General
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Target
b760b4d4c193c749e94b0b4f3a302e3ad85f93a684ab849ca05691fcc2c011e8
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Size
183KB
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Sample
220827-esgvasdggr
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MD5
db39b00a85513a16af4b6d28c911ea67
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SHA1
49b5e45bcd1e2cae77c08ab8f4af290d7277bfee
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SHA256
b760b4d4c193c749e94b0b4f3a302e3ad85f93a684ab849ca05691fcc2c011e8
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SHA512
7f12f092ff9787b8cec23b025128b1944af2caa587aa89187b0714898c9134ef0442a8dfdd8526ece5b97c5ae4f1cdd4ea556bb3159c19b4608401e12990102c
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SSDEEP
3072:XVrXpTdgWQkBKxdjNW1Mk13570ldHz64Nf4hdV6HM1sxkgaBChgpZa9uD6Vdyhkf:BXVdgcudp4BJkGeCKigaLwVf
Static task
static1
Behavioral task
behavioral1
Sample
b760b4d4c193c749e94b0b4f3a302e3ad85f93a684ab849ca05691fcc2c011e8.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
b760b4d4c193c749e94b0b4f3a302e3ad85f93a684ab849ca05691fcc2c011e8
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Size
183KB
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MD5
db39b00a85513a16af4b6d28c911ea67
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SHA1
49b5e45bcd1e2cae77c08ab8f4af290d7277bfee
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SHA256
b760b4d4c193c749e94b0b4f3a302e3ad85f93a684ab849ca05691fcc2c011e8
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SHA512
7f12f092ff9787b8cec23b025128b1944af2caa587aa89187b0714898c9134ef0442a8dfdd8526ece5b97c5ae4f1cdd4ea556bb3159c19b4608401e12990102c
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SSDEEP
3072:XVrXpTdgWQkBKxdjNW1Mk13570ldHz64Nf4hdV6HM1sxkgaBChgpZa9uD6Vdyhkf:BXVdgcudp4BJkGeCKigaLwVf
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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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Downloads MZ/PE file
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Executes dropped EXE
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Modifies Windows Firewall
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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 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 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
3File Permissions Modification
1