General
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Target
0b263f996aae42dba6b44055e63b505a.bin
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Size
148KB
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Sample
230911-bggtdacg2v
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MD5
7c0a312372204bad59a3600b5004f402
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SHA1
9ca7b0d8af71bedf880be33ae614013f4ed551fa
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SHA256
62c5527886b878bd1007fd38fa1f5050389bf3d1dcb6791c13b39636345b842d
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SHA512
40251ad392985df970467744e7ca93ac0c4ca9e8851aa6edbc91a308e3bea3d2a256fbfc91901e0a0ed7a7c04b8e4539f539aba330ece9498365745f1b07ba65
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SSDEEP
3072:47L9I6ZI5JhUKhpXqlXzkmnxVZPHVkGuGykqD02J:4/9I7ZUsdql4mxDHqtnkqDx
Static task
static1
Behavioral task
behavioral1
Sample
b08c232382225409d470264836307781964829e59136644fc442335ec32a22c1.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
b08c232382225409d470264836307781964829e59136644fc442335ec32a22c1.exe
Resource
win10v2004-20230831-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
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
djvu
http://zexeq.com/raud/get.php
http://zexeq.com/lancer/get.php
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extension
.hgml
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offline_id
Nk8w6hJsuGrE3s2SYWM3ehMUHvjgVRqqgX84dat1
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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
amadey_api
amadapi.tuktuk.ug:11290
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auth_value
a004bea47cf55a1c8841d46c3fe3e6f5
Extracted
redline
smokiez_build
194.169.175.232:45450
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auth_value
2e68bc276986767f0f14a3d75567abcd
Extracted
smokeloader
up3
Targets
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Target
b08c232382225409d470264836307781964829e59136644fc442335ec32a22c1.exe
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Size
249KB
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MD5
0b263f996aae42dba6b44055e63b505a
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SHA1
f2dd15d70b895cf0ed30317c23114c784c663c93
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SHA256
b08c232382225409d470264836307781964829e59136644fc442335ec32a22c1
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SHA512
592ea1a1c3decb8adb50b3d95833dabe2e5debed2c6f8a27dcec312a62344c4801546fe6ef5dd7ccd505bfb6f5105729458e857f8a9c1b4d7986aedd95eb5f90
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SSDEEP
3072:VYUdu6Lg0E9GlH8kgoTs2e6xGTwxzXFHUinvMD6yaLRmDX2:Wiu6Lg6V82ZBQcxrFHUinv6HD
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Detected Djvu ransomware
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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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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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Uses the VBS compiler for execution
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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 Matrix ATT&CK v13
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
1Defense Evasion
File and Directory Permissions Modification
1Scripting
1Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1