General
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Target
b138c67994648f1784c8263e0af703662e2bd8e55d9d8a1189dcf243f2bff657.exe
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Size
3.7MB
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Sample
210708-rfkz96he6j
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MD5
f487f870fdf6550c4ca3241481fd49dc
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SHA1
f5f4a37e432c551b67508a74861e2f6e70ec2d4d
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SHA256
b138c67994648f1784c8263e0af703662e2bd8e55d9d8a1189dcf243f2bff657
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SHA512
6e5d57fdbe36492955df7b50ab40b7a1466cd225126eabbd36cebbdb1696e7bd560e1728cf2b697861b5c59be58bab6f1f4f868c00ef32b38e4fa4d84fb3bb6f
Static task
static1
Behavioral task
behavioral1
Sample
b138c67994648f1784c8263e0af703662e2bd8e55d9d8a1189dcf243f2bff657.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
b138c67994648f1784c8263e0af703662e2bd8e55d9d8a1189dcf243f2bff657.exe
Resource
win10v20210408
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
smokeloader
2020
http://conceitosseg.com/upload/
http://integrasidata.com/upload/
http://ozentekstil.com/upload/
http://finbelportal.com/upload/
http://telanganadigital.com/upload/
Extracted
redline
PROLIV_0809
45.140.147.91:49644
Extracted
redline
Ani
detuyaluro.xyz:80
Extracted
asyncrat
0.5.7B
null:null
AsyncMutex_6SI8OkPnk
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aes_key
3htbU7p8VLsbVqyiXfg3CvefpcBeyVlh
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anti_detection
true
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autorun
true
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bdos
false
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delay
Default
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host
null
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hwid
3
- install_file
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install_folder
%AppData%
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mutex
AsyncMutex_6SI8OkPnk
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pastebin_config
https://pastebin.com/raw/xV7ZAURy
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port
null
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version
0.5.7B
Targets
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Target
b138c67994648f1784c8263e0af703662e2bd8e55d9d8a1189dcf243f2bff657.exe
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Size
3.7MB
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MD5
f487f870fdf6550c4ca3241481fd49dc
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SHA1
f5f4a37e432c551b67508a74861e2f6e70ec2d4d
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SHA256
b138c67994648f1784c8263e0af703662e2bd8e55d9d8a1189dcf243f2bff657
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SHA512
6e5d57fdbe36492955df7b50ab40b7a1466cd225126eabbd36cebbdb1696e7bd560e1728cf2b697861b5c59be58bab6f1f4f868c00ef32b38e4fa4d84fb3bb6f
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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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Async RAT payload
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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 computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Adds Run key to start application
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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 SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
1Registry Run Keys / Startup Folder
1Scheduled Task
1BITS Jobs
1Defense Evasion
Modify Registry
3Disabling Security Tools
1BITS Jobs
1Install Root Certificate
1