General
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Target
cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278
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Size
191KB
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Sample
230224-ga1ksscd6y
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MD5
f852f979e8542d2f79065a5f043d9ce5
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SHA1
dd50050d01e5787d200a6a9e171a07c4432005a3
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SHA256
cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278
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SHA512
a651b3f4e2c9c962e8e35c87e1c153181f70af2cc1d9b3904164ec17816271ad4c0c66f5a9a9f1e308bdd63a022fc20995d9990b887bdc2430177bb69262b1a3
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SSDEEP
3072:sXB3WPxsiTw6zZ6+efbQFRWT0l2d4156FhMH6L/:wm9T/zZ6+EXwlR156Oo
Static task
static1
Behavioral task
behavioral1
Sample
cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278.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
cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278
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Size
191KB
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MD5
f852f979e8542d2f79065a5f043d9ce5
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SHA1
dd50050d01e5787d200a6a9e171a07c4432005a3
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SHA256
cff928d5a3d458ca5c12c09c2ec6327b878625af32d0c846f8f26cc52e821278
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SHA512
a651b3f4e2c9c962e8e35c87e1c153181f70af2cc1d9b3904164ec17816271ad4c0c66f5a9a9f1e308bdd63a022fc20995d9990b887bdc2430177bb69262b1a3
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SSDEEP
3072:sXB3WPxsiTw6zZ6+efbQFRWT0l2d4156FhMH6L/:wm9T/zZ6+EXwlR156Oo
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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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Stops running service(s)
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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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MITRE ATT&CK Enterprise v6
Persistence
Modify Existing Service
1Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
File and Directory Permissions Modification
1Impair Defenses
1Modify Registry
1