General
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Target
5ac99bbe691224fd287b1779b9e1cdf072c5d9630953f5a4df5d49398d434e95
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Size
761KB
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Sample
240114-19lepsdchr
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MD5
9258bfe8d8bbabf415a67bf39d7c912c
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SHA1
0fe9c215d1fc9430bf9c055d446c7805f79f6725
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SHA256
5ac99bbe691224fd287b1779b9e1cdf072c5d9630953f5a4df5d49398d434e95
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SHA512
7b26ecff8224797aa5d7972e0d7a46d4743975d2cefff75c5d8d99aa57a6fd5b72a97faff6f1a08bb75b8254c41a556c0756fcdda7800e5890de1a6699ba6fb6
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SSDEEP
12288:0TSAO9OIqmUVIp+urd57CyDjXNodk1lOCrIxkbawucOV3bRxT+/:0RI2VIp+Yd9TNoorIxkBtM3txT+/
Static task
static1
Behavioral task
behavioral1
Sample
5ac99bbe691224fd287b1779b9e1cdf072c5d9630953f5a4df5d49398d434e95.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
5ac99bbe691224fd287b1779b9e1cdf072c5d9630953f5a4df5d49398d434e95.exe
Resource
win10-20231220-en
Malware Config
Extracted
djvu
http://habrafa.com/test1/get.php
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extension
.cdpo
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offline_id
Bn3q97hwLouKbhkQRNO4SeV07gjdEQVm8NKhg0t1
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payload_url
http://brusuax.com/dl/build2.exe
http://habrafa.com/files/1/build3.exe
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ransomnote
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Targets
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Target
5ac99bbe691224fd287b1779b9e1cdf072c5d9630953f5a4df5d49398d434e95
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Size
761KB
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MD5
9258bfe8d8bbabf415a67bf39d7c912c
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SHA1
0fe9c215d1fc9430bf9c055d446c7805f79f6725
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SHA256
5ac99bbe691224fd287b1779b9e1cdf072c5d9630953f5a4df5d49398d434e95
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SHA512
7b26ecff8224797aa5d7972e0d7a46d4743975d2cefff75c5d8d99aa57a6fd5b72a97faff6f1a08bb75b8254c41a556c0756fcdda7800e5890de1a6699ba6fb6
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SSDEEP
12288:0TSAO9OIqmUVIp+urd57CyDjXNodk1lOCrIxkbawucOV3bRxT+/:0RI2VIp+Yd9TNoorIxkBtM3txT+/
Score10/10-
Detect Vidar Stealer
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Detected Djvu ransomware
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Downloads MZ/PE file
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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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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