General
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Target
a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e
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Size
218KB
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Sample
230224-kel5raag32
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MD5
787552a670f1d84519eac15b3bff157d
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SHA1
625517d47b2f4f7aeff5143bffc07fd48460c150
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SHA256
a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e
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SHA512
ecc4d91791ad983298d58d3be2f8b3afc350e2ed2e05899f1b18eae9f6cb8756b4aba3b046ade49b57a43e2f553ede10b2f104716b40ab579a348bd03a2091ac
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SSDEEP
3072:lFJon5L1iJZmUBGIYQS915j1Y7EnzRB1TrxF65jm3L1gHTy:xaLomUBVS9XhY7EnzRzrxGjmb1t
Static task
static1
Behavioral task
behavioral1
Sample
a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e.exe
Resource
win10-20230220-en
Malware Config
Extracted
djvu
http://jiqaz.com/lancer/get.php
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extension
.iotr
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offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
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payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.com/files/1/build3.exe
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ransomnote
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Targets
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Target
a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e
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Size
218KB
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MD5
787552a670f1d84519eac15b3bff157d
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SHA1
625517d47b2f4f7aeff5143bffc07fd48460c150
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SHA256
a5544fe3b20b68f0e9f922a619106f958cd540bbd04d693f88da41ef52e4163e
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SHA512
ecc4d91791ad983298d58d3be2f8b3afc350e2ed2e05899f1b18eae9f6cb8756b4aba3b046ade49b57a43e2f553ede10b2f104716b40ab579a348bd03a2091ac
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SSDEEP
3072:lFJon5L1iJZmUBGIYQS915j1Y7EnzRB1TrxF65jm3L1gHTy:xaLomUBVS9XhY7EnzRzrxGjmb1t
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Detected Djvu ransomware
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Detects PseudoManuscrypt payload
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Detects Smokeloader packer
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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PseudoManuscrypt
PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.
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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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Modifies file permissions
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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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