General
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Target
8f2418963275ab918d76e58075932b262a699a141accbf1966ca6ec55d5052c2
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Size
316KB
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Sample
220826-zdz3jsacg4
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MD5
fa06d631a09707f448f32fc9fe0c4b04
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SHA1
3a2d04a70706b0421dbe671ebbe76003f89967a9
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SHA256
8f2418963275ab918d76e58075932b262a699a141accbf1966ca6ec55d5052c2
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SHA512
7e98984a53c55f6cb4f1349351c05ad708023f8f8eb44cab94edbff741122e93cf76c05f332aee850bab49bcda623d51f0a0ef34bdb527b68d1698bcd586239e
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SSDEEP
6144:ASmkmlPcRW91DpTyFoxkloN9aKdNOX1nITzgy9yIT:DmzoG1RyexqoNfdNOX5kzgy9P
Static task
static1
Behavioral task
behavioral1
Sample
8f2418963275ab918d76e58075932b262a699a141accbf1966ca6ec55d5052c2.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://acacaca.org/lancer/get.php
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extension
.qqkk
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offline_id
0MVuBxT6o3dUivEUdhCKPfN5ljxbYptbzrFZvst1
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payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
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ransomnote
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Extracted
redline
dzv mix
152.89.196.46:39154
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auth_value
2b8b507cc7f615f506fc03f384449fb3
Extracted
socelars
https://hueduy.s3.eu-west-1.amazonaws.com/nbsdg818/
Targets
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Target
8f2418963275ab918d76e58075932b262a699a141accbf1966ca6ec55d5052c2
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Size
316KB
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MD5
fa06d631a09707f448f32fc9fe0c4b04
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SHA1
3a2d04a70706b0421dbe671ebbe76003f89967a9
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SHA256
8f2418963275ab918d76e58075932b262a699a141accbf1966ca6ec55d5052c2
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SHA512
7e98984a53c55f6cb4f1349351c05ad708023f8f8eb44cab94edbff741122e93cf76c05f332aee850bab49bcda623d51f0a0ef34bdb527b68d1698bcd586239e
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SSDEEP
6144:ASmkmlPcRW91DpTyFoxkloN9aKdNOX1nITzgy9yIT:DmzoG1RyexqoNfdNOX5kzgy9P
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detected Djvu ransomware
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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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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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Socelars payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Executes dropped EXE
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Modifies Windows Firewall
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Deletes itself
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Loads dropped DLL
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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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Accesses Microsoft Outlook profiles
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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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Legitimate hosting services abused for malware hosting/C2
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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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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
1Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Disabling Security Tools
2Modify Registry
3Virtualization/Sandbox Evasion
1File Permissions Modification
1