General
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Target
1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec.exe
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Size
3.5MB
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Sample
220924-blm6ysbffm
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MD5
e84c47fb5d47792116a7121b411481f9
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SHA1
6e16605c8403083a70068199930e5b6a3efed072
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SHA256
1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec
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SHA512
a0e489ae49940f7ff8823eed6570a1d81da595b82515eda33bf210f10267042e8c1e8bf4e4d704b27417372a41a33d469c10de32736aed5859446ead52af699b
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SSDEEP
98304:xd18QV51R2H8BbH46dTZPDN6vsyHdfthjqCvLUBsKnS:x78QD1ecbYsTZPDN6vHdHjrLUCKS
Static task
static1
Behavioral task
behavioral1
Sample
1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec.exe
Resource
win10v2004-20220812-en
Malware Config
Extracted
redline
Cana
176.111.174.254:56328
Extracted
vidar
39.4
706
https://sergeevih43.tumblr.com/
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profile_id
706
Extracted
redline
ServAni
87.251.71.195:82
Extracted
nymaim
208.67.104.97
85.31.46.167
Extracted
vidar
54.6
1679
https://t.me/huobiinside
https://mas.to/@kyriazhs1975
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profile_id
1679
Extracted
djvu
http://winnlinne.com/test3/get.php
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extension
.ofoq
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offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
redline
ruzki18
176.113.115.146:9582
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auth_value
7be17614eb631964b4725d83c6b7cc76
Targets
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Target
1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec.exe
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Size
3.5MB
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MD5
e84c47fb5d47792116a7121b411481f9
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SHA1
6e16605c8403083a70068199930e5b6a3efed072
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SHA256
1a27e7943700b31774ab4347b5d2f92be9a50b8a7daeab5b066a0af53c11cdec
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SHA512
a0e489ae49940f7ff8823eed6570a1d81da595b82515eda33bf210f10267042e8c1e8bf4e4d704b27417372a41a33d469c10de32736aed5859446ead52af699b
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SSDEEP
98304:xd18QV51R2H8BbH46dTZPDN6vsyHdfthjqCvLUBsKnS:x78QD1ecbYsTZPDN6vHdHjrLUCKS
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Detect Fabookie payload
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Detected Djvu ransomware
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Detects Smokeloader packer
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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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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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Nirsoft
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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
Modify Registry
3Disabling Security Tools
1Virtualization/Sandbox Evasion
1File Permissions Modification
1Install Root Certificate
1