProcess
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Downloads MZ/PE file
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Stops running service(s)
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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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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 v6
Persistence
Modify Existing Service
2Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
File and Directory Permissions Modification
1Impair Defenses
1Modify Registry
2