General
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Target
8309bf94b5d9d975a7de27600867794f60c9008763fc208208cbb8d9f90b05fb
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Size
344KB
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Sample
211022-n7fp8acdgn
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MD5
51338c55b880e26c6b89c62323f4db10
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SHA1
39e85ffa395c61d83a7b03713ec67e3656dd6c87
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SHA256
8309bf94b5d9d975a7de27600867794f60c9008763fc208208cbb8d9f90b05fb
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SHA512
6c5429e3c5809bf5f4e46dabd8a0754450b7aa9e03e8399c379cbf4aa25e6f140f3f89696b44fc25460dd3bf07d82571aa0f918f7d81e59811e3c33ac99dc2f0
Static task
static1
Behavioral task
behavioral1
Sample
8309bf94b5d9d975a7de27600867794f60c9008763fc208208cbb8d9f90b05fb.exe
Resource
win10-en-20211014
Malware Config
Extracted
https://cdn.discordapp.com/attachments/900932703254364161/900934989028417596/aarmbpg.exe
Extracted
smokeloader
2020
http://gejajoo7.top/
http://sysaheu9.top/
http://nusurtal4f.net/
http://netomishnetojuk.net/
http://escalivrouter.net/
http://nick22doom4.net/
http://wrioshtivsio.su/
http://nusotiso4.su/
http://rickkhtovkka.biz/
http://palisotoliso.net/
Extracted
redline
MRFSW
65.21.194.86:2451
Extracted
redline
141.94.188.138:46419
Extracted
vidar
41.5
706
https://mas.to/@xeroxxx
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profile_id
706
Extracted
vidar
41.5
517
https://mas.to/@xeroxxx
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profile_id
517
Extracted
djvu
http://rlrz.org/lancer
Targets
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Target
8309bf94b5d9d975a7de27600867794f60c9008763fc208208cbb8d9f90b05fb
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Size
344KB
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MD5
51338c55b880e26c6b89c62323f4db10
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SHA1
39e85ffa395c61d83a7b03713ec67e3656dd6c87
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SHA256
8309bf94b5d9d975a7de27600867794f60c9008763fc208208cbb8d9f90b05fb
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SHA512
6c5429e3c5809bf5f4e46dabd8a0754450b7aa9e03e8399c379cbf4aa25e6f140f3f89696b44fc25460dd3bf07d82571aa0f918f7d81e59811e3c33ac99dc2f0
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Detected Djvu ransomware
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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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Suspicious use of NtCreateProcessExOtherParentProcess
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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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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Deletes itself
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Loads dropped DLL
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Modifies file permissions
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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