General
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Target
6f1486bbe9bc9ce6f3a2b93724e66129d4bec10bc9b70d41b7c7434caa93b2d7
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Size
345KB
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Sample
211022-tdx1asbgh2
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MD5
b6170de8bdc4d72171ec609504d27ad0
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SHA1
a5546be34f3f99b641a8fb770e39aa5a184c7b33
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SHA256
6f1486bbe9bc9ce6f3a2b93724e66129d4bec10bc9b70d41b7c7434caa93b2d7
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SHA512
a13d4abc4e59aa8e33e489d9b21b465c0f21afe3c65d827e5d54b59e4010251753948af8de1e2e78927e638f3304236a4060c2f8a61419a3ad2389446511e9a8
Static task
static1
Behavioral task
behavioral1
Sample
6f1486bbe9bc9ce6f3a2b93724e66129d4bec10bc9b70d41b7c7434caa93b2d7.exe
Resource
win10-en-20211014
Malware Config
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
icedid
1875681804
enticationmetho.ink
Extracted
redline
MRFSW
65.21.194.86:2451
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
6f1486bbe9bc9ce6f3a2b93724e66129d4bec10bc9b70d41b7c7434caa93b2d7
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Size
345KB
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MD5
b6170de8bdc4d72171ec609504d27ad0
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SHA1
a5546be34f3f99b641a8fb770e39aa5a184c7b33
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SHA256
6f1486bbe9bc9ce6f3a2b93724e66129d4bec10bc9b70d41b7c7434caa93b2d7
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SHA512
a13d4abc4e59aa8e33e489d9b21b465c0f21afe3c65d827e5d54b59e4010251753948af8de1e2e78927e638f3304236a4060c2f8a61419a3ad2389446511e9a8
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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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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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